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HomeMy WebLinkAbout1.01 Basin HydrologyBASIN HYDROLOGY • • 0 .annual air temperature is 40 to 46 degrees F, and the average frost -free season is 75 to 95 days. This unit makes up about 7 percent of the survey area. It is about 45 percent Empedrado soils, 22 percent Morval soils, 20 percent Evanston soils, and 13 percent soils of minor extent. Empedrado soils are on hills and fans. These soils are gently sloping to steep. They formed in alluvium and eolian material derived dominantly from mixed material. Typically, the surface layer is loam. Below this to a depth of 60 inches is clay loam. Morval soils are on alluvial fans. These soils are gently sloping to steep. They formed in alluvium derived dominantly from basalt. Typically, the surface layer is loam. The subsoil is clay loam. Below this to a depth of 60 inches is loam. Evanston soils are on alluvial fans and valley sides. These soils are gently sloping to very steep. They formed in mixed alluvium. Typically, the surface layer is loam. The subsoil is clay loam. Below this to a depth of 60 inches is loam. Of minor extent in this unit are Tridell, Forelle, Brownsto, and Fughes soils. This unit is used mainly for rangeland, pasture, hayland, crops, or wildlife habitat or as a source of firewood. It also is used for homesite development. 411, This unit provides important winter range and igration routes for mule deer and elk. At the higher elevations, only the west- and south -facing side slopes provide important winter range. Cottontail, various birds of prey, pinyon jay, and hairy woodpecker also are common on this unit. If this unit is used for homesite development, the main limitations are the shrink -swell potential and the slope. 5. Forelle-Yamo-Almy Gently sloping to steep, well drained, deep soils; on fans, benches, toe slopes, and mountains This map unit is in the central and northern parts of the survey area. Slope is 1 to 25 percent. The vegetation is mainly woody shrubs, grasses, forbs, and scattered small conifers. Elevation is 6,000 to 7,800 feet. The average annual precipitation is about 10 to 14 inches, the average annual air temperature is 40 to 46 degrees F, and the average frost -free season is 85 to 105 days. This unit makes up about 4 percent of the survey area. It is about 32 percent Forelle and similar soils, 27 percent Yamo and similar soils, 25 percent Almy and illsoils, and 16 percent soils of minor extent. -orelle soils are on mountains and benches. These Soil Survey soils are strongly sloping to steep. They formed in alluvium derived dominantly from sedimentary rock. Typically, the surface layer is loam. The subsoil is clay loam. Below this to a depth of 60 inches is loam and clay loam. Yamo soils are on fans and toe slopes. These soils are gently sloping to steep. They formed in colluvium. Typically, the soils are loam to a depth of 60 inches. Almy soils are on fans and uplands. These soils are gently sloping to steep. They formed in alluvium derived dominantly from calcareous redbed sandstone and shale. Typically, the surface layer is loam. The subsoil is fine sandy loam over sandy clay loam. Below this to a depth of 60 inches is fine sandy loam. Of minor extent in this unit are Brownsto, Dotsero, Mussel, and Goslin soils. This unit is used for rangeland, hay, pasture, or homesite development. This area is very important winter range for mule deer and elk. The development of subdivisions has severely reduced the area of winter range. This unit also provides habitat for mallards, mourning dove, pinyon jay, prairie dogs, and coyote. If this unit is used for homesite development, the main limitation is the slope. 6. Gypsum Land-Gypsiorthids Gypsum land and moderately steep to very steep, well drained, shallow and moderately deep soils; on eroded hills, mountainsides, and breaks This map unit is in the central part of the survey area. Slope is 12 to 65 percent. The vegetation is mainly forbs, grasses, woody shrubs, pinyon, and juniper. Elevation is 6,400 to 7,400 feet. The average annual precipitation is about 13 to 16 inches, the average annual air temperature is 42 to 46 degrees F, and the average frost -free season is 90 to 105 days. This unit makes up about 7 percent of the survey area. It is about 65 percent Gypsum land, 20 percent Gypsiorthids, and 15 percent soils of minor extent. The Gypsum land consists mainly of exposed parent material that has a very high content of gypsum. It is moderately steep to very steep. Gypsiorthids are on eroded hills, mountainsides, and breaks. These soils are moderately steep to very steep and are shallow and moderately deep. They formed in residuum and colluvium derived dominantly from gypsiferous shale and sandstone. Typically, the surface layer is fine sandy loam. Below this is fine sandy loam. Soft, gypsiferous shale is at a depth of about 39 inches. Of minor extent in this unit are Mussel and Yamo soils and Rock outcrop. Aspen -Gypsum Area, Colorado .his unit is used as wildlife habitat or for limited livestock grazing. This unit is highly valued as critical winter range for mule deer. It also provides habitat for cottontail, green - tailed towhee, various birds of prey, and a few elk late in winter. 7. Jerry-Uracca-Mergel Gently sloping to very steep, well drained, deep soils; on alluvial fans, terraces, valley sides, and hills This map unit is in the southern part of the survey area. Slope is 1 to 65 percent. The vegetation is mainly grasses, forbs, and woody shrubs. Elevation is 7,800 to 9,500 feet. The average annual precipitation is about 16 to 20 inches, the average annual air temperature is 37 to 43 degrees F, and the average frost -free season is 70 to 95 days. This unit makes up 2 percent of the survey area. It is 40 percent Jerry and similar soils, 25 percent Uracca and similar soils, 20 percent Mergel and similar soils, and 15 percent soils of minor extent. Jerry soils are on alluvial fans and hills_ These soils are gently sloping to very steep. They formed in all ium derived dominantly from sandstone and shale. illy, the surface layer is loam. The subsoil is c ery clay loam. Below this to a depth of 50 inches is very channery clay loam. Uracca soils are on alluvial fans, terraces, and valley sides. These soils are gently sloping to very steep. They formed in mixed alluvium. Typically, the surface layer is cobbly sandy loam. The subsoil is very cobbly sandy clay loam. Below this to a depth of 60 inches is extremely cobbly sandy clay loam_ Mergel soils are on terraces and concave valley side slopes_ These soils are gently sloping to very steep. They formed in alluvium and mixed glacial outwash_ Typically, the surface layer is cobbly loam. The next layer is very cobbly sandy loam. Below this to a depth o_f 60 inches is extremely stony sandy loam. Of minor extent in this unit are Empedrado, NMillerlake, Acree, Morval, and Tridell soils. This unit is used mainly as pasture or irrigated rayland. It also is used for homesite development or tock quarrying. t -This unit is used extensively by mule deer in summer, fall, and early winter. The unit also provides [portant calving and fawning grounds for elk and deer l Spring, and it provides habitat for other wildlife, such sz cottontail, band -tailed pigeon, blue grouse, and black ear unit is used for homesite development, the in imitations are stones and boulders. 11 8. Vandamore-Coulterg Moderately steep to very steep, well drained, moderately deep and deep soils; on mountainsides and fans This map unit is in the west -central part of the survey area. Slope is 12 to 65 percent. The vegetation is mainly grasses, woody shrubs, Douglas fir, and juniper. Elevation is 6,500 to 9,500 feet. The average annual precipitation is about 18 to 20 inches, the average annual air temperature is 38 to 43 degrees F, and the average frost -free season is 55 to 80 days. This unit makes up about 2 percent of the survey area. It is about 54 percent Vandamore soils, 42 percent Coulterg soils, and 4 percent soils of minor extent. Vandamore soils are on mountainsides. These soils are steep and very steep and are moderately deep. They formed in residuum and colluvium derived dominantly from sandstone. Typically, the surface layer is channery sandy loam. The next layer is very channery loam. Below this is very channery fine sandy loam. Fine-grained sandstone is at a depth of about 27 inches. Coulterg soils are on mountainsides and on colluvial and alluvial fans. These soils are moderately steep to very steep and are deep. They formed in alluvium and colluvium derived dominantly from siltstone, shale, and limestone. Typically, the soils are loam to a depth of 60 inches. Of minor extent in this unit are Evanston soils. This unit is used as rangeland or as wildlife habitat. It provides excellent summer range for mule deer and elk. These animals use the unit extensively for calving, fawning, and raising their young. Other common species are blue grouse, cottontail, snowshoe hare, hairy woodpecker, mountain bluebird, coyote, and black bear. Dominantly Cold Soils in the Mountains These soils make up about 51 percent of the survey area. 9. Callings-Yeljack Moderately steep to very steep, well drained, deep soils; on ridgetops, mountainsides, and benches This map unit is in the central part of the survey area. Slope is 12 to 65 Percent. The vegetation is mainly aspen, woody shrubs, grasses, and forbs. Elevation is 7,500 to 9,500 feet. The average annual precipitation is about 18 to 20 inches, the average annual air temperature is 39 to 41 degrees F, and the average frost -free season is 70 to 80 days. Aspen -Gypsum Area, Colorado 40 --Mussel loam, 6 to 12 percent slopes. This well drained soil is on terraces, fans, and foot slopes. It formed in alluvium. Elevation is 6,500 to 7,500 feet. The average annual precipitation is 13 to 14 inches, the average annual air temperature is 42 to 44 degrees F, and the average frost -free period is 75 to 90 days. Typically, the surface layer is light gray loam about 8 inches thick. The upper 34 inches of the substratum is sandy clay loam. The lower part to a depth of 60 inches is gravelly sandy clay loam. Included in this unit are small areas of Yamo soils. Included areas make up about 10 percent of the total acreage. Permeability is moderate in the Mussel soil. Available water capacity is high. The effective rooting depth is 60 inches or more. Runoff is slow, and the hazard of water erosion is moderate. This unit is used as hayland, as rangeland, or for urban development. It is suited to hay and pasture. The main management concerns are low fertility and the slope. Grasses and legumes grow well if adequate fertilizer is used. If properly managed, the unit can produce 4 tons of irrigated grass hay per acre annually. The potential plant community on this unit is mainly western wheatgrass, needleandthread, Nevada bliss, Sandberg bluegrass, and big sagebrush. The ae annual production of air-dry vegetation is about 800 pounds per acre. Areas that are heavily infested with undesirable plants can be improved by chemical or mechanical treatment. If the quality of range vegetation has seriously deteriorated; seeding is needed. If this unit is used for homesite development, the main limitation is the slope in the steeper areas. The slope is also a management concern if septic tank absorption fields are installed. Absorption lines should De installed on the contour. Access roads should be iesigned to control surface runoff and help stabilize cut ;lopes. This map unit is in capability subclass IVe, irrigated Ind nonirrigated. It is in the Rolling Loam range site. 91—Mussel loam, 12 to 25 percent slopes. This Jeep, well drained soil is on fans and foot slopes. It Drmed in alluvium. Elevation is 6,500 to 7,500 feet. The iverage annual precipitation is 13 to 14 inches, the iverage annual air temperature is 42 to 44 degrees F, ird the average frost -free period is 75 to 90 days. Typically, the surface layer is light gray loam about 8 ekes thick. The upper 34 inches of the substratum is ay loam. The lower part to a depth of 60 inches y sandy clay loam. 63 Included in this unit are small areas of Yamo soils and soils that are similar to the Mussel soil but have slopes of 6 to 12 percent. Included areas make up about 10 percent of the total acreage. Permeability is moderate in the Mussel soil. Available water capacity is high. The effective rooting depth is 60 inches or more. Runoff is medium, and the hazard of water erosion is moderate. This unit is used as rangeland or for urban development. The potential plant community is mainly western wheatgrass, Nevada bluegrass, Sandberg bluegrass, needleandthread, and big sagebrush. The average annual production of air-dry vegetation is about 800 pounds per acre. Range seeding may be needed if the range is in poor condition. The main limitations are the slope and the limited availability of irrigation water. In areas where brush is removed by prescribed burning or by chemical or mechanical methods, the hazard of erosion may increase. If this unit is used for homesite development, the main limitation is the slope. The slope is also a management concern if septic tank absorption fields are installed. Absorption lines should be installed on the contour. Access roads should be designed to control surface runoff and help stabilize cut slopes. This map unit is in capability subclass Vle, nonirrigated. It is in the Rolling Loam range site. 92—Redrob loam, 1 to 6 percent slopes. This deep, somewhat poorly drained soil is on alluvial valley floors, low terraces, and flood plains. It formed in mixed alluvium derived dominantly from sandstone and shale. Elevation is 5,800 to 7,200 feet. The average annual precipitation is 16 to 18 inches, the average annual air temperature is 40 to 44 degrees F, and the average frost -free period is 85 to 105 days. Typically, the surface layer is dark grayish brown loam about 14 inches thick. The next layer is stratified stony loam about 6 inches thick. The substratum to a depth of 60 inches is stony and very cobbly loamy sand and sand. Included in this unit are small areas of Fluvaquents and Atencio, Azeltine, Showalter, and Morval soils. Included areas make up about 15 percent of the total acreage. Permeability is moderate in the surface layer of the Redrob soil and rapid in the rest of the profile. Available water capacity is low. The effective rooting depth is 60 inches for water -tolerant plants but is 20 to 40 inches for other plants. Runoff is slow, and the hazard of water erosion is slight or moderate on the steeper slopes. A high water table is at a depth of 18 to 48 inches • • 64 throughout the year. This soil is subject to rare flooding of brief duration. Ice jams may cause flooding during prolonged cold periods in winter. This unit is used for irrigated hay and pasture or as wildlife habitat. It is well suited to hay and pasture. The main limitations are the restricted rooting depth for plants that are not water -tolerant and a short growing season. The wetness limits the choice of suitable forage plants and the period of cutting or grazing and increases the risk of winterkill. Irrigation water can be applied by furrow, border, corrugation, and sprinkler methods. This unit provides food and cover for waterfowl and other wetland wildlife. This unit is poorly suited to homesite development. The main limitations are the wetness and the hazard of flooding. This map unit is in capability subclass IVw, irrigated and nonirrigated. It is in the Riverbottom range site. 93—Rogert very stony sandy loam, 25 to 65 percent slopes. This shallow, well drained soil is on mountainsides. It formed in residuum derived dominantly from granite. Elevation is 7,500 to 9,500 feet. The average annual precipitation is 18 to 20 inches, the average annual air temperature is 36 to 38 degrees F, and the average frost -free period is 35 to 60 days. Typically, the upper part of the surface layer is dark grayish brown very stony sandy loam about 6 inches thick. The lower part is brown very gravelly sandy loam about 11 inches thick. Hard granite is at a depth of 10 to 20 inches. The soil is noncalcareous throughout. Included in this unit are small areas of soils that are similar to the Rogert soil but are finer textured and deeper over granite bedrock. Also included are small areas of soils that are similar to the Rogert soil but have a lighter colored surface layer. Included areas make up about 15 percent of the total acreage. Permeability is moderately rapid or rapid in the Rogert soil. Available water capacity is very low. The effective rooting depth is 10 to 20 inches. Runoff is medium, and the hazard of water erosion is moderate. This unit is used for livestock grazing or wildlife habitat. The potential plant community is mainly western wheatgrass, bluebunch wheatgrass, prairie junegrass, and mountain big sagebrush. Other plants that characterize this site are needleandthread, Indian ricegrass, Idaho fescue, and small numbers of many forbs. Some areas of aspen are also included. The average annual production of air-dry vegetation is about 1,000 pounds per acre. The suitability of this unit for range seeding is poor. The main limitations are the slope and the surface Soil Survey stoniness. Suitable management practices include proper range use, deferred grazing, and rotation grazing. Aerial spraying is suitable for brush management. This unit is poorly suited to homesite development. The main limitations are the slope and the depth to bedrock. This map unit is in capability subclass Vile, nonirrigated. It is in the Rocky Loam range site. 94—Showalter-Morval complex, 5 to 15 percent slopes. This map unit is on alluvial fans, high terraces and valley sides. Elevation is 7,000 to 8,500 feet. The average annual precipitation is 14 to 16 inches, the average annual air temperature is 42 to 44 degrees F and the average frost -free period is 80 to 90 days. This unit is about 45 percent Showalter very stony loam and 35 percent Morval loam. The Showalter soil in convex areas, and the Morval soil is in the more concave areas. Included in this unit are small areas of soils that ars similar to the Morval soil but have a thicker surface layer. Also included are small areas of soils that are similar to the Morval soil but have 30 to 40 percent cobbles in the substratum. Included areas make up about 20 percent of the total acreage. The Showalter soil is deep and well drained. It formed in alluvium derived dominantly from basalt. About 10 to 15 percent of the surface is covered with stones, 5 percent with cobbles, and 5 percent with gravel. Typically, the surface layer is brown very ston loam about 8 inches thick. The upper 3 inches of the subsoil is very cobbly clay loam. The lower 28 inches. very cobbly clay. The substratum to a depth of 60 inches or more is very cobbly clay loam. Permeability is slow in the Showalter soil. Availabi water capacity is moderate. The effective rooting de is 60 inches or more. Runoff is medium, and the haz of water erosion is slight. The Morval soil is deep and well drained. It forme' alluvium derived dominantly from basalt. Typically, tt surface layer is brown loam about 7 inches thick. Th upper 12 inches of the subsoil is clay loam. The low' inches is loam. The substratum to a depth of 60 incl' is loam. The soil is noncalcareous to a depth of 19 inches and calcareous below that depth. Permeability is moderate in the Morval soil. Avail2 water capacity also is moderate. The effective rootin depth is 60 inches or more. Runoff is medium, and t hazard of water erosion is slight. This unit is used as hayland or rangeland, for cro or for homesite development. It is moderately suited hay and crops. The main limitations are the surface stoniness, the slope, and the slow permeability. 74 metamorphic material. About 3 to 15 percent of the surface is covered with boulders, stones, cobbles, and gravel. Typically, the surface layer is browbbly of sandy loam about 3 inches thick. The upper 5 the subsoil is cobbly sandy loam. The lower 7 inches is very cobbly sandy clay loam. e extremely cobbly loamy sand. of 60 inches or more The content ttvoflume coarsef nfaamajorts ranges part of thersurface layer percent,m 35 to 85 by and subsoil. Permeability is moderately rapid in the Uracca soil. Available water capacity is low. The effective rooting depth is 60 inches or more. Runoff is medium, and the hazard of water erosion is slight. The Mergel soil is deep and well drained. It formed in glacial outwash. About 3 to 30 percent of the suurface is covered with boulders, stones, cobbles, and gravel. Typically, the surface layer is grayish brown n c b ly the loam about 8 inches thick. The upper em_ The lower part to substratum is very cobbly sandy sandyloam. a depth of 60 inches is extremely stony The content of coarse fragments ranges from 35 to 80 percent, by volume. water capacity is low. The effective rooting depth is 60 Permeability is moderate in the Mergel soil. Available 109—Uracca, moist-Mergel complex, 12 to 25 ''� percent slopes, extremely stony. This map unit is on inches is more. Runoff is slow, and the hazard of water lluvial fans and valley side slopes. Elevation is 6,800 erosion unit slight. eYprecipitation ii 40 tt This is used mainly for pasture or as rangeland. j g8nChese the averageaannual aal temp is 16 It also is used for homesite development or limited rock c 43 degrees F, and the average frost -free period is 75 Soil Survey pasture in good condition and protect the soil from erosion. Irrigation water can be applied by corrugation, sprinkler, and flooding methods. Pipe, ditch lining, or drop structures in irrigation ditches facilitate irrigation and help to control erosion. If this unit is used for homesite development, the main limitations are the large stones and boulders on and below the surface. Population growth has resulted in increased construction of homes in areas of this unit. Preserving the existing plant cover during construction helps to control erosion. The pebbles and cobbles in disturbed areas should be removed if the site is landscaped, particularly in,areas used for lawns. The effluent from septic tank absorption fields can surface it downslope areas and thus create a health hazard. If thi density of housing is moderate or high, community sewage systems are needed to prevent the contamination of water supplies resulting from seepagE from onsite sewage disposal systems. Areas adjacent hillsides are occasionally affected by runoff, which may be accompanied by the movement of rock debris. This map unit is in capability subclass Vle, irrigated and nonirrigated. It is in the Stony Loam range site. quarrying. The potential plant community on this unit is mainly Letterman needlegrass, bluebunch wheatgrass, Indian ricegrass, Saskatoon serviceberry, and antelope bitterbrush_ Other plants that characterize this site are western wheatgrass, mountain big sagebrush, and scattered Gambel oak. The average annual production of air-dry vegetation is about 1,200 pounds per acre. If the range condition deteriorates, mountain big sagebrush, Kentucky bluegrass, cheatgrass, and annual weeds increase in abundance. The suitability of this unit for range seeding is poor. The main limitations are the stones and boulders on the surface. Suitable management practices include proper range use, deferred grazing, and rotation grazing. Aerial spraying is suitable for brush management. Because of the hazard of seepage, this unit is limited as a site for livestock watering ponds and other water impoundments. If this unit is used for hay and pasture, the main limitation is the low available water capacity. Frequent irrigation is needed. Applications of nitrogen and phosphorus fertilizer improve thegrowth rth of rotation, plants. Proper stocking rates, pasture restricted grazing during wet periods help to keep the 95 days. percent Uracca soil and 40 This unit is about 50 p percent Mergel soil. Included in this unit are small areas of soils that ar similar to the Uracca and Mergel soils but have a thicker surface layer and a lower content of coarse fragments. Included areas make up about 10 percent the total acreage. The Uracca soil is deep and well drained. It forme alluvium derived dominantly from mixed igneous and metamorphic material. About 3 to 15 percent of the surface is covered with boulders, stones, cobbles, ar gravel. Typically, the surface layer is brown4 bcobly sandy loam about 2 inches thick. The upper che: the subsoil is cobbly sandy loam. The lower 6 inch& very cobbly sandy clay loam. The substratum to a d; of 60 inches or more is extremely cobbly loamy san The content of coarse fragments ranges from 35 to percent, by volume, in a major part of the surface la and subsoil. Permeability is moderately rapid in the Uracca sc Available water capacity is low. The effective rootin depth is 60 inches or more. Runoff is medium, and hazard of water erosion is slight or moderate. Aspen -Gypsum Area, Colorado 75 The Mergel soil is deep and well drained. It formed in glacial outwash. About 3 to 30 percent of the surface is covered with boulders, stones, cobbles, and gravel. Typically, the surface layer is grayish brown cobbly loam about 7 inches thick. The upper 11 inches of the substratum is very cobbly sandy loam. The lower part to a depth of 60 inches is extremely stony sandy loam. The content of coarse fragments ranges from 35 to 80 percent, by volume. Permeability is moderate in the Mergel soil. Available water capacity is low. The effective rooting depth is 60 inches or more. Runoff is slow, and the hazard of water erosion is slight. This unit is used mainly as rangeland. It also is used for limited homesite development or as wildlife habitat. . The potential plant community on this unit is mainly Letterman needlegrass, bluebunch wheatgrass, Indian ricegrass, Saskatoon serviceberry, and antelope bitterbrush. Other plants that characterize this site are western wheatgrass, mountain big sagebrush, and scattered Gambel oak. The average annual production of air-dry vegetation is about 1,200 pounds per acre. If the range condition deteriorates, mountain big sagebrush, Kentucky bluegrass, cheatgrass, and annual weeds increase in abundance. The suitability of this unit for range seeding is poor. Mechanical treatment is not practical because of the surface stoniness. Suitable management practices include proper range use, deferred grazing, and rotation grazing. Aerial spraying is suitable for brush management. If this unit is used for homesite development, the main limitations are large stones and boulders and the slope in the steeper areas. Population growth has resulted in increased construction of homes in areas of this unit. Preserving the existing plant cover during construction helps to control erosion. The gravel and cobbles in disturbed areas should be removed if the site is landscaped, particularly in areas used for lawns. The effluent from septic tank absorption fields can surface in downslope areas and thus create a health hazard. If the ensity of housing is moderate or high, community wage systems are needed to prevent the ontamination of water supplies resulting from seepage r`.omlgnsite sewage disposal systems. The slope is a anagement concern if septic tank absorption fields are stalled. Absorption lines should be installed on the ntour. This map unit is in capability subclass Vle, jtigated. It is in the Stony Loam range site. 9-Uracca, moist-Mergel complex, 25 to 65 rcent slopes, extremely stony. This map unit is on Iqv aI fans and valley side slopes. Elevation is 6,800 to 8,400 feet. The average annual precipitation is 16 to 19 inches, the average annual air temperature is 40 to 43 degrees F, and the average frost -free period is 75 to 95 days. This unit is about 45 percent Uracca soil and 40 percent Mergel soil. Included in this unit are small areas of soils that are similar to the Uracca and Mergel soils but have a thicker surface layer and a lower content of coarse fragments. Included areas make up about 15 percent of the total acreage. The Uracca soil is deep and well drained. It formed in alluvium derived dominantly from mixed igneous and metamorphic material. About 3 to 15 percent of the surface is covered with boulders, stones, cobbles, and gravel. Typically, the surface layer is brown cobbly sandy loam about 2 inches thick. The upper 4 inches of the subsoil is cobbly sandy loam. The lower 6 inches is very cobbly sandy clay loam. The substratum to a depth of 60 inches or more is extremely cobbly loamy sand. The content of coarse fragments ranges from 35 to 85 percent, by volume, in a major part of the surface layer and subsoil. Permeability is moderately rapid in the Uracca soil. Available water capacity is low. The effective rooting depth is 60 inches or more. Runoff is medium, and the hazard of water erosion is moderate. The Mergel soil is deep and well drained. It formed in glacial outwash. About 3 to 30 percent of the surface is covered with boulders, stones, cobbles, and gravel. Typically, the surface layer is grayish brown cobbly loam about 7 inches thick. The upper 11 inches of the substratum is very cobbly sandy loam. The lower part to a depth of 60 inches is extremely stony sandy loam. The content of coarse fragments ranges from 35 to 80 percent, by volume. Permeability is moderate in the Mergel soil. Available water capacity is low. The effective rooting depth is 60 inches or more. Runoff is medium, and the hazard of water erosion is moderate. This unit is used mainly as rangeland. It also is used as wildlife habitat. The potential plant community on this unit is mainly Letterman needlegrass, bluebunch wheatgrass, Indian ricegrass, Saskatoon serviceberry, and antelope bitterbrush. Other plants that characterize this site are western wheatgrass, mountain big sagebrush, and scattered Gambel oak. The average annual production of air-dry vegetation is about 1,200 pounds per acre. If the range condition deteriorates, mountain big sagebrush, Kentucky bluegrass, cheatgrass, and annual weeds increase in abundance. The suitability of this unit for range seeding is poor. Aspen -Gypsum Area, Colorado 253 • N 14 ,4 .0 ro H ,-) . N 44 4 X,.) N N t, 0 v a concern 0 V U -- w -0 0 0 .1 ,-) 4) --X ro N N 0 4-) -4 0 0 x C x 0 O N -0 4) CO High water table ro -) 0 4-)14 0 O C 0 -) 4-4 u 44 0 0 ro 0 1 N 44 N .4 4) ro G Moderate. 0 0 0 0 00 a - .-1 a a Moderate. 3 3 0 0 a a 3 3 3 3 0 0 0 0 a a a a 1 1 1 1 1 1 ro 1 1 tia x x 4) -.-1 -N -.i 0 x x x Moderate Moderate Moderate Moderate x A 0, 0' -4 X x Moderate Moderate Moderate Moderate 3 3 3 0 0 0 a a a 1 1 4 i 4 1 1 4 i 1 1 1 1 1 1 4) 4) 4) 4) 4) 4) ,-) 4-, N a) ro 0 N 0 0 14 14 N 44 » •0 '0 -0 t4 0 o £ E X 0 z z 3 3 0 0 a a 3 3 0 0 a a 44 v W 14 N co x I I IMonths 'Depth 0 0 o H A 0 0 O O O O O O O T N O O O O O O l0 l0 l0 l0 1.0 10 l0 1 1 l0 1.0 40 1,0 10 1.0 A /l /l /l /l A /l O O A /l /l A /l /l 04 .-1 Months I Depth 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4) [y 1 l0 l0 l0 l0 1.0 1.0 l0 l0 l0 l0 1.0 1.0 1.0 l0 1.0 l0 A n n h n n n n n n n n n n n n Flooding I I I Frequency 1 Duration I I 1 0 0. 0 -i C N O+ 0 -0 0 N .1 tT 4) 4) m 4) 4) 4) 4) 4) 4) 4) 4) 4) 4) 4) 4) 4) G C C C C C C C C C G C C C C C 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 z 2 z z 2 Z z z z 2 z 2 2 2 z 2 U V CQ CA P() Pa CO o U 0 RI U W [0 U 4) 0 N U 4 u) .. 4) ,1 .1 . 4) >. 0 4) v' )4 r- E N .4 .4 + 4 0) 40 m 0' C .-1 0' .-1 4i r{ i1 44 (-9 r-1 -1 44 ro N G Rock outcrop. 0 o x 4) Cr) Azeltine x U 4) >4 l0 0 .1 U >a ro 4, .0 10 -0 N 0 z See footnote at end of table. 256 16. --SOIL AND WATER FEATURES --Continued • I Risk of corrosion Concrete 3 tT 3 3 O +i 0 0 a x a a Moderate. O a O a Moderate. 3 3 O O a Moderate. 3 3 3 O O O a a 3 O a Soil Survey Moderate. a) 0 d 0 ) U (4 G 0 Moderate 1 1 1 1 1 1 1 1 1 1 1 I I I 0, 0' 0, -.-1 •4 -4 x x 3 x ao x Moderate 1 1 1 4 4 a) 4 4 1 4 4 1 1 1 1 1 MI 1 1 1 4 1 4 4 4 1 4 4 v o1 0' 0, 0, rn rn E X –4 m x x x Moderate ro a� C 4 0 0 C O•.) w 4 w U o O 0 a A 0' 3 3 0 0 a a 1 4 4 4 4 1 I 1 4 1 4 4 4 4 1 4 4 1 1 1 4 a) a) a) a) a) a) a) 4-1 4-) J-) 4) L) L) 4-) ro Ai ml ro m ro ro 4 4 4 4 4 4 1-1 •00 '00 •d 0 O 74 -0 'U •0 z oo z X Z X X 0 3 3 O O a a -' ro 4 a) '0 0 z 1 v1 x v U 4 a) 0 ro G N x ter table 1 -0 '0 W 1 4 4 O 1 ro ro cn x x 4-) -d 4-4 4 0 ro V) x o O 0 0 0 O O 3.0 O O v' V' O O O O N O CD N O C \0 19 1 'O t0 1 1 30 \0 10 '-0 1 ID l0 1 10 H A A O A A O O A A A A O A A O A N N U U a) a) A A G C h LI 41 C C 4) a) 4 4 ro Al 0. 0. a a 4.) a v A wl 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 1.0 ID � ID tO 10 39 39 3.0 3.0 39 A A A A A A A A A A A A 0 10 0 0 A A in 0 „ 0 O 0. a, ro I Frequency I Duration I Occasional 1 U 0, o -.-4 O 4-4 0+ O •0 0 4 x d ro m a) m a) a) a) a) a) m a) a) a) a) G G C G C C G C C C C C 4 4 4 0 0 0 0 0 0 0 0 0 0 0 0 ro 0 0 z z z z z z z z z z z z o: z z A U CO G1 m 0 0 W LQ W CO A CQ U A U -4 m d r-1 r U 0 rO 'd r a) ro COC COro C 14 (1) C IO X CO X 6-) X N Z r- r- r- co Rock outcrop. 1-1 4 rn d 4, N ..a A N 10 .-1 0 a) 0 4 a` ro a\ a) 4 a) 3 v) -0 01 . 0 rn X N a rn a a' U) CO ON al rn See footnote at end of table. aspen -Gypsum Area, Colorado O a) o 4' m u 0-1 G 1 14 U O --- W 0 1 O 41 a) 01 0 N 0 1) -,i 0 N C4 0 W a W H z H 0 (1) 10. 0' r1 -G-1 W b a 0 (G 0 W 0 0 0 N a) Ci a) 3 3 3 3 3 3 • 3 • 3 ▪ 3 ▪ 3 3 • 3 ▪ 3 o O o 0 ,a 0 —.0 --'� 0 0 O 0 0 o a a .a a _ _ -- 7 1 1 O 1 a .a 1 i 1 1 N 1 1 1 1 1 1 1 I N i) 1 1 1 4 4 1 4 i 1 1 1 i 1 ro -1 ro I 1 1 4 l 1 1 1 4 1 ; ; 1 � 1 1 4 14 N 1 1 4 - 1 G G x x tO 0, 0' rr b' 0' o 0 0 x 0' 1-1 0' 0' 0' 0' ,1 -.-1 -.1 0 x x £ -A -.i X ..-1 -r-1 x x x x 1 1 I X x 1 1 I I 1 I I I 1 1 1 I O a) a) a) ro 4, 10 4-) m ro u ro a) N 11 0 a) N -6 -0 3 0 3 0 0 3 0 a a) N ro 11 m 0 0 0 0 a a 3 0 a a 3 a -0 0 £ £ 3 .oa b b O 1 -oro I b w 1 x bxro -dx140 m 1 m x ro mm x x o CD 0 0 O O O 0 MD C O 0 l0 l0 1 1 O O 0 CDN l0 O 10 Q' A /` ^ A O N 0 0 0 0 0 0 0 O O O O O 0 O O O .D p0' +' .o 'o •a ^ ^ n • n n n n • n d W I A n h n A A ------- N 1 1.1 i G 1 0 0 4, ro 11 0 0 G a) 0 a) 14 W N lT 0 0 0 O 0 z z • CA C C 0 0 z z C G 0 0 z z C 0 0 0 Z z a) 0 0 z O 0 O 0 Z z [ C G 0 0 0 z z Z 0 0 C] Ip W A A 0 0 0 0 A tp Starman Camborthids Rock outcrop. Rock outcrop. 3. 0l 4, o •-1 RI 1 N • 0 0 • ro • N 14 f-1 o H [A O '--1 257 m 0' N 14 -4 O r-1 >1 OE/ N 'a -N 14 o 0 0 .1 0 N O In 3 ," > .-1 31-1 r1 rl •--1 • a) 0-1 ro N w 0 '6 0 a) U ro N 4) O 0 0 0 w v a) In IRONBRIDGE 2051019.00 X 0417 EXISTING CONDITIONS CURVE NUMBER 0 CO CO 0 0 N- M 0 O CO 6) CO % IMPERVIOUS 13.2% 0 V: rn 0 Q) (0 CO 0 0 6) 0 0 0) CO 0 c- ui O IMPERVIOUS (AC) 0.05 0.08 0.60 N CO r- 0.26 0.56 IMPERVIOUS (S.F.) O O C, N 3,328 25,944 0 O 1`..--r- O O V -4- V0 c- N LANDSCAPE (AC) M O 0.32 1.02 N r O 0V0 v0 LANDSCAPE (S.F.) 2 co M co- r NY 5,387 5.003 4,292 CO CO O CD M O O 7- 000 V CO CO r- O O AREA (S.F.) 1 I- O 0 T- 0 co T 0 N O r 63,053 16,481 28,770 i r- 0 X NM CV UP CO 00 X X V 0(D UP UP UP 0 0 0 X X >.‹. CURVE NUMBER FROM TABLE 2-2A, RUNOFF CURVE NUMBERS FOR URBAN AREAS, SOIL TYPE B CURVE NUMBER OD 0 CO m U N Q) CO 0 N LL J CO 0 CO 0 0 co O U0 N 1- 01 CO v O U 0 0 O O 14- N 0 0 D= 0 CO O N 0 r U Lu Q U co 0 Z g CO 0 O O LL 0) w a Q 0 UP 0 Z g O CS) O N N O O N U Q a W Q M M O N M 0 ti Q W cc Q O O V N O Ch M CO V M 1t CO N O Z CD r- 0 O X w co 0 X w rn co 0 X W 0 CO CC Lt.! 0:1 up 2 II Z w CO > 2 • D U Z Lu W a U �z 0 Oi co 0 = Z 0 �0 WO • 0 m Zu.l D a 0� w• 0 O 0) u) W Ia U ) Q Z Zg CURVE NUMBER* 85 89 N CO V (0 to 00 to co a0 (O O CO % IMPERVIOUS .. O Ln co 0 to t n 55.3% 0 N a) co 64.2% 0 O to co 0 Oma. O) t t.,i IMPERVIOUS (AC) IMPERVIOUS (AC) O) (h O O) CO O N N O CO N O 1- r O 0.43 0.14 IMPERVIOUS (S.F.) O co 16,800 16,800 8,035 6,000 O 7,200 t` 00 LANDSCAPE (AC) LANDSCAPE (AC) co O 0.31 0.13 to O O) 0000) O co to M LANDSCAPE (S.F.) 35,095 5,759 CV t� co 5,589 CO CO CO O CO r 0 79,806 172,005 AREA (AC) ch N CO O 01`.... � O 0.35 1 CI V © 0.25 N 0 N V AREA (S.F.) 100,315 22,559 N co M O 0) 1 15,189 co oo co CO 10,926 98,579 178,005 1Qn_th �m 1 C CO CO as 1 PR -B3 m ththcLrICr aaan.a m CO m CO • • IRONBRIDGE PROPOSED CONDITIONS �CURVENUMBER* 77 N � O CO 0 CO CO 0) O O O CO too a0 CO % IMPERVIOUS 23.1% 50.1% IMPERVIOUS (AC) N 0.18 0.14 IMPERVIOUS (S.F.) 14,000 00 O0 8,035 6,000 N CO V 4,590 46,437 0 O O O LANDSCAPE (AC) CO V O 0 Lo O 0.08 0.14 O 0 0 to O CO 0 0— N- 0 0.13 LANDSCAPE (S.F.) N 3,600 6,000 O 15,323 46,252 co N coN to AREA (AC) 0.78 0.73 0.27 0.28 r- c- O 0.46 2.13 0.50 0.27 AREA (S.F.) 33,986 31,931 11,635 • 12,000 N c 19,913 92,689 21,576 11,781 Z N CO rf c<ceccthn'a'ctccth �m aaaaaaaa J C 10 CO r (3) PR -A10 S 0 < < < < www Li LL IL lL CO CO (n In a' 0 0 0 0 W 0 O 0 O N N N W Z_ Z_ Z U 0 0 J J J __ J_ 5 5 5 0 0 m m m 0 0 000<w w W W w 2 U) 0 0) CO H U) 0 0 S COW Q Q Q U- 4 v of Q Q Q Q Cr�cL a a a a a Z 111=11 O 00 0 0 0 Q Q Q Q¢ Q wwwwww LL LL a LL.Lt:w (nV0000 0 0 0 0 0 0 0 0 0 0 0 0 - V V V V O N N N N N M O 00000 Z Z Z Z Z Z O 0 0 0 0 0 _J J J J J J DDDDDD (0(010 C0m C0 O 0 0 0 0 0 W W W W W W 222222 D J D D D 0)0)0)0)0)0) Q Q Q Q Q Q (0• (0(0(0(0(0 n_ a a a as • • • CURVE NUMBER` 0) CO CO CO U) Cr) (b r- 0 OD CO ' CO r 5186.59 0.12 1 28.8% I /1 % IMPERVIOUS 0 0 00 67.2% 72.3% N OO V U) N-: 0 (O V N CO Cr) 0) N- IMPERVIOUS (AC) 0.48 U) 0.55 0.67 0.44 0.13 M r O IMPERVIOUS (S.F.) co r co N V N O o O co N co O (0 V 0) O N 0 0 OVO N N N 0 U) I` N LANDSCAPE (AC) 0.24 0 0) N M M (O N U) Cr) 0 0 N N O N 0 0 0 0 0 0 LANDSCAPE (S.F.) 10,277 r- 0 OM) N 0.18 co V _ M N 0 O M 0.21 0) CV 0) 0 o AKtAl 1 BASIN I AREA (S.F.) I AREA (AC) I - N U) 0) CO (0 a0 M N O r` M U) 0 CO ' V O O O O O O O O O O 15,409 1 25,464 40,430 28,639 8.050 co 0) O N M M N co 0 N 0 MV 0 0 U) CO 0 0 O 0 i a th a cc cc a n. cc & aaa & ASSUMED BUILDING SIZE 2,400 S.F. EACH CURVE NUMBER*I CO U) CO N CO V CO 0) (D U) CO O CO (0 r- V r U) (0 10 (O 10 CO 00 CD (f) CO 0 (O N r N- U) N. CO CO I-- U) (0 r V I` 0) CO CO I` M r c0 r N- r M r-- I'- IMPERVIOUS (fl ( .--V 0 O (O 0 U) I 0 0 O 00 r'- V N COO N O 0 N O V C N U) M 0 CO N 0 0 M .- 0 U) U 0 0 OVO N 0 r ( 22.7% 30.3% 0 U) I` N 38.9% 0 «� O N 0 0) N M 0 CO V V 0 0 U) co 0 U) M N 0 I- 0 M 0 V M M 0 U) V V x r V 0 N N M 0 V co N IMPERVIOUS (AC) V O 0.14 N O (0 0 O U) M O 0.27 1 0.18 0.00 0.08 0 O 0 O 0 O 0.21 0.29 0) 0 o 0.26 0.51 CO N O 0.40 0.28 CV O M N O 0.20 0.33 0.12 0.22 0.20 0 O .-- O O IMPERVIOUS (S.F.) 18,000 CD O O C0 O O O 2,700 _ M (")NQ p 0 LO r 3627.85 h M V V 0 V V U) CO OD 12,480 CO O CO 11510.89 22,000 11500 0 0 N -0O 12100 5426.77 ,-- V- CO CO 8800 14300 5100 9500 8800 4400 0 M V 0 CO V LANDSCAPE (AC) V N 10 CO .- 0) U) .-- 0.75 (O M 0.84 CO N rte- I- 0 N 0 0.18 0.68 0.64 N e- U) U) 0 0 O 0) 0 (O r '- 0) (0 O M (O O r 0 .- 0.20 0.29 r CO 0 1.07 0) M r- V 0 0 U) N 0 V 0 1 0.23 0.27 LANDSCAPE (S.F.) r 0 N 80,469 68,933 32,522 137,788 (- r� M O 55,040 33,529 CO M 8,050 29,775 27,710 48,863 49,992 CC) V N 39,146 CO 0) U) 30,265 27,643 46,814 M (0 0 U) L.0 N M (O OD U) U) 8,074 18,936 10,984 6,148 0 0 N O CO r AREA (AC) 2.83 1 0) 0) (NI 0) t` CO (n ,-<-001,- 1.11 1.45 r- I� 0 N 0 0.29 0.78 co co I� M O'- 1.43 0.14 (O r- IN (O (0 Cr) O V U) 0 CO '- M CO 0 0.52 0.58 1.40 0.30 0.65 0.45 0.24 1 0.35 CO CO O CD Q Q 123,077 1 86,469 77,933 35,222 153,169 48,475 62,990 33,529 9025.44 12420.69 33949.61 31860.45 57831.43 62471.54 6079.85 50656.9 72569.08 41765.09 45242.9 58914.37 14314.49 22703.89 25125.4 60858.04 13174.3 28435.5 19783.52 10547.75 V O N co CO co CO z <A �0 (0 0) 00 (O r-- CO N M V in co r (C) 0) 0 CV VD V U) (O N- '- N M V U 0 0 0 0 0 0 0 0 N N N N N CV N N N 0 0 0 0 0 0 0 0 0 0 0 0 0 0cik 0 0 0 0 0 0aaaaaaa0aaaaaaaaaaaaaaaaa0 1 PR -D29 O M a a • • • N M V CD A- L� M (O L- L- L� O - L'- N CO 72 70 O r V O 72 78 98 58 00 CO 0 M ((7 (0 0 D) N (O 0 O f- N 0 CO O7 A- 0 O) N Al- 0 N CO 0 co t` N 58.0% .O.`'. 00 O N 24.4% 24.5% 62.8% 0 O C) 43.4% 0 00 0 0 O 0 O O %0'0 CO O 0) O O O O:0 0 O 0.07 0.07 0.20 0.48 0 O 0.10 0.35 01 000 O 0 O 0.04 O 0.00 13200 4063.56 4200 4400 8800 3237.66 3237.66 8800 o 'O N co N .4- 4425.37 15400 OO L CO O N O O O 0.25 O O 0.25 '.4-C') O 0.27 O O O O A -M '-- 0 M N 0 0 (O O (O O 0.0 ( - 00 r (n 00 OCO O— N co CO —O 19,220 D)00 00 O A- 14,532 8,418 M Ta-- O 49,548 13,678 CO r (i)C.' ) ,_ O (O .-- O) N 0 74,616 342,379 (0) 0) O Q1 r- O Ln M O V (f) O 0.47 0.41 0.27 0.35 1.62 0.42 0.42 0.56 1.00 1 V 0.04 r (O 00 n 23885.03 6465 15063 1 23619.94 20489.07 17769.17 00 V 'n U1 (O r - 15174.68 70548.39 18103.7 18093.32 24537.19 43734.06 1 49719.43 CD O OD ,- 74616.22 342379.1 N 0 0 ce fY LLQ 1 PR -D33 1 PR -D34 (n (p 0 0 CY [Y CL0 1 PR -D37 PR -D38 PR -D39 PR -D40 PR -D41 PR -D42 1 PR -D43 V (Y CL PR -D45 PR -D46 PR -D47 O O - O.. J J J W W W W 2 2 0 F2- H 12- Z O O O_ LL 1- 1- 1-- Licn J J d O d d d (n C © CO (n CO - O 0 0 z 0 Z Z Z Q Q 2 2 2 4 2 2 <2=2222222222222 U U U U U U U 0 0 U 0 0 0 0 0 U U U 0 0 0 Q Q Q Q Q Q W W W W W W W W W W W W W W W W W W W W LL LL LL LL LL LL U1 LL LL LL 11 LL LL LL LL LL LL LL <L LL LL 05 05 vi 05 06 05 u5 05 ui u5 05 05 05 05 0) u5 or5 05 ui 05 u5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 O 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 O O O O 0 0 0 N (V N N N (V N (V N N N 0 N N 0 0 0 0 0 0 (,-j N N N N N N N N N N N M N N MMMCc) MM000000000000000 0 0 0 0 0 0 Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z 000000000000000000000 J J J J J J D D D D D D D D_ _ D D J D D D O D D D D m m m m m 00 m m m m m m m m m m 00 m m m 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 W W W W W W W W W W W W W W W W W 1.11WWw222222222222222 DD 22 U D000n00On(nOn(ncoOnOnu)u) (nu) u) u) 00 u) u) u) u u) L7 0) U) 07 Cn U)(0 co co co (n (1) (n(n(n(nOD COQQQQQQQQQQ QQQQQ Q Q Q Q Q Q . O t` O) O M V t` 00 V' 6 00 D) N L() N M V (P (O N N N N N M M M 00 M V' 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 d a Q 0 a Q a a a a O d d a a. d 0 d a 0_ CL CURVE NUMBER FROM TABLE 2-2A, RUNOFF CURVE NUMBERS FOR URBAN AREAS, SOIL TYPE B LB ROSE RANCH, LLC 2051019.00 '15-05 : ALA EX-051,25YR TR -55 Tabular Hydrograph Method Input Summary Description EX-OS1, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 15587.0000 ft2 Peak Time 732.0000 min Peak Flow 0.0339 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) Ex-OS1 15587.0000 Support Data: Subarea Name: EX-OS1, Row: 1 • • Sheet Flow 65 12.6749 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 60.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0330 ft/ft Computed Sheet flow time > 12.6749 min *************************** Total Time of Concentration > 12.6749 min **************************** Page 1 LB ROSE RANCH, LLC 2051019.00 -05 '15 : ALA EX-OS1,100YR TR -55 Tabular Hydrograph Method Input Summary Description EX -051, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 15587.0000 ft2 Peak Time 732.0000 min Peak Flow 0.0805 cfs Given Input Data: Subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) EX-OS1 15587.0000 65 12.6749 0.0000 2.5000 Support Data: Subarea Name: EX -0S1, Row: 1 • • Sheet Flow Description Manning's n 0.2400 Flow Length 60.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0330 ft/ft Computed Sheet flow time > 12.6749 min *************************** Total Time of Concentration > 12.6749 min **************************** Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 16: DJD EX-0S2,25YR TR -55 Tabular Hydrograph Method Input Summary Description EX -0S2, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 17170.0000 ft2 Peak Time 726.0000 min Peak Flow 0.0905 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) EX -052 17170.0000 68 7.6927 0.0000 2.1000 Support Data: Subarea Name: EX -052, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Illtssages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow concentrated Flow Description surface Paved Flow Length 400.0000 ft watercourse Slope 0.0675 ft/ft velocity 5.2814 fps computed shallow flow time > 1.2623 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 7.6927 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 417-05 : DJD EX-0S2,100YR TR -55 Tabular Hydrograph Method Input Summary Description EX -052, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 17170.0000 ft2 Peak Time 726.0000 min Peak Flow 0.1873 cfs Given Input Data: Subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) Ex -0S2 17170.0000 68 7.6927 0.0000 2.5000 Support Data: Subarea Name: EX -052, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. shallow Concentrated Flow Description Surface Paved Flow Length 400.0000 ft watercourse Slope 0.0675 ft/ft velocity 5.2814 fps Computed Shallow flow time > 1.2623 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 7.6927 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 46: DJD EX-0S3,25YR TR -55 Tabular Hydrograph Method Input Summary Description EX -0S3, 25YR Rainfall Distribution Type II Ia/P Interpolation on Total Area 70286.0000 ft2 Peak Time 738.0000 min Peak Flow 0.5976 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) Ex -0S3 70286.0000 75 16.5517 0.0000 2.1000 Support Data: Subarea Name: EX -0S3, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 100.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0600 ft/ft Computed Sheet flow time > 15.0164 min �ssages: Info: Time of Concentration rounded to 18.0000 min in row <1>. shallow Concentrated Flow Description Surface unpaved Flow Length 376.0000 ft Watercourse Slope 0.0640 ft/ft Velocity 4.0817 fps Computed Shallow flow time > 1.5353 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. Total Time of concentration > 16.5517 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. • Page 1 EX-0S3,100YR IRONBRIDGE HOMES 2051019.00 017-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description EX -0S3, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 70286.0000 ft2 Peak Time 738.0000 min Peak Flow 0.9693 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) Ex -0S3 70286.0000 75 16.5517 0.0000 2.5000 Support Data: subarea Name: EX -053, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 100.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0600 ft/ft computed sheet flow time > 15.0164 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. shallow concentrated Flow Description Surface unpaved Flow Length 376.0000 ft Watercourse Slope 0.0640 ft/ft Velocity 4.0817 fps Computed Shallow flow time > 1.5353 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. *************************** Total Time of Concentration > 16.5517 min **************************** Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 4111Y: DJD EX-0S4,25YR TR -55 Tabular Hydrograph Method Input Summary Description EX -0S4, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 63053.0000 ft2 Peak Time 726.0000 min Peak Flow 3.2128 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) EX -054 63053.0000 93 3.2621 0.0000 2.1000 Support Data: Subarea Name: EX -0S4, Row: 1 sheet Flow Description Manning's n 0.0110 Flow Length 34.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed Sheet flow time > 0.8347 min e ssages: Info: Time of Concentration rounded to 6.0000 min in row <1>. shallow Concentrated Flow Description surface Paved Flow Length 705.0000 ft watercourse Slope 0.0567 ft/ft Velocity 4.8405 fps Computed Shallow flow time > 2.4274 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. ***********************'-**.. Total Time of Concentration > 3.2621 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 617-05 : DJD EX-0S4,100YR TR -55 Tabular Hydrograph Method Input Summary Description EX -0S4, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 63053.0000 ft2 Peak Time 726.0000 min Peak Flow 4.0647 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) EX -054 63053.0000 93 3.2621 0.0000 2.5000 Support Data: Subarea Name: EX -0S4, Row: 1 Sheet Flow Description Manning's n 0.0110 Flow Length 34.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 0.8347 min 4111essages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 705.0000 ft watercourse Slope 0.0567 ft/ft velocity 4.8405 fps Computed Shallow flow time > 2.4274 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. ..************************** Total Time of Concentration > 3.2621 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 4Y: DJD EX-055,25YR TR -55 Tabular Hydrograph Method Input Summary Description EX -0S5, 25YR Rainfall Distribution Type 11 Ia/P Interpolation On Total Area 16481.0000 ft2 Peak Time 726.0000 min Peak Flow 0.3540 cfs Given Input Data: Subarea D/5 Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) EX -055 16481.0000 80 6.0000 0.0000 2.1000 Support Data: Subarea Name: EX -0S5, Row: 1 Sheet Flow Description Manning's n 0.0110 Flow Length 45.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 1.0446 min 4Illessages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 535.0000 ft watercourse Slope 0.0567 ft/ft velocity 4.8405 fps Computed Shallow flow time > 1.8421 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 2.8867 min ......J.....J J.J.A...*J....*AJ.J.A,_ Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 EX-055,100YR IRONBRIDGE HOMES 2051019.00 *17-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description EX -0S5, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 16481.0000 ft2 Peak Time 726.0000 min Peak Flow 0.5113 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) EX -055 16481.0000 80 6.0000 0.0000 2.5000 Support Data: subarea Name: EX -0S5, Row: 1 Sheet Flow Description Manning's n 0.0110 Flow Length 45.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 1.0446 min Messages: Info: Time of concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 535.0000 ft Watercourse Slope 0.0567 ft/ft velocity 4.8405 fps Computed Shallow flow time > 1.8421 min Messages: Info: Time of concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 2.8867 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 1111Y: DJD EX-0S6,25YR TR -55 Tabular Hydrograph Method Input Summary Description EX -056, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 28770.0000 ft2 Peak Time 732.0000 min Peak Flow 0.9071 cfs Given Input Data: Subarea D/S Subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) EX -0S6 Support Data: Subarea Name: EX -056, Row: 1 28770.0000 lillComputed Sheet flow time essages: Info: Sheet Flow Description Manning's n Flow Length Two Yr, 24 hr Land Slope Rainfall 89 13.5802 0.0000 2.1000 0.2400 80.0000 ft 1.2000 in 0.0550 ft/ft > 13.0063 min Time of Concentration Shallow Concentrated Flow rounded to 12.0000 min in row <1>. Description Surface Paved Flow Length 70.0000 ft watercourse Slope 0.0100 ft/ft Velocity 2.0328 fps Computed Shallow flow time > 0.5739 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 13.5802 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 17-05 : DJD EX-0S6,100YR TR -55 Tabular Hydrograph Method Input Summary Description EX -056, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 28770.0000 ft2 Peak Time 732.0000 min Peak Flow 1.2010 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) Ex -0S6 28770.0000 Support Data: Subarea Name: EX -0S6, Row: 1 sheet Flow 89 13.5802 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 80.0000 ft • Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0550 ft/ft Computed Sheet flow time > 13.0063 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. shallow Concentrated Flow Description surface Paved Flow Length 70.0000 ft watercourse Slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 0.5739 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. ************************ Total Time of Concentration > 13.5802 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 EX-057,25YR IRONBRIDGE HOMES 2051019.00 5-17-05 :Y: DJD TR -55 Tabular Hydrograph Method Input Summary Description EX -0S7, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 624406.0000 ft2 Peak Time 732.0000 min Peak Flow 14.8908 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) EX -0S7 624406.0000 Support Data: Subarea Name: EX -0S7, Row: 1 sheet Flow 85 13.7310 0.0000 2.1000 Description Manning's n 0.1300 Flow Length 300.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.8800 ft/ft Computed Sheet flow time > 7.5634 min • Shallow Concentrated Flow Description surface unpaved Flow Length 590.0000 ft watercourse Slope 0.1800 ft/ft Velocity 6.8453 fps Computed Shallow flow time > 1.4365 min Shallow Concentrated Flow Description surface unpaved Flow Length 458.0000 ft watercourse slope 0.0100 ft/ft velocity 1.6135 fps Computed Shallow flow time > 4.7311 min ********-****************** Total Time of Concentration > 13.7310 min • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • EX-0S7,100YR TR -55 Tabular Hydrograph Method Input Summary Description EX -0S7, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 624406.0000 ft2 Peak Time 732.0000 min Peak Flow 20.5559 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) EX -0S7 624406.0000 Support Data: Subarea Name: EX -0S7, Row: 1 Sheet Flow 85 13.7310 0.0000 2.5000 Description Manning's n 0.1300 Flow Length 300.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.8800 ft/ft Computed Sheet flow time > 7.5634 min "'Shallow Concentrated Flow Description Surface unpaved Flow Length 590.0000 ft Watercourse Slope 0.1800 ft/ft Velocity 6.8453 fps Computed Shallow flow time > 1.4365 min Shallow Concentrated Flow Description Surface unpaved Flow Length 458.0000 ft Watercourse Slope 0.0100 ft/ft velocity 1.6135 fps Computed Shallow flow time > 4.7311 min **************** ********** Total Time of Concentration > 13.7310 min • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 41ii: DJD EX-058,25YR TR -55 Tabular Hydrograph Method Input Summary Description EX-OS8, 25YR Rainfall Distribution Ia/P Interpolation Total Area Peak Time Peak Flow Given Input Data: Type II On 1411339.0000 ft2 732.0000 min 24.9366 cfs subarea D/5 subareas Description Area CN (ft2) TC (min) Tt Rainfall (min) (in) EX -0S8 Support Data: Subarea Name: EX -0S8, Row: 1 1411339.0000 sheet Flow Description Manning's n Flow Length Two Yr, 24 hr Rainfall Land Slope • Computed sheet flow time 81 12.1503 0.0000 2.1000 0.1300 300.0000 ft 1.2000 in 0.4900 ft/ft > 9.5594 min shallow Concentrated Flow Description surface Flow Length watercourse Slope velocity Computed Shallow flow time shallow concentrated Flow unpaved 783.0000 ft 0.4200 ft/ft 10.4564 fps > 1.2480 min Description surface Flow Length watercourse Slope Velocity Computed Shallow flow time unpaved 130.0000 ft 0.0100 ft/ft 1.6135 fps > 1.3429 min Total Time of Concentration > 12.1503 min *...J.... .,..."a..A.AJ.*********** • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 DJD BY: • TR -55 Tabular Hydrograph Input Summary Description EX -058, 100YR Rainfall Distribution Ia/P Interpolation Total Area Peak Time Peak Flow Given Input Data: EX-OS8,100YR Method Type II On 1411339.0000 ft2 732.0000 min 36.0130 cfs subarea D/S subareas Description Area CN (ft2) TC (min) Tt Rainfall (min) (in) Ex-OS8 Support Data: Subarea Name: EX -058, Row: 1 1411339.0000 Sheet Flow Description Manning's n Flow Length Two Yr, 24 hr Rainfall Land slope • Computed Sheet flow time 81 12.1503 0.0000 2.5000 0.1300 300.0000 ft 1.2000 in 0.4900 ft/ft > 9.5594 min • shallow Concentrated Flow Description surface Flow Length Watercourse Slope velocity Computed Shallow flow time unpaved 783.0000 ft 0.4200 ft/ft 10.4564 fps > 1.2480 min shallow Concentrated Flow Description surface Flow Length Watercourse Slope velocity computed Shallow flow time Unpaved 130.0000 ft 0.0100 ft/ft 1.6135 fps > 1.3429 min *.************-************* Total Time of Concentration > 12.1503 min Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 4Y: DJD EX-059,25YR TR -55 Tabular Hydrograph Method Input Summary Description EX -059, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 672843.0000 ft2 Peak Time 732.0000 min Peak Flow 10.1287 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) Ex -0S9 672843.0000 79 12.2999 0.0000 2.1000 Support Data: Subarea Name: EX -059, Row: 1 sheet Flow Description Manning's n 0.1300 Flow Length 300.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 1.0000 ft/ft 4111 Computed Sheet flow time > 7.1864 min • shallow Concentrated Flow Description surface unpaved Flow Length 494.0000 ft watercourse slope 0.3800 ft/ft velocity 9.9460 fps Computed Shallow flow time > 0.8278 min Shallow concentrated Flow Description surface unpaved Flow Length 973.0000 ft watercourse slope 0.0550 ft/ft velocity 3.7839 fps Computed Shallow flow time > 4.2857 min Total Time of Concentration > 12.2999 min Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • EX-0S9,100YR TR -55 Tabular Hydrograph Method Input Summary Description EX -0S9, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 672843.0000 ft2 Peak Time 732.0000 min Peak Flow 14.9963 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) Ex -0S9 672843.0000 79 12.2999 0.0000 2.5000 Support Data: subarea Name: EX -059, Row: 1 Sheet Flow Description Manning's n 0.1300 Flow Length 300.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 1.0000 ft/ft Computed Sheet flow time > 7.1864 min • Shallow Concentrated Flow • Description surface Unpaved Flow Length 494.0000 ft watercourse Slope 0.3800 ft/ft Velocity 9.9460 fps Computed Shallow flow time > 0.8278 min Shallow Concentrated Flow Description Surface Unpaved Flow Length 973.0000 ft Watercourse Slope 0.0550 ft/ft Velocity 3.7839 fps Computed Shallow flow time > 4.2857 min Total Time of Concentration > 12.2999 min Page 1 EX-A,2YR IRONBRIDGE HOMES 2051019.00 S28 - 05 ALA TR -55 Tabular Hydrograph Method Input Summary Description EX-A,2YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 342671.7300 ft2 Peak Time 762.0000 min Peak Flow 0.0503 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) EX -A 342671.7300 69 34.1396 0.0000 1.2000 Support Data: Subarea Name: EX -A, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 300.0000 ft Two Yr, 24 hr Rainfall 1.2000 in •Land Slope 0.0722 ft/ft Computed Sheet flow time > 33.5822 min shallow Concentrated Flow Description surface unpaved Flow Length 133.4980 ft watercourse slope 0.0612 ft/ft velocity 3.9915 fps Computed Shallow flow time > 0.5574 min 46J.aJ.AA.4*.l. ..“*�.4********** Total Time of Concentration > 34.1396 min ****A ---AA---*************** Page 1 LB ROSE RANCH, LLC 2051019.00 41,15-05 : ALA EX-B,2YR TR -55 Tabular Hydrograph Method Input Summary Description EX-B,2YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 296781.0000 ft2 Peak Time 750.0000 min Peak Flow 0.0519 cfs Given Input Data: Subarea D/S Subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) EX -B 296781.0000 69 Support Data: Subarea Name: EX -B, Row: 1 Sheet Flow 25.6953 0.0000 1.2000 Description Manning's n 0.1300 Flow Length 300.0000 ft Two Yr, 24 hr Rainfall 1.2000 in •Land Slope 0.0491 ft/ft Computed Sheet flow time > 23.9926 min shallow Concentrated Flow Description Surface Flow Length Watercourse Slope Velocity Computed Shallow flow time *************************** unpaved 375.5194 ft 0.0519 ft/ft 3.6757 fps > 1.7027 min Total Time of Concentration > 25.6953 min **************************** • Page 1 EX-C,2YR IRONBRIDGE HOMES 2051019.00 1111;28-05 : ALA TR -55 Tabular Hydrograph Method Input Summary Description EX-C,2YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 289507.5000 ft2 Peak Time 762.0000 min Peak Flow 0.0425 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) EX -C 289507.5000 69 35.4848 0.0000 1.2000 Support Data: Subarea Name: EX -C, Row: 1 • • sheet Flow Description Manning's n 0.2400 Flow Length 300.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0680 ft/ft Computed sheet flow time > 34.3970 min Shallow Concentrated Flow Description Surface unpaved Flow Length 272.5723 ft watercourse slope 0.0670 ft/ft velocity 4.1763 fps Computed Shallow flow time > 1.0878 min *************************** Total Time of Concentration > 35.4848 min ******-----***************** Page 1 EX-D1,2YR IRONBRIDGE HOMES 2051019.00 .28-05 : ALA TR -55 Tabular Hydrograph Method Input Summary Description EX-D1,2YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 475870.0000 ft2 Peak Time 762.0000 min Peak Flow 0.0036 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) EX -D1 475870.0000 61 39.2714 0.0000 1.2000 Support Data: Subarea Name: EX -Dl, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 300.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0637 ft/ft Computed Sheet flow time > 35.3077 min Shallow Concentrated Flow Description Surface Unpaved Flow Length 979.7800 ft watercourse Slope 0.0652 ft/ft Velocity 4.1198 fps Computed Shallow flow time > 3.9637 min ************************** Total Time of Concentration > 39.2714 min -----x-*---x-*-.************ • Page 1 IRONBRIDGE HOMES 2051019.00 .5-05 : ALA EX-D2,2YR TR -55 Tabular Hydrograph Method Input Summary Description EX-D2,2YR Rainfall Distribution Ia/P Interpolation Total Area Peak Time Peak Flow Given Input Data: Type II On 3708111.0000 ft2 756.0000 min 0.5773 cfs Subarea D/S Subareas Description Area (ft2) CN TC (min) Tt Rainfall (min) (in) EX -D2 Support Data: Subarea Name: EX -D2, Row: 1 3708111.0000 • • sheet Flow 69 29.8493 0.0000 1.2000 Description Manning's n 0.2400 Flow Length 300.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.1189 ft/ft Computed Sheet flow time > 27.5076 min Shallow concentrated Flow Description Surface unpaved Flow Length 500.2767 ft watercourse Slope 0.0487 ft/ft velocity 3.5606 fps Computed shallow flow time > 2.3417 min Total Time of Concentration **************************** > 29.8493 min Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 SY: DJD PR-A1,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -A1, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 33986.0000 ft2 Peak Time 726.0000 min Peak Flow 0.5774 cfs Given Input Data: subarea D/S Subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) PR -A1 Support Data: Subarea Name: PR -A1, Row: 1 sheet Flow 33986.0000 77 8.6364 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0100 ft/ft Computed Sheet flow time > 6.7406 min essages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow concentrated Flow Description Surface Flow Length Watercourse slope velocity Computed Shallow flow Messages: Info: Time of concentration rounded to 6.0000 min in row <1>. Paved 327.0000 ft 0.0200 ft/ft 2.8748 fps > 1.8958 min time *************************** Total Time of Concentration > 8.6364 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 PR-A1,100YR IRONBRIDGE HOMES 2051019.00 .7-05 D3D TR -55 Tabular Hydrograph Method Input Summary Description PR -A1, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 33986.0000 ft2 726.0000 min 0.8651 cfs Peak Time Peak Flow Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A1 33986.0000 77 8.6364 0.0000 2.5000 Support Data: Subarea Name: PR -Al, Row: 1 Sheet Flow Description 0.2400 Manning's n Flow Length 15.0000 ft 1.2000 in • Two Yr, 24 hr Rainfall 0.0100 ft/ft Land Slope computed sheet flow time > 6.7406 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 327.0000 ft watercourse slope 0.0200 ft/ft velocity 2.8748 fps Computed shallow flow time > 1.8958 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 8.6364 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 SY: DJD PR-A2,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -A2, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 31931.0000 ft2 Peak Time 738.0000 min Peak Flow 0.1834 cfs Given Input Data: Subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A2 31931.0000 72 20.2501 0.0000 2.1000 Support Data: Subarea Name: PR -A2, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 75.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0300 ft/ft Computed Sheet flow time > 15.7408 min 111,ssages: Info: Time of concentration rounded to 18.0000 min in row <1>. Shallow concentrated Flow Description surface Paved Flow Length 550.0000 ft watercourse Slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 4.5093 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. Total Time of Concentration > 20.2501 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. • Page 1 PR-A2,100YR IRONBRIDGE HOMES 2051019.00 .17-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -A2, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 31931.0000 ft2 Peak Time 738.0000 min Peak Flow 0.3383 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A2 31931.0000 72 20.2501 0.0000 2.5000 Support Data: subarea Name: PR -A2, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 75.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0300 ft/ft computed sheet flow time > 15.7408 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. shallow Concentrated Flow Description Surface Paved Flow Length 550.0000 ft Watercourse Slope 0.0100 ft/ft velocity 2.0328 fps Computed shallow flow time > 4.5093 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. Total Time of concentration > 20.2501 min *****.,....a-,.--***************** Messages: Info: Time of concentration rounded to 18.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 IliY: DJD PR-A3,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -A3, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 11635.0000 ft2 Peak Time 726.0000 min Peak Flow 0.3822 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A3 11635.0000 86 8.9208 0.0000 2.1000 Support Data: Subarea Name: PR -A3, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 5.1084 min .ssages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 465.0000 ft watercourse slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 3.8124 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 8.9208 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 PR-A3,100YR IRONBRIDGE HOMES 2051019.00 17-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -A3, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 11635.0000 ft2 Peak Time 726.0000 min Peak Flow 0.5183 cfs Given Input Data: Subarea D/S subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) PR -A3 Support Data: Subarea Name: PR -A3, Row: 1 • sheet Flow Description Manning's n Flow Length Two Yr, 24 hr Land Slope computed Sheet flow Messages: Info: Time of concentration rounded to 6.0000 min in row <1>. 11635.0000 Rainfall 86 8.9208 0.0000 2.5000 0.2400 15.0000 ft 1.2000 in 0.0200 ft/ft time > 5.1084 min shallow concentrated Flow Description Surface Paved Flow Length 465.0000 ft watercourse Slope 0.0100 ft/ft velocity2.0328 fps ComputeShallow flow time > 3.8124 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 8.9208 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Page 1 PR-A4,25YR IRONBRIDGE HOMES 2051019.00 5-17-05 40: DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -A4, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 12000.0000 ft2 Peak Time 726.0000 min Peak Flow 0.2577 cfs Given Input Data: Subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A4 12000.0000 80 6.4418 0.0000 2.1000 Support Data: Subarea Name: PR -A4, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in IIILand slope 0.0200 ft/ft computed Sheet flow time > 5.1084 min essages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 230.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.3334 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 6.4418 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 PR-A4,100YR IRONBRIDGE HOMES 2051019.00 017-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -A4, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 12000.0000 ft2 Peak Time 726.0000 min Peak Flow 0.3723 cfs Given Input Data: subarea D/S Subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) PR -A4 Support Data: Subarea Name: PR -A4, Row: 1 • Sheet Flow Description Manning's n Flow Length Two Yr, 24 hr Land slope 12000.0000 Rainfall Computed sheet flow Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. 80 6.4418 0.0000 2.5000 0.2400 15.0000 ft 1.2000 in 0.0200 ft/ft time > 5.1084 min shallow Concentrated Flow Description Surface Paved Flow Length 230.0000 ft watercourse slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.3334 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 6.4418 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • PR-A5,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -A5, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 4812.0000 ft2 Peak Time 726.0000 min Peak Flow 0.3266 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A5 Support Data: Subarea Name: PR -A5, Row: 1 Sheet Flow 4812.0000 98 6.0000 0.0000 2.1000 Description Manning's n 0.0110 Flow Length 70.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft 0 Computed Sheet flow time > 1.4874 min ssages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 175.0000 ft Watercourse slope 0.0100 ft/ft Velocity 2.0328 fps Computed Shallow flow time > 1.4348 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 2.9222 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 41": DJD PR-A5,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -A5, 100YR Rainfall Distribution Type II Ia/P Interpolation on Total Area 4812.0000 ft2 Peak Time 726.0000 min Peak Flow 0.3959 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A5 Support Data: Subarea Name: PR -A5, Row: 1 • Sheet Flow 4812.0000 98 6.0000 0.0000 2.5000 Description Manning's n 0.0110 Flow Length 70.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed Sheet flow time > 1.4874 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 175.0000 ft watercourse slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 1.4348 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. ****-*.- A -AAS-************* Total Time of Concentration > 2.9222 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • PR-A6,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -A6, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 19913.0000 ft2 Peak Time 738.0000 min Peak Flow 0.0721 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A6 Support Data: Subarea Name: PR -A6, Row: 1 Sheet Flow 19913.0000 69 19.2360 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 110.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0500 ft/ft Computed Sheet flow time > 17.4323 min 111/ssages: Info: Time of Concentration rounded to 18.0000 min in row <1>. Shallow concentrated Flow Description Surface Paved Flow Length 220.0000 ft watercourse slope 0.0100 ft/ft Velocity 2.0328 fps Computed Shallow flow time > 1.8037 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. ** ************************ Total Time of Concentration > 19.2360 min AAAAAAAAAA*AAAA.******** Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 DJD PR-A6,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -A6, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 19913.0000 ft2 Peak Time 738.0000 min Peak Flow 0.1480 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A6 Support Data: Subarea Name: PR -A6, Row: 1 Sheet Flow 19913.0000 69 19.2360 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 110.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land slope 0.0500 ft/ft Computed Sheet flow time > 17.4323 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 220.0000 ft Watercourse Slope 0.0100 ft/ft Velocity 2.0328 fps Computed Shallow flow time > 1.8037 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. *************************** Total Time of Concentration > 19.2360 min ********************** Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • PR-A7,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -A7, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 92689.0000 ft2 Peak Time 732.0000 min Peak Flow 1.5131 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A7 92689.0000 80 13.1359 0.0000 2.1000 Support Data: Subarea Name: PR -A7, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 50.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0400 ft/ft 0 Computed Sheet flow time > 10.1433 min ssages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Shallow concentrated Flow Description surface Paved Flow Length 365.0000 ft watercourse Slope 0.0100 ft/ft Velocity 2.0328 fps Computed shallow flow time > 2.9926 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 13.1359 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 OY: DJD PR-A7,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -A7, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 92689.0000 ft2 Peak Time 732.0000 min Peak Flow 2.2121 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A7 92689.0000 80 13.1359 0.0000 2.5000 Support Data: Subarea Name: PR -A7, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 50.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0400 ft/ft Computed Sheet flow time > 10.1433 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 365.0000 ft watercourse slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 2.9926 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 13.1359 min **************************** Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • PR-A9,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -A9, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 21576.0000 ft2 Peak Time 726.0000 min Peak Flow 0.6624 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A9 Support Data: Subarea Name: PR -A9, Row: 1 sheet Flow 21576.0000 85 6.9926 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft computed Sheet flow time > 5.1084 min ssages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 325.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.8842 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. . ************************ Total Time of Concentration > 6.9926 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 417-05 : DJD PR-A9,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -A9, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 21576.0000 ft2 Peak Time 726.0000 min Peak Flow 0.9073 cfs Given Input Data: subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A9 21576.0000 85 6.9926 0.0000 2.5000 Support Data: Subarea Name: PR -A9, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land Slope 0.0200 ft/ft Computed Sheet flow time > 5.1084 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 325.0000 ft watercourse slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.8842 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 6.9926 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • PR-A10,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -A10, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 11781.0000 ft2 Peak Time 726.0000 min Peak Flow 0.2530 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A10 11781.0000 80 6.1519 0.0000 2.1000 Support Data: Subarea Name: PR -A10, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 5.1084 min ssages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 180.0000 ft Watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.0435 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 6.1519 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 417-05 : DJD PR-A10,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -A10, 100YR Rainfall Distribution Type II Ia/P Interpolation On 1 Total Area 11781.0000 ft2 Peak Time 726.0000 min Peak Flow 0.3655 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -A10 11781.0000 80 6.1519 0.0000 2.5000 Support Data: subarea Name: PR -A10, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft 1111 Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed sheet flow time > 5.1084 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. shallow concentrated Flow Description Surface Paved Flow Length 180.0000 ft watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 1.0435 min Messages: Info: Time of concentration rounded to 6.0000 min in row <1>. ************************** Total Time of Concentration > 6.1519 min ************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 PR-B1,25YR IRONBRIDGE HOMES 2051019.00 6-28-05 411Y: ALA TR -55 Tabular Hydrograph Method Input Summary Description PR -B1, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 100462.2300 ft2 Peak Time 738.0000 min Peak Flow 2.0085 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B1 100462.2300 85 15.8289 0.0000 2.1000 Support Data: Subarea Name: PR -B1, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 65.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0700 ft/ft Computed Sheet flow time > 10.0027 min Shallow concentrated Flow Description Surface Paved Flow Length 1004.9570 ft Watercourse slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 5.8262 min Total Time of Concentration > 15.8289 min • PR-B1,100YR IRONBRIDGE HOMES 2051019.00 6-28-05 •Y: ALA TR -55 Tabular Hydrograph Method Input Summary Description PR -B1, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 100462.2300 ft2 Peak Time 738.0000 min Peak Flow 2.7816 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B1 100462.2300 Support Data: Subarea Name: PR -B1, Row: 1 • Sheet Flow 85 15.8289 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 65.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0700 ft/ft Computed Sheet flow time > 10.0027 min Shallow Concentrated Flow Description surface Paved Flow Length 1004.9570 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 5.8262 min *************************** Total Time of Concentration > 15.8289 min IRONBRIDGE HOMES 2051019.00 5-17-05 Ilk: DJD PR-62,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -B2, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 22559.0000 ft2 Peak Time 726.0000 min Peak Flow 0.9024 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B2 22559.0000 89 8.2856 0.0000 2.1000 Support Data: Subarea Name: PR -B2, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in 4111 Land Slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min ssages: Info: Time of concentration rounded to 6.0000 min in row <1>. Shallow concentrated Flow Description Surface Paved Flow Length 320.0000 ft watercourse slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 1.8552 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 8.2856 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 PR-B2,100YR IRONBRIDGE HOMES 2051019.00 '17 - 05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -B2, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 22559.0000 ft2 Peak Time 726.0000 min Peak Flow 1.1889 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B2 Support Data: Subarea Name: PR -B2, Row: 1 Sheet Flow 22559.0000 89 8.2856 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 20.0000 ft 1111 Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 320.0000 ft watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 1.8552 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. ********************** Total Time of Concentration > 8.2856 min ***".-"******************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 DJD PR-B3,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -B3, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 30382.0000 ft2 Peak Time 726.0000 min Peak Flow 0.7560 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B3 Support Data: Subarea Name: PR -B3, Row: 1 Sheet Flow 30382.0000 82 8.2856 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min itssages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 320.0000 ft Watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 1.8552 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. ********** *************** Total Time of Concentration > 8.2856 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Page 1 IRONBRIDGE HOMES 2051019.00 4-17-05 : DJD PR-B3,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -B3, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 30382.0000 ft2 Peak Time 726.0000 min Peak Flow 1.0681 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B3 30382.0000 82 8.2856 0.0000 2.5000 Support Data: subarea Name: PR -B3, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in 4111 Land Slope 0.0200 ft/ft Computed sheet flow time > 6.4304 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 320.0000 ft watercourse Slope 0.0200 ft/ft Velocity2.8748 fps ComputeShallow flow time > 1.8552 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 8.2856 min **************************** Messages: Info: Time of concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 46: DJD PR-B4,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -B4, 25YR Rainfall Distribution Type II Ia/P Interpolation on Total Area 15189.0000 ft2 Peak Time 726.0000 min Peak Flow 0.4354 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B4 15189.0000 84 7.7348 0.0000 2.1000 Support Data: Subarea Name: PR -B4, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Aft Land Slope 0.0200 ft/ft Computed sheet flow time > 6.4304 min ssages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 225.0000 ft watercourse Slope 0.0200 ft/ft Velocity2.8748 fps ComputeShallow flow time > 1.3044 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 7.7348 min **************************** Messages: Info: Time of concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 DJD PR-B4,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -B4, 100YR Rainfall Distribution Type 11 Ia/P Interpolation On Total Area 15189.0000 ft2 Peak Time 726.0000 min Peak Flow 0.6023 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B4 15189.0000 84 7.7348 0.0000 2.5000 Support Data: Subarea Name: PR -B4, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in •Land slope 0.0200 ft/ft computed sheet flow time > 6.4304 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 225.0000 ft watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed shallow flow time > 1.3044 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 7.7348 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • PR-B5,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -B5, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 18683.0000 ft2 Peak Time 726.0000 min Peak Flow 0.5736 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B5 Support Data: Subarea Name: PR -B5, Row: 1 sheet Flow 18683.0000 85 7.6768 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Illessages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 215.0000 ft Watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.2464 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 7.6768 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 DJD PR-B5,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -B5, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 18683.0000 ft2 Peak Time 726.0000 min Peak Flow 0.7856 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B5 18683.0000 85 7.6768 0.0000 2.5000 Support Data: Subarea Name: PR -B5, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land Slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. shallow Concentrated Flow Description Surface Paved Flow Length 215.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.2464 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 7.6768 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • PR-B6,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -B6, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 10926.0000 ft2 Peak Time 726.0000 min Peak Flow 0.3355 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B6 10926.0000 85 7.5899 0.0000 2.1000 Support Data: Subarea Name: PR -B6, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min essages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 200.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed shallow flow time > 1.1595 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 7.5899 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 DJD PR-B6,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -B6, 100YR Rainfall Distribution Type II Ia/P Interpolation on Total Area 10926.0000 ft2 Peak Time 726.0000 min Peak Flow 0.4594 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B6 10926.0000 85 7.5899 0.0000 2.5000 Support Data: Subarea Name: PR -B6, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land Slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. shallow Concentrated Flow Description Surface Paved Flow Length 200.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.1595 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. ************************* Total Time of Concentration > 7.5899 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 IIIV: DJD PR-B7,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -B7, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 98579.0000 ft2 Peak Time 750.0000 min Peak Flow 0.2223 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B7 98579.0000 68 30.0602 0.0000 2.1000 Support Data: Subarea Name: PR -B7, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 115.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 26.0600 min Illssages: Info: Time of Concentration rounded to 30.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 690.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed shallow flow time > 4.0002 min Messages: Info: Time of Concentration rounded to 30.0000 min in row <1>. ...A.A.. .J.J. J.1. *s..-..,.... Total Time of Concentration > 30.0602 min Messages: Info: Time of Concentration rounded to 30.0000 min in row <1>. • Page 1 PR-B7,100YR IRONBRIDGE HOMES 2051019.00 417-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -B7, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 98579.0000 ft2 Peak Time 750.0000 min Peak Flow 0.4857 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B7 98579.0000 68 30.0602 0.0000 2.5000 Support Data: Subarea Name: PR -B7, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 115.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed Sheet flow time > 26.0600 min Messages: Info: Time of concentration rounded to 30.0000 min in row <1>. shallow Concentrated Flow Description Surface Paved Flow Length 690.0000 ft watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 4.0002 min Messages: Info: Time of Concentration rounded to 30.0000 min in row <1>. Total Time of concentration > 30.0602 min **************************** Messages: Info: Time of Concentration rounded to 30.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 4Y: DJD PR-B8,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -B8, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 178005.0000 ft2 Peak Time 762.0000 min Peak Flow 0.1091 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B8 178005.0000 Support Data: Subarea Name: PR -B8, Row: 1 Sheet Flow 60 40.2791 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 165.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 34.7859 min IllIssages: warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Shallow Concentrated Flow Description Surface Paved Flow Length 670.0000 ft watercourse slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 5.4932 min Messages: warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Total Time of Concentration > 40.2791 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 DJD PR-B8,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -B8, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 178005.0000 ft2 Peak Time 762.0000 min Peak Flow 0.2396 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -B8 178005.0000 Support Data: Subarea Name: PR -B8, Row: 1 • Sheet Flow 60 40.2791 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 165.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 34.7859 min Shallow Concentrated Flow Description Surface Paved Flow Length 670.0000 ft watercourse Slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 5.4932 min Total Time of Concentration > 40.2791 min **************************** • Page 1 LB ROSE RANCH, LLC 2051019.00 4115-05 : ALA PR-C1,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR-C1,25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 31309.4361 ft2 Peak Time 726.0000 min Peak Flow 0.1942 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -C1 31309.4361 69 6.9056 0.0000 2.1000 Support Data: Subarea Name: PR -C1, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 36.6090 ft Two Yr, 24 hr Rainfall 1.2000 in •Land Slope 0.0983 ft/ft Computed Sheet flow time > 5.5167 min Shallow concentrated Flow Description Surface Paved Flow Length 242.5485 ft watercourse Slope 0.0205 ft/ft Velocity2.9106 fps ComputeShallow flow time > 1.3889 min *************************** Total Time of Concentration > 6.9056 min **************************** • Page 1 PR-C1,100YR LB ROSE RANCH, LLC 2051019.00 7-15-05 ALA TR -55 Tabular Hydrograph Method Input Summary Description PR-C1,100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 31309.4361 ft2 Peak Time 726.0000 min Peak Flow 0.3866 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -C1 31309.4361 69 6.9056 0.0000 2.5000 Support Data: Subarea Name: PR -C1, Row: 1 sheet Flow • Shallow concentrated Flow Description Manning's n 0.2400 Flow Length 36.6090 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0983 ft/ft Computed Sheet flow time > 5.5167 min Description Surface Paved Flow Length 242.5485 ft watercourse slope 0.0205 ft/ft Velocity 2.9106 fps Computed Shallow flow time > 1.3889 min *************************** Total Time of Concentration > 6.9056 min **************************** • Page 1 LB ROSE RANCH, LLC 2051019.00 415-05 : ALA PR-C2,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR-C2,25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 15408.5150 ft2 Peak Time 732.0000 min Peak Flow 0.3947 cfs Given Input Data: subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -C2 15408.5150 86 9.3855 0.0000 2.1000 Support Data: Subarea Name: PR -C2, Row: 1 • sheet Flow Description Manning's n 0.2400 Flow Length 64.9718 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0953 ft/ft Computed sheet flow time > 8.8383 min shallow concentrated Flow Description Surface Paved Flow Length 140.9535 ft Watercourse Slope 0.0446 ft/ft Velocity4.2931 fps computeShallow flow time > 0.5472 min *************************** Total Time of Concentration > 9.3855 min ************************** • Page 1 LB ROSE RANCH, LLC 2051019.00 *15-05 : ALA PR-C2,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR-C2,100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 15408.5150 ft2 Peak Time 732.0000 min Peak Flow 0.5391 cfs Given Input Data: Subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -C2 15408.5150 86 9.3855 0.0000 2.5000 Support Data: Subarea Name: PR -C2, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 64.9718 ft Two Yr, 24 hr Rainfall 1.2000 in 4111 Land slope 0.0953 ft/ft computed Sheet flow time > 8.8383 min shallow Concentrated Flow Description surface Paved Flow Length 140.9535 ft watercourse Slope 0.0446 ft/ft velocity4.2931 fps ComputeShallow flow time > 0.5472 min *************************** Total Time of Concentration > 9.3855 min **************************** • Page 1 LB ROSE RANCH, LLC 2051019.00 '15-05 : ALA PR-C3,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR-C3,25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 25463.8520 ft2 Peak Time 738.0000 min Peak Flow 0.4397 cfs Given Input Data: Subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -C3 25463.8520 85 23.6969 0.0000 2.1000 Support Data: Subarea Name: PR -C3, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 121.7024 ft Two Yr, 24 hr Rainfall 1.2000 in •Land slope 0.0287 ft/ft Computed Sheet flow time > 23.6001 min Shallow Concentrated Flow Description surface Paved Flow Length 17.7918 ft watercourse Slope 0.0227 ft/ft Velocity3.0628 fps Computeshallow flow time > 0.0968 min *************************** Total Time of Concentration > 23.6969 min **************************** • Page 1 PR-C3,100YR LB ROSE RANCH, LLC 2051019.00 7-15-05 •Y: ALA TR -55 Tabular Hydrograph Method Input Summary Description PR-C3,100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 25463.8520 ft2 Peak Time 738.0000 min Peak Flow 0.6124 cfs Given Input Data: subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -C3 25463.8520 85 23.6969 0.0000 2.5000 Support Data: Subarea Name: PR -C3, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 121.7024 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0287 ft/ft Computed sheet flow time > 23.6001 min Shallow Concentrated Flow Description Surface Paved Flow Length 17.7918 ft watercourse slope 0.0227 ft/ft velocity 3.0628 fps Computed Shallow flow time > 0.0968 min *************************** Total Time of Concentration > 23.6969 min **************************** • PR-C4,25YR LB ROSE RANCH, LLC 2051019.00 7-15-05 41"ALA TR -55 Tabular Hydrograph Method Input Summary Description PR-C4,25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 40430.1014 ft2 Peak Time 738.0000 min Peak Flow 0.5046 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -C4 40430.1014 79 16.6521 0.0000 2.1000 Support Data: Subarea Name: PR -C4, Row: 1 Sheet Flow 1111 hallow concentrated Flow Description Manning's n 0.2400 Flow Length 133.2873 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.1089 ft/ft Computed Sheet flow time > 14.8884 min Description Surface unpaved Flow Length 288.7524 ft Watercourse Slope 0.0286 ft/ft velocity2.7286 fps ComputeShallow flow time > 1.7637 min *************************** Total Time of Concentration > 16.6521 min **************************** • Page 1 LB ROSE RANCH, LLC 2051019.00 415-05 : ALA PR-C4,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR-C4,100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 40430.1014 ft2 Peak Time 738.0000 min Peak Flow 0.7512 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -C4 40430.1014 79 16.6521 0.0000 2.5000 Support Data: Subarea Name: PR -C4, Row: 1 • sheet Flow Description Manning's n 0.2400 Flow Length 133.2873 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.1089 ft/ft Computed sheet flow time > 14.8884 min shallow concentrated Flow Description surface unpaved Flow Length 288.7524 ft watercourse slope 0.0286 ft/ft Velocity2.7286 fps ComputeShallow flow time > 1.7637 min *************************** Total Time of Concentration > 16.6521 min **************************** • LB ROSE RANCH, LLC 2051019.00 015-05 : ALA PR-C5,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR-C5,25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 28639.1214 ft2 Peak Time 732.0000 min Peak Flow 0.4675 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -05 28639.1214 80 12.3303 0.0000 2.1000 Support Data: Subarea Name: PR -05, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 89.9619 ft Two Yr, 24 hr Rainfall 1.2000 in •Land slope 0.1089 ft/ft Computed Sheet flow time > 10.8708 min Shallow Concentrated Flow Description surface Paved Flow Length 301.0433 ft watercourse slope 0.0286 ft/ft velocity 3.4378 fps Computed shallow flow time > 1.4595 min *************************** Total Time of Concentration > 12.3303 min ************************** • Page 1 LB ROSE RANCH, LLC 2051019.00 415-05 : ALA PR-C5,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR-C5,100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 28639.1214 ft2 Peak Time 732.0000 min Peak Flow 0.6835 cfs Given Input Data: Subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -05 28639.1214 Support Data: Subarea Name: PR -05, Row: 1 Sheet Flow 80 12.3303 0.0000 2.5000 Description Mannings n 0.2400 Flow Length 89.9619 ft Two Yr, 24 hr Rainfall 1.2000 in •Land Slope 0.1089 ft/ft Computed Sheet flow time > 10.8708 min Shallow Concentrated Flow Description Surface Paved Flow Length 301.0433 ft watercourse slope 0.0286 ft/ft Velocity 3.4378 fps computed Shallow flow time > 1.4595 min *********-.*,*********** Total Time of Concentration > 12.3303 min *************************** • Page 1 PR-C8,25YR IRONBRIDGE HOMES 2051019.00 5-17-05 411:DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -C8, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 8050.0000 ft2 Peak Time 726.0000 min Peak Flow 0.3018 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -C8 Support Data: Subarea Name: PR -C8, Row: 1 Sheet Flow 8050.0000 88 3.4979 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in •Land slope 0.0700 ft/ft computed sheet flow time > 3.0950 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. shallow concentrated Flow Description surface Paved Flow Length 130.0000 ft Watercourse Slope 0.0700 ft/ft velocity5.3783 fps Computeshallow flow time > 0.4029 min Messages: Info: Time of concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 3.4979 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 417-05 : DJD PR-C8,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -C8, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 8050.0000 ft2 Peak Time 726.0000 min Peak Flow 0.4016 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -C8 Support Data: Subarea Name: PR -C8, Row: 1 sheet Flow 8050.0000 88 3.4979 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 15.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0700 ft/ft computed Sheet flow time > 3.0950 min Messages: Info: Time of concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 130.0000 ft watercourse slope 0.0700 ft/ft velocity 5.3783 fps Computed Shallow flow time > 0.4029 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 3.4979 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-C9,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -C9, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 18022.0000 ft2 Peak Time 726.0000 min Peak Flow 0.1506 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -C9 18022.0000 71 3.5908 0.0000 2.1000 support Data: Subarea Name: PR -C9, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0700 ft/ft Computed Sheet flow time > 3.0950 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 160.0000 ft watercourse Slope 0.0700 ft/ft velocity 5.3783 fps Computed Shallow flow time > 0.4958 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 3.5908 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 417-05 : DJD PR-C9,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -C9, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 18022.0000 ft2 Peak Time 726.0000 min Peak Flow 0.2803 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -C9 18022.0000 71 3.5908 0.0000 2.5000 Support Data: Subarea Name: PR -C9, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0700 ft/ft Computed Sheet flow time > 3.0950 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 160.0000 ft Watercourse Slope 0.0700 ft/ft velocity 5.3783 fps Computed Shallow flow time > 0.4958 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. ********************* Total Time of Concentration > 3.5908 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD TR -55 Tabular Hydrograph Input Summary Description PR -D1, 25YR Rainfall Distribution Ia/P Interpolation Total Area Peak Time Peak Flow Given Input Data: PR-D1,25YR Method Type II On 123077.0000 ft2 762.0000 min 0.1821 cfs Subarea D/S Subareas Description Area CN (ft2) Tc (min) Tt Rainfall (min) (in) PR -D1 Support Data: Subarea Name: PR -D1, Row: 1 123077.0000 • Sheet Flow Description Manning's n Flow Length Two Yr, 24 hr Rainfall Land Slope Computed Sheet flow 66 40.2791 0.0000 2.1000 0.2400 165.0000 ft 1.2000 in 0.0200 ft/ft time > 34.7859 min Messages: Info: Time of Concentration rounded to Info: Time of Travel rounded to 6.0000 shallow concentrated Flow Description Surface Flow Length Watercourse Slope Velocity Computed Shallow flow time Messages: Info: Time of Concentration rounded to Info: Time of Travel rounded to 6.0000 30.0000 min in row <1>. min in row <1>. Paved 670.0000 ft 0.0100 ft/ft 2.0328 fps > 5.4932 min 30.0000 min in row <1>. min in row <1>. Total Time of Concentration > 40.2791 min Messages: Info: Time of concentration rounded to 30.0000 min in row <1>. Info: Time of Travel rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 *17-05 : DJD PR-D1,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D1, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 123077.0000 ft2 Peak Time 762.0000 min Peak Flow 0.4218 cfs Given Input Data: subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D1 123077.0000 Support Data: Subarea Name: PR -D1, Row: 1 Sheet Flow 66 40.2791 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 165.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 34.7859 min Messages: Info: Time of Concentration rounded to 30.0000 min in row <1>. Info: Time of Travel rounded to 6.0000 min in row <1>. shallow Concentrated Flow Description Surface Paved Flow Length 670.0000 ft Watercourse Slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 5.4932 min Messages: Info: Time of Concentration rounded to 30.0000 min in row <1>. Info: Time of Travel rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 40.2791 min ****4.4.*4.,...44..LAAAJ.J.J.*.4******* Messages: Info: Time of Concentration rounded to 30.0000 min in row <1>. Info: Time of Travel rounded to 6.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 DJD PR-D2,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D2, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 86469.0000 ft2 Peak Time 756.0000 min Peak Flow 0.0664 cfs Given Input Data: subarea D/S Subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) PR -D2 Support Data: Subarea Name: PR -D2, Row: 1 sheet Flow 86469.0000 61 31.7036 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 110.0000 ft Two Yr, 24 hr Rainfall 1.2000 in •Land slope 0.0200 ft/ft Computed sheet flow time > 25.1495 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. is/p = 0.5 used. shallow Concentrated Flow Description surface Flow Length Watercourse Slope velocity Computed shallow flow Messages: warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Paved 715.0000 ft 0.0080 ft/ft 1.8182 fps time > 6.5541 min Total Time of Concentration > 31.7036 min a x,.,.1....7..7.* Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. • Page 1 IRONBRIDGE HOMES 2051019.00 -05 '17 : DJD PR-D2,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D2, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 86469.0000 ft2 Peak Time 756.0000 min Peak Flow 0.1391 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D2 86469.0000 61 31.7036 0.0000 2.5000 Support Data: Subarea Name: PR -D2, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 110.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed Sheet flow time > 25.1495 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. shallow Concentrated Flow Description surface Paved Flow Length 715.0000 ft Watercourse Slope 0.0080 ft/ft velocity 1.8182 fps Computed shallow flow time > 6.5541 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. *************************** Total Time of Concentration > 31.7036 min **************************** Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. • Page 1 IRONBRIDGE HOMES 2051019.00 417-05 : DJD PR-D3,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D3, 25YR Rainfall Distribution is/P Interpolation Total Area Peak Time Peak Flow Given Input Data: Type II On 77933.0000 ft2 768.0000 min 0.0845 cfs subarea D/S Subareas Description Area (ft2) CN Tc Tt Rainfall (min) (min) (in) PR -D3 Support Data: Subarea Name: PR -D3, Row: 1 sheet Flow 77933.0000 65 43.1311 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 210.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft time > 42.1882 min computed Sheet flow Messages: Warning: Ia/p > 0.5 in row Ia/p = 0.5 used. shallow concentrated Flow <1>. Increase CN and/or Rainfall. Description surface Flow Length watercourse slope velocity computed shallow flow Messages: warning: Ia/p > 0.5 in Ia/p = 0.5 used. Paved 230.0000 ft 0.0400 ft/ft 4.0656 fps time > 0.9429 min row <1>. Increase CN and/or Rainfall. Total Time of Concentration > 43.1311 min Messages: warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. • Page 1 IRONBRIDGE HOMES 2051019.00 4617-05 : DJD PR-D3,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D3, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 77933.0000 ft2 Peak Time 768.0000 min Peak Flow 0.1950 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D3 77933.0000 65 43.1311 0.0000 2.5000 Support Data: Subarea Name: PR -D3, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 210.0000 ft 4111 Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft computed sheet flow time > 42.1882 min Messages: Info: Time of Concentration rounded to 45.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 230.0000 ft watercourse slope 0.0400 ft/ft velocity4.0656 fps ComputeShallow flow time > 0.9429 min Messages: Info: Time of concentration rounded to 45.0000 min in row <1>. *************************** Total Time of Concentration > 43.1311 min Messages: Info: Time of concentration rounded to 45.0000 min in row <1>. • Page 1 PR-D4,25YR IRONBRIDGE HOMES 2051019.00 5-17-05 40:DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D4, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 35222.0000 ft2 Peak Time 750.0000 min Peak Flow 0.0354 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D4 35222.0000 62 25.1737 0.0000 2.1000 Support Data: Subarea Name: PR -D4, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 105.0000 ft Two Yr, 24 hr Rainfall 1.2000 in IIPLand slope 0.0200 ft/ft Computed Sheet flow time > 24.2308 min warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. shallow concentrated Flow Description Surface Paved Flow Length 230.0000 ft watercourse Slope 0.0400 ft/ft Velocity4.0656 fps ComputeShallow flow time > 0.9429 min Messages: warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. *****... ***. * Total Time of Concentration > 25.1737 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 : DJD PR-D4,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D4, 100YR Rainfall Distribution Type II Ia/P Interpolation on Total Area 35222.0000 ft2 Peak Time 750.0000 min Peak Flow 0.0733 cfs Given Input Data: Subarea D/S Subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) PR -D4 Support Data: Subarea Name: PR -D4, Row: 1 Sheet Flow 35222.0000 Description Manning's n Flow Length Two Yr, 24 hr Rainfall Land Slope Computed sheet flow time essages: Info: 62 25.1737 0.0000 2.5000 0.2400 105.0000 ft 1.2000 in 0.0200 ft/ft > 24.2308 min Time of Concentration Shallow concentrated Flow rounded to 24.0000 min in row <1>. Description Surface Paved Flow Length 230.0000 ft watercourse slope 0.0400 ft/ft Velocity 4.0656 fps Computed Shallow flow time > 0.9429 min Messages: Info: Time of Concentration rounded to 24.0000 min in row <1>. *************************** Total Time of Concentration > 25.1737 min **************************** Messages: Info: Time of Concentration rounded to 24.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 illi: DJD PR-D5,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D5, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 153169.0000 ft2 Peak Time 738.0000 min Peak Flow 0.2366 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D5 153169.0000 Support Data: Subarea Name: PR -D5, Row: 1 Sheet Flow 64 19.3901 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 185.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.3300 ft/ft Computed Sheet flow time > 12.4211 min Oessages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. shallow Concentrated Flow Description surface Paved Flow Length 850.0000 ft Watercourse Slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 6.9690 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Total Time of Concentration > 19.3901 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 4111Y: DJD PR-D5,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D5, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 153169.0000 ft2 Peak Time 738.0000 min Peak Flow 0.5457 cfs Given Input Data: subarea D/S Subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) PR -D5 Support Data: Subarea Name: PR -D5, Row: 1 153169.0000 �ssages:Computed Sheet flow ssages: Info: Time of Concentration Sheet Flow Description Manning's n Flow Length Two Yr, 24 hr Land Slope Rainfall 64 19.3901 0.0000 2.5000 0.2400 185.0000 ft 1.2000 in 0.3300 ft/ft time > 12.4211 min shallow Concentrated Flow rounded to 18.0000 min in row <1>. Description Surface Paved Flow Length 850.0000 ft watercourse Slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 6.9690 min Messages: Info: Time of concentration rounded to 18.0000 min in row <1>. Total Time of Concentration > 19.3901 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 OY: DJD PR-D6,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D6, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 48475.0000 ft2 Peak Time 744.0000 min Peak Flow 0.1477 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D6 48475.0000 69 23.3608 0.0000 2.1000 Support Data: Subarea Name: PR -D6, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 85.0000 ft Two Yr, 24 hr Rainfall 1.2000 in sand slope 0.0200 ft/ft IIIPComputed Sheet flow time > 20.4621 min essages: Info: Time of Concentration rounded to 24.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 500.0000 ft watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 2.8987 min Messages: Info: Time of Concentration rounded to 24.0000 min in row <1>. Total Time of Concentration > 23.3608 min Messages: Info: Time of Concentration rounded to 24.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 11lir: DJD PR-D6,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D6, 100YR Rainfall Distribution Type II Ia/P Interpolation on Total Area 48475.0000 ft2 Peak Time 744.0000 min Peak Flow 0.3079 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D6 48475.0000 69 23.3608 0.0000 2.5000 Support Data: Subarea Name: PR -D6, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 85.0000 ft Two Yr, 24 hr Rainfall 1.2000 in •Land slope 0.0200 ft/ft Computed Sheet flow time > 20.4621 min Messages: Info: Time of Concentration rounded to 24.0000 min in row <1>. shallow Concentrated Flow Description surface Paved Flow Length 500.0000 ft Watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 2.8987 min Messages: Info: Time of Concentration rounded to 24.0000 min in row <1>. Total Time of Concentration > 23.3608 min **************************** Messages: Info: Time of Concentration rounded to 24.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D7,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D7, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 62990.0000 ft2 Peak Time 738.0000 min Peak Flow 0.1104 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D7 62990.0000 65 15.8363 0.0000 2.1000 Support Data: Subarea Name: PR -D7, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 125.0000 ft Two Yr, 24 hr Rainfall 1.2000 in •Land Slope 0.1440 ft/ft Computed Sheet flow time > 12.6477 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Shallow Concentrated Flow Description Surface Paved Flow Length 550.0000 ft watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed shallow flow time > 3.1886 min Messages: warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Total Time of Concentration > 15.8363 min ***** ***** ********** *** Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 DJD PR-D7,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D7, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 62990.0000 ft2 Peak Time 738.0000 min Peak Flow 0.2650 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D7 62990.0000 65 15.8363 0.0000 2.5000 Support Data: Subarea Name: PR -D7, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 125.0000 ft Two Yr, 24 hr Rainfall 1.2000 in •Land Slope 0.1440 ft/ft Computed Sheet flow time > 12.6477 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 550.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 3.1886 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. *******-----*.-************* Total Time of Concentration > 15.8363 min **************************** Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D8,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D8, 25YR Rainfall Distribution is/P Interpolation Total Area Peak Time Peak Flow Given Input Data: Type II On 33529.0000 ft2 738.0000 min 0.0284 cfs subarea D/S subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) PR -D8 Support Data: Subarea Name: PR -D8, Row: 1 Sheet Flow 33529.0000 60 15.0222 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 100.0000 ft Two Yr, 24 hr Rainfall 1.2000 in •Land Slope 0.0600 ft/ft Computed Sheet flow time > 15.0164 min Messages: warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Shallow Concentrated Flow Description Surface Flow Length Watercourse Slope Velocity Computed Shallow flow Messages: Warning: Ia/p > 0.5 in Ia/p = 0.5 used. Paved 1.0000 ft 0.0200 ft/ft 2.8748 fps time > 0.0058 min row <1>. Increase CN and/or Rainfall. Total Time of Concentration > 15.0222 min Messages: warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. • Page 1 PR-D8,100YR IRONBRIDGE HOMES 2051019.00 5-17-05 DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D8, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 33529.0000 ft2 Peak Time 738.0000 min Peak Flow 0.0625 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D8 33529.0000 Support Data: Subarea Name: PR -D8, Row: 1 • sheet Flow 60 15.0222 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 100.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0600 ft/ft Computed Sheet flow time > 15.0164 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Shallow Concentrated Flow Description Surface Paved Flow Length 1.0000 ft watercourse slope 0.0200 ft/ft Velocity 2.8748 fps Computed shallow flow time > 0.0058 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. *************************** Total Time of Concentration > 15.0222 min **************************** Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D9,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D9, 25YR Rainfall Distribution Type II is/P Interpolation On Total Area 9025.0000 ft2 Peak Time 726.0000 min Peak Flow 0.1410 cfs Given Input Data: subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D9 Support Data: Subarea Name: PR -D9, Row: 1 Sheet Flow 9025.0000 76 7.2909 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 60.0000 ft Two Yr, 24 hr Rainfall 1.2000 in 1111 Land slope 0.2500 ft/ft Computed Sheet flow time > 5.6386 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 285.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.6523 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. A�a* Total Time of Concentration > 7.2909 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 11lir: DJD PR-D9,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D9, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 9025.0000 ft2 Peak Time 726.0000 min Peak Flow 0.2144 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D9 Support Data: Subarea Name: PR -D9, Row: 1 sheet Flow 9025.0000 76 7.2909 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 60.0000 ft Two Yr, 24 hr Rainfall 1.2000 in •Land Slope 0.2500 ft/ft Computed sheet flow time > 5.6386 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 285.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.6523 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. ************************ Total Time of Concentration > 7.2909 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y:DJD PR-D10,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D10, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 12420.0000 ft2 Peak Time 738.0000 min Peak Flow 0.0932 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D10 12420.0000 Support Data: Subarea Name: PR -D10, Row: 1 sheet Flow 74 18.3652 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 65.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 16.5100 min Illessages: Info: Time of Concentration rounded to 18.0000 min in row <1>. Shallow concentrated Flow Description Surface Paved Flow Length 320.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.8552 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. Total Time of Concentration > 18.3652 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D10,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D10, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 12420.0000 ft2 Peak Time 738.0000 min Peak Flow 0.1582 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D10 12420.0000 Support Data: Subarea Name: PR -D10, Row: 1 Sheet Flow 74 18.3652 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 65.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land Slope 0.0200 ft/ft Computed Sheet flow time > 16.5100 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. Shallow concentrated Flow Description Surface Paved Flow Length 320.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.8552 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. ************************* Total Time of Concentration > 18.3652 min **************************** Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y:DJD PR-D11,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D11, 25YR Rainfall Distribution Type 11 Ia/P Interpolation On Total Area 33949.0000 ft2 Peak Time 732.0000 min Peak Flow 0.0738 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D11 33949.0000 65 13.9138 0.0000 2.1000 Support Data: Subarea Name: PR -D11, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 123.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.1310 ft/ft Computed Sheet flow time > 12.9671 min Messages: warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Shallow Concentrated Flow Description Surface Paved Flow Length 200.0000 ft watercourse Slope 0.0300 ft/ft Velocity 3.5209 fps Computed shallow flow time > 0.9467 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Total Time of Concentration > 13.9138 min Messages: warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D11,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D11, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 33949.0000 ft2 Peak Time 732.0000 min Peak Flow 0.1753 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D11 33949.0000 Support Data: Subarea Name: PR -D11, Row: 1 • sheet Flow 65 13.9138 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 123.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.1310 ft/ft Computed Sheet flow time > 12.9671 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. shallow Concentrated Flow Description surface Paved Flow Length 200.0000 ft watercourse Slope 0.0300 ft/ft velocity3.5209 fps ComputeShallow flow time > 0.9467 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 13.9138 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 417-05 : DJD PR-D12,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D12, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 31860.0000 ft2 Peak Time 750.0000 min Peak Flow 0.0480 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D12 31860.0000 Support Data: Subarea Name: PR -D12, Row: 1 • sheet Flow 65 23.0053 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 95.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 22.3663 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Shallow Concentrated Flow Description Surface Paved Flow Length 135.0000 ft watercourse Slope 0.0300 ft/ft velocity 3.5209 fps Computed Shallow flow time > 0.6390 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Total Time of Concentration > 23.0053 min *. ... **********. *.* Messages: Warning: is/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. • Page 1 PR-D12,100YR IRONBRIDGE HOMES 2051019.00 4617-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D12, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 31860.0000 ft2 Peak Time 744.0000 min Peak Flow 0.1127 cfs Given Input Data: subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D12 31860.0000 Support Data: Subarea Name: PR -D12, Row: 1 sheet Flow 65 23.0053 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 95.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed Sheet flow time > 22.3663 min Messages: Info: Time of Concentration rounded to 24.0000 min in row <1>. shallow Concentrated Flow Description surface Paved Flow Length 135.0000 ft watercourse Slope 0.0300 ft/ft velocity 3.5209 fps Computed Shallow flow time > 0.6390 min Messages: Info: Time of Concentration rounded to 24.0000 min in row <1>. *************************** Total Time of Concentration > 23.0053 min **************************** Messages: Info: Time of Concentration rounded to 24.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D13,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D13, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 57831.0000 ft2 Peak Time 738.0000 min Peak Flow 0.1013 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D13 57831.0000 Support Data: subarea Name: PR -D13, Row: 1 Sheet Flow 65 15.0480 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 100.0000 ft 1111 Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.1000 ft/ft Computed sheet flow time > 12.2413 min Messages: Warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Shallow Concentrated Flow Description Surface Paved Flow Length 375.0000 ft watercourse Slope 0.0120 ft/ft velocity 2.2268 fps Computed Shallow flow time > 2.8067 min Messages: warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. Total Time of Concentration > 15.0480 min Messages: warning: Ia/p > 0.5 in row <1>. Increase CN and/or Rainfall. Ia/p = 0.5 used. • Page 1 PR-D13,100YR IRONBRIDGE HOMES 2051019.00 4117-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D13, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 57831.0000 ft2 Peak Time 738.0000 min Peak Flow 0.2433 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D13 57831.0000 Support Data: Subarea Name: PR -D13, Row: 1 Sheet Flow • • 65 15.0480 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 100.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.1000 ft/ft Computed Sheet flow time > 12.2413 min Shallow Concentrated Flow Description Surface Paved Flow Length 375.0000 ft watercourse Slope 0.0120 ft/ft velocity 2.2268 fps Computed Shallow flow time > 2.8067 min *************************** Total Time of Concentration > 15.0480 min **************************** Page 1 PR-D14,25YR IRONBRIDGE HOMES 2051019.00 017-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D14, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 62471.0000 ft2 Peak Time 750.0000 min Peak Flow 0.1409 cfs Given Input Data: subarea D/S subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) PR -D14 Support Data: Subarea Name: PR -D14, Row: 1 62471.0000 • Sheet Flow Description Manning's n Flow Length Two Yr, 24 hr Land Slope Rainfall Computed sheet flow Messages: Info: Time of Concentration rounded to 30.0000 min in row <1>. 68 32.4334 0.0000 2.1000 0.2400 135.0000 ft 1.2000 in 0.0200 ft/ft time > 29.6267 min Shallow Concentrated Flow Description Surface Paved Flow Length 375.0000 ft watercourse Slope 0.0120 ft/ft Velocity2.2268 fps ComputeShallow flow time > 2.8067 min Messages: Info: Time of Concentration rounded to 30.0000 min in row <1>. Total Time of Concentration > 32.4334 min Messages: Info: Time of Concentration rounded to 30.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 417-05 : DJD PR-D14,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D14, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 62471.0000 ft2 Peak Time 750.0000 min Peak Flow 0.3078 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D14 62471.0000 68 32.4334 0.0000 2.5000 Support Data: Subarea Name: PR -D14, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 135.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed Sheet flow time > 29.6267 min Messages: Info: Time of concentration rounded to 30.0000 min in row <1>. shallow concentrated Flow Description Surface Paved Flow Length 375.0000 ft watercourse Slope 0.0120 ft/ft Velocity 2.2268 fps Computed Shallow flow time > 2.8067 min Messages: Info: Time of Concentration rounded to 30.0000 min in row <1>. Total Time of Concentration > 32.4334 min **************************** Messages: Info: Time of Concentration rounded to 30.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D15,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D15, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 6080.0000 ft2 Peak Time 732.0000 min Peak Flow 0.1450 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D15 6080.0000 85 12.1942 0.0000 2.1000 Support Data: subarea Name: PR -D15, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 38.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 10.7459 min Shallow Concentrated Flow Description Surface Paved Flow Length 395.0000 ft watercourse slope 0.0500 ft/ft velocity 4.5455 fps Computed shallow flow time > 1.4483 min ..AAA*AA Total Time of Concentration > 12.1942 min AAAA**A AAA*******AA.AA4,AA4,AA • Page 1 PR-D15,100YR IRONBRIDGE HOMES 2051019.00 41-17-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D15, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 6080.0000 ft2 Peak Time 732.0000 min Peak Flow 0.2002 cfs Given Input Data: subarea D/S subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) PR -D15 Support Data: Subarea Name: PR -D15, Row: 1 • sheet Flow Description Manning's n Flow Length 6080.0000 Two Yr, 24 hr Rainfall Land Slope computed Sheet flow time shallow concentrated Flow 85 12.1942 0.0000 2.5000 0.2400 38.0000 ft 1.2000 in 0.0200 ft/ft > 10.7459 min Description surface Flow Length watercourse Slope velocity Computed Shallow flow time Paved 395.0000 ft 0.0500 ft/ft 4.5455 fps > 1.4483 min *************************** Total Time of Concentration > 12.1942 min ..*************************** • PR-D16,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D16, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 50656.0000 ft2 Peak Time 732.0000 min Peak Flow 0.2250 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D16 50656.0000 Support Data: Subarea Name: PR -D16, Row: 1 sheet Flow 69 14.1002 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 155.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.2900 ft/ft Computed Sheet flow time > 11.3536 min Messages: • Info: Time of Concentration rounded to 12.0000 min in row <1>. shallow Concentrated Flow Description surface Paved Flow Length 670.0000 ft Watercourse slope 0.0400 ft/ft velocity 4.0656 fps Computed Shallow flow time > 2.7466 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 14.1002 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • PR-D16,100YR IRONBRIDGE HOMES 2051019.00 017-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D16, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 50656.0000 ft2 Peak Time 732.0000 min Peak Flow 0.4589 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D16 50656.0000 69 14.1002 0.0000 2.5000 Support Data: Subarea Name: PR -D16, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 155.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.2900 ft/ft computed Sheet flow time > 11.3536 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 670.0000 ft watercourse slope 0.0400 ft/ft velocity 4.0656 fps Computed Shallow flow time > 2.7466 min Messages: Info: Time of concentration rounded to 12.0000 min in row <1>. *************************** Total Time of Concentration > 14.1002 min **************************** Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 '17-05 : DJD PR-D17,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D17, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 72569.0000 ft2 Peak Time 726.0000 min Peak Flow 0.6954 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D17 72569.0000 72 8.1600 0.0000 2.1000 Support Data: Subarea Name: PR -D17, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 55.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.5000 ft/ft Computed sheet flow time > 3.9859 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. shallow Concentrated Flow Description Surface Paved Flow Length 720.0000 ft Watercourse Slope 0.0200 ft/ft Velocity2.8748 fps ComputeShallow flow time > 4.1741 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 8.1600 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 '17-05 : DJD PR-D17,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D17, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 72569.0000 ft2 Peak Time 726.0000 min Peak Flow 1.2576 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D17 72569.0000 72 8.1600 0.0000 2.5000 Support Data: Subarea Name: PR -D17, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 55.0000 ft 1111 Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.5000 ft/ft Computed Sheet flow time > 3.9859 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 720.0000 ft Watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 4.1741 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. ************************* Total Time of Concentration > 8.1600 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D18,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D18, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 41765.0000 ft2 Peak Time 732.0000 min Peak Flow 0.2536 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D18 41765.0000 Support Data: Subarea Name: PR -D18, Row: 1 • Sheet Flow 71 11.3209 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 145.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.5000 ft/ft Computed Sheet flow time > 8.6563 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 650.0000 ft Watercourse Slope 0.0400 ft/ft velocity 4.0656 fps Computed Shallow flow time > 2.6646 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 11.3209 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 PR-D18,100YR IRONBRIDGE HOMES 2051019.00 -17-05 411iY: DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D18, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 41765.0000 ft2 Peak Time 732.0000 min Peak Flow 0.4808 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D18 41765.0000 Support Data: Subarea Name: PR -D18, Row: 1 Sheet Flow 71 11.3209 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 145.0000 ft • Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.5000 ft/ft Computed Sheet flow time > 8.6563 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 650.0000 ft Watercourse Slope 0.0400 ft/ft Velocity 4.0656 fps Computed Shallow flow time > 2.6646 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. *************************** Total Time of Concentration > 11.3209 min ************************** Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 PR-D19,25YR IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D19, 25YR Rainfall Distribution Type II Ia/P Interpolation on Total Area 45242.0000 ft2 Peak Time 732.0000 min Peak Flow 0.4676 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D19 45242.0000 75 9.9688 0.0000 2.1000 Support Data: Subarea Name: PR -D19, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 90.0000 ft III Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.5000 ft/ft Computed Sheet flow time > 5.9106 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. shallow Concentrated Flow Description Surface Paved Flow Length 700.0000 ft watercourse slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 4.0582 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 9.9688 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D19,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D19, 100YR Rainfall Distribution Type 11 Ia/P Interpolation On Total Area 45242.0000 ft2 Peak Time 732.0000 min Peak Flow 0.7540 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D19 45242.0000 75 9.9688 0.0000 2.5000 Support Data: Subarea Name: PR -D19, Row: 1 • sheet Flow Description Manning's n 0.2400 Flow Length 90.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.5000 ft/ft Computed sheet flow time > 5.9106 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 700.0000 ft watercourse slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 4.0582 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 9.9688 min **************************** Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • PR-D20,25YR IRONBRIDGE HOMES 2051019.00 4,-17-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D20, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 58914.0000 ft2 Peak Time 732.0000 min Peak Flow 0.2204 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D20 58914.0000 Support Data: Subarea Name: PR -D20, Row: 1 Sheet Flow 68 10.6854 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 145.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.5000 ft/ft Computed Sheet flow time > 8.6563 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 350.0000 ft watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 2.0291 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 10.6854 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 PR-D20,100YR IRONBRIDGE HOMES 2051019.00 417-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D20, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 58914.0000 ft2 Peak Time 732.0000 min Peak Flow 0.4691 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D20 58914.0000 68 10.6854 0.0000 2.5000 Support Data: Subarea Name: PR -D20, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 145.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.5000 ft/ft Computed sheet flow time > 8.6563 min Shallow Concentrated Flow Description Surface Paved Flow Length 350.0000 ft watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 2.0291 min *************************** Total Time of Concentration > 10.6854 min **************************** • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 1111Y: DJD PR-D21,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D21, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 14314.0000 ft2 Peak Time 726.0000 min Peak Flow 0.1995 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D21 14314.0000 75 7.8798 0.0000 2.1000 Support Data: Subarea Name: PR -D21, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land Slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 250.0000 ft Watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.4494 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 7.8798 min ************************** * Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 PR-D21,100YR IRONBRIDGE HOMES 2051019.00 -17-05 Y: DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D21, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 14314.0000 ft2 Peak Time 726.0000 min Peak Flow 0.3168 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D21 14314.0000 75 7.8798 0.0000 2.5000 Support Data: subarea Name: PR -D21, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft • Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Messages: info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 250.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.4494 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 7.8798 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D22,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D22, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 22703.0000 ft2 Peak Time 732.0000 min Peak Flow 0.3145 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D22 22703.0000 78 9.0392 0.0000 2.1000 Support Data: subarea Name: PR -D22, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land Slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 450.0000 ft watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 2.6088 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 9.0392 min A... A.A.. A. A. a,. A. A. A. A. A. J. a.,. ... Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 DJD PR-D22,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D22, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 22703.0000 ft2 Peak Time 732.0000 min Peak Flow 0.4718 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D22 22703.0000 78 9.0392 0.0000 2.5000 Support Data: subarea Name: PR -D22, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. shallow concentrated Flow Description Surface Paved Flow Length 450.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 2.6088 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. ****************** Total Time of Concentration > 9.0392 min *************************** Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 4111Y: DJD PR-D23,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D23, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 25125.0000 ft2 Peak Time 726.0000 min Peak Flow 0.3108 cfs Given Input Data: subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D23 25125.0000 74 8.2276 0.0000 2.1000 Support Data: Subarea Name: PR -D23, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft 1111 Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Messages: Info: Time of concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 310.0000 ft Watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.7972 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 8.2276 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 .,17-05 : DJD PR-D23,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D23, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 25125.0000 ft2 Peak Time 726.0000 min Peak Flow 0.5169 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D23 25125.0000 74 8.2276 0.0000 2.5000 Support Data: subarea Name: PR -D23, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft computed Sheet flow time > 6.4304 min Messages: Info: Time of concentration rounded to 6.0000 min in row <1>. shallow concentrated Flow Description Surface Paved Flow Length 310.0000 ft Watercourse slope 0.0200 ft/ft Velocity2.8748 fps ComputeShallow flow time > 1.7972 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 8.2276 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D24,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D24, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 60858.0000 ft2 Peak Time 732.0000 min Peak Flow 0.2704 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D24 60858.0000 69 9.4224 0.0000 2.1000 Support Data: Subarea Name: PR -D24, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 90.0000 ft • Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.2500 ft/ft Computed Sheet flow time > 7.7991 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. shallow Concentrated Flow Description Surface Paved Flow Length 280.0000 ft watercourse slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 1.6233 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 9.4224 min A AA A **AAAAAAAAAAA*AAAAAAAA Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D24,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D24, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 60858.0000 ft2 Peak Time 732.0000 min Peak Flow 0.5513 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D24 60858.0000 69 9.4224 0.0000 2.5000 Support Data: Subarea Name: PR -D24, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 90.0000 ft III Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.2500 ft/ft Computed Sheet flow time > 7.7991 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 280.0000 ft Watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 1.6233 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 9.4224 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 4111Y: DJD PR-D25,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D25, 25YR Rainfall Distribution Type 11 Ia/P Interpolation On Total Area 13174.0000 ft2 Peak Time 726.0000 min Peak Flow 0.2058 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D25 13174.0000 76 8.2443 0.0000 2.1000 Support Data: Subarea Name: PR -D25, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 22.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land Slope 0.0200 ft/ft Computed Sheet flow time > 6.9399 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 225.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.3044 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 8.2443 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 PR-D25,100YR IRONBRIDGE HOMES 2051019.00 4-17-05 Y: DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D25, 100YR Rainfall Distribution Ia/P Interpolation Total Area Peak Time Peak Flow Given Input Data: Type II On 13174.0000 ft2 726.0000 min 0.3130 cfs Subarea D/S Subareas Description Area CN (ft2) TC (min) Tt Rainfall (min) (in) PR -D25 Support Data: Subarea Name: PR -D25, Row: 1 13174.0000 Sheet Flow Description Manning's n Flow Length • Two Yr, 24 hr Rainfall Land Slope Computed Sheet flow time Messages: Info: Time of Concentration Shallow Concentrated Flow 76 8.2443 0.0000 2.5000 0.2400 22.0000 ft 1.2000 in 0.0200 ft/ft > 6.9399 min rounded to 6.0000 min in row <1>. Description Surface Flow Length watercourse Slope velocity Computed shallow flow time Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Paved 225.0000 ft 0.0200 ft/ft 2.8748 fps > 1.3044 min *************************** Total Time of Concentration > 8.2443 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D26,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D26, 25YR Rainfall Distribution Type II is/P Interpolation on Total Area 28435.0000 ft2 Peak Time 732.0000 min Peak Flow 0.2283 cfs Given Input Data: subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D26 28435.0000 73 9.7516 0.0000 2.1000 Support Data: subarea Name: PR -D26, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 22.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed sheet flow time > 6.9399 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. shallow Concentrated Flow Description Surface Paved Flow Length 485.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 2.8117 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. A.A....*.X.J.A.J.A*J."......**,.....J.**J.,**A Total Time of Concentration > 9.7516 min .'. s. .,A,....HAJ.AJ. A*AA****** * Messages: Info: Time of concentration rounded to 12.0000 min in row <1>. • PR-D26,100YR IRONBRIDGE HOMES 2051019.00 �17-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D26, 100YR Rainfall Distribution Ia/P Interpolation Total Area Peak Time Peak Flow Given Input Data: Type II On 28435.0000 ft2 732.0000 min 0.4048 cfs subarea D/S subareas Description Area CN (ft2) TC (min) Tt Rainfall (min) (in) PR -D26 Support Data: Subarea Name: PR -D26, Row: 1 28435.0000 • sheet Flow Description Manning's n Flow Length Two Yr, 24 hr Rainfall Land Slope Computed Sheet flow time Messages: Info: Time of Concentration shallow Concentrated Flow 73 9.7516 0.0000 2.5000 0.2400 22.0000 ft 1.2000 in 0.0200 ft/ft > 6.9399 min rounded to 12.0000 min in row <1>. Description surface Flow Length watercourse slope velocity Computed shallow flow time Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Paved 485.0000 ft 0.0200 ft/ft 2.8748 fps > 2.8117 min *************************** Total Time of Concentration > 9.7516 min **************************** Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D27,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D27, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 19783.0000 ft2 Peak Time 726.0000 min Peak Flow 0.3641 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D27 19783.0000 78 8.0537 0.0000 2.1000 Support Data: Subarea Name: PR -D27, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. shallow Concentrated Flow Description surface Paved Flow Length 280.0000 ft watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed shallow flow time > 1.6233 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 8.0537 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • PR-D27,100YR IRONBRIDGE HOMES 2051019.00 .17-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D27, 100YR Rainfall Distribution Type 11 Ia/P Interpolation On Total Area 19783.0000 ft2 Peak Time 726.0000 min Peak Flow 0.5387 cfs Given Input Data: subarea D/S subareas Description Area (ft2) CN Tc Tt Rainfall (min) (min) (in) PR -D27 19783.0000 78 8.0537 0.0000 2.5000 Support Data: Subarea Name: PR -D27, Row: 1 • sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft computed sheet flow time > 6.4304 min shallow Concentrated Flow Description Surface Paved Flow Length 280.0000 ft watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 1.6233 min *************************** Total Time of Concentration > 8.0537 min **************************** • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D28,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D28, 25YR Rainfall Distribution Type 11 Ia/P Interpolation On Total Area 10547.0000 ft2 Peak Time 726.0000 min Peak Flow 0.1792 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D28 10547.0000 77 8.5175 0.0000 2.1000 support Data: Subarea Name: PR -D28, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. shallow Concentrated Flow Description Surface Paved Flow Length 360.0000 ft watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 2.0871 min Messages: Info: Time of concentration rounded to 6.0000 min in row <1>. Total Time of concentration > 8.5175 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 PR-D28,100YR IRONBRIDGE HOMES 2051019.00 40-17-05 Y: DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D28, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 10547.0000 ft2 Peak Time 726.0000 min Peak Flow 0.2685 cfs Given Input Data: subarea D/S Subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) PR -D28 Support Data: Subarea Name: PR -D28, Row: 1 10547.0000 • Sheet Flow Description Manning's n Flow Length Two Yr, 24 hr Rainfall Land Slope Computed Sheet flow time Messages: Info: 77 8.5175 0.0000 2.5000 0.2400 20.0000 ft 1.2000 in 0.0200 ft/ft > 6.4304 min Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 360.0000 ft Watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 2.0871 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 8.5175 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 PR-D29,25YR IRONBRIDGE HOMES 2051019.00 5-17-05 OY: DM TR -55 Tabular Hydrograph Method Input Summary Description PR -D29, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 15050.0000 ft2 Peak Time 732.0000 min Peak Flow 0.1208 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D29 15050.0000 Support Data: Subarea Name: PR -D29, Row: 1 Sheet Flow 73 13.4507 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 40.0000 ft • Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 11.1960 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 275.0000 ft watercourse Slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 2.2547 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 13.4507 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 PR-D29,100YR IRONBRIDGE HOMES 2051019.00 17-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D29, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 15050.0000 ft2 Peak Time 732.0000 min Peak Flow 0.2142 cfs Given Input Data: Subarea D/S Subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) PR -D29 Support Data: Subarea Name: PR -D29, Row: 1 15050.0000 • Sheet Flow Description Manning's n Flow Length Two Yr, 24 hr Land Slope Rainfall Computed Sheet flow 73 13.4507 0.0000 2.5000 0.2400 40.0000 ft 1.2000 in 0.0200 ft/ft time > 11.1960 min Shallow Concentrated Flow Description surface Paved Flow Length 275.0000 ft watercourse Slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 2.2547 min *************************** Total Time of Concentration > 13.4507 min **************************** • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 OY: DJD PR-D30,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D30, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 16381.0000 ft2 Peak Time 732.0000 min Peak Flow 0.0995 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D30 16381.0000 Support Data: Subarea Name: PR -D30, Row: 1 • Sheet Flow 71 13.3687 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 40.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed Sheet flow time > 11.1960 min Shallow Concentrated Flow Description Surface Paved Flow Length 265.0000 ft Watercourse Slope 0.0100 ft/ft Velocity 2.0328 fps Computed Shallow flow time > 2.1727 min A.A.A*A*A..A*aaA.........A. Total Time of Concentration > 13.3687 min • Page 1 PR-D30,100YR IRONBRIDGE HOMES 2051019.00 41017-05 Y: DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D30, 100YR Rainfall Distribution Type 11 Ia/P Interpolation On Total Area 16381.0000 ft2 Peak Time 732.0000 min Peak Flow 0.1886 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D30 16381.0000 Support Data: Subarea Name: PR -D30, Row: 1 • Sheet Flow 71 13.3687 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 40.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed sheet flow time > 11.1960 min shallow Concentrated Flow Description Surface Paved Flow Length 265.0000 ft Watercourse Slope 0.0100 ft/ft Velocity 2.0328 fps Computed Shallow flow time > 2.1727 min *************************** Total Time of Concentration > 13.3687 min **************************** Page 1 PR-D31,25YR IRONBRIDGE HOMES 2051019.00 4,17-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D31, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 23885.0000 ft2 Peak Time 726.0000 min Peak Flow 0.5944 cfs Given Input Data: Subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D31 23885.0000 82 7.2534 0.0000 2.1000 Support Data: Subarea Name: PR -D31, Row: 1 • • Sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft computed sheet flow time > 5.1084 min Shallow Concentrated Flow Description surface Paved Flow Length 370.0000 ft watercourse slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 2.1450 min A� .7.AAJ.AA.,.�.*4.9.9.aA a� AAS Total Time of Concentration > 7.2534 min Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 4111Y: DJD PR-D31,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D31, 100YR Rainfall Distribution Type 11 Ia/P Interpolation On Total Area 23885.0000 ft2 Peak Time 726.0000 min Peak Flow 0.8397 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D31 23885.0000 82 7.2534 0.0000 2.5000 Support Data: Subarea Name: PR -D31, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land slope 0.0200 ft/ft Computed Sheet flow time > 5.1084 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 370.0000 ft Watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 2.1450 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. ************************** Total Time of Concentration > 7.2534 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. PR-D32,25YR IRONBRIDGE HOMES 2051019.00 417-05 : DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D32, 25YR Rainfall Distribution Type 11 Ia/P Interpolation On Total Area 6465.0000 ft2 Peak Time 726.0000 min Peak Flow 0.1853 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D32 6465.0000 84 8.1850 0.0000 2.1000 Support Data: Subarea Name: PR -D32, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 40.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0600 ft/ft Computed Sheet flow time > 7.2146 min Shallow concentrated Flow Description surface Paved Flow Length 215.0000 ft watercourse Slope 0.0330 ft/ft Velocity 3.6928 fps Computed Shallow flow time > 0.9704 min *************************** Total Time of Concentration > 8.1850 min ********-------********* • Page 1 IRONBRIDGE HOMES 2051019.00 ik-17-05 : DJD PR-D32,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D32, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 6465.0000 ft2 Peak Time 726.0000 min Peak Flow 0.2564 cfs Given Input Data: Subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D32 6465.0000 84 8.1850 0.0000 2.5000 Support Data: subarea Name: PR -D32, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 40.0000 ft •Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0600 ft/ft Computed Sheet flow time > 7.2146 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 215.0000 ft watercourse Slope 0.0330 ft/ft Velocity 3.6928 fps Computed Shallow flow time > 0.9704 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 8.1850 min ************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D33,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D33, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 15063.0000 ft2 Peak Time 732.0000 min Peak Flow 0.0915 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D33 15063.0000 71 12.94790.0000 2.1000 Support Data: Subarea Name: PR -D33, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 90.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land Slope 0.0880 ft/ft Computed Sheet flow time > 11.8421 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. shallow concentrated Flow Description Surface Paved Flow Length 245.0000 ft Watercourse Slope 0.0330 ft/ft Velocity 3.6928 fps Computed Shallow flow time > 1.1058 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Total Time of Concentration > 12.9479 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 PR-D33,100YR IRONBRIDGE HOMES 2051019.00 5-17-05 4110Y: DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D33, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 15063.0000 ft2 Peak Time 732.0000 min Peak Flow 0.1734 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D33 15063.0000 71 12.9479 0.0000 2.5000 Support Data: Subarea Name: PR -D33, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 90.0000 ft • Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0880 ft/ft Computed Sheet flow time > 11.8421 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. shallow Concentrated Flow Description Surface Paved Flow Length 245.0000 ft Watercourse Slope 0.0330 ft/ft velocity 3.6928 fps Computed Shallow flow time > 1.1058 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. *************************** Total Time of Concentration > 12.9479 min **************************** Messages: Info: Time of concentration rounded to 12.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D34,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D34, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 23619.0000 ft2 Peak Time 726.0000 min Peak Flow 0.1245 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D34 23619.0000 68 5.4980 0.0000 2.1000 Support Data: Subarea Name: PR -D34, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 50.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land Slope 0.2800 ft/ft Computed Sheet flow time > 4.6574 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 145.0000 ft watercourse slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 0.8406 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 5.4980 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 PR-D34,100YR IRONBRIDGE HOMES 2051019.00 40-17-05 Y: DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D34, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 23619.0000 ft2 Peak Time 726.0000 min Peak Flow 0.2577 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D34 23619.0000 68 5.4980 0.0000 2.5000 Support Data: subarea Name: PR -D34, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 50.0000 ft • Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.2800 ft/ft Computed Sheet flow time > 4.6574 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 145.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 0.8406 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 5.4980 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D35,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D35, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 20489.0000 ft2 Peak Time 726.0000 min Peak Flow 0.3481 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D35 20489.0000 77 3.3124 0.0000 2.1000 Support Data: subarea Name: PR -D35, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land Slope 0.3800 ft/ft Computed Sheet flow time > 1.5732 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 300.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed shallow flow time > 1.7392 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. .'*J. J.A.AA�,.�a.1.*J. Total Time of Concentration > 3.3124 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 PR-D35,100YR IRONBRIDGE HOMES 2051019.00 111117-05 (: DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D35, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 20489.0000 ft2 Peak Time 726.0000 min Peak Flow 0.5216 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D35 20489.0000 77 3.3124 0.0000 2.5000 Support Data: Subarea Name: PR -D35, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.3800 ft/ft Computed Sheet flow time > 1.5732 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 300.0000 ft watercourse slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 1.7392 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. *************************** Total Time of Concentration > 3.3124 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • PR-D36,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D36, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 17769.0000 ft2 Peak Time 726.0000 min Peak Flow 0.0787 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D36 17769.0000 67 6.7482 0.0000 2.1000 Support Data: Subarea Name: PR -D36, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed Sheet flow time > 5.1084 min ssages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 200.0000 ft Watercourse Slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 1.6398 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 6.7482 min Messages: Info: Time of concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 417-05 : DJD PR-D36,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D36, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 17769.0000 ft2 Peak Time 726.0000 min Peak Flow 0.1702 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D36 17769.0000 67 6.7482 0.0000 2.5000 Support Data: Subarea Name: PR -D36, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft computed Sheet flow time > 5.1084 min shallow concentrated Flow Description Surface Paved Flow Length 200.0000 ft watercourse Slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 1.6398 min *************************** Total Time of Concentration > 6.7482 min **************************** • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 le: DJD PR-D37,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D37, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 11655.0000 ft2 Peak Time 732.0000 min Peak Flow 0.0708 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D37 11655.0000 Support Data: Subarea Name: PR -D37, Row: 1 Sheet Flow 71 13.9421 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 45.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 12.3023 min ssages: Info: Time of Concentration rounded to 12.0000 min in row <1>. shallow Concentrated Flow Description Surface Paved Flow Length 200.0000 ft watercourse Slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 1.6398 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. *************************** Total Time of Concentration > 13.9421 min ****************************- Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 PR-D37,100YR IRONBRIDGE HOMES 205-05 1019.00 40-7DJD DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D37, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 11655.0000 ft2 Peak Time 732.0000 min Peak Flow 0.1342 cfs Given Input Data: subarea D/S subareas Description Area CN (ft2) Tc Tt Rainfall (min) (min) (in) PR -D37 Support Data: Subarea Name: PR -D37, Row: 1 11655.0000 sheet Flow • Description Manning's n Flow Length Two Yr, 24 hr Rainfall Land slope computed Sheet flow time shallow Concentrated Flow 71 13.9421 0.0000 2.5000 0.2400 45.0000 ft 1.2000 in 0.0200 ft/ft > 12.3023 min Description surface Flow Length watercourse Slope velocity Computed shallow flow time Paved 200.0000 ft 0.0100 ft/ft 2.0328 fps > 1.6398 min *************************** Total Time of concentration > 13.9421 min **************************** • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • PR-D38,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D38, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 15174.0000 ft2 Peak Time 726.0000 min Peak Flow 0.3776 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D38 15174.0000 82 5.4035 0.0000 2.1000 Support Data: Subarea Name: PR -D38, Row: 1 sheet Flow Description Manning's n 0.2400 Flow Length 10.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft 0 Computed Sheet flow time > 3.6933 min ssages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 295.0000 ft Watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.7102 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 5.4035 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 PR-D38,100YR IRONBRIDGE HOMES 2051019.00 17-05 �: DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D38, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 15174.0000 ft2 Peak Time 726.0000 min Peak Flow 0.5334 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -038 15174.0000 82 5.4035 0.0000 2.5000 Support Data: Subarea Name: PR -D38, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 10.0000 ft • Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 3.6933 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 295.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 1.7102 min Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. Total Time of Concentration > 5.4035 min **************************** Messages: Info: Time of Concentration rounded to 6.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 16: DJD PR-D39,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D39, 25YR Rainfall Distribution Ia/P Interpolation Total Area Peak Time Peak Flow Given Input Data: Type II On 70548.0000 ft2 732.0000 min 0.4944 cfs subarea D/S subareas Description Area CN (ft2) Tc (min) Tt Rainfall (min) (in) PR -D39 Support Data: Subarea Name: PR -D39, Row: 1 70548.0000 Sheet Flow Description Manning's n Flow Length Two Yr, 24 hr Rainfall Land Slope Computed Sheet flow time lessages: Info: Time of concentration Shallow Concentrated Flow 72 13.2554 0.0000 2.1000 0.2400 125.0000 ft 1.2000 in 0.2200 ft/ft > 10.6755 min rounded to 12.0000 min in row <1>. Description Surface Flow Length watercourse Slope velocity Computed Shallow flow time Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Paved 445.0000 ft 0.0200 ft/ft 2.8748 fps > 2.5799 min Total Time of Concentration > 13.2554 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 •Y: DJD PR-D39,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D39, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 70548.0000 ft2 Peak Time 732.0000 min Peak Flow 0.9081 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D39 70548.0000 Support Data: Subarea Name: PR -D39, Row: 1 Sheet Flow 72 13.2554 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 125.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land Slope 0.2200 ft/ft Computed Sheet flow time > 10.6755 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 445.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 2.5799 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. *************************** Total Time of Concentration > 13.2554 min *********************** Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • PR-D40,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D40, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 18103.0000 ft2 Peak Time 738.0000 min Peak Flow 0.0772 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D40 18103.0000 70 15.0653 0.0000 2.1000 Support Data: Subarea Name: PR -D40, Row: 1 • sheet Flow Description Manning's n 0.2400 Flow Length 45.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 12.3023 min shallow Concentrated Flow Description surface Paved Flow Length 337.0000 ft Watercourse Slope 0.0100 ft/ft Velocity 2.0328 fps Computed Shallow flow time > 2.7630 min J.AAAAAAAAAAJ.AA*J. *A * Total Time of Concentration > 15.0653 min • Page 1 PR-D40,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D40, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 18103.0000 ft2 Peak Time 738.0000 min Peak Flow 0.1523 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D40 18103.0000 70 15.0653 0.0000 2.5000 Support Data: subarea Name: PR -D40, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 45.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed sheet flow time > 12.3023 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. 1111 Shallow concentrated Flow Description surface Paved Flow Length 337.0000 ft Watercourse slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 2.7630 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. *************************** Total Time of Concentration > 15.0653 min **************************** Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • PR-D41,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D41, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 18093.0000 ft2 Peak Time 738.0000 min Peak Flow 0.0771 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D41 18093.0000 Support Data: Subarea Name: PR -D41, Row: 1 Sheet Flow 70 15.0653 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 45.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft 41, Computed Sheet flow time > 12.3023 min ssages: Info: Time of concentration rounded to 18.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 337.0000 ft watercourse slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 2.7630 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. *******..******************* Total Time of Concentration > 15.0653 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 4110Y: DJD PR-D41,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D41, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 18093.0000 ft2 Peak Time 738.0000 min Peak Flow 0.1522 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D41 18093.0000 Support Data: Subarea Name: PR -D41, Row: 1 Sheet Flow 70 15.0653 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 45.0000 ft Two Yr, 24 hr Rainfall 1.2000 in • Land Slope 0.0200 ft/ft Computed Sheet flow time > 12.3023 min Shallow Concentrated Flow Description surface Paved Flow Length 337.0000 ft Watercourse Slope 0.0100 ft/ft velocity 2.0328 fps Computed Shallow flow time > 2.7630 min *************************** Total Time of Concentration > 15.0653 min **************************** Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • PR-D42,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D42, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 24537.0000 ft2 Peak Time 726.0000 min Peak Flow 0.7033 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D42 24537.0000 84 7.5433 0.0000 2.1000 Support Data: Subarea Name: PR -D42, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0200 ft/ft Computed sheet flow time > 5.1084 min shallow concentrated Flow Description Surface Paved Flow Length 420.0000 ft Watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 2.4349 min *************************** Total Time of Concentration > 7.5433 min ***** ********************** • Page 1 IRONBRIDGE HOMES 2051019.00 4617-05 : DJD PR-D42,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D42, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 24537.0000 ft2 Peak Time 726.0000 min Peak Flow 0.9730 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D42 24537.0000 84 7.5433 0.0000 2.5000 Support Data: Subarea Name: PR -D42, Row: 1 Sheet Flow • Description Manning's n 0.2400 Flow Length 15.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed sheet flow time > 5.1084 min Shallow Concentrated Flow Description surface Paved Flow Length 420.0000 ft Watercourse Slope 0.0200 ft/ft Velocity 2.8748 fps Computed Shallow flow time > 2.4349 min *************************** Total Time of Concentration > 7.5433 min **************************** • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 :Y: DJD PR-D43,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D43, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 43734.0000 ft2 Peak Time 738.0000 min Peak Flow 0.2512 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D43 43734.0000 Support Data: Subarea Name: PR -D43, Row: 1 sheet Flow 72 16.6456 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 40.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 11.1960 min essages: Info: Time of concentration rounded to 18.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 940.0000 ft Watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 5.4496 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. Total Time of Concentration > 16.6456 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 4111Y: DJD PR-D43,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D43, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 43734.0000 ft2 Peak Time 738.0000 min Peak Flow 0.4633 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D43 43734.0000 72 16.6456 0.0000 2.5000 Support Data: Subarea Name: PR -D43, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 40.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 11.1960 min 11Pessages: Info: Time of Concentration rounded to 18.0000 min in row <1>. Shallow Concentrated Flow Description Surface Paved Flow Length 940.0000 ft Watercourse slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 5.4496 min Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. Total Time of Concentration > 16.6456 min **************************** Messages: Info: Time of Concentration rounded to 18.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 16: DJD PR-D44,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D44, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 49719.0000 ft2 Peak Time 732.0000 min Peak Flow 0.6887 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D44 49719.0000 Support Data: Subarea Name: PR -D44, Row: 1 • • Sheet Flow 78 10.1407 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft Computed Sheet flow time > 6.4304 min Shallow Concentrated Flow Description Surface Paved Flow Length 640.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 3.7103 min ********************* Total Time of Concentration > 10.1407 min Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 BY: DJD • PR-D44,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D44, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 49719.0000 ft2 Peak Time 732.0000 min Peak Flow 1.0332 cfs Given Input Data: subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D44 49719.0000 78 10.1407 0.0000 2.5000 Support Data: Subarea Name: PR -D44, Row: 1 Sheet Flow Description Manning's n 0.2400 Flow Length 20.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0200 ft/ft 1111 Computed Sheet flow time > 6.4304 min ssages: Info: Time of Concentration rounded to 12.0000 min in row <1>. Shallow Concentrated Flow Description surface Paved Flow Length 640.0000 ft watercourse Slope 0.0200 ft/ft velocity 2.8748 fps Computed Shallow flow time > 3.7103 min Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. *************************** Total Time of Concentration > 10.1407 min **************************** Messages: Info: Time of Concentration rounded to 12.0000 min in row <1>. • Page 1 IRONBRIDGE HOMES 2051019.00 5-17-05 DJD PR-D45,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR -D45, 25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 1600.0000 ft2 Peak Time 726.0000 min Peak Flow 0.1086 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D45 Support Data: Subarea Name: PR -D45, Row: 1 • Sheet Flow 1600.0000 98 7.3225 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 35.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0500 ft/ft Computed Sheet flow time > 6.9742 min Shallow concentrated Flow Description Surface Paved Flow Length 95.0000 ft Watercourse Slope 0.0500 ft/ft Velocity 4.5455 fps Computed Shallow flow time > 0.3483 min Total Time of Concentration > 7.3225 min *********--*-.,...----.,.-****** • Page 1 PR-D45,100YR IRONBRIDGE HOMES 2051019.00 5-17-05 Aar: DJD TR -55 Tabular Hydrograph Method Input Summary Description PR -D45, 100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 1600.0000 ft2 Peak Time 726.0000 min Peak Flow 0.1316 cfs Given Input Data: subarea D/s Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D45 Support Data: Subarea Name: PR -D45, Row: 1 • sheet Flow 1600.0000 98 7.3225 0.0000 2.5000 Description Manning's n 0.2400 Flow Length 35.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0500 ft/ft Computed sheet flow time > 6.9742 min shallow Concentrated Flow Description surface Paved Flow Length 95.0000 ft watercourse Slope 0.0500 ft/ft velocity 4.5455 fps Computed shallow flow time > 0.3483 min *************************** Total Time of Concentration > 7.3225 min **************************** • Page 1 IRONBRIDGE HOMES 2051019.00 7-5-05 BY: ALA • PR-D46,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR-D46,25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 74616.2200 ft2 Peak Time 756.0000 min Peak Flow 0.0330 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D46 74616.2200 Support Data: Subarea Name: PR -D46, Row: 1 411 *************************** Sheet Flow 58 27.5882 0.0000 2.1000 Description Manning's n 0.2400 Flow Length 220.7345 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0639 ft/ft Computed Sheet flow time > 27.5882 min Total Time of Concentration > 27.5882 min J.J.�...A.A.A*A****a.....A.J.Aa.......“**** Page 1 IRONBRIDGE HOMES 2051019.00 45-05 PR-D46,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR-D46,100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 74616.2200 ft2 Peak Time 756.0000 min Peak Flow 0.0817 cfs Given Input Data: Subarea D/S subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D46 74616.2200 58 27.5882 0.0000 2.5000 Support Data: Subarea Name: PR -D46, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 220.7345 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0639 ft/ft Computed sheet flow time > 27.5882 min *************************** Total Time of Concentration > 27.5882 min **************************** • Page 1 IRONBRIDGE HOMES 2051019.00 415-05 : ALA PR-D47,25YR TR -55 Tabular Hydrograph Method Input Summary Description PR-D47,25YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 342379.1000 ft2 Peak Time 762.0000 min Peak Flow 0.1427 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D47 342379.1000 58 36.3962 0.0000 2.1000 Support Data: Subarea Name: PR -D47, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 300.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land slope 0.0639 ft/ft Computed Sheet flow time > 35.2634 min shallow concentrated Flow Description surface unpaved Flow Length 241.0000 ft watercourse Slope 0.0483 ft/ft velocity 3.5459 fps Computed Shallow flow time > 1.1328 min Total Time of Concentration > 36.3962 min **************************** • IRONBRIDGE HOMES 2051019.00 "5-05 : ALA PR-D47,100YR TR -55 Tabular Hydrograph Method Input Summary Description PR-D47,100YR Rainfall Distribution Type II Ia/P Interpolation On Total Area 342379.1000 ft2 Peak Time 762.0000 min Peak Flow 0.3538 cfs Given Input Data: Subarea D/S Subareas Area CN Tc Tt Rainfall Description (ft2) (min) (min) (in) PR -D47 342379.1000 58 36.3962 0.0000 2.5000 Support Data: Subarea Name: PR -D47, Row: 1 • Sheet Flow Description Manning's n 0.2400 Flow Length 300.0000 ft Two Yr, 24 hr Rainfall 1.2000 in Land Slope 0.0639 ft/ft Computed Sheet flow time > 35.2634 min shallow concentrated Flow Description Surface unpaved Flow Length 241.0000 ft Watercourse Slope 0.0483 ft/ft velocity 3.5459 fps computed Shallow flow time > 1.1328 min *************************** Total Time of Concentration > 36.3962 min **************************** • Page 1