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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 CONSTRUCTION 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.My Favorites
05AREA DRAINAGE CASTINGS
SECTION 05 > LB 6900 SERIES
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LB 6900 SERIESHeavy Duty Trench Grates and Frames Standard trench grates and frames conforming to ASTM A48, Class 35B for GRAY IRON and rated for heavy duty traffic loading conditions (AASHTO H20) applications. The grates measure 23-7/8" long and the side frames are furnished in 48" lengths. Bolted assemblies are also available upon request. Coating: Asphaltum (black) paint finish.
Catalog NumberGrate WidthTrench WidthHeightApprox. Assembly Weight (lb/ft)Approx. Weight of Frame and Grate
LB 69018"6"2"38 lbs25 lbs
LB 690210"8"2"52 lbs39 lbs
LB 690312"10"2"56 lbs43 lbs
LB 690414"12"2"63 lbs50 lbs
LB 690517"15"2"75 lbs62 lbs
LB 6906M220"18"2"78 lbs65 lbs
LB 690723"21"2"131 lbs118 lbs
LB 6908M226"24"2"190 lbs175 lbs
*Note: Solid covers may also be available. Please contact our Sales Department to review product selection options.

Please refer to LB 7380 Series for gray iron ADA rated grates and frames.
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