07 Misc. Metals-Flood Control, Storm Drains, Storm Sewer
SPPWC 305-4 GRATING CATCH BASIN - ALLEY (TRANSVERSE)
STEEL GRATE and FRAME Assembly for Alleys (TRANSVERSE)
Heavy duty traffic rated grate and frame assembly conforming to the STANDARD PLAN DRAWINGS for a number of cities, counties, agencies and organizations including SPPWC (APWA) 311-4, CITY OF RIVERSIDE, and RCFC & WCD. Bicycle friendly carbon steel and cast ductile iron grates are also available (see our Models LB 324D, LB S-342-4). Grates and frames are furnished with a hot dipped galvanized finish and support beams are available for structures requiring multiple grates.