Making Short Work of Long Spans
Taking a Detour: Traffic on I-93, which carries about 200,000 vehicles a day, was rerouted to alternate lanes during the bridge switch-outs.
Photo Courtesy of the Massachusetts Dept. of Transportation
Taking a Detour: Traffic on I-93, which carries about 200,000 vehicles a day, was rerouted to alternate lanes during the bridge switch-outs.
Photo Courtesy of Tetra Tech Rizzo
Rapid Recovery: The JV team demolished and replaced 14 bridges in 10 weekends using prefabricated units that were stored and prepositioned off site.
Photo Courtesy of the Massachusetts Dept. of Transportation
The project's methodology is already being "mimicked" in other states like Virginia, Rapp says. He adds that so far "nobody has ever undertaken a project of this magnitude."
I-93 Fast 14 Rapid Bridge Replacement Project, Medford, Mass.
Key Players
Owner/Developer: Mass. Dept. of Transportation
General Contractor/Construction Manager: JV of J.F. White Contracting Co.; Kiewit Corp.
Structural Engineer: Gill Engineering Associates; Dewberry-Goodkind
Lead Designer & Civil Engineer: Tetra Tech Rizzo
Submitted by: J.F. White Contracting Co.; Mass. Dept. of Transportation; Kiewit Infrastructure Group
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