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1. SHEAR GATE SHALL BE ALUMINUM ALLOY PER AST 6-2 - 0 9 OR CAST IRON ASTM A48 CLASS 308 AS REC"RED.
2. GATE SHALL BE 8 04. D". UNLESS OTHERWISE SPECIFIED.
3. GATE SHALL BE X04ELD TO TEE SECTION BY BOLTING (THROUGH FLANGE), WELDING, OR OTHER SECURE MEANS.
4. LIFT ROD. AS SPECIFIED BY MFR. WITH HANDLE EXTENDING TO WIT 4N ONE FOOT OF COVER AND ADJUSTABLE HOOK LOCK
FASTENED TO FRAW OR UPPER HANDHOLD.
5. GATE SHALL NOT OPEN BEYOND THE CLEAR OPENING BY LRATE ? HINGE MOVEMENT, STOP TAB. OR SOME OTHER DEVICE.
ICE.
6. NEOPRENE RUBBER GASKET REOL4RED BETWEEN DER MOUNTING FLANGE AND GATE FLANGE.
7. MATING SkA*ACES OF LID AND BODY TO BE MACi**D FOR PROPER FIT.
8. FLANGE MOUNTING BOLTS SHALL BE IS IN. DIAK STAINLESS STEEL.
9. ALTERNATE CLEJ mouTIS# EAR GATES TO THE DESIGN SHMN ARE ACCEPTABLE, PROVIDED THEY MEET THE MATERIAL
SPECW,ATIONS ABOVE AND HAVE A StX BOLT, 10 8 IN. BOLT CIRCLE FOR BOLTING TO THE FLANGE CONNECTION,
PUHUC 110RK5 FROP - T - SHEAR GATE DET!►11.
SM. PU►!i - 2S7.30
DEPARTMENT MARCH 2008
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APPROVED BY Or
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SIX EVE44LY SPACED
+CL�EE\FUIR 90LTWj TO
APPROVED
3.00'
2.25'
O
TREATMENT BY MEDIA SURFACE AREA
2 gpm/k2
1' Mori. Jnxiw
.,
1 9pm/ft2
U
1 gpnm
CARTRIDGE FLOW RATE (gpm)
22.5
11.25
15
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1. SHEAR GATE SHALL BE ALUMINUM ALLOY PER AST 6-2 - 0 9 OR CAST IRON ASTM A48 CLASS 308 AS REC"RED.
2. GATE SHALL BE 8 04. D". UNLESS OTHERWISE SPECIFIED.
3. GATE SHALL BE X04ELD TO TEE SECTION BY BOLTING (THROUGH FLANGE), WELDING, OR OTHER SECURE MEANS.
4. LIFT ROD. AS SPECIFIED BY MFR. WITH HANDLE EXTENDING TO WIT 4N ONE FOOT OF COVER AND ADJUSTABLE HOOK LOCK
FASTENED TO FRAW OR UPPER HANDHOLD.
5. GATE SHALL NOT OPEN BEYOND THE CLEAR OPENING BY LRATE ? HINGE MOVEMENT, STOP TAB. OR SOME OTHER DEVICE.
ICE.
6. NEOPRENE RUBBER GASKET REOL4RED BETWEEN DER MOUNTING FLANGE AND GATE FLANGE.
7. MATING SkA*ACES OF LID AND BODY TO BE MACi**D FOR PROPER FIT.
8. FLANGE MOUNTING BOLTS SHALL BE IS IN. DIAK STAINLESS STEEL.
9. ALTERNATE CLEJ mouTIS# EAR GATES TO THE DESIGN SHMN ARE ACCEPTABLE, PROVIDED THEY MEET THE MATERIAL
SPECW,ATIONS ABOVE AND HAVE A StX BOLT, 10 8 IN. BOLT CIRCLE FOR BOLTING TO THE FLANGE CONNECTION,
PUHUC 110RK5 FROP - T - SHEAR GATE DET!►11.
SM. PU►!i - 2S7.30
DEPARTMENT MARCH 2008
CITY OF RENTON
DEPARTMENT OF PUBLIC WORKS
APPROVED BY
DATE
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APPROVED BY Or
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APPROVED
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1.8'
APPROVED
3.00'
2.25'
1'75'
TREATMENT BY MEDIA SURFACE AREA
2 gpm/k2
1' Mori. Jnxiw
2 gpm/ft2
1 9pm/ft2
2 WffM
1 gpnm
CARTRIDGE FLOW RATE (gpm)
22.5
11.25
15
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1 10
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386.00
pIM wddod to db - d
386.00
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dlpOw rtACior SOL, oefA
HEIGHT
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NOTES/SPECIAL REQUIREMENTS:
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to Any punlw L4 f.
A /� 1
NOTM
i
1.
Use a m6nlmum of a 54' dawrte3er type.
2.
caldt beak,`
Ou6m CapacW.. 100 -Year developed
3.
peen 4Dw.
%
sw**d
riececartr
-' see nme 7
*R* -Xej r f
N"ww_' pw% perltrlrred.
yr mitt
1 o w wt*m
Galvartzed pipe parts to h8W 08Ph8ft
1�11 41101 "W4
4.
Frame and ladder or steps offset so:
'
A. Cl GMX 98W Is visible Pram tap.
-
IL C&w>d m spare Is dear of riser and
PL" vow
dowxxd gate.
C. Frame Is dear of cam.
5.
If metal a" plpe connects to then WA
concrete pkW outlet pipe to have s ymM
O.D. eqLA to concirete pipe I.D. less I%
6.
Prawide at hmm one 3 X .090 gage suit bracket grxAxxed W c0rfxete vmL
(ma*num 3.0' veal spy)
7.
Locate ebow wArictor(s) as necessary to pro" r **num dearance as Ww wn.
&
Locate addidongi ladder nab In structures used as ac cesS to tics 8nd vauks to
allow access when catch basin Is 1111ed YAM
water.
STD. PIAx - 237.00
_
PUBLIC WORKS
FLOW RESTRICTOR
MARCH 2008
DEPARTMENT
OIL POLLUTION CONTROL
TEE
CITY OF RENTON
DEPARTMENT OF PUBLIC WORKS
APPROVED BY
DATE
CARTRIDGE HEIGHT
APPROVED BY Or
DATE
LOW DROP
APPROVED
3.05'
2.3'
1.8'
APPROVED
3.00'
2.25'
DRAINAGE FACILITY DETAILS
FOR
COPP,E;RWOOD
PTN OF THE NW1 /4, OF THE SE1 /4 OF SEC. 15
TWP. 23 N., RCS 5 EAST, W. M.
CITY OF RENTON, KING COUNTY, STATE OF WASHINGTON
INLET BAY
4 ALTERNATE
ao PIPE LOCATION
OUTLET BAY
FRAME AND
COVER (TYP OF 2)
GRADE RINGSIRISERS
(TYP OF 2)
INLET PIPE
OUTLET PIPE
O
li
TRANSFER HOLE AND COVER
EE
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' STORMFILTER
FILTRATION BAY CARTRIDGE
14' -0'
PLAN
SEPERATION WALL
T-
-- STEPS ---- - - - - -- - - -- STEPS
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STORMFILTER FLOW KIT
CARTRIDGE
ELEVATION
STORMFILTER DESIGN TABLE
THE 8'x 14' PEAK DIVERSION STORMFILTER TREATMENT CAPACITY VARIES BY CARTRIDGE COUNT AND LOCALLY APPROVED SURFACE AREA
SPECIFIC FLOW RATE. PEAK CONVEYANCE CAPACITY TO BE DETERMINED BY ENGINEER OF RECORD.
THE PEAK DIVERSION STORMFILTER IS AVAILABLE IN A LEFT INLET (AS SHOWN) OR RIGHT INLET CONFIGURATION.
ALL PARTS AND INTERNAL ASSEMBLY PROVIDED BY CONTECH UNLESS OTHERWISE NOTED.
CARTRIDGE HEIGHT
27"
18"
LOW DROP
SYSTEM HYDRAULIC DROP (H - REQ'D. MIN.)
3.05'
2.3'
1.8'
HEIGHT OF WEIR (W)
3.00'
2.25'
1'75'
TREATMENT BY MEDIA SURFACE AREA
2 gpm/k2
1 gpm/ft2
2 gpm/ft2
1 9pm/ft2
2 WffM
1 gpnm
CARTRIDGE FLOW RATE (gpm)
22.5
11.25
15
7.5
1 10
5
FRAME AND COVER
(DIAMETER VARIES)
N.T.S.
SITE SPECIFIC
DATA REQUIREMENTS
STRUCTURED
SF01
WATER QUALITY FLOW RATE (C&)
0.18
PEAK FLOW RATE (Cfe)
2.29
RETURN PERIOD OF PEAK FLOW (ym)
100
0 OF CARTRIDGES REQUIRED
25
CARTRIDGE FLOW RATE
7.5 pen
MEDIA TYPE (CSF,PERLITE, ZPG)
CSF
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PIPE DATA:
I.E.
MATERIAL
DIAMETER
INLET PIPE
376.91
CPEP 18'
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OUTLET PIPE
374.61
CPEP 18'
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INLET BAY RIM ELEVATION
386.00
FILTER BAY RIM ELEVATION
386.00
C-4 V
00
ANTI - FLOTATION BALLAST
WIDTH
HEIGHT
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NOTES/SPECIAL REQUIREMENTS:
PERFORMANCE SPECIFICATION
FILTER CARTRIDGES SHALL BE MEDIA - FILLED, PASSIVE, SIPHON ACTUATED, RADIAL FLOW, AND SELF CLEANING. RADIAL MEDIA
DEPTH SHALL BE 7- INCHES . FILTER MEDIA CONTACT TIME SHALL BE AT LEAST 37 SECONDS.
SPECIFIC FLOW RATE SHALL BE 2 GPM/SF (MAXIMUM) . SPECIFIC FLOW RATE IS THE MEASURE OF THE FLOW (GPM) DIVIDED BY THE
MEDIA SURFACE CONTACT AREA (SF). MEDIA VOLUMETRIC FLOW RATE SHALL BE 6 GPM/CF OF MEDIA (MAXIMUM).
GENERAL NOTES
1. CONTECH TO PROVIDE ALL MATERIALS UNLESS NOTED OTHERWISE.
2. DIMENSIONS MARKED WITH () ARE REFERENCE DIMENSIONS. ACTUAL DIMENSIONS MAY VARY.
3. FOR FABRICATION DRAWINGS WITH DETAILED STRUCTURE DIMENSIONS AND WEIGHTS, PLEASE CONTACT YOUR CONTECH
REPRESENTATIVE. www.ContachES.com
4. STORMFILTER WATER QUALITY STRUCTURE SHALL BE IN ACCORDANCE WITH ALL DESIGN DATA AND INFORMATION CONTAINED
IN THIS DRAWING. CONTRACTOR TO CONFIRM STRUCTURE MEETS REQUIREMENTS OF PROJECT.
5. STRUCTURE SHALL MEET AASHTO HS20 LOAD RATING, ASSUMING EARTH COVER OF 0'- V AND GROUNDWATER ELEVATION AT,
OR BELOW, THE OUTLET PIPE INVERT ELEVATION. ENGINEER OF RECORD TO CONFIRM ACTUAL GROUNDWATER ELEVATION.
CASTINGS SHALL MEET AASHTO M306 AND BE CAST WITH THE CONTECH LOGO.
INSTALLATION NOTES
A. ANY SUB -BASE, BACKFILL DEPTH, AND /OR ANTI- FLOTATION PROVISIONS ARE SITE- SPECIFIC DESIGN CONSIDERATIONS AND
SHALL BE SPECIFIED BY ENGINEER OF RECORD.
B. CONTRACTOR TO PROVIDE EQUIPMENT WITH SUFFICIENT LIFTING AND REACH CAPACITY TO LIFT AND SET THE STORMFILTER
STRUCTURE (LIFTING CLUTCHES PROVIDED).
C. CONTRACTOR TO INSTALL JOINT SEALANT BETWEEN ALL SECTIONS AND ASSEMBLE STRUCTURE.
D. CONTRACTOR TO PROVIDE, INSTALL, AND GROUT PIPES. MATCH OUTLET PIPE INVERT WITH OUTLET BAY FLOOR.
E. CONTRACTOR TO TAKE APPROPRIATE MEASURES TO PROTECT CARTRIDGES FROM CONSTRUCTION - RELATED EROSION RUNOFF.
F. CONTRACTOR TO REMOVE THE TRANSFER HOLE COVER WHEN THE SYSTEM IS BROUGHT ONLINE.
R- 381417
SURVEYED: SCALE: DRAINAGE FACILITY DETAILS
BCE HORIZONTAL: NAD D1983//1991 }- C1 TY 0
�z.: N/A
DESIGNED: VERT.. N/A COPPERWOOD
3 REVISED PER CITY REVIEW BJT 4/22/15 BJT eff "u R E N TO N
RAG 3/30/15 BJT DRAWN. - OUADRANTHOMES
2 REVISED PER CITY REVIEW RANG ONE INCH DATUM
1 REVISED PER CITY REVIEW BJT 1/15/15 BJT CHECpKrEDD: AT FULL SCALE Planning /Building /Public Works Dept. 14725 SE 36TH ST. SUITE 200
pu r IF NOT ONE INCH
N0.
REVISION BY DATE APPR APPROVED. SCALE ACCORDINGLY BELLEVUE, WA 98006
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