Tampa-Hillsborough Expressway Authority has settled in full with the insurers of URS Corp., San Francisco, for $74.75 million in claims for the 2004 collapse of a section of elevated highway during construction. Three piers sank under a 140-ft post-tensioned section in April 2004 on the 9-mile-long Reversible Express Lanes project. One of them sank 11 ft and the others a few inches, says Sue Chrzan, Authority spokeswoman. The mediated agreement was reached without determining a cause of the collapse. FIGG Engineering Group, Tallahassee, Fla., designed the box-girder structure, and the Authority will receive $750,000 previously escrowed for claims resolved with
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