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ADJUSTABLE HOOK
NO TE:
ALL METAL PARTS MUST BE
MADE OF CORROSION RESISTANT MA TERIAL
OR GAL VANIZED.
INITIALLY FILL CATCH BASIN TO INVERT LEVEL OF
OUTFLOW PIPE TO PREVENT ANY OIL ESCAPING.
SHEAR GA TE DE TAIL
NOTES:
1. SHEAR GATE -SHALL BE
A. SHEAR GATE, CAST IRON BODY AND GATE, OL YMPIC
FOUNDRY STD. OR EQUAL OR
B. SHEAR GATE ALUMINUM OR CAST IRON, DRAINAGE
SPECIAL TIES (SAVANNAH, AG.) STD. OR EQUAL.
2. GATE SHALL BE 8" DIAM. UNLESS OTHERWISE SPECIFIED.
J. GATE SHALL BE JOINED TO TEE SECTION BY BOLTING
(THROUGH FLANGE). WELDING, OR OTHER SECURE MEANS
4. LIFT ROD: AS SPECIFIED BY MFR. WFTH HANDLE EXTENDING
TO WITHIN ONE FOOT OF COVER AND ADJUSTABLE
HOOK LOCK FASTENED TO FRAME OR UPPER
HANDHOLD.
O
FRONT
MAXIMUM OPENING
OF GATE HANDLE WITH LOCK PIN
ADJUSTABLE LOCK HOOK
WITH LOCK SCREW
1" ROD OR TUBING,
VARIABLE LENGTH
L°J
LIFT HANDLE SHALL BE
ATTACHED PER MANUFACTURER'S
RECOMMENDATIONS
O
LIFT HANDLE
SIX EVENLY SPACED HOLES FOR
BOLTING TO FLANGE CONNECTION
SIDE
OUTZ
PIPE
CONTROL STRUTURE
"
7'MIN.
OVERFLOW
SHEAR GA TE
IE=285.95 �'
2' MAX.
f-
-0
NOTE. • ALL METAL PARTS CORROSION RESISTANT.
STEEL PARTS GALVANIZED AND ASPHALT TREATMENT
NO. 1 OR BETTER.
2" MIN DIA. AIR VENT
PIPE WELDED TO TANK
AT SOFFIT
LIVE S ORAGE
-J, lE= 7-�C.2'S 0
i DEAD TOR CE l
BULKHEAD 36" MIN. DIA.
�_8_ DRAIN TYPICAL.
LETENT70N TANK
GA7EEAR SIZE: 108" DIA. PIPE
14 GA MIN 3 "x 1 " CORR. TYPE 2 CB REQ'D
z ASPHALT TREAT NO.1 OR BETTER FOR FLOW THROUGH
CONTROL STRUCTURE SYSTEMS ONLY.
(FROP- T SHOWN)
60" DIA. TYPE 2 CB
SEE DETAIL 1. WHEN CUP PIPE IS USED, NEOPRENE GASKETS REQUIRED
AT ALL PIPE JOINTS.
DE TEN TION TANK 2. DUAL ACCESS REQUIRED FOR ALL DETEN77ON SYSTEMS
DETAIL 3. SHEAR GATE REQUIRED FOR ALL DETENTION SYSTEMS.
NOTES:
1. SHEAR GATE SHALL BE ALUMINUM ALLOY PER ASTM B-26-ZG-32a OR
CAST IRON ASTM A48 CLASS 30B AS REQUIRED.
2. GATE SHALL BE 8" DIAMETER FOR PIPE 12 INCHES OR LESS IN DIAMETER,
12" DIAMETER FOR PIPES GREATER THAN 12".
3. GATE SHALL BE JOINED TO TEE SECTION BY BOLTING THROUGH FLANGE.
4. LIFT ROD: AS SPECIFIED BY MFR. WITH HANDLE EXTENDING TO WITHIN ONE FOOT
OF COVER AND ADJUSTABLE HOOK LOCK FASTENED TO FRAME OR UPPER HANDHOLD.
5. GATE SHALL NOT OPEN BEYOND THE CLEAR OPENING BY LIMITED HINGE MOVEMENT,
STOP TAB, OR SOME OTHER DEVICE.
6. NEOPRENE RUBBER GASKET REQUIRED BETWEEN RISER MOUNTING FLANGE
AND GATE FLANGE.
7. MATING SURFACES OF LID AND BODY TO BE MACHINED FOR PROPER FIT.
8. FLANGE MOUNTING BOLTS SHALL BE 3/8" DIAMETER STAINLESS STEEL.
9. ALTERNATE SHEAR GATES TO THE DESIGN SHOWN ARE ACCEPTABLE, PROVIDED
THEY MEET THE MATERIAL SPECIFICATIONS ABOVE.
FRAME & LADDER OR STEPS --
OFFSET, COVER EL = 4- F
-Z
OVERFLOW ELEVA TIDN
TO PRO VIDE DETENTION _
& OIL SEPARA TION .
OVERFLOW EL=29&190
PIPE SUPPORT(S):,
3" X .090 GAGE
BOLTED OR IMBEDDED
2" IN WALL AT MAX.
3' SPACING MIN.
ONE SUPPORT.
STANDARD GALVANIZED
STEEL LADDER/STEPS
-� 12 "0
1. E. = 285.95'
CLEANOU T GA TE-
SHEAR GATE
RESTRICTOR PLATE WI TH—
ORIFICE AS SPECIFIED, NOT
NEEDED IF ONLY FOR
POLLUTION CONTROL.
ORIFICE 0 = 0.60"0
z
28t O'
0.64"
rli
280.45
CB #9
PLAN VIEW
NO SCALE
OFFSET MANHOLE OR CATCH BASIN
LID SO THAT RESTRICTOR/SEPARA TOR
DEVICE /S VISIBLE
2" MIN DIA AIR RELIEF
TOP PIPE=290.00
�- 36 "0
I. E. .28�
CATCH BASIN #9 TYPE Il- 60"
IMTH RESTRICTQR
96" DIA. PIPE 4.00 LIVE STORAGE
70.00 LF
3.50' DEAD STORAGE
1
--- ----------------
IF FI = 2R2 nn V 6" SEDIMENT STORAGE
8" DIA DRAIN
W SHEAR GATE
IE=282.00
DE TEN TION TRA C T B
AS -BUILT CERTIFICATE
l HEREBY CERTIFY THAT THE HORIZONTAL AND VERTICAL LOCATIONS
OF THE STORM FACILITIES AND PAVING SHOWN HEREON ARE THE RESULT
OF A FIELD SURVEY PERFORMED BY ME OR UNDER MY DIRECTION, AND
ADDITIONAL INFORMATION SUPPLIED BY THE CON TRA C TOR.
REMOVABLE WATERTIGHT
COUPLING OR FLANGE -
2 "MIN.
185.30'
6" 12"
PLA TE WELDED TO ELBOW
WITH ORIFICE AS SPECIFIED.
2.72" DIA
ELBOW RES TRI C TOR
NO SCALE
R-3234 tS
RECOMMENDED
FAR APPROVAL
B DATE o
BY DATE
BY DATE
BY DATE
BY DATE
87101DDT.DING
�: 9 OF 18
z
EXPIRES 6/22/07
8 2005
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