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.
Workers completed substantial construction on D.C. United's $500-million soccer-specific stadium in time for the team to host its first Major League Soccer match on July 14.
A horizontally curved, precast- concrete, trapezoidal type of box-girder design that shaved some $9 million off an interchange project in Orlando, Fla., is attracting growing interest from the bridge engineering industry.