SureSTEP Specifications that Benefit You
WPSS’ engineering team designs SureSTEP stairs, work platforms, gates and railings to meet or exceed IBC and seismic requirements. WPPS’ state-of-the art manufacturing technology executes the innovative designs as envisioned and then SureSTEP stairs, work platforms, gates and railings are subjected to the industry’s foremost product and seismic testing.
You can depend that the resources you invest will insure a safe, dependable working environment for years to come. Every time anybody moves above ground their chances of an accident increase. Be Safe, Be Sure with SureSTEP.
- SureSTEP stairs, work platforms, gates and rails are designed in compliance with international safety standards. Be Safe and Secure – Trust SureSTEP.
- Industry-leading product testing – WPSS stands at the front of the pack when it comes to testing its products. They must meet seismic standards before anyone sets foot on them. Your safety and Western’s reputation rest on this.
- Two standard widths: 34″ and 36″ID (between handrails)
- Stair Tower interfaces with WPSS multi-level pick modules and pallet rack pick modules
Galvanized or Painted Rigid Frame System of Work Platforms:
All steel framing members are cold formed from G60 galvanized ASTM A446, Grade D, high tensile steel with minimum yield of 50,000 PSI.
Galvanized or Painted Square Columns
Square Columns: 9″ square, welded to a minimum 14″ x 14″ x 1/2″ baseplate. The baseplates are secured with four 3/4″ epoxy or wedge anchors. See individual city requirements for type and embedment.
Beams: “C” or “Z” shapes, come in 12″, 16″, or 20″ sizes and are 10 or 12 gauge, typically. Connections are made with ASTM A490 3/4″ HD bolts (non-galvanized per manufacturer’s specifications).
Struts: “C” shape, standard in 12″, 16″ or 20″ sizes and are either 10 or 12 gauge, typically. Connections are made with ASTM A490 HD bolts. Joists: “C” shape, 8″, 10″, 12″, 14″, 16″ or 20″, and are 14, 12, or 10 gauge, typically. Connections are made with “L” shaped clips and 5/8″ bolts.
Wood over B-Deck: 3/4″ or 1-1/8″ HD fiberboard over 1-1/2″ galvanized B-Deck in 18, 20 or 22 gauge. Secured with #12 x 3/4″ tek screws and #9 x 2″ bugle head tek screws.
Bar Grating: Standard 1″ x 1/8″ galvanized or painted bar grating secured with galvanized saddle clips and #12 x 1-3/4″ tek screws.
Plank Pak: 2″ x 9″ nonskid galvanized surface features embossed dimples with traction holes. Secured with j-bolts/clips and #12 x 3/4″ tek screws.
Diamond Plate: 1/4″, 3/16″ or 1/8″ galvanized, painted or plain diamond plate over 1-1/2″ galvanized B-Deck. Secured with #12 x 3/4 tek screws and #8-32 x 1″ truss head screws.
Concrete: Galvanized concrete form decking, secured with #12 x 3/4″ tek screws. After installation the form is filled with concrete by others.