HomeMy WebLinkAbout1.08 Blanco Hill_Drainage Plan_REV0_04-06-15EXISTING TWO -TRACK ROAD TO
REMAIN AS -IS. SEE DETAIL ON
SITE GRADING NOTES:
PLANS PREPARED FOR:
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Commnet
1562 NORTH PARK STREET
CASTLE ROCK, CO 80109
PHONE: (720) 733-8049
1. CONSTRUCTION WILL BE SEQUENCED SO THAT GRADING OPERATIONS CAN BEGIN AND END
AS QUICKLY AS POSSIBLE.
2. TEMPORARY SEEDING OR OTHER STABILIZATION, INCLUDING GRAVEL COVER ON ANY NEW
ACCESS ROAD, WILL FOLLOW IMMEDIATELY AFTER GRADING.
3. THE JOB SUPERINTENDENT SHALL BE RESPONSIBLE FOR THE INSTALLATION AND MAINTENANCE
OF ALL EROSION AND SEDIMENT CONTROL PRACTICES.
4. AFTER ACHIEVING ADEQUATE STABILIZATION, THE TEMPORARY E&S CONTROLS WILL BE
CLEANED UP AND REMOVED.
5. ALL AREAS DISTURBED BY CONSTRUCTION SHALL BE STABILIZED WITH PERMANENT SEEDING
IMMEDIATELY FOLLOWING FINISH GRADING. SEEDING SHALL BE DONE WITH PITKIN COUNTY MIX BY
RIVENDELL DISTRIBUTION AND SOD FARM OR APPROVED EQUIVALENT. EROSION CONTROL BLANKETS
WILL BE INSTALLED OVER FILL SLOPES WHICH HAVE BEEN BROUGHT TO FINAL GRADE AND HAVE BEEN
SEEDED TO PROTECT THE SLOPES FROM RILL AND GULLY EROSION AND TO ALLOW SEED TO GERMINATE
PROPERLY. MULCH (STRAW OR FIBER) WILL BE USED ON RELATIVELY FLAT AREAS. IN ALL SEEDING
OPERATIONS, SEED, FERTILIZER AND LIME WILL BE APPLIED PRIOR TO MULCHING.
RECLAMATION OF DISTURBED AREAS:
SHEET C-2.
PROPOSED 12"0 CULVERT. SEE DETAIL _ _
ON SHEET C-2. (FINAL LOCATION TO_ _ - - -
BE DETERMINED BY LOW SPOT) _ - - -
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6.
PROJECT INFORMATION:
BLANCO HILL, CO
19294 HWY 13
RIFLE, CO 81650
(GARFIELD COUNTY)
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PROPOSED 15" WIDE DITCH ON �
UPHILL SIDE OF PROPOSED ACCESS •I
ROAD. SEE DETAIL ON SHEET C-2. • I
PROPOSED 12' WIDE GRAVEL
ACCESS ROAD. SEE DETAIL
ON SHEET C-2.
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PLANS PREPARED BY:
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TOWER ENGINEERING PROFESSIONALS
5545 W. 56TH AVE., UNIT E
ARVADA, CO 80002
OFFICE: (303) 566-9914
www.tepgroup.net
PROPOSED TEMPORARY
CONSTRUCTION EASEMENT
(4,612 S.F.)
PROPOSED 20' WIDE
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1. AREAS DISTURBED DURING DEVELOPMENT SHALL BE RESTORED AS NATURAL APPEARING LANDFORMSMO
THAT BLEND IN WITH ADJACENT UNDISTURBED SLOPES.
2. ABRUPT ANGULAR TRANSITIONS AND LINEAR PLACEMENT ON VISIBLE SLOPES SHALL BE
AVOIDED. AREAS DISTURBED BY GRADING SHALL BE CONTOURED SO THEY CAN BE
AND SHALL BE PLANTED AND SHALL SHALL HAVE VEGETATION
ESTABLISHED AND GROWING WITHIN TWO (2) GROWING SEASONS. AREA SHALL BE
PLANTED WITH SEED MIX WHICH IS COMPRISED OF 25% SLENDER WHEATGRASS (ELYMUS
TRACHYCAULUS), 20% MOUNTAIN BROME (BROMUS CARINATUS), 20% WESTERN
WHEATGRASS (PASCOPYRUM SMITHII), 20% SECAR BLUEBUNCH (PSUEDOREGNERIA
SPICATA), 5% THICKSPIKE WHEATGRASS (ELYMUS LANCEOLATUS), 5% IDAHO FESCUE
(FESTUCA IDAHOENSIS), 3% GREEN NEEDLE (NASSELLA VIRIDULA), AND 2% INDIAN
RICEGRASS (ORYZOPSIS HYMENOIDES).
3. WITHIN SIX MONTHS OF SUBSTANTIAL COMPLETION OF SOIL DISTURBANCE ALL BRUSH, STUMPS
AND OTHER DEBRIS SHALL BE REMOVED FROM THE SITE.
GEOTEXTILE FABRIC NOTES:
ACCESS EASEMENT
PROPOSED SILT FENCE TO
CONTINUE ALONG DOWNHILL
SIDE OF PROPOSED ACCESS
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ROAD. SEE DETAILS THIS SHEET.
PROPOSED 10'x40' TEMPORARY
CONSTRUCTION EASEMENT
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- COMMNET LEASE AREA
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1. GEOTEXTILE
HOG RINGS.
2. ENDS
POST
3. THIS DEVICE
OF CONCENTRATED
FABRIC TO BE FASTENED SECURELY TO FENCE POST BY USE OF WIRE TIES OR
3 FASTENERS PER POST.
OF INDIVIDUAL ROLLS OF GEOTEXTILE SHALL BE SECURELY FASTENED TO A COMMON
OR OVERLAPPED 3' (MINIMUM).
IS INTENDED TO CONTROL SHEET FLOW ON$2'Y.AORH4IIQR N 3RBE USED IN AREAS
FLOW WITH A DRAINAGE AREA OF
8'M
PROPOSED 10' WIDE
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UTILITY EASEMENT
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PROVIDE 1" TUCK WITH ROPE
IN THE HEM.
FENCE POSTS SHALL BE ROUGH OR
I HEREBY CERTIFY THAT THIS REPORT (PLAN) FOR THE
PRELIMINARY SOIL AND EROSION CONTROL OF BLANCO HILL WAS
PREPARED BY ME (OR UNDER MY DIRECT SUPERVISION) FOR THE
OWNERS THEREOF AND MEET OR EXCEED THE CRITERIA IN THE
GARFIELD COUNTY SIGN STANDARDS.
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NICHOLAS M. CONSTANTINE, P.E.
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FINISHED 232'x2" (NOMINAL) OR
232'0 WOOD OR SCHEDULE 40
METAL PIPE. 5' MINIMUM LENGTH.
DRIVEN 18" MINIMUM INTO GROUND.
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04-06-15
PRELIMINARY
REV
DATE
ISSUED FOR:
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GEOTEXTILE (CLASS F)
EMBED APPROX. 8" OF
GEOTEXTILE BACKFILL
TRENCH WITH EARTH.
,ri COMPACT THOROUGHLY.
DRAWN BY: TJS CHECKED BY: NMC
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4�`OC �J NO. 45607
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SHEET TITLE:
DRAINAGE PLAN
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4" DEEP X 6" WIDE
SHEET NUMBER:
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REVISION:
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DRAINAGE PLAN 030 60
SILT FENCE DETAILS
SCALE: 1" = 30' SCALE IN FEET
N.T.S.
TEP #:56311.31471
EXISTING GRADE
SEE SILT FENCE DETAILSCommnet
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PLANS PREPARED FOR:
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1562 NORTH PARK STREET
CASTLE ROCK, CO 80109
PHONE: (720) 733-8049
DITCH WIDTH SEE DITCH DETAILS
(SEE BELOW) ON THIS SHEET
ON SHEET C-1
PROJECT INFORMATION:
BLANCO HILL, CO
19294 HWY 13
RIFLE, CO 81650
(GARFIELD COUNTY)
FLOW•
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EXISTING
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COMPACTED SUBGRADE
PLANS PREPARED BY:
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TOWER ENGINEERING PROFESSIONALS
5545 W. 56TH AVE., UNIT E
ARVADA, Co 80002
OFFICE: (303) 566-9914
www.tepgroup.net
STANDARD ROAD SECTION
SCALE: N.T.S.
1OF
WIDTH DITCH
10"
FLOW
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2% <
HIGHWAY ACCESS DETAIL 0 30 60
SCALE: 1" = 30' SCALE IN FEET
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MATERIAL (D50=1.8').
DRAINAGE DITCH DETAIL
SCALE. N.T.S.
GRAVEL DRIVE
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BACKFILL
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04-06-1 5
PRELIMINARY
REV
DATE
ISSUED FOR:
(STRUCTURAL FILL) II III
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DRAWN BY: TJS CHECKED BY: NMC
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SHEET TITLE:
DRIVEWAY &
DRAINAGE DITCH
DETAILS
— CULVERT
BEDDING MATERIAL
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SHEET NUMBER:
C-2
REVISION:
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STANDARD CULVERT DETAIL
ACCESS ROAD SITE PLAN 0_ 200 400
SCALE: N.T.S.
SCALE: 1" = 200' SCALE IN FEET
TEP #:5631 1.31471