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 1872mm]
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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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Enclosed, stainless steel vertical springs for easy opening (also available with removable bolt-on spring housings)
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Recessed staple and other locking devices
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Frame skirts for easy casting into a concrete top slab
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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 & other hardware
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Custom lettering
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Anodized finish
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Stainless steel safety chains
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Fall Trough Prevention Systems
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Slip resistant surface bonded to cover plate
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Hinge covers on same long side (springs would be horizontal)
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STANDARD SPECIFICATIONS
The angle frame floor access door shall be Model AHD as manufactured by U.S.F. Fabrication, Inc. with the size being specified on the plans.
Covers: 1/4-inch (6.4mm) aluminum diamond plate covers reinforced for occasional, off-street AASHTO H20-44 wheel loading. Equipped with cast aluminum flush lifting handle and 316 stainless steel hold-open arms with red vinyl grips that automatically keep the covers in their open/upright positions. (Upon request, manufacturer shall provide structural calculations showing that the door design meets the loading requirements of AASHTO H20-44.)
Lift Assist: Stainless steel open vertical springs for easy opening.
Frame: Extruded aluminum with integral anchor flange and door seat on all four sides. Bituminous coating on frame surface in contact with concrete.
Hardware: 316 stainless steel hinges and tamper resistant bolts/locknuts.
Security: A 316 stainless steel slamlock with thread plug, removable outside key and fixed inside handle. The slamlock latches onto a 316 stainless steel striker plate that is bolted to the frame.
Finish: Aluminum covers and frame have mill finish which is protected during shipping and installation by an attached adhesive-backed vinyl material.
Installation: Installation shall be in accordance with the manufacturer’s instructions. The entire frame including the seat on which the reinforcing rests shall be supported by concrete or other material designed to support the specified load.
Warranty: Manufacturer shall guarantee against defects in materials and workmanship for a period of ten years.
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