Many modern bridges use orthotropic steel bridge decks (OSBD), the decks being the surface sections of the bridge. OSBDs were designed to be lightweight and economical. However, this design has shown ...

The big green beam that arrived was part of a delta frame — steel triangles that support the top girders to form the steel supports of the bridge. Surrounded by a motorcade, an oversized truck ...

Demolition of Baltimore’s collapsed Key Bridge is nearly complete, with test pilings now being installed to assess support for the future structure. Engineers are aiming to begin permanent ...

The Maryland Transportation Authority says plans for the new Francis Scott Key Bridge are taking shape as demolition and test ...

The Commodore Barry Bridge is under construction. Beginning this week, a project got underway to replace its moveable concrete barrier wall with a new steel one. Installation will take "approximately ...

A new bridge between the U.S. and Canada is on the verge of being completed after workers this week installed the temporary beams that will connect the two decks over the Detroit River. With only 85 ...

Single-lane closures for Astoria Bridge maintenance will slow down but not stop traffic The Astoria Bridge will experience single lane closures for maintenance starting Monday, Nov. 10. The ...

It's official. The Gordie Howe International Bridge is connected, linking the U.S. and Canada. Officials gathered on the Canadian side of the bridge spanning the Detroit River on Wednesday to ...