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nI <br />0 <br />- 14 #--,1tj <br />- <br />INV EL 336 <br />MIXIM�a l <br />I <br />24" HDPE SD TO SOUTH ENHANCED <br />SDI'V'IH 1- 2 PLAIN A N SECTION MEDIA FILTRATION AREA <br />- -- — _I <br />SCALE: 1 as 5' <br />MAINTENANCE <br />WALKWAY <br />MAINTAIN i EL OF 347' <br />'._�AND TAPER INTO EXISTING GRADE <br />PRECAST <br />}( <br />!� <br />3' WIDE$ 1' THICK ROCK PAD <br />EDGE SLOPED 2H:1 <br />18" UPTURNED ELBOW <br />willm5" ORIFICE IE 340.00 N <br />HDPE SD IE— >i <br />LINERIMPERVIOUS HDPE LINER — <br />CONNECT O MANHOLE� <br />WITH CONCRETEc — <br />PVC FLOW RESTRICTOR <br />-- <br />END Csp SECTION- <br />—h <br />1. NORTH EMF BASIN UNDER DRAIN MAIN <br />PIPE ENTERS STRUCTURE FROM SOUTH <br />SDMH 1 -5 PLAN AND SECTION <br />111A TOP <br />EL = 346.00' <br />WOVEN <br />PERMEABLE <br />UNDER <br />� mill <br />DRAIN ROCK <br />= r <br />,S <br />`l <br />i <br />. N��D D� _ <br />ORIFICE <br />IE — <br />SCALE: 1 " e 5' C546- 1, C546®20, C546® <br />C546: C546- 26 <br />461111111001 al <br />26 SCALE: 1 " 5' C546-1, C546®20, C546®22 C54®26 <br />24" HDPE SD TO SOUTH ENHANCED <br />MEDIA FILTRATION AREA <br />12" DIP SDFM 24" ACCESS HATCH <br />24" PVC FLOW CONTROL TEE <br />RIM EL e 350.50' <br />e <br />12" DIP SDFM <br />24' HDPE SDG <br />IE o 345.50' 2 <br />36" SD <br />IF e 343.70' o <br />DP_ SD TO NORTHJ <br />DI_ FILTRATION - <br />PLUG VALVES <br />ECOLOGY BLOCK <br />SEE DTL 10/C546-30 <br />a <br />I <br />24" ACCESS HATCH <br />I� <br />a <br />LLLL <br />LLL a <br />® <br />. <br />4. <br />o........................•• <br />p <br />e-- 24" PVC FLOW CONTROL TEE <br />® a3 - 24" HDPE SDG <br />_ca IE = 345.50' <br />- 1 <br />36" FLAP GATE FG— 1 <br />70HFV—A—R ROSS SECTION A —A <br />VALVE OR EQUAL <br />FINISHED GRADE <br />KIM M e JZ)U.Z)U � <br />GROUND SURFACE EL ® 348.85' =3 <br />2 <br />24" PVC FLOW CONTROL TEE — <br />TOP EL m 348.00' ©o©o a •� <br />6OT EL ® 344.00,F <br />a :x .: ,;; . <br />w\' lA <br />4 %s.• 4I SD a''':isa p........................ <br />IE 343.00' �,e� r x �a : ......... <br />LEGEND <br />ENHANCED MEDIA <br />00000° <br />000000 PEA GRAVEL <br />DRAIN ROCK <br />ACCESS ROAD <br />® PRECAST CONCRETE <br />SCARIFIED AND COMPACTED NATIVE MATERIAL <br />EXISTING CLAY LINER <br />FILL <br />GENERAL NOTES <br />1 24" ACCESS RISER & LADDER <br />2 24" HDPE SID <br />GROUT MANHOLE TO MIDPOINT OF PIPES TO CREATE A CHANNEL. <br />SLOPE GROUT FROM MANHOLE WALL TO CHANNEL AT 1 % SLOPE. <br />4 72" ID MANHOLE <br />CONSTRUCTION NOTES <br />1 STRUCTURES TO BE SUPPORTED PER DETAIL 2/C546-28 <br />2 STRUCTURE CONNECTIONS PER DETAIL 1/C546-30 <br />3 ATTACH HDPE LINER TO SDMH PER DETAIL 5/C546-29 <br />