...problems during construction appear to be more profound, says a senior contractor on a nearby job. "We know they had problems. They stopped production altogether [for weeks]," he says, speaking on terms of anonymity.
"Work stopped early during vault erection while the contractor jacked up the shells to allow repairs to columns," says the observer. "They repaired all the columns with external glass-fiber reinforcing [and] the deflection of the shell was bigger than expected," he adds.