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C 'u
<br />Al
<br />ELM]
<br />t
<br />UNDISTURBED
<br />OIL
<br />PERIMETER JOINTANCHOR
<br />ANCHOR TRENCH, TYP.
<br />TRENCH, TYP.
<br />TOP OF
<br />CHANNELBANK
<br />TYPE OF BLANKET AS INDICATED IN PLAN VIEW, IN ALL DISTURBED AREAS OF
<br />STREAMS AND DRAINAGE CHANNELS TO DEPTH "D" ABOVE CHANNEL INVERT,
<br />BLANKET SHALL GENERALLY BE ORIENTED PARALLEL TO FLOW DIRECTION.
<br />STAKING PATTERN SHALL MATCH BLANKET TYPE.
<br />AT PIPE OUTLET AREAS OF STREAMS AND
<br />DRAINAGE CHANNELS DETAIL A
<br />PER MANUFACTURER SPEC. OR TYPE 2 OR 3 STAKING TYPE OF BLANKET,
<br />(MATCH SPECIFIED BLANKET TYPE) SEE THE STAKING INDICATED IN PLAN VIEW
<br />PATTERNS DETAIL ON NEXT SHEET
<br />vV 14
<br />NA
<br />wum
<br />Sr
<br />11111 1 r"
<br />rO
<br />°p a COMPACTED\
<br />SUBGRADE
<br />JO
<br />IN DIVERSION DITCH OR SMALL DIT((
<br />BLANKET SHALL BE
<br />100% STRAW MIN.
<br />DIVERSION DITCH
<br />TYPICALLY AT
<br />TOP OF SLOPE
<br />PERIMETER
<br />ANCHOR TRENCH, TYP.
<br />IT ANCHOR TRENCH, TYP.
<br />H DRAINAGE WAY -DETAIL B
<br />STAGGER
<br />OVERLAPS
<br />OVERLAPPING JOINT, SEE
<br />DETAIL ON THIS SHEET
<br />O PER MANUFACTURER SPEC.
<br />OR TYPE 1 STAKING SEE
<br />THE STAKING PATTERN
<br />-- PERIMETER ANCHOR TRENCH DETAIL ON NEXT SHEET
<br />SEE DETAIL ON THIS SHEET
<br />OUTSIDE OF STREAMS AND DRAINAGE CHANNELS - DETAIL C
<br />DETAIL BASED ON DETAILS PROVIDED BY DOUGLAS COUNTY
<br />Urban Drainage and
<br />Flood Control District
<br />Drainage Criteria Manual (V.3)
<br />�x ---x-
<br />x�x
<br />ECB
<br />ANCHOR DETAILS
<br />EROSION CONTROL
<br />BLANKEJTYP )
<br />(TYP.)
<br />6" MIN.
<br />(TYP.)
<br />SINGLE EDGE
<br />STAKE(TYP.)
<br />COMPACTED
<br />BACKFILL (TYP.)
<br />PERIMETER ANCHOR TRENCH
<br />I
<br />TWO EDGES OF
<br />TWO ADJACENT
<br />ROLLS
<br />JOINT ANCHOR TRENCH
<br />I �
<br />LOOPFROM
<br />MIDDLE OF
<br />ROLL
<br />INTERMEDIATE ANCHOR TRENCH
<br />FLOW
<br />OVERLAPPING JOINT
<br />3" MLR.
<br />iV Z
<br />WOO STAKE DETAIL
<br />MINIMUM THICKNESS i"
<br />USE 2x4 MATERIAL FOR STAKES
<br />Figure C4 -3
<br />EROSION CONTROL BLANKET-
<br />SILT FENCE INSTALLATION
<br />-NTS-
<br />POST ANCHORED TO FABRIC
<br />NOTE: EROSION CONTROL MEASURES
<br />SHALL BE MAINTAINED UNTIL -
<br />LANDSCAPING IS COMPLETED,
<br />OR AS DIRECTED BY LOCAL 1/2H
<br />JURISDICTION (12" MIN)
<br />DETAILS PROVIDED TO DISTRICT BY THE CITY OF BROOMFIELD, COLORADO
<br />URBAN DRAINAGE AND
<br />FLOOD CONTROL DISTRICT
<br />DRAINAGE CRITERIA MANUAL (V.3)
<br />SF
<br />Z
<br />x g
<br />N N
<br />FABRIC MATERIAL
<br />(ANCHORED IN TRENCH)
<br />4 "x4" TRENCH
<br />COMPACTED
<br />tLBACKFILL
<br />FLOW
<br />Figure C5 -10
<br />SILT FENCE EROSION BARRIER
<br />A A
<br />EDIMENTATION LOG - 12" MIN. DIAMETER
<br />IE A STAKE EVERY 24" AT ALTERNATE 90 DEGREE
<br />ZIENTATION THROUGHOUT THE SEDIMENTATION LOG.
<br />USE TWO STAKES 1 1/2'x 1 1 /2 "x SUFFCIENT LENGHT TO
<br />EMBET AT LEAST 12" INTO SOIL AT EACH END OF LOG
<br />STAKE AT 90 DEG.
<br />TO EACH OTHER
<br />WETLANDS OR FEATURES
<br />REQUIRING PROTECT oON
<br />o
<br />SECTION A - A
<br />�CL
<br />SEDIMENT CONTROL LOG INSTALLATION NOTES
<br />1. SEE PLAN VIEW FOR
<br />- LOCATION AND LENGTH OF SEDIMENT CONTROL LOG.
<br />2. SEDIMENT CONTROL LOGS INDICATED ON INITIAL SWMP PLAN SHALL BE INSTALLED PRIOR TO ANY LAND- DISTURBING
<br />ACTIVITIES.
<br />3. SEDIMENT CONTROL LOGS SHALL CONSIST OF STRAW, COMPOST, EXCELSIOR, OR COCONUT FIBER.
<br />4. NOT FOR USE IN CONCENTRATED FLOW AREAS.
<br />5. THE SEDIMENT CONTROL LOG SHALL BE TRENCHED INTO THE GROUND A MINIMUM OF 2 ".
<br />SEDIMENT CONTROL LOG MAINTENANCE NOTES
<br />1. THE SWMP MANAGER SHALL INSPECT SEDIMENT CONTROL LOGS DAILY, DURING AND AFTER ANY STORM EVENT AND
<br />MAKE REPAIRS OR CLEAN OUT UPSTREAM SEDIMENT AS NECESSARY,
<br />2. SEDIMENT ACCUMULATED UPSTREAM OF SEDIMENT CONTROL LOGS SHALL BE REMOVED WHEN THE UPSTREAM
<br />SEDIMENT DEPTH IS WITHIN Y, THE HEIGHT OF THE CREST OF LOG.
<br />3. SEDIMENT CONTROL LOG SHALL BE REMOVED AT THE END OF CONSTRUCTION. IF ANY DISTURBED AREA EXISTS AFTER
<br />REMOVAL, IT SHALL BE COVERED WITH TOPSOIL, DRILL SEEDED AND CRIMP MULCHED OR OTHERWISE STABILIZED IN
<br />A MANNER APPROVED BY THE LOCAL JURISDICTION,
<br />DETAIL BASED ON DETAILS PROVIDED BY DOUGLAS COUNTY AND CDOT
<br />Urban uralnage ano Figure CS -8
<br />Flood Control District 9
<br />Drainage Criteria Manual (V.3)
<br />SEDIMENT CONTROL LOG
<br />SECTION C
<br />COMPACTED
<br />BACK FILL, TYP
<br />LENGTH, "L"
<br />CREST LENGTH. "CL"
<br />CROSS
<br />CROSS
<br />SECTION
<br />SECTION
<br />TRANSITIONS
<br />B TRANSITIONS
<br />BETWEEN
<br />BETWEEN
<br />SECTION
<br />SECTIONS
<br />B AND C
<br />SECTION B AND C
<br />PERIMETER OF
<br />U00
<br />8
<br />. BLANKET AND AT
<br />(1' -6 "MIN.)
<br />SECTION C
<br />_ TOP OF
<br />CHECK DAM
<br />CHANNEL GRADE
<br />UPSTREAM AND DOWNSTREAM
<br />ELEVATION
<br />RIPRAP, TYPE M.
<br />M3LE MD -7, MAJOR
<br />kGE, VOL. 1 FOR
<br />TION)
<br />1ANNEL GRADE
<br />EXCAVATION TO NEAT LINE; AVOID
<br />OVER - EXCAVATION (TYP.)
<br />SECTION B
<br />D5o =12" RIPRAP, TYPE M.
<br />(SEE TABLE MO -7, MAJOR DRAINAGE,
<br />VOL. 1 FOR GRADATION)
<br />FLF
<br />h - CHANNEL GRADE
<br />EXCAVATION TO NEAT LINE; AVOID
<br />OVER - EXCAVATION (TYP.)
<br />SECTION C
<br />CHECK DAM INSTALLATION NOTES
<br />1. SEE PLAN VIEW FOR:
<br />- LOCATIONS OF CHECK DAMS.
<br />-CHECK DAM TYPE (CHECK DAM OR REINFORCED CHECK DAM),
<br />- LENGTH, "L ", CREST LENGTH, "CL", AND DEPTH, "0 ".
<br />2. CHECK DAMS INDICATED ON INITIAL GESC PLAN SHALL BE INSTALLED AFTER CONSTRUCTION FENCE. BUT PRIOR TO ANY UPSTREAM LAND
<br />DISTURBING ACTIVITIES
<br />3. RIPRAP UTILIZED FOR CHECK DAMS SHALL HAVE A D" MEDIAN STONE SIZE OF 12 ".
<br />4. RIPRAP PAD SHALL BE TRENCHED INTO THE GROUND A MINIMUM OF V- 8 '.
<br />5. THE ENDS OF THE CHECK DAM SHALL BE A MINIMUM OF 1'- 6" HIGHER THAN THE CENTER OF THE CHECK DAM.
<br />CHECK DAM MAINTENANCE NOTES
<br />1. THE SWMP MANAGER SHALL INSPECT CHECK DAMS WEEKLY, DURING AND AFTER ANY STORM EVENT AND MAKE REPAIRS OR CLEAN
<br />OUT AS NECESSARY,
<br />2. SEDIMENT ACCUMULATED UPSTREAM OF CHECK DAMS SHALL BE REMOVED WHEN THE SEDIMENT DEPTH UPSTREAM OF CHECK DAM '.
<br />IS WITHIN 112 OFTHE HEIGHT OF THE CREST.
<br />3. CHECK DAMS ARE TO REMAIN IN PLACE UNTIL THE UPSTREAM DISTURBED AREA IS STABILIZED AND GRASS COVER IS APPROVED BY
<br />THE COUNTY.
<br />4. WHEN CHECK DAMS ARE REMOVED, EXCAVATIONS SHALL BE FILLED WITH SUITABLE COMPACTED BACK FILL. ANY DISTURBED AREA
<br />SHALL BE SEEDED AND MULCHED AND COVERED WITH EROSION CONTROL BLANKET OR OTHERWISE STABILIZED IN A MANNER
<br />APPROVED BY THELOCAL JURISDICTION.
<br />DETAIL BASED ON DETAILS PROVIDED BY DOUGLAS COUNTY, COLORADO
<br />URBAN DRAINAGE AND
<br />FLOOD CONTROL DISTRICT Figure C5 -17
<br />DRAINAGE CRITERIA MANUAL (V.3) CHECK DAM
<br />THIS PORTION OF SLOPE DRAIN I
<br />B
<br />DOES NOT NEED TO BE BURIED
<br />RIPRAP "D5o " =9" MIN.
<br />LOW -- (SEE TABLE MD -7. MAJOR >3
<br />TAILWATER DRAINAGE. VOL. 1 FOR 1
<br />ENERGY GRADATION)
<br />DISSIPATOR
<br />x - "D" (12 "- MIN.)SCH 40 PVC PIPE
<br />N 12" MIN. HEAVY CANVAS SOCK,
<br />6 x "D'4 RIPRAP LINED TRENCH, OR
<br />MIN. PLASTIC LINED TRENCH
<br />RIPRAP BEDDING EXISTING GROUND
<br />SLOPE DRAIN - PROFILE
<br />1
<br />12" COVER PERIMETER
<br />' � -,; ANCHOR
<br />TRENCH
<br />COMPACTED
<br />EMBANKMENT
<br />BERM UNDISTURBED OR 1
<br />COMPACTED (TS EMBANKMENT
<br />BERM
<br />z_
<br />N �
<br />"D" (10" MIN.)
<br />COMPACTEb SOIL >3 } )
<br />SLOPE DRAIN - SECTION B
<br />D" (10" MIN.) 4 X "D" MIN.
<br />TERMINATION OF PLASTIC
<br />t LINED SLOPE DRAIN - DETAIL
<br />1 >3 L 2 X "D50"
<br />y�-- "D5o" RIPRAP -%
<br />(SEE TABLE MD -7, COMPACTED
<br />EMBANKMENT
<br />MAJOR DRAINAGE, BERM
<br />4 X "D" MIN. VOL. 1 FOR GRADATION)
<br />TERMINATION OF RIPRAP LINED PLASTIC �- UNDISTURBED IL
<br />_ LINING COMPACTED SOIL
<br />SLOPE DRAIN --DETAIL
<br />PLASTIC LINED DRAIN - SECTION
<br />SLOPE DRAIN INSTALLATION NOTES -- - - - - - --
<br />1. SEE PLAN VIEW FOR:
<br />LOCATION AND LENGTH OF SLOPE DRAIN.
<br />- PIPE DIAMETER, "D ", AND RIPRAP SIZE, "Deo".
<br />2. SLOPE DRAIN DIMENSIONS SHALL BE CONSIDERED MINIMUM DIMENSIONS; CONTRACTOR MAY ELECT TO INSTALL LARGER
<br />FACILITIES, ANY DAMAGE TO SLOPE OR SLOPE DRAIN DURING RUNOFF EVENTS SHALL BE THE CONTRACTOR'S RESPONSIBILITY.
<br />3. SLOPE DRAINS INDICATED ON INITIAL GESC PLAN SHALL BE INSTALLED PRIOR TO ANY UPSTREAM LAND- DISTURBING ACTIVITIES.
<br />4. FOR TEMPORARY SLOPE DRAINS, PIPE MAY BE INSTALLED ON TOP OF SLOPE; HOWEVER, 12" MIN. COVER; AT TOP OF SLOPE
<br />SHALL BE PROVIDED. PLASTIC -LINED OR RIPRAP -LINED TRENCHES MAY BE USED INSTEAD OF PIPE.
<br />5. A RIPRAP PAD SHALL BE PLACED AT THE OUTFALL OF THE SLOPE DRAIN.
<br />SLOPE DRAIN MAINTENANCE NOTES
<br />1. THE SWMP MANAGER SHALL INSPECT SLOPE DRAINS WEEKLY, DURING AND AFTER ANY STORM EVENT AND MAKE REPAIRS
<br />AS NECESSARY.
<br />2, TEMPORARY SLOPE DRAINS ARE TO REMAIN IN PLACE UNTIL NO LONGER NEEDED, BUT SHALL BE REMOVED PRIOR TO THE
<br />END OF CONSTRUCTION, WHEN SLOPE DRAINS ARE REMOVED, THE DISTURBED AREA SHALL BE COVERED WITH TOP SOIL,
<br />DRILL SEEDED AND CRIMP MULCHED OR OTHERWISE STABILIZED IN A MANNER APPROVED BY THE LOCAL JURISDICTION.
<br />DETAIL BASED ON DETAILS PROVIDED BY DOUGLAS COUNTY
<br />Urban Drainage and
<br />Flood Control District Figure C5 -6
<br />Drainage Criteria Manual (V.3) TEMPORARY SLOPE I DRAIN
<br />Earth Dikes and Drainage Swales (ED /DS) EC -10
<br />Ea/
<br />D
<br />5" MIN TRANSV SE
<br />" TO SWALE
<br />EXISTING' GRADE
<br />ED -1. COMPACTED UNLINED EARTH DIKE FORMED BY BERM
<br />TRANSVERSE FLOW
<br />-�°- -.-- Tom
<br />--
<br />----- EXISTING GRADE
<br />15" MtN.
<br />3 >3
<br />DS -1. COMPACTED UNLINED EXCAVATED SWALE
<br />>3 �' r.."' FLOW
<br />�! EXISTING GRADE
<br />n- > >3
<br />i 5" MIN -_-
<br />_S- 2.
<br />_COMPACTED UNLINED SWALE FORMED BY CUT AND
<br />FILL
<br />November 2010 Urban Drainage and Flood Control District
<br />Urban Storm Drainage Criteria Manual Volume 3
<br />ED /DS -3
<br />RECEMM
<br />WO 10 2012
<br />Dlviskal (A Rr -4alT ^c�ti qj?t
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<br />STAKES (SEE ECB)
<br />GEOTEXTILE OR MAT
<br />(SEE ECS)
<br />D (10" MIN.)
<br />ANCHOR TRENCH AT
<br />PERIMETER OF
<br />U00
<br />. BLANKET AND AT
<br />--
<br />OVERLAPPING JOINTS
<br />0
<br />0
<br />i
<br />WITH ANY ADJACENT
<br />ROLLS OF BLANKET
<br />INTERMEDIATE ANCHOR TRENCH AT
<br />Zp°
<br />° i
<br />(SEE ECB)
<br />ONE -HALF ROLL LENGTH
<br />(SEE ECB)
<br />TRANSVERSE ANCHOR TRENCHES AT
<br />PERIMETER OF BLANKET AND AT
<br />Ur
<br />OVERLAPPING JOINTS WITH ANY ADJACENT
<br />ROLLS OF BLANKET (SEE ECB)
<br />DS -1 ECB LINED ECB LINED
<br />SWALE(CUT
<br />FILL OR BERM
<br />AND FILL OR BERM
<br />November 2010 Urban Drainage and Flood Control District
<br />Urban Storm Drainage Criteria Manual Volume 3
<br />ED /DS -3
<br />RECEMM
<br />WO 10 2012
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