A team in earthquake-prone Seattle is daring to deliver an 850-ft-tall “proof of concept” for a composite structural-steel frame, instead of a steel frame around a reinforced concrete core. For the ...

Engineered as an alternative to traditional building core construction methods, such as cast-in-place concrete, precast concrete, and masonry, this patented, steel-and-concrete hybrid system can ...

IN THE CANS Key to the steel-plate, shear-wall core are large-diameter pipe columns filled with 10,000-psi concrete. (Photo courtesy of JAJones/Absher) At the $215-million U.S. Federal Courthouse in ...

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, ...