One promising technique for the seismic design of highway bridges with steel superstructures is to dissipate energy through the inelastic deformation of the end cross frames. These so-called ductile ...

AIT Bridges, based in Brewer, on Tuesday unveiled a new bridge girder made of composite materials, and says the product is lighter and longer-lasting than traditional concrete and steel girders. The ...

Keywords: Seismic performance. Steel plate girder bridges. Superstructures. Cyclic tests. Shaking table tests. Transverse seismic loads. Flexural-torsional response ...

Tokyo, Japan – Researchers from Tokyo Metropolitan University have carried out a detailed simulation showing how a common type of bridge fails during large-scale earthquakes. They modeled “I-shaped ...

The Grist Mill Bridge, a 75-ft single-span bridge in Hampden, Maine, is the first in the nation to use composite tub girders with no concrete reinforcement in the superstructure, say officials. The ...

As part of the Lincoln County Bridge Replacement Program, Oldcastle Precast of Spokane, Wash., fabricated 136.8-ft.-long prestressed concrete super girders for the new Miles Creston Bridge in Lincoln ...

Hussam N. Mahmoud is chair of the American Society of Civil Engineers' Steel Bridges Committee and Fatigue and Fracture Committee. For the second time in a row, America’s infrastructure has earned a ...

TARRYTOWN - On a foggy Friday afternoon on the Hudson River, crews secured yet another chunk of blue steel to the concrete pillars that will eventually hold up the road on the new Tappan Zee Bridge.

Consider thanking the birds that an 8-foot-long crack in a steel girder on the Norman Wood Bridge was found on Monday, prompting the bridge’s closure. PennDOT moved up the bridge’s routine inspection ...

The BMC successfully shifted the steel girder on the southern side of the Gopal Krishna Gokhale bridge, a key east-west connector in Andheri on Wednesday night. The operation involved moving the ...