Michael J. Abrahams, Parsons Brinckerhoff Quade & Douglas, Inc. The design of the bridge was challenging because of the need for a cost-competitive design, a ductile and relatively lightweight structure to satisfy the relatively high seismic demands, a structure strong
COOPER RIVER BRIDGE—A HIGH PERFORMANCE CONTRACT
Charles Dwyer, South Carolina Department of Transportation The Cooper River Bridge Project involves the replacement of two existing river crossings between Charleston and Mount Pleasant on the coast of South Carolina. The new crossing has an overall length of approximately
Question and Answer
Question: What is the status on the use of self-consolidating concrete in bridges? Answer: Self-consolidating concrete (SCC) is a highly workable concrete that flows easily into the formwork and around congested reinforcement without segregation. SCC has been used extensively for
HPC TESTS — SULFATE RESISTANCE
Rachel Detwiler, Braun Intertec Three factors are important for the sulfate resistance of concrete — the severity of exposure, selection of cementitious materials, and concrete permeability. Exposure The severity of exposure needs to be determined based on the concentration of
GALVESTON BAY BRIDGES
Kevin Pruski, Texas Department of Transportation In June 2003, the Texas Department of Transportation (TxDOT) awarded a contract to replace two parallel structures connecting Galveston Island with the Texas mainland. The northbound bridge built in 1938 and the southbound bridge