Chances are, there won’t be overhead beams on the permanent span that replaces a collapsed section of the Interstate 5 Skagit River bridge. State engineers are now focusing on a steel-girder ...

Several steel truss bridges like the one that failed over the Skagit River Thursday cross rivers in Southwest Washington, and a few of them have troubles. None is considered unsafe, though ...

The final steel truss span of the Old Bay Bridge sits next to the new Bay Bridge as it waits to be removed, in Oakland, CA, on Tuesday March 28, 2017. Michael Short/Special to The Chronicle.

To spectators, the 10-hour lift of a 528-ft-wide, 2,650-ton steel-truss-span assembly that is part of the Huey P. Long Bridge widening project may have seemed like watching paint dry, says John ...

A 528 ft-wide, 2,650-ton steel truss span, supported by a U-shaped stability frame, is being readied for lift and placement on June 19 as part of a $1.2 billion widening project for the Huey P ...

Long-span steel truss beams create large open spaces. The lightweight steel bar joist must be viewed by firefighters as extremely hazardous in roof and floor construction for two reasons: ...

SEQUIM — Construction crews were busy Thursday morning preparing the second steel truss span section for installation on the western trestle of the Dungeness River Bridge. The first span section was ...

Farther downstream, a similar steel truss bridge on Highway 11 in the Kelly area, will soon be coming down as well. The two were part of three steel bridges built in Bladen County in the 1950s.