Construction of the Tacoma caisson of the new Tacoma Narrows bridge is five weeks behind schedule, according to a report released Monday by the state Department of Transportation. But bridge builders ...

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If you cross over the Sellwood Bridge in the next day, or pass within view of the construction zone where crews are working to build a new bridge, look down. Or, if you don't have the occasion to ...

If you've followed The Oregonian's coverage of the $307.5 million Sellwood Bridge replacement project, chances are you've come across unfamiliar words as poetic-sounding as they are puzzling. Bent.

The new Narrows Bridge was built just 200 feet south of the existing bridge. Complex stratigraphy, diverse topography, fault-zones, landslide-prone slopes, contaminated soils and endangered species.

Keywords: Seismic designs. Large pile groups. Caissons. Retrofitting. Long-span bridges. Ground motions. Soil-foundation-structure interaction (SFSI). Kinematic soil-pile interaction. Linear stiffness ...

The late US Rep. John Robert Lewis made his final journey on Sunday across the famous bridge in Selma, Alabama, where the towering civil rights figure helped lead a march for voting rights in 1965 ...

FERRISBURGH, Vt. — For more than two centuries, the waters of Lake Champlain have hidden the remains of a marvel of 18th century engineering -- a bridge built by 2,500 sick and hungry Continental ...