Did it crack when it was lifted into place? Was it a snapping steel support that did it in? Or was it a fatally flawed design from the start? And what was the doomed construction crew member doing ...

The Florida International University pedestrian overpass that collapsed catastrophically during construction last week was advertised as a “cable-stayed” bridge, but it actually wasn’t: Instead, it ...

Corrections and clarifications: This story has been corrected to describe the pedestrian bridge as a truss design, despite its cosmetic appearance as a cable-stayed bridge. The central column and ...

In their competing accounts of what went wrong before last year’s Florida pedestrian bridge collapse, both the contractor and designer agree on one point: The concrete was never “roughened” at ...