STANDARD SIZES (custom sizes available)
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FRAME OPENING Width x Hinge Side
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30” x 48” [762mm x 1219mm]
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48” x 48” [1219mm x 1219mm]
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30” x 54” [762mm x 1372mm]
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48” x 54” [1219mm x 1372mm]
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36” x 48” [914mm x 1219mm]
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48” x 72” [1219mm x 1829mm]
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36” x 60” [914mm x 1524mm]
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60” x 60” [1524mm x 1524mm]
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42” x 48” [1067mm x 1219mm]
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OPTIONS
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Stainless steel horizontal springs for easy opening
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Stainless steel watertight slamlock and other locking devices
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Frame skirts for easy casting into a concrete top slab
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Odor reduction gasket riveted to frame
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Fiberglass insulation with metal liner
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Nut rails with stainless steel sliding nuts for attaching cable holders, brackets and other hardware
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Custom lettering
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Stainless steel safety chains
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Fall Trough Prevention Systems
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Side drain threaded coupling (instead of standard bottom drain)
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Slip resistant surface bonded to cover plate
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Mill finish (no shop primer)
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Hot dipped galvanized finish
- All 304 stainless steel material
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All 316 stainless steel material
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Hinge covers on same long side
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STANDARD SPECIFICATIONS
The trough frame floor access door shall be Model TPD as manufactured by U.S.F. Fabrication, Inc. with the size being specified on the plans.
Covers: 1/4-inch (6.4mm) steel diamond plate covers reinforced for 300 psf (1465 kg/m2) live loading. Equipped with a steel flush lifting handle and 316 stainless steel hold-open arms with red vinyl grips that automatically keep the covers in their open/upright positions.
Frame: Trough section made from 1/4-inch (6.4mm) steel with continuous anchor on all four sides and 1 1/2-inch (38mm) threaded drain coupling.
Hardware: 316 stainless steel hinges and tamper resistant bolts/lock nuts.
Security: Steel staple protrudes through cover for user supplied padlock.
Finish: Covers and frame have one coat of shop primer.
Installation: Installation shall be in accordance with the manufacturer’s instructions.
Warranty: Manufacturer shall guarantee against defects in materials and workmanship for a period of five years.
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