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CATCH BASIN FRAME AND NOTES
<br />VANED GRATE OR 1. NO STEPS ARE REQUIRED WHEN HEIGHT IS ' OR
<br />MANHOLE RING AND COVER LESS.
<br />2, THE BOTTOM OF THE PRECAST CATCH BASIN MAY
<br />RECTANGULAR ADJUSTMENT BE SLOPED TO FACILITATE. CLEANING,
<br />SECTION OR CIRCULAR 3. THE RECTANGULAR FRAME AND GRATE MAY BE
<br />ADJUSTMENT SECTION INSTALLED WITH THE FLANGE UP OR DOWN, THE
<br />FRAME MAY BE INTO THE ADJUSTMENT
<br />�# AT SI AR Tars � z s; SECTION.
<br />4.. KNOCKOUTS SHALL HAVE A WALL THICKNESS OF
<br />2" MINIMUM TO 2.5" MAXIMUM, PROVIDE A
<br />1.5" MINIMUM GAP BETWEEN THE KNOCKOUT
<br />WALL AND THE OUTSIDE OF THE PIPE. AFTER THE
<br />PIPE IS INSTALLED, FILL THE GAP WITH JOINT
<br />MORTAR IN ACCORDANCE WITH WSDOT
<br />STANDARD SPECIFICATION 9-0-4,3.
<br />S. CONCRETE STRUCTURE SHALL MEET THE
<br />REQUIREMENTS OF AASHTO M199.
<br />6. FOR MANHOLE COVER SEE STANDARD DRAWING
<br />610 AND 61L REFER TO DESIGN AND
<br />CONSTRUCTION STANDARDS AND
<br />SPECIFICATIONS SECTION 4 FOR ADDITIONAL
<br />« CORRUGATED POLYETHYLENE STORM SEWER PIPE,111!'SDOT RECLUIREMENTS,
<br />in
<br />*"i CC STANDARD PLAN 9-05.20. 7. STEPS PER STANDARD DRAWING 609,
<br />FLOW b. WSDOT STANDARD PLAN 9-05.12(1
<br />FLOW - c. WSOOT STANDARD PLANT 9-0 ,1 2
<br />■I9
<br />•
<br />[
<br />« ALLOWANCES
<br />•
<br />WALL
<br />PVC (Cl
<br />imam
<br />#
<br />CATCHDIMENSIONS
<br />OEM
<br />MORTAR " PIPE ZONE
<br />12
<br />° FILLET BEDDING WSDOT ST0 PLAN B-10,20-01 ACCEPTABLE SUBSTITUTE
<br />--w CITY OF EVERETT
<br />PUBLIC WORKS DEPARTMENT
<br />"" +� coo + [e.
<br />SEPARATE BASE GRAVEL BACKFILL FOR APaass PatPPPx PaAt LP+Pts vPe(172017
<br />CAST -IN -PLACE PIPE ZONE BEDDING SECTION
<br />CATCH BASIN TYPE 40 __...
<br />i
<br />F TYPE 2 CATCH BASIN BYPASS STRUCTURE TYPE C
<br />hI A ILI
<br />SCALE: N.T.S.
<br />TOP
<br />SEE FRAME
<br />G4VER sTA1L
<br />AINLET
<br />i"+..VXY
<br />fe'HwIr4*fis
<br />�.�[p{�[yy
<br />01"PATQR
<br />W CONCRETE
<br />STORMFILTER
<br />WALL WIDTH
<br />CARTRIDGE
<br />MAY VARY
<br />REC40NALLY
<br />16'0
<br />PLAN VIE
<br />VAULT STYLE: OUTLET SUMP (NIB)
<br />CO ITRACTOR TO GROUT TO
<br />FINISHED GRADE
<br />GRADE
<br />RINGIRISERS
<br />011
<br />ALTERNIATE P'VE
<br />LOCATION (TYP)
<br />/—OUTLETSUMP
<br />'. �• .re+rrwrrriwairw�sear � .,.-..._Y._..,.,_"®
<br />a •
<br />M NII 11111 Nlf M #:
<br />i IT PIPE
<br />D ATATOR FLOW OUTLET
<br />SECTION A -A -4 4
<br />Is-
<br />I
<br />=P--A
<br />Pter-
<br />8'x20' STORM FILTER
<br />SCALE: N.T.S.
<br />STORMFILTER DESIGN
<br />STYLE IS *lOWN WITH THE MAMMUM NUMBER Of CARTRIDGE$ (34� VAULT STYLE OPTIONS 114CLUDE MET SAY (27) INLET RAVIOUTLET SAY (22),
<br />i STOR14FILM TREATMENT 0APAWY IS A FUN0`TM OF THE CARTRIDGE SELECTION AND THE NUMER OF CARTRIOM. THE STAffOARD VAULT
<br />S= LET BAWFULL HEIGHT BAFFLE (29), FULL HEIGHT BAFFLE WALL 424
<br />PEAK HYDRAULIC CAPACITY IS 1.4 CM IF THE SITE CONDITION$ EXCEED 1.8 CFS AN UPSTREAM SYPASS STRUCTURE- I$
<br />REQUIRED.
<br />CARTRIDGE SE.a:.
<br />+
<br />BLU
<br />-+ I
<br />(DIAMETER VARIES)
<br />a-
<br />rm-
<br />RUNOFF
<br />TREATMENT
<br />FACILITY
<br />FLOW
<br />CAP WITH 1"
<br />VENT HOLE
<br />RUNOFF
<br />TREATMENT
<br />FACILITY
<br />FLOW
<br />z
<br />� j SCALE: N.T.S.
<br />NOTES
<br />1. CAP R PLATE WITH 1" DIAMETER VENT BOLE
<br />(INSTALL SEE STANDARD DRAWING 415) FOR
<br />RESTRICTOR STANDPIPE WITHOUT SECONDARY
<br />OVERFLOW ORIFICE.
<br />2. RESTRICTOR STANDPIPE WITHOUT ANY
<br />PRIMARY OR SECONDARY ORIFICES AND WITH
<br />FLOATABLE MATERIAL BAFFLE. INSTALLATION
<br />BYPASS FLOW SEE STANDARD DRAINING 41S,
<br />3. RUNOFF TREATMENT DESIGN STORMWATER
<br />SURFACE ELEVATION, PER PLANS,
<br />4, FOR LIFT GATE ASSEMBLY AND ALUMINUM ROD
<br />LIFT HANDLE ASSEMBLY SEE STANDARD
<br />DRAWING 416.
<br />BAFFLE S. WATER QUALITY OUTFLOW PIPE SIZED TO
<br />CONVEY THE WATER QUALITY FLOW RATE AT
<br />THE RUNOFF TREATMENT DESIGN WATER
<br />SURFACE ELEVATION.
<br />STIFFENER RIB
<br />6, THE RUNOFF TREATMENT DESIGN WATER
<br />M., SURFACE ELEVATION SHALL BEA MINIMUM OF
<br />2X THE PIKE DIAMETER ABOVE THE PIPE INVERT.
<br />7. INLET PIPE MAY BE AT OR BELOW THE RUNOFF
<br />LE MATERIAL TREATMENT DESIGN WATER SURFACE
<br />ELEVATION, BUT BACKWATER EFFECTS ON THE
<br />STANDPIPE UPSTREAM SYSTEM DUST BE ACCOUNTED FOR.
<br />B. STEPS PER STANDARD DRAWING +609,
<br />9. INSTALL LOCKING FRAME AND GRATE OR
<br />COVER PER STANDARD DRAWING 406 AND 407
<br />FRAME AND COVER PER STANDARD DRAWING
<br />10 IS REQUIRED IF INSTALLATION IS NOT IN
<br />FLOATABLE MATERIAL BAFFLE PAVED AREA OR IS NOT TO FUNCTION AS CATCH
<br />ISOMETRIC BASIN,
<br />BYPASS
<br />FLOW
<br />IT F EVERETT
<br />PUBLIC WORKS DEPARTMENT
<br />PPLaTPP a a �P can a 63713 2017
<br />BYPASS STRUCTURE
<br />TYPE C 424
<br />Oldcastfie Precast' Delivering Reliability
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<br />Mailing Addre Phone t ,
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<br />Ai f3w, v., y :, Email
<br />CITY OF EVERETT
<br />REVIEWED R PERMIT
<br />WATER SEPARATOR
<br />SCALE: N.T.S. i Call 811
<br />• ® two business days
<br />before you dig
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<br />SHEET NO.
<br />C2.4
<br />PROJECT
<br />NO.
<br />18,831
<br />
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