Florida agencies are embracing a trapezoidal, curved precast-concrete girder design, used in Colorado more than a decade ago, and Pennsylvania recently has adopted standards for its use. A ...

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 ...

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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 ...

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 ...

EDMONTON – An engineer says it could take weeks before the city can determine exactly what caused four steel girders at the 102nd Avenue Bridge to unexpectedly buckle. Carlos Cruz-Noguez, an assistant ...