"In the structural steel construction of moment-resisting buildings, towers, and similar structures, most commonly in the past, the flanges of beams were welded to the face of columns by ...

This is one of the five new connections designed by NIST engineers. Four dumbbell-shaped "link plates" each have one end embedded in a concrete beam ...

Q: I’m building a new home and visited the job site a few days ago. I was aghast at a possible defect in my foundation. Parts of the concrete foundation are suspended in midair. The walls are only ...