Parts for Calif.'s $6.4B Bay Bridge to be reinspected

04/3/2013 | San Francisco Chronicle (free content)

Caltrans will conduct a "complete forensic analysis" of bolts, fasteners and other parts provided by Dyson Corp. for the $6.4 billion Bay Bridge in California after steel rods from the company broke during the final stages of the project. Earlier tests on some galvanized-steel rods had raised doubts about "their ability to stretch during an earthquake," but engineers approved using them without knowing how brittle they could become, Caltrans said. "We will ascertain any cost and schedule implications once the best solution consistent with the design life of the bridge and performance expectations are met," Caltrans Director Malcolm Dougherty said.

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