| LB 1503 SERIES24" Diameter TRAFFIC RATED Manhole Frame and Cover Assembly
General use roadway frame and cover assembly conforming to the STANDARD PLAN DRAWINGS for a number of cities, counties and agencies including LOS ANGELES COUNTY SANITATION STANDARD DRAWING S-a-228. The assembly is non-rocking and furnished with an asphaltum (black) coating. Various markings are available and the casting may be bolted upon request.
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