Many renovated buildings replace wood and masonry structural elements with steel. The replacement of heavy wooden roof and floor joists with the lighter steel open-web bar-truss joists is a common ...

Dear Jason: Look for a new contractor. Special designs of roof trusses are available, some not priced much higher than standard trusses, specifically designed for attic storage areas or full rooms.

Trusses are a fundamental tool in an engineer’s toolbox — a structurally simple way to transfer weight from one part of a roof to the walls or columns that are designed to withstand the effects of ...

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Roof framing has undergone a quiet revolution over the past half century. Trusses are gradually replacing the conventional rafters, to the point that nowadays more than 80 percent of new residential ...

The American Iron and Steel Institute (AISI) has published three new cold-formed steel framing research reports: 1) “RP15-3: Advancing Seismic Simulation of Cold-Formed Steel Framed Buildings,” 2) ...

The new enclosure is flanked on two sides by the L-shaped walls of the house and on one side by an original freestanding brick wall. A new glass wall incorporates a pair of motorised glass entrance ...