Open Web Steel Joist Roof

Our joists and girders are engineered and manufactured in accordance with the specifications of the steel joist institute.

Open web steel joist roof. Joists are custom made structural steel components used to support the floors or roof of a building. Multi pitched top chord joists. We offer superior products personalized customer service and a proactive approach to safety for customers and employees alike all to meet your unique needs and to keep. In structural engineering the open web steel joist owsj is a lightweight steel truss consisting in the standard form of parallel chords and a triangulated web system proportioned to span between bearing points.

Founded in 1973 canam steel corporation csc is a service oriented manufacturing company that manufactures open web steel joists and a variety of steel deck products. Steel joist institute. Pre welded clips on 2 centers for wood or steel secondary framing. The k series joist web is a single bent bar running zig zag between top and bottom chords.

K series bar joists are designed for use typically with lighter loads and are most common in roof design. The use of a system of steel joists and steel deck is a solution of choice resulting in significant savings. A sl series truss is a single slope truss that includes steel girders and steel columns with clear span widths from 10 through 80 with available eave heights of 8 through 20. K joists are used typically where shorter span conditions are required.

Typically used in non residential construction steel joists and joist girders provide an economical system for supporting floors and roofs. In the late 1950 s redbuilt s founders invented an innovative composite steel and engineered wood open web truss. Double pitched top chord joists. Sds formerly msds technical information.

Maximum allowed duct sizes vierendeel openings. Single pitched top chord joists. Options to set the roof girders on wood post or concrete wall also available. Open web steel joists are an engineered truss like construction component used to support loads over short and long spans alike.

Since then this design solution for architects and engineers has evolved to support large floor areas and large roof spaces of up to and over 100 feet wide. Open web steel joists are relatively light in weight fabricated in a shop setting and have a trussed web. Lh and dlh joists have heavier chords and web members for heavier loads and longer spans. The main function of an owsj is to provide direct support for roof or floor deck and to transfer the load imposed on the deck to the structural frame i e.

Planning design tools.