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OUTFALL TO STREAM DUMP NO POLLUTANTS
TOP 3/8" (9mm) RECESSED
LETTERING
NOTES
1. Provide two slots in the grate that are vertically aligned with the holes in the frame.
Location of bolt-down slots varies among different manufacturers.
2. Refer to Standard Specification 9-05.15(2) for additional requirements.
3. The thickness of the grate shall not exceed 1 5/8".
4. Unless otherwise specified, vaned grates shall be used with standard frame
in the travel way, gutter or shoulder. vaned grates shall not be located
within crossroads. Use vaned grates along rolled curbs.
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BOLT-DOWN SLOT DETAIL
ISOMETRIC SEE NOTE 1
STD. PLAN - 204.40
+ A . PUBLIC WORKS RECTANGULAR
�NTo� DEPARTMENT HERRINGBONE GRATE
MARCH 2008