More flawed bolt assemblies found in Big Dig tunnel

07/18/2006 | USA Today

Just a week after inspectors said they had found at least 242 points in a Big Dig tunnel where bolts were faulty, Massachusetts Gov. Mitt Romney said new tests in fact showed more than 1,100 bolt assemblies and more than 300 areas in the connector tunnel were unreliable. Flawed bolts were blamed for the collapse of 12 tons of ceiling panels in the tunnel, crushing a car and killing a passenger.

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