The joint venture of American Bridge and Fluor Corp. has reached a settlement valued at $34 million with the California Transportation Dept. (Caltrans) to end a five-year dispute involving faulty seismic anchor rods used for the $6.5-billion San Francisco-Oakland Bay Bridge rebuild.
Susceptibility to extreme seismic forces need not be a barrier to the use of accelerated bridge construction methods, according to researchers at the University of Nevada, Reno’s Earthquake Engineering Laboratory.
Six months after Hurricane Maria hit Puerto Rico on Sept. 20, landslides, broken traffic lights and reconstruction traffic make Edgar Iñesta’s commute halfway across the 100-mile-wide island a slow crawl.
Philadelphia’s U.S. Route 13/Frankford Avenue Bridge, the nation’s oldest active vehicular structure, is set to undergo rehabilitation work that will keep it in service for several decades.
Permanent floating bridges are essentially boutique structures that only make sense for certain rare kinds of sites: unusually deep bodies of water and/or bodies of water with very soft bottoms, where piers are impractical.
Three years after its much-publicized launch, Pennsylvania’s ambitious Rapid Bridge Replacement Program is well short of its goal to replace 558 structurally deficient bridges.