SWA000161_Plansheet - SCM Detail_20221005

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FOREBAY
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VE TATED S ACK
I / / ASU D 30' FR TOP OF
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100 LF 12" RCP @,Q).50%
/ INV. O 278. = 27
INV. OUT = 278.00'
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REQUIRED LANDSCAPING FOR STORMWATER POND 1:
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LANDSCAPING FOR VEGETATED SHELF: w
REQUIREMENT: PLANT A MINIMUM OF 3 DIVERSE SPECIES OF
SHALLOW WATER EMERGENT AND SHALLOW LAND HERBACEOUS Q
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REQUIRED LANDSCAPING: L.I..1 p J
VEGETATED SHELF PLANTS = 50 PLANTS PER 200 SF OF SHELF AREA
= 3,640 SF/200 SF = 18.2 X 50 = 910 PLANTS 36" RCP RISER U Q
WITH # 4 REBAR TRASH 100YR EVENT ELEV. 283.84'
PROVIDED LANDSCAPING: RACK ON TOP #4 REBAR TRASH RACK 10YR EVENT ELEV. 282.72' V 1 ~ w
VEGETATED SHELF PLANTS = 912 PLANTS BERM ELEV= 284.50' 10, O
TOP OF RISER= 282.00' 1YR EVENT ELEV. 281.70' M z Q
LANDSCAPING FOR BERM AND SIDE SLOPES: CENTIPEDE GRASS TO 30' WIDE EMERGENCY SPILLWAY 4" INVERTED ORIFICE >_
BE PLANTED ON TOP OF BERM AND EXTERIOR SLOPES OF ELEV= 283.00' PERMANENT POOL= 279.50 z
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CONTAINMENT BERM 0 O
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RIP RAP SHALL EXTEND FROM -- --- �. z
BERM � RIPRAP FROM PIPE OUTLET O z
EMERGENCY SPILLWAY TO TOE INTO POND TO PREVENT O
PLANT LIST OF SLOPE ON OUTSIDE OF POND. I I 6' 1 SCOURING O z w
VEGETATED SHELF --ICI 6 BE IDE
INSTALLED
ROUND
ANTI -SEEP III —I ^ SHELF -
TO BE INSTALLED AROUND O
COLLAR III —III— VIV/
PERIMETER Ill
COMMON SIZE QUAN. REMARKS 1=III=III �
30-MILL POLY -LINER TO
4 CUBIC-
6' SEDIMENT STORAGE BE INSTALLED WITH uj
HYDROLEA
INCH
152
1.5' O.C. IN