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 ...

In this article we will continue to look at building structural systems. Last month we discussed concrete, which is one of the most basic building construction components. To review, concrete is a ...

New research shows steel I- and T-sections inside concrete beams can offset shear loss from web openings—enhancing safety in ...