BOSTON (CBS) — Newly released surveillance video shows the moment steel columns fell like dominoes at a Boston University construction site, taking two workers down with them. If you look closely, you ...

A project to build a 20-story hospital tower on the Henry Ford Health campus in Detroit has marked a worldwide first with placement of four W14x1000 steel columns installed at the bracing core at the ...

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 ...

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 ...

Metal building system builders have an option to use straight columns or tapered columns to hold up the structure. In many metal building applications, straight columns may have more steel than they ...

Builders of the tallest office tower under construction at ground zero have set a 70-ton piece of steel into place — the largest column installed yet at the building. Three more columns are set to go ...

A 35-foot steel column fell off a crane this morning at the World Trade Center, crushing a vehicle on the site and leading to a partial shutdown of construction, officials said. The incident occurred ...

Thanks to a number of key innovations, steel is playing a greater role in residential high-rises, senior and student housing, and taller mixed-use developments, says architect Jayshree Shah, AIA, ...