HomeMy WebLinkAbout242.00Y
Q
}
m
Z
Example of anchored plate
o
used with a sand filter*
(may also be used with other
water quality facilities).
V -NOTCHED OR LEVEL
PLATE SPREADER
ANCHOR POSTS
SPACED 6' O.C.
OR AT EACH END
IF WIDTH <6'
*SAND FILTER MAY USE
OTHER SPREADING OPTIONS.
2" MIN.
INLET PIPE
A
EXTEND INTO SLOPE TO PROTECT
FROM THE 100 YEAR FLOW OR
THE HIGHEST FLOW ENTERING
i WATER QUALITY FACILITY.
Alternative Design
Catch basin recommended for
higher flow situations (generally
for inflow velocities of 5 fps or
greater for 100 year storm).
ROCK RIP RAP sand layer
2" MIN. gravel layer
(MIN.) r� existing grade
INLET PIPE
(MI
SECTION A -A
NTS
LEVEL SPREADER PLATE BOLTED TO ANCHOR POST
2' (MIN.) EMBEDDED INTO EXISTING GROUND
NOTES:
1. FLOW SPREADER PLATES MAYBE MADE OF EITHER WOOD, METAL, FIBERGLASS REINFORCED PLASTIC, OR OTHER DURABLE MATERIAL.
IF WOOD, PRESSURE TREATED 4 BY 10 -INCH LUMBER OR LANDSCAPE TIMBERS ARE ACCEPTABLE.
2. ANCHOR POST SHALL BE 4 -INCHES SQUARE CONCRETE, TUBULAR STAINLESS STEEL, OR OTHER MATERIAL RESISTANCE TO DECAY .
I 'y STD. PLAN - 242.00
+ + PUBLIC WORKS FLOW SPREADER - OPTION A
�NTo� DEPARTMENT ANCHORED PLATE
MARCH 2008