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INTEGRALLY CAST WITH THE GRATE.
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One - "3 Bar
Two - -3 Bar
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°3 Bar each car
"3 Bar each sl
lop and bottor
One
across bottom
PORTION OF THE S.E. 114, S.E. 114, SECTION 4, TOWNSHIP 23 NORTH, RANGE 5 EAST, W.M.
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NOTES
Frame and grate 1. If wire mesh 1s used as an alternate to reb.;l', it shall
(See Standard Plan not be placed in the knockouts.
for details)
2. The bottom of the precast base section shall be minimum
4" thick and may be rounded.
3. Knockouts may be either round or "0 " shape, Pipe to be
installed in factory supplied knockouts. Hole size
shall be equal to pipe outer diameter plus concrete
inlet wall thickness, 18" MAX.
6"' Riser Section 4. The toper on the sides of the precast base section
and riser section shall not exceed 4 %.
S. Frame and grate may be installed with flange down or
cost into riser.
12° Riser Section
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Precast Base Section
(Measurement at the top
of the base)
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CONCRETE INLET
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ADOPTED
CITY OF RENTON
WELDING NOT PERMITTED.
WIDENED CURB 3.
+
Standard Plans
FOUNDRY NAME SHALL BE EMBOSSED ON TOP OF GRATE.
LETTERING TO BE RECESSED 1116 ".
Last Date 1103//11995
SEATING OF GRATE SHALL BE ACCOMPLISHED BY ONE OF THE
SP PAGE BO10
Plan No B -26
Op
vQ D Frame and grate NOTES:
(see Standard Plan l.- Ifi wire mesh is used as an alternate torebor, it
for detaiH shall not be placed in the knockouts.
2. The bottom of the precast base section shall be a minimum
of 4" thick and may be rounded.
3 0 3. Knockouts may be on all flour sides. Pipe to be
• 1nstoI led in factory supplied knockouts. Hole size shall
2A 20., be equal to pipe outer diameter plus catch basin wall
thickness, 26" maximum.
9 ✓ i \ Riser Section 4. The taper o the Sides of the precast base section and
riser section n shall not exceed 4% .
✓:
One "3 Bar hoop for 6" ,p ✓ - 6° or 12" 5. Frame and grate may be installed with flange down or
Two 93 Bar hoop for 12" cast into riser.
Two "3 Bar
A
"3 Bar each corner
°3 Bar each side
"3 Bar each way
Reducing Section
/ Precast Base Section
CMeasurement at the top)
of the base J
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CATCH BASIN TYPE 1L
rasxseom s.a;e : °:."ti.�"I.<m:.ruw.arsa
ADOPTED
'SY O CITY OF MgoN
S.nd N Plax
-„ Lst Date SnWIW5
Plea Nn D.Illa SPPAGEB014
B I -
L18 "r
12"
SLOPE 0.05
STREET SEC]
I
NOTES:
1.
3' TO 5' DRAFT PERMITTED AS NEEDED.
2.
WELDING NOT PERMITTED.
WIDENED CURB 3.
DIMENSIONS SHALL HAVE *1116" TOLERANCE EXCEPT AS NOTED.
4.
FOUNDRY NAME SHALL BE EMBOSSED ON TOP OF GRATE.
LETTERING TO BE RECESSED 1116 ".
5.
SEATING OF GRATE SHALL BE ACCOMPLISHED BY ONE OF THE
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FOLLOWING:
ALTERNATE A SHALL BE 8 PADS, 1 112 "x 314 "x 118"
B
INTEGRALLY CAST WITH THE GRATE.
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ALTERNATE B SHALL BE A MACHINED SURFACE OUTSIDE A
17° CIRCLE, BOTTOM ONLY (SEE SECTION B -B).
6.
MATERIALS IN ACCORD WITH DIVISION 9 OF STANDARD
SPECIFICATIONS SECTION "METAL FRAME AND GRATE FOR
CATCH BASIN OR INLETS".
FACE OF CURB 7.
MATERIAL USED FOR GRATE SHALL BE DESIGNATED BY
EMBOSSING "DI" (DUCT IRON) OR "CFS" (CAST STEEL) NEAR
MFR'S NAME.
7.
SEE DWG, NAME BR -32 FOR FRAME AND GRATE DETAIL
GRATE IS OLYMPIC FOUNDRY #SM50G, #SM50GL
#SM5OSL, OR EQUAL
FRAME IS OLYMPIC FOUNDRY #SM50 OR EQUAL
-- " -"" --ON JOINTS
SECTION A -A
RMAL GUTTER GRADE
SURFACE RATER UTUZff
OPEN CURB FACE
FRAME & GRATE IIIS'1'ALLA71ON DETAD,
ADOPTED
cur or =11(11111 . !R
P 2 snim® PL= F N l FD[ mm 1:i/YO
DWG. NAME: BR -30 SP PAGE 8017
FRAME 1. CATCH BASINS SHALL BE CONSTRUCTED IN ACCORDANCE WITH ASTM
Q CRATE C478 (AASHTO M 199) & C 890 UNLESS OTHERWISE SHOWN ON
Q00ODD _ PLANS OR NOTED IN THE WSDOT /APWA STANDARD SPECIFICATIONS.
(SEE SEC. 7.05 AND CABLE DWG. S) 2. AS AN ACCEPTABLE ALTERNATIVE TO REBAR, WELDED WIRE FABRIC
HAVING A MIN. AREA OF 0.12 SQUARE INCHES PER FOOT MAY BE
34 `5 USED. WELDED WIRE FABRIC SHALL COMPLY TO ASTM IN
34+ ` 30" (AASHTO M 221). WIRE FABRIC SHALL NOT BE PLACED IN KNOCK -
24" 20° OUTS.
�5+ 6' RISER 3. ALL REINFORCED CAST -IN -PLACE SHALL BE CLASS 4000.
5" SECTION 4. PRECAST BASES SHALL BE FURNISHED WITH CUTOUTS OR KNOCKOUTS.
KNOCKOUTS SHALL HAVE A WALL THICKNESS OF 2" MIN.. ALL PIPE
SHALL BE INSTALLED IN FACTORY PROVIDED KNOCKOUTS. UNUSED
KNOCKOUTS NEED NOT BE GROUTED IF WALL IN LEFT INTACT.
5. ��l
34" �, 30" 6" 5. KNOCKOUT OR CUTOUT HOLE SIZE IS EQUAL TO PIPE OUTER DIA.
Y4+ 20" PLUS CATCH BASIN WALL THICKNESS.
6. ROUND KNOCKOUTS MAY BE ON ALL 4 SIDES, WITH MAX. DIA. OF 20 ".
5 \5 ,� 12" 1'z' RISER KNOCKOUTS MAY BE EITHER ROUND OR "D" SHAPED.
SEC77ON 7. THE MAX. DEPTH FROM THE FINISHED GRADE TO THE PIPE INVERT IS
5.0.
8. THE TAPER ON THE SIDES OT THE PRECAST BASE SEC71ON & RISER
`< SECTION SHALL NOT EXCEED 112" /FT.
26" \ 22" 9. CATCH BASIN FRAME AND GRATE SHALL BE IN ACCORDANCE WITH
STANDARD SPECIFICATIONS AND MEET 774E STRENGTH REQUIREMENTS
FINISHED FEDERAL SPECIFICATION R NON-ROCKING IT MATING SURFACES SHALL BE
4 + �4" FINISHED TO ASSURE NON- ROCKING FlT WITH AND COVER POSITION.
PRECAST 10. FRAME AND GRATE MAY BE INSTALLED WITH FLANGE DOWN OR CAST
PO "g BASE INTO RISER.
(MAX.) 44" `SECTION 11, FOR CATCH BASINS IN PARKING LOTS REFER TO WSDOTIAPWA
(MEASURED AT THE STANDARD DWG. 81 -b.
17° TOP OF THE BASE)
12. EDGE OF RISER OR BRICK SHALL NOT BE MORE THAN 2" FROM
VERTICAL EDGE OF CATCH BASIN WALL.
TYPE I CATCHBASIN 2
R- 337234
FOR APPROVAL
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PROJECT NO.: 12007
DRAWN BY: VK
ISSUE DATE: 12/05/06
SHEET REV.: 07/19/2012
STOMA
DRAINAGE
DETAILS
C16
SHEET 16 OF 29
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