01CIRCULAR NON-TRAFFIC RATED MANHOLE FRAMES & COVERS02CIRCULAR TRAFFIC RATED MANHOLE FRAMES & COVERS03GRAY IRON MONUMENT CLEANOUT FRAMES & COVERS04GATE CAPS, MONUMENT MARKERS & CENTER PIECES05AREA DRAINAGE CASTINGS06AIRPORT & PORT AUTHORITY DUCTILE IRON CASTINGS07MISC. METALS: FLOOD CONTROL, STORM DRAINS, STORM SEWER08MISC. METALS: HWYS, ROADS, BRIDGE DECK DRAINAGE SYSTEMS09MISC. METALS: PUMP STATIONS, SANITATION, WATER TREATMENT FACILITIES, STORM WATER POLLUTION CONTROL, ETC.
07MISC. METALS: FLOOD CONTROL, STORM DRAINS, STORM SEWER
LB 1580TW SERIESTRAFFIC RATED Area Grate and Frame Assembly Fabricated carbon steel grate and frame assembly rated for traffic service loading. Furnished with a galvanized coating, the grates and the frames may be bolted with vandal resistant locking devices upon request. Note: the grates are not ADA compliant.
Catalog NumberClear Opening of Frame
LB 1581TW10" x 10"
LB 1582TW12" x 12"
LB 1583TW16" x 16"
LB 1584TW18" x 18"
LB 1585TW22" x 22"
LB 1586TW24" x 24"
LB 1587TW36" x 36"
* Please refer to LB 1580NT and LB 1580T Series for ADA (narrow slot) grates and frames.

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