HomeMy WebLinkAboutErosion Control PlanEXISTING COUN
ROAD DRAINAGE SWALE
STORM ESTIMATED
AT 4.93 CFS
12" DEEP DRAINAGE
SWALE
1. EXISTING TOPOGRAPHY PROVIDED BY THE HIGH COUNTRY ENGINEERING,
INC. SURVEY ON DECEMBER 9TH, 2016.
BOULDER RETAINING
41..
OUNDATION DRAINS
TO DAYLIGHT DOFF EN:D
01 OF WALLS
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0
1
2. THE GRADING WILL COVER APPROXIMATELY 1.44 ACRES AND WILL
REQUIRE 4,780 CY OF MATERIAL TO MOVED ONSITE.
3. THE AREA OF RESEEDING IS 0.86 ACRES.
GRADING DISTURBANCE LIMIT
LOT LINE
SEDIMENT CONTROL FENCE
4. THERE IS NO FLOODPLAIN WITHIN THE LIMITS OF THE MELLIN
PROPERTY. THE PROPERTY FALLS WITHIN THE FIRM MAP FOR GARFIELD
COUNTY PANEL NO. 0802051465B WITH REVISION DATE JANUARY 3, 1986.
EASEMENT
EXISTING 1' MINOR CONTOUR
EXISTING 5' MAJOR CONTOURS
PROPOSED 1' MINOR CONTOURS
PROPOSED 5' MAJOR CONTOUR
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6. THE DISTURBANCE OF VEGETATION WILL BE LIMITED TO THE AREA OF
GRADING DISTURBANCE SHOWN HEREON. CONSTRUCTION FENCING WILL BE
PLACED TO LIMIT WORK TO THE AREA OF GRADING.
7. THERE ARE NO EXISTING CULVERTS TO BE REMOVED AS PART OF
GRADING AND THE EXISTING DIRT DRIVEWAY WILL BE REPLACED WITH
THE PROPOSED GRAVEL DRIVEWAY.
8. THE DRY SEED MIX PROPOSED FOR THE DISTURBED AREA IS IS
SHARPS DRYLAND PASTURE MIX G-130359.
MIXTURE VARIETY
DAHURIAN WILDRYE, VNS
INTERMEDIATE WHEATGRASS, RUSH.
ORCHARDGRASS, PROFILE
FORAGE PER. RYEGRASS, ORO VERDE.
SMOOTH BROME, VNS.
PURITY%
24.40
19.56
19.02
18.98
14.60
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9. SEE SECTION 02821 OF THE GARFIELD COUNTY SPECIFICATIONS FOR
FERTILIZER, APPLICATION RATE, MULCHING, AND OPTIMAL TIME OF YEAR
FOR THE APPLICATION.
, 02:7 CF OF STORAGE BELOW OVERFL
18 ,, DS N-12 POND OUTFALL
GRATE OVERFLOW`, EL: 6365.50'
INV. OUT=6363.00
RIFICE FL=6364.00'
12" DEEP DRAINAGE
59 LF 18"0 ADS
N-12 CULVERT
0 2.5% SLOPE W/ F.E.
INV. IN=6363.00'
INV. OUT:6361.50'
(SEE CULVERT
INVERT/0 TLET DETAIL)
"0
T=-=
CUL
TLET
3 ` BOULDER RETAINING WALLS
4'" PERFORATED UNDERDRAIN PIPES
TO DAYLIGHT IN ;.DRAINAGE SWALE
18" DEEP DRAINAGE
SWAI_E
SECURE TOP EDGE OF
FILTER CLOTH TO FENCE
EXACT LOCATION OF SEDIMENT
FENCE TO BE STAKED IN THE FIELD
BY THE CONTRACTOR AND APPROVED
BY THE ENGINEER PRIOR TO
CONSTRUCTION.
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BURY TRAILING EDGE OF
FILTER CLOTH IN TRENCH
A MINIMUM OF 6".
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EROSION LOG DETAIL
DITCH INSTALLATION
DEFINITION
A STONE STABILIZED PAD LOCATED AT POINTS OF VEHICULAR INGRESS AND EGRESS ON A
CONSTRUCTION SITE.
MATERIALS FOR FILTER CLOTH FENCE SHALL CONSIST OF
STANDARD WOVEN LIVE—STOCK WIRE, A MINIMUM OF 36"
IN HEIGHT, A MINIMUM OF 14—GAGE WIRE, WITH A
MAXIMUM MESH SPACING OF 6 "; POSTS SHALL BE EITHER
WOOD OR STEEL, MINIMUM LENGTH OF 5'.
%307 z.
FURPOSEa
TO REDUCE THE AMOUNT OF MUD TRANSPORTED ONTO PUBUC ROADS BY MOTOR VEHICLES OR RUNOFF.