Engineering researchers at The University of Alabama are testing massive concrete girders in a campus laboratory to find ways for bridges to span longer distances with fewer supports underneath.

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 ...

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 ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

AIT Bridges has launched a composite “tub girder,” a U-shaped beam the company says is lighter, lower-cost and longer-lasting than typical concrete and steel girders. COURTESY / AIT BRIDGES AIT ...

KOCHI: The first concrete girder of the Kochi Metro Rail was successfully installed on Saturday early morning. The girder was installed at Pulinchode near Aluva. The ‘U- shaped’ girder was cast at the ...

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 ...

BIG SUR – After Caltrans installed nine pre-cast concrete girders at the Rocky Creek slip-out repair site on Highway 1 during a 24-hour period over the weekend, the roadway has been reopened and ...