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 ...
The first of seven replacement girders was installed Monday, Jan. 13. Construction crews working on repairing the I-471 Daniel Carter Beard Bridge installed the first steel replacement girders Monday.
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 ...
Getting your Trinity Audio player ready... Contractors in May 2004 braced a steel bridge girder above Interstate 70 to deal with one potential problem but did not account for the catastrophic ...
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.
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