(12) Concentrated Load: A load that is concentrated over a Small area. Example, a pedestrian load, or light equipment load. Concentrated loads are shown in # per ft. of grating width measured perpendicular to span. (i.e., in SWD Direction.) Uniform Load: A load that is equally distributed over all of the clear span. Measured in # per sq. ft. (i.e., inventories stacked on shelving.) Deflection: The deviation in inches from the original plane when the grating is placed under a load. Clear Span: The distance between supporting members measured from the inside bearing point of one supporting member to the inside bearing point of the next supporting member.
Welded stair treads are manufactured from standard 194 Grating with a patterned floor plate nosing and pre-punched end plates to facilitate installation. These weights are based on use of 194 Welded Grating and a base tread length of 18". For each additional inch add the appropriate weight from table for Bearing Bar Sizes. For 1/8" Bearing Bars deduct 10% from weights.
Closed Meshed Grating is a pressure locked grating product, produced with close bar spacings to accommodate the requirements for pedestrian comfort and safety. Typical applications include: Building Entrances, Air Duct and sidewalk installations when ventilation and easy access are required. Closed Meshed Grating is available in carbon steel, stainless Steel and Aluminum. This product complies with standards as established by the American Disabilities Act (A.D.A.).
All close mesh types shown below are with 4 inch cross bar centers. Two inch cross bar centers are also offered and can be specified with the letter "F"- i.e. CMF-1 through CMF-5.
Grip Strut is a lightweight metal grating designed for safety underfoot. The unique one-piece diamond shaped construction provides slip resistance in all directions. Grip Strut is ideally suited for all walking/working surfaces where mud, ice, snow, grease, oil and detergents create slippery or hazardous conditions. Grip Strut grating is commonly used for work platforms, industrial flooring, catwalks, balconies, storage areas, walkways and stair treads.
Plain HRP&O Steel & Aluminum available upon request and special quotation. Hot Dip Galvanized after fabrication is available upon request and special quotation. Special fabrication, cutting or specialty configurations available upon request and special quotation. Heavy Duty Grip Strut is a one-of-a-kind plank grating sporting a hefty 24 foot clear span capability. Heavy Duty Grip Strut Safety Grating products offer the advantages of regular Grip Strut plus the capabilities for greater loads and/or longer spans. Heavy Duty Grip Strut walkways are ideal for process plants, refineries, grain elevators, conveyor walkways, underbridge inspection walkways, papermills, etc. Heavy Duty Grip Strut is more competitive than ever against Bar ...
Grate-Lock Grating is an easy-to-install system of interlocking planks, treads and accessories, providing safe, sturdy footing for mezzanine floors, platforms, walkways and other applications. Increased load performance has been achieved through interlocking planks and a "ventilated'' rung design. Hundreds of sole-gripping dimples insure a safe surface in all kinds of environments. Grate-Lock lets you specify lighter gauge steel for substantial material savings.
Bushwick Metals offers a full range of standard and nonstandard Stair Tread products from Grip Strut, Heavy Duty Grip Strut, Perf-O Grip Traction Tread, and Grate-Lock. Products will be offered with or without abrasive nosing.
Bushwick Metals offers a large variety of ladder rungs for use in different environments and industries. Grip Strut On-Diamond Ladder Rungs are ideal in environments where safe footing is hard to come by. Grip Strut Ladder Rungs ensure maximum slip resistance and safe footing. Traction Tread Ladder Rungs are ideal for use in hand-over-hand ladder applications where safe footing is also required.
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Corporate Office: Bushwick Metals Inc. 560 North Washington Ave. Bridgeport, CT 06604