Open Web Steel Joist Roof Detail

Open web joists determine their bearing requirements as estab lished by the steel joist institute.

Open web steel joist roof detail.

They are designed as simple spans supporting equally spaced concentrated loads for a floor or roof system. These concentrated loads are considered to act at the panel points of the joist girders. Single pitched top chord joists. Double pitched top chord joists.

In so doing it utilizes the economy and strength of open web steel joists and joist girders and the low insulation costs high diaphragm capacities and unique erection method of the panelized wood roof. Browse companies that make steel joist framing and view and download their free cad details revit bim files specifications and other content relating to steel joist framing as well as other product information formated for the architectural community. Planning design tools. Multi pitched top chord joists.

The panelized hybrid wood steel roof system joins open web steel joists and joist girders with apa rated sheathing. Open web steel joists and joist girders for revised loading conditions. The minimum bearing requirement on masonry for a k series joist is 4 inches. 05 12 00 structural steel framing.

Part 2 of this series will discuss and demonstrate methods to modify open web steel joists and joist girders to increase the load carrying capacity or repair damage. Sds formerly msds technical information. Joist girders are open web steel trusses used as primary framing members. The k series joist web is a single bent bar running zig zag between top and bottom chords.

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. Open web steel joists and joist girders reduce costs and project timelines standard steel joists and joist girders are crucial tried and true components of your roofing and flooring building system. This webinar parallels the steel joist institute publication technical digest no. Lh and dlh joists have heavier chords and web members for heavier loads and longer spans.

If the joist is detailed to be an chored to a steel bearing plate. Open web steel joists are relatively light in weight fabricated in a shop setting and have a trussed web. 05 21 19 open web steel joist framing. Steel joist institute.

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. Our joists and girders are engineered and manufactured in accordance with the specifications of the steel joist institute. K series joists range from 8 to 30 inches in depth with a maximum span of 60 feet. Maximum allowed duct sizes vierendeel openings.