Construction of the new Tappan Zee Bridge is halfway done. Work on the massive $4-billion project has reached the 50 percent mark two years after it started, Tom McGuinness, construction compliance engineer for the New York State Thruway Authority, said Wednesday…

Alabama Researchers Focus on Making Bridge Girders Stronger and Longer
TUSCALOOSA, Ala. — Engineering researchers at The University of Alabama are testing massive concrete girders in a campus laboratory to find ways for…