Loading...
HomeMy WebLinkAboutEngineer's OWTS Design Planra Know What`s I Call be re' } r !1 /%/!1( 1J l 4� CALL 2-BUSIN nA IN A^ s' -� ' Proposed Residential per Reg 43YOWTS Capacity GtxtRY n..E Caleuletiena The proposed onsite wastewater tree fa d AD foremployey colt residence an U Y bedrooms: proposed with a design flow residential facility OWTS capacity deli residence. The design flow treatment capacity ist INFRASTRUCTURE & USE FACILITY DESCRIPTION a Units o. a rooms Capita Usage Avg. Rate eaign Flow ap c Volume Si NFami. � N Residential # � ar ®p75eP 300 300 600 Main Employee Unit 2 Bedroom Dweling 1. 2 4 7S 300 300 B00 Secondary Employee Unit 1 Bedroom Dwelling - 1 1 2 75 150 150 300 TOTAL EXISTING CAPACITY TOTALSYSTEMDESIGNFLOWRATECAPACffY 450 450 900 / q i DESIGN OWrS-1 GRAVITY TRENCH CHAMBER FIELD CAPACITY 9EraeE YO,l al RAYaS, SCRTNEMM GOF, UN h i ,+' t ! �, 1' ! t I -�,: J I It 4 i '".,,- ' --•+, AS -CONSTRUCTED OWTS Chamber SOIL TREATMENT UNITS -CURRENT REGULATORY SONG Nst /eay'Ia4TI. R N / t ,,''•` ,` 1, t f 1 t I t t / '1 y i � \ I �` �. II I //,5f%%/ l of equir DESIGN SYSTEM SOIL TYPE- LTAR-AREA REDUCTION DE FLO Typa LTAR TL LF AREA AREA gpd. #... oild # % SF SF TYPE 3, CLAY LOAM, TL-1 LTAR =0.35 GAUSFIDAY,LF1-GRAVELLESS CHAMBERS= OWTS'•1 0.7, LF2 GRAVITYTRENCHES LF=1.0 450 3 D,36 1.0 0,7 Sao goo 1 I l ;/ t t 1 t ' } t ( / 4 I ! I i � \ I 1 1 ! J rr ; i= ! r ! R £ � � `1 � ':� tit 4`e -� �•. `'< �.1'`a'`` .. / \ I \ / "T if f r 1 �. 1 , k � � dY' t ! f i { ` R ( Il 1 r � e i It 1. r 1 � t <. t a < 1 \ 4 y 1 as ! 'i 1 w / 1 t}} , 1 i r 1 f r� f / ) ,r I ( R ii PROPOSED RESIDENCE --•-. -� �w FINISHED FLOOR:6324.%0' +. e `+•.,� w `q N, Z ,t I ( J A ( { �t 1 r 1 (I I 1 `.\,"*"' r "• 100.0' WELL SETBACK t \ r fI >- PROPOSED 4 2-WAY � M CLEANOUT PIPE INVERT ,t ! J) / ! 1LOCATED a � i + ^.. 70 BE 1.5' t �. .._ `,•,�„ ..-.-� `.,. %•� { ,} � (,� BELOW FINISHED OE �, ,� i4\`y f FLIT E EASTERN RESIDENCE r j 4 FINISHED FLOOR:6324.30 � !r� / -.. - SOILPRQFILE FOR CO DINATIO/J ONLY i I( 1 PIT-1 s , J � I 4'SDR-35 GRAVITY SEWER PIPE. 2% -- INSTALL SEWER LINE STUB FOR ^. i PP-t - p _ 't 1 SLO EE, BED BACKFILL W/ CLASS-6 THE FUTURE ADU UUTURE JNSTALL'CHAMBER END CAP ON. ALL END CHAMBERS INFLUENT INVERT ELEV, 6315.5 - EFFLUENT INVERT ELEV:63i5:5't i 1: ; / r■ i a I 1 �' e: INSTALLA 2-COMPARTMENT 1000-GALLON CONCRETE SEPTIC TANK INSTALL INSPECTION PORT EXTEND 4" PIPE RISER W/ PUSH ' . (USE VALLEY PRECAST ITEM 1000T-2CP-EF OR EQUAL) ONCAP 3" BELOW FINISH GRADE & COVER WITH 6" DIA. INSTALL INLET SANITARY TEE & OUTLET EFFLUENT FILTER ASSEMBLY.t,• !t t a VALVE BOX WITH LID SET 1" ABOVE FINISH GRADE INSTALL WITH (2)24" DIA. BY 24" DEEP RIBBED PVC RISERS WITH LIDS. (TYP. EACH CHAMBER ROW END CAP) TOP OF RISERS/LIDS TO BE INSTALLED @ +3" ABOVE FINISHED GRADE, J � 1 : a l a l I e � 1 \ STAAB -R- I , SQ PT ON FATMENTFIELD '. t r' ITC 1 /USEti �. f t ( 75 QUICK-4 CHAMBERS IN 5 TRENCHES 52' lt) WITH 15 CHAMBERS PER TRENCH, PLUS END CAPS FOR a l A TOTAL ABSORPTON AREA OF 900 S.F. i INSTALL. INSPECTION PORT EXTEND 4" PIPE RISER W/ PUSH ON CAP 3" BELOW FINISH GRADE : COVER WITH 6" J ?, • f} 1 TOP PERIMETER OF FIELD SURFACE TO BE VALVE BOX WITH UD SET 1" ABOVE FINISH GRADE MOUNDED 4" ABOVE SURFACE GRADES f \ (TYP. EACH CHAMBER ROW END CAP) CaaNCRETEDISTRIBUTION .BOJ(WITH BAFFLE f � `4.. f•`, INSTALLED LEVEL ON COMPACTED BASE " r .�. at VARIABLE TRENCH EXCAVATION DEPTHS. INSTALL RISERSANDLIDTOSURFACE 8 1 # 1 EACH TRENCH SURFACE ABSORPTIVE SURFACE - '\ + \, I APPROX, 2'-T BELOW EXISTING GRADE `- 4" PVC EFFLUENT PIPE @ MIN. i%, f( f ! ! f ,,k • +� ` 1 1 4 1 ' 't [ •` st: '- - -- -- USE SDR-35 BED & BACKFILL Wt Sc PP-2 SELECT NATIVE OR CLASS-6 1 �. { 'i '♦ SOILPROFILr-,,�� 1 ( PIT-2 SF - 4" PVC DISTRIBUTION PIPE, INSTALL INTO UPPER END PENETRATION OF L 1 1 END CAP (TYP.J lilt t y 1 f,.._„..,.NIL Ft �,,_... i GRAPHIC SCALE I IN FEET) lirciE=2L� fl. e 1 �i00 Galloln Tap Seam - 2CP r "-3CP itt i 1� Ix9lm None --.sa t o•Mmt p- pr<Igmn w t•,! W view • Tap wrfaae arw M.29 fT i ff ra o �d d•r" aannM. = ddOG pe C1ErAa� MT. b. j 1n b•MmYmh andlu " bed m T.n in ba beddrpd wxaMY m yin all akin " NICs " iMn 30' and maaMMaaar =m,w.eee. ,r{ • F,ecwiM matrRtl m,Y ha lwM tar �"� .� bakn4 prmldW loge rtann u• , ""^'.'^%'� _ E.nf • Er"Awkn ,M1aYld N tlMINW act Itmk Nn MIA wW plot' la bMn9 put N. ,pdaa tar nndlpebn MM� Ypler sow an uwn M bMep gdde b � • M•Me LYNMpb b rndNn! • thin n and O,N Mntlfl•d ab•n pip• zmi • OdAatl :mnpl•4 MtM1 MMntl • !'pYmNuen bury dWtM1 raver. �� I/asWt L ALURVA&Z WRY I Y 1 t r 1 - Irani pA wakr Tame)Bpi UnR TA iY m OF .� a -a x-c I r-p a•-o• i �. b�&M VIW* wY r-a r plr _ i 'I ,< Mdl lwppeltr Net wel9 0 it qt" r r. ,hl Yrddt.Side (xftt Tern tld Tanb Total t• + :. - 5i „` 107 g,1 3" 9 1010 9a! 2F2L IM 9380 cba MOO lb. _ Phone: 719�3054764 i EY Fax: 719-D9a3727 Ll PRECAST, Due= Vieffi, Colorado -_--- SEPTIC TANK DETAIL O)YTS DESIIGN PLAN 01FTs 2SHIMt. ufri'tzs: tment stem OWTS isb in installed system (OWTS) being sti ed u serve a single 1. THE OWTS ASSHOWN ON THE PLAN AND THE DETAILS WERE DESIGNED BY SOPRIS ENGINEERING. e housing. The proposed residential structures have 3 based based a total resdesign lowf r a 3-bedro of 6 persons. The 2 THE EXISTING LOT CONDITIONS AND SURVEY/PLAT INFORMATION SHOWN IS BASED ON ILC BY gn is based on design flow for a 3-bedroom single family SOPRIS ENGINEERING, 09-24-2S. aiculated as follows for a minimum equivalent 3-bedroom 3. THE PROPOSED LOT CON DMONS AND PROPOSED STRUCTURES BY OHM DESIGN. single family residence. 4. PRIMARY OWNER NAME AND ADDRESS: RYOBIFOUNDATION,13114 HIGHWAY 82 CARBONDALE From the Regulation 43 usage table: CO81623,.CONTACT,- BOBBI HAPGOOD. Minimum population based an 2 person per bedroom for the first 3 bedrooms =.6 persons. "Bobbi Hapgood" <bobbilg8ryobifoundation.org> Gallons per day per Person =75 gaVperson/day; No peaking factor Max, Design flow (Qd)gallons/day = (# of people) x (avg. fiow)gaVperson/day, S. SITE ADDRESS:13114 HIGHWAY 82, CARBONDALE, CO 81623 Design flow Did =6"75=450 gpd 6. LEGALSUMMARY:Section: 23 Township:7 Range: 88 Subdivision: RYOBI FOUNDATION PROPERTY SUBDIVISION Let, PARCELS AS PER PLAT RECEPTION NUMBER 896391 Septic Tank Design 41.678 ACRES Use a 1000 gallon, two compartment concrete septic tank with an effluent filter outlet sanitary 7- Parcel Number. 23932340300E tee in the second chamber. Tank shall be installedwith ribbed PVC risers and lids to the finish grade surface, B. COUNTY SEPTIC PERMIT#: .ISSUED Preliminary Sub Surface Conditions and Testing 9. CONTRACTOR- A previous Subsurface Soil investigations was performed by Kumar &Associates Inc on August 1 Awo BY&= N 2025. The f the soils evaluation is presented i Y 25 a result o n ese ted n the preliminary subsoil study for foundation d at {)iB� P R ry Y design proposed employee housin development Intersection f R o C cads 103 and 104 B Pg p Co unty 1: ALL MATERIALS AND INSTALLATION SHALL CONFORM TO STATE AND COUNTY ONSITE Garfield County, CO, dated October 6, 2025; under project No. 25-7-SOY The subsurface conditions were evaluated by excavation of two boring holes in the building envelope and one WASTEWATER TREATMENT SYSTEM (OWTS) REGUh,ATI0N5. profile pit down gradient in the proposed OWTS field area. The soils encountered in the boring 2 IT IS THE RESPONSIBILITY 4F THE CONTRACTOR TO UTILITY COMPANIES holes consists of 1 foot of topsoil and then a very silty sandy clay to a depth of IS -feet. The OM FOR FIELD LOCATIONS OF UTILITIES PRIOR T CONSTRUCTION iodation and hydrometer performed on a bulk sample the very '1 0 UCTION AND EXCAVATION. of a son d from the borin B V. R PI ry sandy ry clay g holes indicate that the soils are consistent with a Soil type 3 sandy ethe present LTARoflimiting i iti 3. ALL SEWER LINES TO BE SDR-35 0R SCHEDULE 46P.V.C. PIPEUNIJESS NOTED OTHERWISE. gallons per square foot er da . The soils evaluation di not indicate e u d o cote the restrict of limitin B PP day. P Y B soft or hydrological conditions. The report states "Based on th e subsurface conditions encountered 4 INSTALLA TWO-WAY CLEAN OUT ON THE SERVICE LINE FROM THE STRUCTURE AND AN and the percolation test results, the tested area should be suitable for a conventional infiltration ADDITIONAL CLEANOUT WITHIN SDO' SECTION OF EFFLUENT DISCHARGE PIPE. septic disposal system". S. THE SEPTIC TANK SHALL BE INSTALLED LEVEL ON COMPACTED EARTH. INSTALL WATERTIGHT Based on the geotechnical report the soils are assumed to be a sandy clay having an LTAR of 0,35 RISERS AS NECESSARY TO BRING ALL REQUIREDACCESS POINTS TO THE FINISHED SURFACE g%sf/d. Additional observations and soil evaluation were performed priorto construction on GRADE. BACKFILL WITH SUITABLE NATIVE SOIL FREE OF BOULDER AND ROCK IN EXCESS OF 3" October loth 2025 by Sopns Engineering in the area of the proposed absorption field andtankto DIAMETER, confirm the previous sal evaluation and design criteria Sopns Engineering performed a Tactile Soils Test in the two RIis and found granular and slightly ttlosand y claybelow 6 inches of 5. A SANITARY BAFFLE TEE IS REQUIRED O THE SEPTIC N C TANK INLET AND OUTLET. INSTALL THE topsoil, The two pits were both dug to a depth of eight feet deep and found no signs of ground INLET AND OUTLET TEES PLUMB AND N A POSITION TO ALLOW EASY INSPECTION AND water or a limiting layer, So ris Engineering will observe serve new profile its in the area of the MAINTENANCEOFTANK FROM THETANK RISERS, . proposed absorption field, The soils are consistent with the eot ethnical engineering report an d I b classified at a-3 soil. The soil are suitable for a soil a assi ed as s e shallow conventional absorption field 7. INSTALL. EFFLUENT FILTER 0 THE LET YPp fl N OUT TEE OF THE SEPTIC TANK: THE FILTER consisting of gravelless infiltration units. SHOULD BE INSPECTED EVERY SIX MONTHS. THE EFFLUENT FILTER SHALL BE MAINTAINED AND CLEANED WHEN THE TANK IS PERIODICALLY PUMPED OR AS NECESSARY. INSTALL A SUITABLE SWI Treatment Unit/ THE FILTER WITH A HANDLE / Absorption System Design N TO BE WITHIN 6" BELOW THE ACCESS LID. The treatment/absorption field is designed based on utilizing the effective long Term Acceptance 8. THE CONTRACTOR SHALL ENSURE THATTHE SEWER LINES, SEPTIC TANK AND RISERS ARE WATERTIGHT, ALL PLUMBING FIXTURES AND O XTU N OWTS COMPONENTS HALL BE INSTALLED AND Rate native soils and the S Ra (LIAR) ve i n eappllcationofappropriateloading#actorsforasoil treatment unit system utilizing gravity distribution togravelless chamber trenches. The new MAINTAINED TO AVOID SURFACE OR GROUNDWATER FROM ENTERING THE SYSTEM AND TO treatment system and absorption field will consist of gravity distribution of septic tank effluent via PREVENT LEAKAGE FROM. THE SYSTEM. distribution box to Individual chamber trenches with treatment across the native soilabsorptive surface-y THE DIMENSIONS AND NOTES SHOWN ON THE PLAN INDICATE MINIMUM AREA, LENGTH, WIDTHS AND SEPARATION DISTANCES FOR THETRENCHES, BED OR MOUNDED ABSORPTION Long Term Acceptance Rate (LTAR) FIELD.. ABSORPTION Considering the application 1af the state regulation 43: 0. THEAB OR ON TRENCHES INCHES SHALL BE EXCAVATED TO LEVEL GRADE IN NATIVE EARTH. THE Receiving Wastewater Treatment Level 1; TRENCH BOTTOM AND SIDEWALLS SHALL BE SCARIFIED AND/OR RACKED IF SMEARING LTAR; Table 1D4 Soil 3loadi rate for a sandy clay is 0.35 ai &F, d OCCURS. IF EXCESSIVE LARGE COBBLES OR BOULDERS ARE ENCOUNTERED IN ANY PART OF THE ( type Y (- g '/ / ' )' EXCAVATION OVER 6" FROM THE PROPOSED TRENCH BOTTOM SURFACE, OVER EXCAVATE AND Design s,( Raw 10-2, Gravity BACKFILL WITH SAND. Loadingfactors; (Table 10.2, Gravity application trenches, L.F1=1,4) (Table 10-3, Gravelless chambers, LF.2 = 0.7) 11. THE LEACHING CHAMBERS SHALL BE INSTALLED LEVEL WITH A MINIMUM COVER OF 10 INCHES STU absorption treatment area; A = Area S.F.;: NOT TO EXCEED 24INCHES. A(sf)= Did xL.F.1XL.F.2.: A(sf)=450gpdx1,Ox0.7 =900S.F. 12. LEACHING CHAMBERS WILL 8 E PLACED I N TH E EXCAVATION OVER THE NATIVE SOIL OR SELECT LTAR 0.35 GaVS,F./day SOIL REPLACEMENT OR ASTM-33 SAND LEVELING COURSE, END CAPS SHALL BE INSTALLED ON THE END CHAMBERS IN EACH TRENCH. Number of Quick-4 Infiltrator chambers WxTx1.2"chambers; 900S.F. > 75 chambers; Use 75 chambers 13. VERTICAL INSPECTION PORTS SHALL BE INSTALLED FROM THE PRE MARKED HOLE ON THE TOP 12 S.F./Chamber OF EACH END CHAMBER OR END CAP. (TYP. BOTH ENDS OF EACH ROW) THE PORTS MAY HAVE THREADED CAPS AT GRADE OR HOUSED IN A 6" VALVE BOX. Number of Equivalent Arc chambers VxTx12"chambers: 900S.F. = 60chambers• Use 0 chambers IC THE CHAMBERS ILL BE [ FILLED I 6 rs C RS W BA K WITH EXCAVATED MATERIAL VOID OF ROCKS, THE. 15 S-K./Chamber BACKFILL MATERIAL SHALL NOT EXCEED 2 1/V DIAMETER AND SHALL BE PLACED TO AT LEAST 61NCHES ABOVE THE TOP OF THE CHAMBERS. THE TOP OF THE PLACED BACKFILL SHALL BE 7S Infiltrator chambers i trenches COVERED WITH A LAYER OF FILTER FABRIC A INIM Use Quick-4 m n S enches 62 fan 3' wide with 15 chambers units r M UM 3" DEPTH OF TOPSOIL IS TO BE PLACED Q long per LA trenchcaps as delineated the n ABOVE THE BACKFILLTO'THESURFACE E VEGETATED. plustwo end p i on a plan, Alternative use fid Arc chambers in 5 & R V GETATED,. trenches paired 60' Ion b 3 wide with 12 chambers units respectively p red e g Y n pechead per paired trenches with 15- INSTALLATION OF LEACHING CHAMBERS SHALL BE IN CONFORMANCE WITH THE ends caps. The septic tank effluent will be gravity distributed to the head of each chamber row via individual distribution pipes from a distribution box. MANUFACTURERS INSTALLATION INSTRUCTIONS. 16. THE ABSORPTION TRENCHES/BED OR MOUND MUST BE GENERALLY MARKEDATTHE FOUR CORNERS WITH INSPECTION PORTS AND/OR BURIED REBAR. THE FIELDS MUST BE PROTECTED FROM VEHICULAR AND LIVESTOCK TRAFFIC CONNECT INDIVIDUAL 4" DISTRIBUTION PIPE TO HEAD OF EACH CHAMBER TRENCH (TYPICAL EACH TRENCH), 17. THE ABSORPTION FIELD SURFACES MUST BE SLOPED OR SLIGHTLY MOUNDEDTO DIVERT INSTALL CONNECTION AS NEEDED FROM END OR SIDE INLET SURFACE DRAINAGE AWAY FROM THE FIELD. PORT OF EACH. INFILTRATOR CHAMBER END CAP. 18. THE ABSORPTION FIELD SHALL BE INSTALLED PER THE REQUIRED SETBACK DISTANCES:. 10 FEET FROM ANY PROPERTY UNE. CHAMBER END CAP 25 FEET FROM ANY POTABLE WATER SUPPLY LINE, 20 FEET FROM ANY OCCUPIED DWELLING WITH C& L SPACE l 100 FEET FROM ANY WELL, SPRING OR CISTERN. 50 FEET FROM ANY STREAM OR WATER COURSE. \ 1 1 1, AN EFFLUENT FILTER SHALL BE INSTALLED IN THE DISCHARGE TEE IN THE SECONDARY _ CHAMBER END CAP CONNECTION DETAIL COMPARTMENT OF THE SEPTICTANK. WE RECOMMEND THE INSTALLATION OF AN ORENCO N.T.S. SYSTEMS 4" EFFLUENT FILTER FILTERED EFFLUENT THAT WILL DISCHARGE TO A CONCRETE EXTEND 4" RISER PIPE MIN. 3" THROUGH END CAP OR CHAMBER PRE FORMED PENETRATION 5" VALVE BOXUD 6" VALVE BOX SECURE WITH SCREWS FINISH GRADE THROUGH PENETRATION VERT SAWCUT DEPTH OF CAP . FLANGE INTO PIPE PUSH ON PVC CAP 4" INSPECTION PORT RISER 4" EFFLUENT PIPE FROM l DISTRIBUTION BOX d PVC GRAVITY DISTRIBUTION PIPES TO CHAMBER END CAP DISTRIBUTION BOX WITH RISERS AND LID AT THE SURFACE, 2. THE DISTRIBUTION SYSTEM WILL BE INSTALLED TO ALLOW FOR EFFLUENT TO BE EQUALLY DISTRIBUTION BOX UD DISTRiBUTEDTO THE ABSORPTION TRENCHES VIA INDIVIDUAL 4" DISTRIBUTION LINES - AT GROUND SURFACE CONNECTED TO THE HEAD OF EACH CHAMBER TRENCH FROM THE D-BOX OUTLETS. 3. THE MINIMUM SLOPE OF THE DISCHARGE LINE FROM THE TANK TO THE DISTRIBUTION BOX _ RISER SECTION SHALL SHALL BE INSTALLED AT MINIMUM 2% SLOPE. THE INDIVIDUAL DISTRIBUTION LINES TO THE HEAD OF THE TRENCHES SHALL BE INSTALLED AT A M INIMUM OF 1%SLOPE. BAFFLE 4" EFFLUENT DISCHARGE 1'SMM, INSPECTIONS AM CONSRRU=N MA=M= PIPE FROM SEPTIC TANK 1. ADDITIONAL ASSESSMENTS AND RECOMMENDATIONS WILL BE MADE BY THE ENGINEER (} t0 DURING INITIAL STAGES OF CONSTRUCTION TO VERIFY ASSUMPTIONS MADE FOR THE OWTS DESIGN INCLUDING VERIFICATION OF SOILS, STA LAYOUT, EXCAVATION DEPTHS, THE LOCATION OF THE SEWERIDISTRIBUTION PIPING, COMPONENTS AND INSTALLATION OF NVERT N APPURTENANCES. INLET OR MANIFOLD (TYP,J 8" AGREGATE BASE COURSE 2. PRIOR TO CONSTRUCTION OF THE PERMITTED SYSTEM THE ENGINEER SHOULD BE COMPACTED SUBGRADE CONTACTED BY THE PROJECT MANAGER/CONTRACTOR WELL IN ADVANCE TO PROVIDE ADEQUATE TIME TO DISCUSS THESYSTEM COMPONENTS WITH THE CONTRACTOR, ' DISTRIBUTION BOX DETAIL CROWN FIELD TRENCH TO ANSWER QUESTIONS, RESOLVE ANY CONFLICT ISSUES AND SCHEDULE INSPECTION SITE N as. DIVERT SURFACE WATER. VISITS BASED ON CONSTRUCTION.. PROGRESS. A PRE-OWTS CONSTRUCTION MEETING WITH QUICK-4 INFILTRATOR THE ENGINEER AND CONTRACTOR IS ESSENTIAL AND REQUIRED PRIOR TO INSTALLATION QUICK-4 INFILTRATOR OR EQUAL BID DIFFUSER 4" PVC INLET PORT OF THE OWTS COMPONENTS, END CAP CHAMBER IN END CAP }.� 3. REGULATIONS REQUIRE THATTHE DESIGN ENGENEERS OF RECORD PERFORM SITE I 4' MIN -I *INSPECTiONS OF THE PERMITTED SYSTEM DURING CONSTRUCTION AND PROVIDE INSPECTION PORT CONNECTION DETAIL I "AS -CONSTRUCTED" DOCUMENTATION OFTHE INSTALLED SYSTEM TO THETHE COUNTY N.T.S. VEGATATION LP14A AFTER CONSTRUCTION IS COMPLETE. THE ENGINEER SHOULD BE CONTACTEDAND � NATIVE, YARD OR LANDSCAPED SURFACE BACKFILL WITH EXCAVATED SOILS FREE OF TOPSCILLAYE NOTIFIED OF THE CONSTRUCTION SCHEDULE TO PERFORM TIMELY INSPECTIONS; PROVIDE ROCKS IN EXCESS OF 3" DIAMETER DIRECTION TO CONTRACTOR REGARDING THE INSTALLATION OF THE OWTS COMPONENTS AND AT LEAST 48 HOURS PRIOR TO FINAL BACKFILL OF COMPONENTS. 4. THE COUNTY ENVIRONMENTAL HEALTH DEPARTMENT SHOULD BE CONTACTED AT LEAST FILTER FABRIC EACHING 12 CONSOTRUCTION CHE ULEBN ORDER TO PERFORM A FINAL IIN PECF ON OF THE IN PLACE CE OF COMPONENTS. THE GARFIELD COUNTY ENVIRONMENTAL HEALTH DEPARTMENT CONTACT BACKFILL LAYER NATURAL ONSITE CHAMBER NUM BERIS970945-6614X8106(MAIN OFFECE). 6" MIN, EXCAVATED MATERIAL COMPACTED SOILS FREE OF ROCKS TO 90%STANDARD PROCTOR NATNE SOIL 6 SCARIFY/TILL ABSORPTIVE SURFACE TO 2" S. OUR DESIGN AND RECOMMENDATIONS ARE BASED UPON OUR EVALUATION OF THE DEPTH PRIOR TO CHAMBER PLACEMENT EXISTING AND PROPOSED SITE CONDITIONS, THE DEVELOPMENT PLANS AND 4" MIN, NOTE: ALL CHAMBERS IN EACH TRENCH MUST BE INSTALLED INFORMATION SUPPLIED TO US BY OTHERS, IF DEVELOPMENT PLANS OR SITE CONDITIONS LEVEL GRADE OVER SCARIFIED SOIL ABSORPTIVE SURFACE. ARE FOUND TO BE DIFFERENT FROM CONDITIONS ASSUMED OR INDICATED, WE SHOULD SUITABLE BACKFILL OR n MAXIMUM DEPTH OF TRENCHES NOT TO EXCEED 36" BELOW BE NOTIFIED TO EVALUATE EFFECT ON THE PROPOSED OWTS. 4 t"a- CLASS6ROADBASE PROPOSED SURFACE GRADES. INLET AND END CAPS ARE TO. BE COMPACTED SUBGRADE INSTALLED ON EACH END CHAMBER ROW. INSTALL A 4" VERTICAL 8. CONTRACTOR SHOULD REVIEW ANY CONDITIONS ON THE ISSUED PERMIT AND INSPECTION PORT RISER. FROM THE MOLDED PENETRATION PORT ON COORDINATE WITH THE ENGINEER REGARDING CONSTRUCTION OF THE SYSTEM. IF YOU TRENCH CROSS-SECTION FOR EACH CHAMBER END CAP OR EACH END CHAMBER IN THE TRENCH. HAVE ANY QUESTION OR NEED ANY ADDITIONAL INFORMATION, CALL THE ENGINEER, SDR-36.26 OR SCHD-40 PIPES CHAMBER TRENCH CROSS SECTION DETAIL PAUL RUTLEDGE, SOPRIS ENGINEERING, 970 7040311. N.T.S. -.T3. J ..I p ft� 0 E �J 21 U Z C ED r- W y_ Z' C Q p `•�} r �i/^� o YJ W r, .na o 17) r, Q _z V Q o W In DATE: 11-05-25 JOB NO. 35074 DESIGNED BY WJB 11/D5/25 DRAWN BY WJB a i/Os/2s CHECKED BY Z UJ G J Q 0 V W ..n 0 p 0 oW-J cc CL 0 U °-ZU a Z 0 Q F- Z 0 V Z 0. TT .r = Z M Q ■ . . LL O •.�� >- ca LL Cr.I.L 0 C On (t<V E./� (©` ■ r 0 I-- 28377 ,, zpzs "•i 1 DATE I REVISION OWTS IMPROVEMENT PLAN DRAWING NO, C-2.0 m single family residence. 4. PRIMARY OWNER NAME AND ADDRESS: RYOBIFOUNDATION,13114 HIGHWAY 82 CARBONDALE From the Regulation 43 usage table: CO81623,.CONTACT,- BOBBI HAPGOOD. Minimum population based an 2 person per bedroom for the first 3 bedrooms =.6 persons. "Bobbi Hapgood" <bobbilg8ryobifoundation.org> Gallons per day per Person =75 gaVperson/day; No peaking factor Max, Design flow (Qd)gallons/day = (# of people) x (avg. fiow)gaVperson/day, S. SITE ADDRESS:13114 HIGHWAY 82, CARBONDALE, CO 81623 Design flow Did =6"75=450 gpd 6. LEGALSUMMARY:Section: 23 Township:7 Range: 88 Subdivision: RYOBI FOUNDATION PROPERTY SUBDIVISION Let, PARCELS AS PER PLAT RECEPTION NUMBER 896391 Septic Tank Design 41.678 ACRES Use a 1000 gallon, two compartment concrete septic tank with an effluent filter outlet sanitary 7- Parcel Number. 23932340300E tee in the second chamber. Tank shall be installedwith ribbed PVC risers and lids to the finish grade surface, B. COUNTY SEPTIC PERMIT#: .ISSUED Preliminary Sub Surface Conditions and Testing 9. CONTRACTOR- A previous Subsurface Soil investigations was performed by Kumar &Associates Inc on August 1 Awo BY&= N 2025. The f the soils evaluation is presented i Y 25 a result o n ese ted n the preliminary subsoil study for foundation d at {)iB� P R ry Y design proposed employee housin development Intersection f R o C cads 103 and 104 B Pg p Co unty 1: ALL MATERIALS AND INSTALLATION SHALL CONFORM TO STATE AND COUNTY ONSITE Garfield County, CO, dated October 6, 2025; under project No. 25-7-SOY The subsurface conditions were evaluated by excavation of two boring holes in the building envelope and one WASTEWATER TREATMENT SYSTEM (OWTS) REGUh,ATI0N5. profile pit down gradient in the proposed OWTS field area. The soils encountered in the boring 2 IT IS THE RESPONSIBILITY 4F THE CONTRACTOR TO UTILITY COMPANIES holes consists of 1 foot of topsoil and then a very silty sandy clay to a depth of IS -feet. The OM FOR FIELD LOCATIONS OF UTILITIES PRIOR T CONSTRUCTION iodation and hydrometer performed on a bulk sample the very '1 0 UCTION AND EXCAVATION. of a son d from the borin B V. R PI ry sandy ry clay g holes indicate that the soils are consistent with a Soil type 3 sandy ethe present LTARoflimiting i iti 3. ALL SEWER LINES TO BE SDR-35 0R SCHEDULE 46P.V.C. PIPEUNIJESS NOTED OTHERWISE. gallons per square foot er da . The soils evaluation di not indicate e u d o cote the restrict of limitin B PP day. P Y B soft or hydrological conditions. The report states "Based on th e subsurface conditions encountered 4 INSTALLA TWO-WAY CLEAN OUT ON THE SERVICE LINE FROM THE STRUCTURE AND AN and the percolation test results, the tested area should be suitable for a conventional infiltration ADDITIONAL CLEANOUT WITHIN SDO' SECTION OF EFFLUENT DISCHARGE PIPE. septic disposal system". S. THE SEPTIC TANK SHALL BE INSTALLED LEVEL ON COMPACTED EARTH. INSTALL WATERTIGHT Based on the geotechnical report the soils are assumed to be a sandy clay having an LTAR of 0,35 RISERS AS NECESSARY TO BRING ALL REQUIREDACCESS POINTS TO THE FINISHED SURFACE g%sf/d. Additional observations and soil evaluation were performed priorto construction on GRADE. BACKFILL WITH SUITABLE NATIVE SOIL FREE OF BOULDER AND ROCK IN EXCESS OF 3" October loth 2025 by Sopns Engineering in the area of the proposed absorption field andtankto DIAMETER, confirm the previous sal evaluation and design criteria Sopns Engineering performed a Tactile Soils Test in the two RIis and found granular and slightly ttlosand y claybelow 6 inches of 5. A SANITARY BAFFLE TEE IS REQUIRED O THE SEPTIC N C TANK INLET AND OUTLET. INSTALL THE topsoil, The two pits were both dug to a depth of eight feet deep and found no signs of ground INLET AND OUTLET TEES PLUMB AND N A POSITION TO ALLOW EASY INSPECTION AND water or a limiting layer, So ris Engineering will observe serve new profile its in the area of the MAINTENANCEOFTANK FROM THETANK RISERS, . proposed absorption field, The soils are consistent with the eot ethnical engineering report an d I b classified at a-3 soil. The soil are suitable for a soil a assi ed as s e shallow conventional absorption field 7. INSTALL. EFFLUENT FILTER 0 THE LET YPp fl N OUT TEE OF THE SEPTIC TANK: THE FILTER consisting of gravelless infiltration units. SHOULD BE INSPECTED EVERY SIX MONTHS. THE EFFLUENT FILTER SHALL BE MAINTAINED AND CLEANED WHEN THE TANK IS PERIODICALLY PUMPED OR AS NECESSARY. INSTALL A SUITABLE SWI Treatment Unit/ THE FILTER WITH A HANDLE / Absorption System Design N TO BE WITHIN 6" BELOW THE ACCESS LID. The treatment/absorption field is designed based on utilizing the effective long Term Acceptance 8. THE CONTRACTOR SHALL ENSURE THATTHE SEWER LINES, SEPTIC TANK AND RISERS ARE WATERTIGHT, ALL PLUMBING FIXTURES AND O XTU N OWTS COMPONENTS HALL BE INSTALLED AND Rate native soils and the S Ra (LIAR) ve i n eappllcationofappropriateloading#actorsforasoil treatment unit system utilizing gravity distribution togravelless chamber trenches. The new MAINTAINED TO AVOID SURFACE OR GROUNDWATER FROM ENTERING THE SYSTEM AND TO treatment system and absorption field will consist of gravity distribution of septic tank effluent via PREVENT LEAKAGE FROM. THE SYSTEM. distribution box to Individual chamber trenches with treatment across the native soilabsorptive surface-y THE DIMENSIONS AND NOTES SHOWN ON THE PLAN INDICATE MINIMUM AREA, LENGTH, WIDTHS AND SEPARATION DISTANCES FOR THETRENCHES, BED OR MOUNDED ABSORPTION Long Term Acceptance Rate (LTAR) FIELD.. ABSORPTION Considering the application 1af the state regulation 43: 0. THEAB OR ON TRENCHES INCHES SHALL BE EXCAVATED TO LEVEL GRADE IN NATIVE EARTH. THE Receiving Wastewater Treatment Level 1; TRENCH BOTTOM AND SIDEWALLS SHALL BE SCARIFIED AND/OR RACKED IF SMEARING LTAR; Table 1D4 Soil 3loadi rate for a sandy clay is 0.35 ai &F, d OCCURS. IF EXCESSIVE LARGE COBBLES OR BOULDERS ARE ENCOUNTERED IN ANY PART OF THE ( type Y (- g '/ / ' )' EXCAVATION OVER 6" FROM THE PROPOSED TRENCH BOTTOM SURFACE, OVER EXCAVATE AND Design s,( Raw 10-2, Gravity BACKFILL WITH SAND. Loadingfactors; (Table 10.2, Gravity application trenches, L.F1=1,4) (Table 10-3, Gravelless chambers, LF.2 = 0.7) 11. THE LEACHING CHAMBERS SHALL BE INSTALLED LEVEL WITH A MINIMUM COVER OF 10 INCHES STU absorption treatment area; A = Area S.F.;: NOT TO EXCEED 24INCHES. A(sf)= Did xL.F.1XL.F.2.: A(sf)=450gpdx1,Ox0.7 =900S.F. 12. LEACHING CHAMBERS WILL 8 E PLACED I N TH E EXCAVATION OVER THE NATIVE SOIL OR SELECT LTAR 0.35 GaVS,F./day SOIL REPLACEMENT OR ASTM-33 SAND LEVELING COURSE, END CAPS SHALL BE INSTALLED ON THE END CHAMBERS IN EACH TRENCH. Number of Quick-4 Infiltrator chambers WxTx1.2"chambers; 900S.F. > 75 chambers; Use 75 chambers 13. VERTICAL INSPECTION PORTS SHALL BE INSTALLED FROM THE PRE MARKED HOLE ON THE TOP 12 S.F./Chamber OF EACH END CHAMBER OR END CAP. (TYP. BOTH ENDS OF EACH ROW) THE PORTS MAY HAVE THREADED CAPS AT GRADE OR HOUSED IN A 6" VALVE BOX. Number of Equivalent Arc chambers VxTx12"chambers: 900S.F. = 60chambers• Use 0 chambers IC THE CHAMBERS ILL BE [ FILLED I 6 rs C RS W BA K WITH EXCAVATED MATERIAL VOID OF ROCKS, THE. 15 S-K./Chamber BACKFILL MATERIAL SHALL NOT EXCEED 2 1/V DIAMETER AND SHALL BE PLACED TO AT LEAST 61NCHES ABOVE THE TOP OF THE CHAMBERS. THE TOP OF THE PLACED BACKFILL SHALL BE 7S Infiltrator chambers i trenches COVERED WITH A LAYER OF FILTER FABRIC A INIM Use Quick-4 m n S enches 62 fan 3' wide with 15 chambers units r M UM 3" DEPTH OF TOPSOIL IS TO BE PLACED Q long per LA trenchcaps as delineated the n ABOVE THE BACKFILLTO'THESURFACE E VEGETATED. plustwo end p i on a plan, Alternative use fid Arc chambers in 5 & R V GETATED,. trenches paired 60' Ion b 3 wide with 12 chambers units respectively p red e g Y n pechead per paired trenches with 15- INSTALLATION OF LEACHING CHAMBERS SHALL BE IN CONFORMANCE WITH THE ends caps. The septic tank effluent will be gravity distributed to the head of each chamber row via individual distribution pipes from a distribution box. MANUFACTURERS INSTALLATION INSTRUCTIONS. 16. THE ABSORPTION TRENCHES/BED OR MOUND MUST BE GENERALLY MARKEDATTHE FOUR CORNERS WITH INSPECTION PORTS AND/OR BURIED REBAR. THE FIELDS MUST BE PROTECTED FROM VEHICULAR AND LIVESTOCK TRAFFIC CONNECT INDIVIDUAL 4" DISTRIBUTION PIPE TO HEAD OF EACH CHAMBER TRENCH (TYPICAL EACH TRENCH), 17. THE ABSORPTION FIELD SURFACES MUST BE SLOPED OR SLIGHTLY MOUNDEDTO DIVERT INSTALL CONNECTION AS NEEDED FROM END OR SIDE INLET SURFACE DRAINAGE AWAY FROM THE FIELD. PORT OF EACH. INFILTRATOR CHAMBER END CAP. 18. THE ABSORPTION FIELD SHALL BE INSTALLED PER THE REQUIRED SETBACK DISTANCES:. 10 FEET FROM ANY PROPERTY UNE. CHAMBER END CAP 25 FEET FROM ANY POTABLE WATER SUPPLY LINE, 20 FEET FROM ANY OCCUPIED DWELLING WITH C& L SPACE l 100 FEET FROM ANY WELL, SPRING OR CISTERN. 50 FEET FROM ANY STREAM OR WATER COURSE. \ 1 1 1, AN EFFLUENT FILTER SHALL BE INSTALLED IN THE DISCHARGE TEE IN THE SECONDARY _ CHAMBER END CAP CONNECTION DETAIL COMPARTMENT OF THE SEPTICTANK. WE RECOMMEND THE INSTALLATION OF AN ORENCO N.T.S. SYSTEMS 4" EFFLUENT FILTER FILTERED EFFLUENT THAT WILL DISCHARGE TO A CONCRETE EXTEND 4" RISER PIPE MIN. 3" THROUGH END CAP OR CHAMBER PRE FORMED PENETRATION 5" VALVE BOXUD 6" VALVE BOX SECURE WITH SCREWS FINISH GRADE THROUGH PENETRATION VERT SAWCUT DEPTH OF CAP . FLANGE INTO PIPE PUSH ON PVC CAP 4" INSPECTION PORT RISER 4" EFFLUENT PIPE FROM l DISTRIBUTION BOX d PVC GRAVITY DISTRIBUTION PIPES TO CHAMBER END CAP DISTRIBUTION BOX WITH RISERS AND LID AT THE SURFACE, 2. THE DISTRIBUTION SYSTEM WILL BE INSTALLED TO ALLOW FOR EFFLUENT TO BE EQUALLY DISTRIBUTION BOX UD DISTRiBUTEDTO THE ABSORPTION TRENCHES VIA INDIVIDUAL 4" DISTRIBUTION LINES - AT GROUND SURFACE CONNECTED TO THE HEAD OF EACH CHAMBER TRENCH FROM THE D-BOX OUTLETS. 3. THE MINIMUM SLOPE OF THE DISCHARGE LINE FROM THE TANK TO THE DISTRIBUTION BOX _ RISER SECTION SHALL SHALL BE INSTALLED AT MINIMUM 2% SLOPE. THE INDIVIDUAL DISTRIBUTION LINES TO THE HEAD OF THE TRENCHES SHALL BE INSTALLED AT A M INIMUM OF 1%SLOPE. BAFFLE 4" EFFLUENT DISCHARGE 1'SMM, INSPECTIONS AM CONSRRU=N MA=M= PIPE FROM SEPTIC TANK 1. ADDITIONAL ASSESSMENTS AND RECOMMENDATIONS WILL BE MADE BY THE ENGINEER (} t0 DURING INITIAL STAGES OF CONSTRUCTION TO VERIFY ASSUMPTIONS MADE FOR THE OWTS DESIGN INCLUDING VERIFICATION OF SOILS, STA LAYOUT, EXCAVATION DEPTHS, THE LOCATION OF THE SEWERIDISTRIBUTION PIPING, COMPONENTS AND INSTALLATION OF NVERT N APPURTENANCES. INLET OR MANIFOLD (TYP,J 8" AGREGATE BASE COURSE 2. PRIOR TO CONSTRUCTION OF THE PERMITTED SYSTEM THE ENGINEER SHOULD BE COMPACTED SUBGRADE CONTACTED BY THE PROJECT MANAGER/CONTRACTOR WELL IN ADVANCE TO PROVIDE ADEQUATE TIME TO DISCUSS THESYSTEM COMPONENTS WITH THE CONTRACTOR, ' DISTRIBUTION BOX DETAIL CROWN FIELD TRENCH TO ANSWER QUESTIONS, RESOLVE ANY CONFLICT ISSUES AND SCHEDULE INSPECTION SITE N as. DIVERT SURFACE WATER. VISITS BASED ON CONSTRUCTION.. PROGRESS. A PRE-OWTS CONSTRUCTION MEETING WITH QUICK-4 INFILTRATOR THE ENGINEER AND CONTRACTOR IS ESSENTIAL AND REQUIRED PRIOR TO INSTALLATION QUICK-4 INFILTRATOR OR EQUAL BID DIFFUSER 4" PVC INLET PORT OF THE OWTS COMPONENTS, END CAP CHAMBER IN END CAP }.� 3. REGULATIONS REQUIRE THATTHE DESIGN ENGENEERS OF RECORD PERFORM SITE I 4' MIN -I *INSPECTiONS OF THE PERMITTED SYSTEM DURING CONSTRUCTION AND PROVIDE INSPECTION PORT CONNECTION DETAIL I "AS -CONSTRUCTED" DOCUMENTATION OFTHE INSTALLED SYSTEM TO THETHE COUNTY N.T.S. VEGATATION LP14A AFTER CONSTRUCTION IS COMPLETE. THE ENGINEER SHOULD BE CONTACTEDAND � NATIVE, YARD OR LANDSCAPED SURFACE BACKFILL WITH EXCAVATED SOILS FREE OF TOPSCILLAYE NOTIFIED OF THE CONSTRUCTION SCHEDULE TO PERFORM TIMELY INSPECTIONS; PROVIDE ROCKS IN EXCESS OF 3" DIAMETER DIRECTION TO CONTRACTOR REGARDING THE INSTALLATION OF THE OWTS COMPONENTS AND AT LEAST 48 HOURS PRIOR TO FINAL BACKFILL OF COMPONENTS. 4. THE COUNTY ENVIRONMENTAL HEALTH DEPARTMENT SHOULD BE CONTACTED AT LEAST FILTER FABRIC EACHING 12 CONSOTRUCTION CHE ULEBN ORDER TO PERFORM A FINAL IIN PECF ON OF THE IN PLACE CE OF COMPONENTS. THE GARFIELD COUNTY ENVIRONMENTAL HEALTH DEPARTMENT CONTACT BACKFILL LAYER NATURAL ONSITE CHAMBER NUM BERIS970945-6614X8106(MAIN OFFECE). 6" MIN, EXCAVATED MATERIAL COMPACTED SOILS FREE OF ROCKS TO 90%STANDARD PROCTOR NATNE SOIL 6 SCARIFY/TILL ABSORPTIVE SURFACE TO 2" S. OUR DESIGN AND RECOMMENDATIONS ARE BASED UPON OUR EVALUATION OF THE DEPTH PRIOR TO CHAMBER PLACEMENT EXISTING AND PROPOSED SITE CONDITIONS, THE DEVELOPMENT PLANS AND 4" MIN, NOTE: ALL CHAMBERS IN EACH TRENCH MUST BE INSTALLED INFORMATION SUPPLIED TO US BY OTHERS, IF DEVELOPMENT PLANS OR SITE CONDITIONS LEVEL GRADE OVER SCARIFIED SOIL ABSORPTIVE SURFACE. ARE FOUND TO BE DIFFERENT FROM CONDITIONS ASSUMED OR INDICATED, WE SHOULD SUITABLE BACKFILL OR n MAXIMUM DEPTH OF TRENCHES NOT TO EXCEED 36" BELOW BE NOTIFIED TO EVALUATE EFFECT ON THE PROPOSED OWTS. 4 t"a- CLASS6ROADBASE PROPOSED SURFACE GRADES. INLET AND END CAPS ARE TO. BE COMPACTED SUBGRADE INSTALLED ON EACH END CHAMBER ROW. INSTALL A 4" VERTICAL 8. CONTRACTOR SHOULD REVIEW ANY CONDITIONS ON THE ISSUED PERMIT AND INSPECTION PORT RISER. FROM THE MOLDED PENETRATION PORT ON COORDINATE WITH THE ENGINEER REGARDING CONSTRUCTION OF THE SYSTEM. IF YOU TRENCH CROSS-SECTION FOR EACH CHAMBER END CAP OR EACH END CHAMBER IN THE TRENCH. HAVE ANY QUESTION OR NEED ANY ADDITIONAL INFORMATION, CALL THE ENGINEER, SDR-36.26 OR SCHD-40 PIPES CHAMBER TRENCH CROSS SECTION DETAIL PAUL RUTLEDGE, SOPRIS ENGINEERING, 970 7040311. N.T.S. -.T3. J ..I p ft� 0 E �J 21 U Z C ED r- W y_ Z' C Q p `•�} r �i/^� o YJ W r, .na o 17) r, Q _z V Q o W In DATE: 11-05-25 JOB NO. 35074 DESIGNED BY WJB 11/D5/25 DRAWN BY WJB a i/Os/2s CHECKED BY Z UJ G J Q 0 V W ..n 0 p 0 oW-J cc CL 0 U °-ZU a Z 0 Q F- Z 0 V Z 0. TT .r = Z M Q ■ . . LL O •.�� >- ca LL Cr.I.L 0 C On (t<V E./� (©` ■ r 0 I-- 28377 ,, zpzs "•i 1 DATE I REVISION OWTS IMPROVEMENT PLAN DRAWING NO, C-2.0 m l 100 FEET FROM ANY WELL, SPRING OR CISTERN. 50 FEET FROM ANY STREAM OR WATER COURSE. \ 1 1 1, AN EFFLUENT FILTER SHALL BE INSTALLED IN THE DISCHARGE TEE IN THE SECONDARY _ CHAMBER END CAP CONNECTION DETAIL COMPARTMENT OF THE SEPTICTANK. WE RECOMMEND THE INSTALLATION OF AN ORENCO N.T.S. SYSTEMS 4" EFFLUENT FILTER FILTERED EFFLUENT THAT WILL DISCHARGE TO A CONCRETE EXTEND 4" RISER PIPE MIN. 3" THROUGH END CAP OR CHAMBER PRE FORMED PENETRATION 5" VALVE BOXUD 6" VALVE BOX SECURE WITH SCREWS FINISH GRADE THROUGH PENETRATION VERT SAWCUT DEPTH OF CAP . FLANGE INTO PIPE PUSH ON PVC CAP 4" INSPECTION PORT RISER 4" EFFLUENT PIPE FROM l DISTRIBUTION BOX d PVC GRAVITY DISTRIBUTION PIPES TO CHAMBER END CAP DISTRIBUTION BOX WITH RISERS AND LID AT THE SURFACE, 2. THE DISTRIBUTION SYSTEM WILL BE INSTALLED TO ALLOW FOR EFFLUENT TO BE EQUALLY DISTRIBUTION BOX UD DISTRiBUTEDTO THE ABSORPTION TRENCHES VIA INDIVIDUAL 4" DISTRIBUTION LINES - AT GROUND SURFACE CONNECTED TO THE HEAD OF EACH CHAMBER TRENCH FROM THE D-BOX OUTLETS. 3. THE MINIMUM SLOPE OF THE DISCHARGE LINE FROM THE TANK TO THE DISTRIBUTION BOX _ RISER SECTION SHALL SHALL BE INSTALLED AT MINIMUM 2% SLOPE. THE INDIVIDUAL DISTRIBUTION LINES TO THE HEAD OF THE TRENCHES SHALL BE INSTALLED AT A M INIMUM OF 1%SLOPE. BAFFLE 4" EFFLUENT DISCHARGE 1'SMM, INSPECTIONS AM CONSRRU=N MA=M= PIPE FROM SEPTIC TANK 1. ADDITIONAL ASSESSMENTS AND RECOMMENDATIONS WILL BE MADE BY THE ENGINEER (} t0 DURING INITIAL STAGES OF CONSTRUCTION TO VERIFY ASSUMPTIONS MADE FOR THE OWTS DESIGN INCLUDING VERIFICATION OF SOILS, STA LAYOUT, EXCAVATION DEPTHS, THE LOCATION OF THE SEWERIDISTRIBUTION PIPING, COMPONENTS AND INSTALLATION OF NVERT N APPURTENANCES. INLET OR MANIFOLD (TYP,J 8" AGREGATE BASE COURSE 2. PRIOR TO CONSTRUCTION OF THE PERMITTED SYSTEM THE ENGINEER SHOULD BE COMPACTED SUBGRADE CONTACTED BY THE PROJECT MANAGER/CONTRACTOR WELL IN ADVANCE TO PROVIDE ADEQUATE TIME TO DISCUSS THESYSTEM COMPONENTS WITH THE CONTRACTOR, ' DISTRIBUTION BOX DETAIL CROWN FIELD TRENCH TO ANSWER QUESTIONS, RESOLVE ANY CONFLICT ISSUES AND SCHEDULE INSPECTION SITE N as. DIVERT SURFACE WATER. VISITS BASED ON CONSTRUCTION.. PROGRESS. A PRE-OWTS CONSTRUCTION MEETING WITH QUICK-4 INFILTRATOR THE ENGINEER AND CONTRACTOR IS ESSENTIAL AND REQUIRED PRIOR TO INSTALLATION QUICK-4 INFILTRATOR OR EQUAL BID DIFFUSER 4" PVC INLET PORT OF THE OWTS COMPONENTS, END CAP CHAMBER IN END CAP }.� 3. REGULATIONS REQUIRE THATTHE DESIGN ENGENEERS OF RECORD PERFORM SITE I 4' MIN -I *INSPECTiONS OF THE PERMITTED SYSTEM DURING CONSTRUCTION AND PROVIDE INSPECTION PORT CONNECTION DETAIL I "AS -CONSTRUCTED" DOCUMENTATION OFTHE INSTALLED SYSTEM TO THETHE COUNTY N.T.S. VEGATATION LP14A AFTER CONSTRUCTION IS COMPLETE. THE ENGINEER SHOULD BE CONTACTEDAND � NATIVE, YARD OR LANDSCAPED SURFACE BACKFILL WITH EXCAVATED SOILS FREE OF TOPSCILLAYE NOTIFIED OF THE CONSTRUCTION SCHEDULE TO PERFORM TIMELY INSPECTIONS; PROVIDE ROCKS IN EXCESS OF 3" DIAMETER DIRECTION TO CONTRACTOR REGARDING THE INSTALLATION OF THE OWTS COMPONENTS AND AT LEAST 48 HOURS PRIOR TO FINAL BACKFILL OF COMPONENTS. 4. THE COUNTY ENVIRONMENTAL HEALTH DEPARTMENT SHOULD BE CONTACTED AT LEAST FILTER FABRIC EACHING 12 CONSOTRUCTION CHE ULEBN ORDER TO PERFORM A FINAL IIN PECF ON OF THE IN PLACE CE OF COMPONENTS. THE GARFIELD COUNTY ENVIRONMENTAL HEALTH DEPARTMENT CONTACT BACKFILL LAYER NATURAL ONSITE CHAMBER NUM BERIS970945-6614X8106(MAIN OFFECE). 6" MIN, EXCAVATED MATERIAL COMPACTED SOILS FREE OF ROCKS TO 90%STANDARD PROCTOR NATNE SOIL 6 SCARIFY/TILL ABSORPTIVE SURFACE TO 2" S. OUR DESIGN AND RECOMMENDATIONS ARE BASED UPON OUR EVALUATION OF THE DEPTH PRIOR TO CHAMBER PLACEMENT EXISTING AND PROPOSED SITE CONDITIONS, THE DEVELOPMENT PLANS AND 4" MIN, NOTE: ALL CHAMBERS IN EACH TRENCH MUST BE INSTALLED INFORMATION SUPPLIED TO US BY OTHERS, IF DEVELOPMENT PLANS OR SITE CONDITIONS LEVEL GRADE OVER SCARIFIED SOIL ABSORPTIVE SURFACE. ARE FOUND TO BE DIFFERENT FROM CONDITIONS ASSUMED OR INDICATED, WE SHOULD SUITABLE BACKFILL OR n MAXIMUM DEPTH OF TRENCHES NOT TO EXCEED 36" BELOW BE NOTIFIED TO EVALUATE EFFECT ON THE PROPOSED OWTS. 4 t"a- CLASS6ROADBASE PROPOSED SURFACE GRADES. INLET AND END CAPS ARE TO. BE COMPACTED SUBGRADE INSTALLED ON EACH END CHAMBER ROW. INSTALL A 4" VERTICAL 8. CONTRACTOR SHOULD REVIEW ANY CONDITIONS ON THE ISSUED PERMIT AND INSPECTION PORT RISER. FROM THE MOLDED PENETRATION PORT ON COORDINATE WITH THE ENGINEER REGARDING CONSTRUCTION OF THE SYSTEM. IF YOU TRENCH CROSS-SECTION FOR EACH CHAMBER END CAP OR EACH END CHAMBER IN THE TRENCH. HAVE ANY QUESTION OR NEED ANY ADDITIONAL INFORMATION, CALL THE ENGINEER, SDR-36.26 OR SCHD-40 PIPES CHAMBER TRENCH CROSS SECTION DETAIL PAUL RUTLEDGE, SOPRIS ENGINEERING, 970 7040311. N.T.S. -.T3. J ..I p ft� 0 E �J 21 U Z C ED r- W y_ Z' C Q p `•�} r �i/^� o YJ W r, .na o 17) r, Q _z V Q o W In DATE: 11-05-25 JOB NO. 35074 DESIGNED BY WJB 11/D5/25 DRAWN BY WJB a i/Os/2s CHECKED BY Z UJ G J Q 0 V W ..n 0 p 0 oW-J cc CL 0 U °-ZU a Z 0 Q F- Z 0 V Z 0. TT .r = Z M Q ■ . . LL O •.�� >- ca LL Cr.I.L 0 C On (t<V E./� (©` ■ r 0 I-- 28377 ,, zpzs "•i 1 DATE I REVISION OWTS IMPROVEMENT PLAN DRAWING NO, C-2.0 m INLET OR MANIFOLD (TYP,J 8" AGREGATE BASE COURSE 2. PRIOR TO CONSTRUCTION OF THE PERMITTED SYSTEM THE ENGINEER SHOULD BE COMPACTED SUBGRADE CONTACTED BY THE PROJECT MANAGER/CONTRACTOR WELL IN ADVANCE TO PROVIDE ADEQUATE TIME TO DISCUSS THESYSTEM COMPONENTS WITH THE CONTRACTOR, ' DISTRIBUTION BOX DETAIL CROWN FIELD TRENCH TO ANSWER QUESTIONS, RESOLVE ANY CONFLICT ISSUES AND SCHEDULE INSPECTION SITE N as. DIVERT SURFACE WATER. VISITS BASED ON CONSTRUCTION.. PROGRESS. A PRE-OWTS CONSTRUCTION MEETING WITH QUICK-4 INFILTRATOR THE ENGINEER AND CONTRACTOR IS ESSENTIAL AND REQUIRED PRIOR TO INSTALLATION QUICK-4 INFILTRATOR OR EQUAL BID DIFFUSER 4" PVC INLET PORT OF THE OWTS COMPONENTS, END CAP CHAMBER IN END CAP }.� 3. REGULATIONS REQUIRE THATTHE DESIGN ENGENEERS OF RECORD PERFORM SITE I 4' MIN -I *INSPECTiONS OF THE PERMITTED SYSTEM DURING CONSTRUCTION AND PROVIDE INSPECTION PORT CONNECTION DETAIL I "AS -CONSTRUCTED" DOCUMENTATION OFTHE INSTALLED SYSTEM TO THETHE COUNTY N.T.S. VEGATATION LP14A AFTER CONSTRUCTION IS COMPLETE. THE ENGINEER SHOULD BE CONTACTEDAND � NATIVE, YARD OR LANDSCAPED SURFACE BACKFILL WITH EXCAVATED SOILS FREE OF TOPSCILLAYE NOTIFIED OF THE CONSTRUCTION SCHEDULE TO PERFORM TIMELY INSPECTIONS; PROVIDE ROCKS IN EXCESS OF 3" DIAMETER DIRECTION TO CONTRACTOR REGARDING THE INSTALLATION OF THE OWTS COMPONENTS AND AT LEAST 48 HOURS PRIOR TO FINAL BACKFILL OF COMPONENTS. 4. THE COUNTY ENVIRONMENTAL HEALTH DEPARTMENT SHOULD BE CONTACTED AT LEAST FILTER FABRIC EACHING 12 CONSOTRUCTION CHE ULEBN ORDER TO PERFORM A FINAL IIN PECF ON OF THE IN PLACE CE OF COMPONENTS. THE GARFIELD COUNTY ENVIRONMENTAL HEALTH DEPARTMENT CONTACT BACKFILL LAYER NATURAL ONSITE CHAMBER NUM BERIS970945-6614X8106(MAIN OFFECE). 6" MIN, EXCAVATED MATERIAL COMPACTED SOILS FREE OF ROCKS TO 90%STANDARD PROCTOR NATNE SOIL 6 SCARIFY/TILL ABSORPTIVE SURFACE TO 2" S. OUR DESIGN AND RECOMMENDATIONS ARE BASED UPON OUR EVALUATION OF THE DEPTH PRIOR TO CHAMBER PLACEMENT EXISTING AND PROPOSED SITE CONDITIONS, THE DEVELOPMENT PLANS AND 4" MIN, NOTE: ALL CHAMBERS IN EACH TRENCH MUST BE INSTALLED INFORMATION SUPPLIED TO US BY OTHERS, IF DEVELOPMENT PLANS OR SITE CONDITIONS LEVEL GRADE OVER SCARIFIED SOIL ABSORPTIVE SURFACE. ARE FOUND TO BE DIFFERENT FROM CONDITIONS ASSUMED OR INDICATED, WE SHOULD SUITABLE BACKFILL OR n MAXIMUM DEPTH OF TRENCHES NOT TO EXCEED 36" BELOW BE NOTIFIED TO EVALUATE EFFECT ON THE PROPOSED OWTS. 4 t"a- CLASS6ROADBASE PROPOSED SURFACE GRADES. INLET AND END CAPS ARE TO. BE COMPACTED SUBGRADE INSTALLED ON EACH END CHAMBER ROW. INSTALL A 4" VERTICAL 8. CONTRACTOR SHOULD REVIEW ANY CONDITIONS ON THE ISSUED PERMIT AND INSPECTION PORT RISER. FROM THE MOLDED PENETRATION PORT ON COORDINATE WITH THE ENGINEER REGARDING CONSTRUCTION OF THE SYSTEM. IF YOU TRENCH CROSS-SECTION FOR EACH CHAMBER END CAP OR EACH END CHAMBER IN THE TRENCH. HAVE ANY QUESTION OR NEED ANY ADDITIONAL INFORMATION, CALL THE ENGINEER, SDR-36.26 OR SCHD-40 PIPES CHAMBER TRENCH CROSS SECTION DETAIL PAUL RUTLEDGE, SOPRIS ENGINEERING, 970 7040311. N.T.S. -.T3. J ..I p ft� 0 E �J 21 U Z C ED r- W y_ Z' C Q p `•�} r �i/^� o YJ W r, .na o 17) r, Q _z V Q o W In DATE: 11-05-25 JOB NO. 35074 DESIGNED BY WJB 11/D5/25 DRAWN BY WJB a i/Os/2s CHECKED BY Z UJ G J Q 0 V W ..n 0 p 0 oW-J cc CL 0 U °-ZU a Z 0 Q F- Z 0 V Z 0. TT .r = Z M Q ■ . . LL O •.�� >- ca LL Cr.I.L 0 C On (t<V E./� (©` ■ r 0 I-- 28377 ,, zpzs "•i 1 DATE I REVISION OWTS IMPROVEMENT PLAN DRAWING NO, C-2.0 m CHECKED BY Z UJ G J Q 0 V W ..n 0 p 0 oW-J cc CL 0 U °-ZU a Z 0 Q F- Z 0 V Z 0. TT .r = Z M Q ■ . . LL O •.�� >- ca LL Cr.I.L 0 C On (t<V E./� (©` ■ r 0 I-- 28377 ,, zpzs "•i 1 DATE I REVISION OWTS IMPROVEMENT PLAN DRAWING NO, C-2.0 m 28377 ,, zpzs "•i 1 DATE I REVISION OWTS IMPROVEMENT PLAN DRAWING NO, C-2.0 m