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1 2 3 4 5 6 7 <br /> LW��go� <br /> ��� <br /> Z.EH <br /> WW; 0 <br /> A 1z�`f1 <br /> [EnE mH <br /> STANDARD LOCKING LID —� 2 M i N <br /> PER COE STD DWG 610 Lao <br /> IIII <br /> [��m¢H..J <br /> RIM EL72.34 w=> <br /> WaoTOa3 <br /> 18"RISER FLOW DIAMETER <br /> ro <br /> TYPE 2-60"CATCH BASIN 1 TYPE 2-60"CATCH BASIN 3 36"CONNECTION PIPE 0 g <br /> # TYPE 2-60"CATCH BASIN#2 # OPEN TOP OVERFLOW <br /> WITH STANDARD LOCKING LID WITH STANDARD LOCKING LID465.1B <br /> WITH STANDARD LOCKING LID IE 65.13 -_- N" <br /> COVER SHALL BE STAMPED"DRAINAGE" EL 68.21 <br /> COVER SHALL BE STAMPED'DRAINAGE" COVER SHALL BE STAMPED"DRAINAGE' <br /> PER COE STD DWG 610 PER COE STD DWG 610PER COE STD DWG 610 RECTANGULAR NOTCH <br /> B 2'SUMP 2'SUMP 4'SUMP \ 0.05 WIDTH W <br /> 0.90 HEIGHT(MEASURED e"Q <br /> RESTRICTOR INSTALLATION FROM TOP DOWN) °1 �1bls <br /> 36'REINFORCED CONCRETE PIPE 0 0.5% PER STD DWG 415 NOTES: �4 <br /> 10"PVC OUTLET <br /> IE=65.65 IE=65.39 IE ALUMINUM ROD LIFT HANDLE ASSEMBLY TO MANHOLE 0 2% 1. CONSTRUCT PER COE STD DWG 415. <br /> PER COE STD DWG 416 <br /> us <br /> 51.00' 46.00' IE 65.16 2. INSTALL CATCH BASIN TOP,FRAME,GRATE AND <br /> SECTIONS SO THAT LIFT GATE IS VISIBLE THROUGH °D r° aD z <br /> 97.00' OPENING AND STEPS CLEAR INLET AND RESTRICTOR N b Lo w <br /> UNIT. a n n < <br /> PIPE SUPPORT(TYP) <br /> PER COE STD DWG 415 3. COVER SHALL BE STAMPED"DRAINAGE"PER COE STD <br /> STORMWATER DETENTION PIPE PROFILE VIEW DWG 610. <br /> SCALE: 1" = 10' a 4. STEPS PER COE STD DWG 609. <br /> C RESTRICTOR PLATE WITH SHARP ' <br /> DRILLED ORIFICE 1.625"0 5. SECURE RESTRICTOR TO CATCH BASIN WITH 8 GAUGE E K' <br /> ALUMINUM STRAPS AND BOLT TO CATCH BASIN WALL E w <br /> BOT 60.46' WITH STAINLESS STEEL ANCHOR BOLTS.ONE STRAP <br /> ABOVE AND BELOW OUTLET REQUIRED,INTERMEDIATE o <br /> STRAPS REQUIRED FOR RESTRICTOR RISERS GREATER <br /> THAN 12'ABOVE OUTLET. C'i Y <br /> FLOW CONTROL STRUCTURE DETAIL C4 > <br /> 00 0 <br /> SCALE: 1"=2' pFj <br /> D NOTES <br /> 1. DETENTION STRUCTURE SHALL BE FABRICATED FROM ONE OF THE FOLLOWING: g y 3 y <br /> A.CORRUGATED ALUMINUM PIPE 12 GAGE MIN. <br /> B. HIGH DENSITY POLYETHYLENE PIPE. <br /> 2. ANNUAL INSPECTIONS AND CLEANING REQUIRED BY OWNER TO ENSURE PROPER OPERATION OF DETENTION SYSTEM. •• <br /> j i u <br /> 3. W=MAXIMUM WIDTH OF TRENCH FOR PIPE/VAULT PER MANUFACTURER INSTALLATION INSTRUCTIONS. g a rn o 0 0 <br /> 4. COMPACT IN 8"LIFTS TO 90%MAX DENSITY. <br /> 3 6. INLET AND OUTLET PIPE INVERTS SHALL MATCH BOTTOM OF VAULT ELEVATION. <br /> 6. DISTANCE BETWEEN ACCESS POINTS SHALL NOT EXCEED 100'.PROVIDE ACCESS RISERS AS NEEDED BETWEEN THE <br /> o LOCKING COVER SEE 2"MIN DIA AIR VENT PIPE MANHOLES. <br /> STANDARD DRAWING 610 REQUIRED WHEN THERE IS NO <br /> E ACCESS RISER ON VAULT 7. TANKS LARGER THAN 48"IN DIAMETER MAY BE CONNECTED TO ADJOINING STRUCTURES WITH A SHORT LENGTH OF 48" <br /> F DIAMETERPIPE.PIPE SHALL BE OF THE SAME MATERIAL AS THE TANK.CONNECTING PIPE BANDS AND/OR COUPLINGS <br /> SHALL BE AS APPROVED BY THE CITY OF EVERETT. w <br /> FINISHED GRADE,SEE <br /> y PLANS&SPECIFICATIONS A FINSHED <br /> GRADE Q <br /> NDETENTION PIPE DIA <br /> o PER PLANS Q <br /> NORMAL WATER LEVEL <br /> e COMPACT IN 8"LIFTS <br /> TO 90%MAX DENSITY O 0 <br /> e 48"DIA z Q <br /> LLw W <br /> LL e FLOW z <br /> F e 2'MAX O VAULT OUTLET O LJ� <br /> w L L Lu <br /> _ x a z_ m <br /> w <br /> FLOW 0.5% u Lo O <br /> Lo <br /> o e <br /> a � e 2 MAX � A <br /> d R 4 DETENTION PIPE/VAULT 48"DIA W <br /> (DIA&LENGTH PER PLANS) F - <br /> 3 e <br /> TYPE 2-7: CATCH BASIN <br /> RESTRICTOR WITH 2'MIN CATCH PER WW <br /> _ INSTALLATION STANDARD DRAWING 404 F <br /> a g c 6 PER STANDARD <br /> G DRAWING415 ELEVATION SECTION A A <br /> 0 <br /> EQo <br /> E r CITY OF EVERETT SHEET TITLE: <br /> ago <br /> EVERETT PUBLIC WORKS DEPARTMENT <br /> 'E DETENTION <br /> Ev x il'EPGRIFFINGPAULWILHELM ' <br /> s 03/13/2017 PIPE PROFILE <br /> TYPICAL CLOSED W �^ UNDERGROUND SERVICE ALERT <br /> UNDERGROUND DETENTION 418 ONE—CALL NUMBER <br /> o U SYSTEM <br /> o g E (800)424-5555 SHEET NO. <br /> CALL TWO BUSINESS DAYS C 2 0 <br /> OBEFORE YOU DIG <br /> SECTION 29, TOWNSHIP 29 NORTH, RANGE 5 EAST, W.M. <br />