When a bridge is replaced on an active highway, time is of the essence. That was the case with a recent Barnhart project for the Connecticut Department of Transportation (CTDOT). The company was hired to replace both the eastbound and westbound bridges on I-84 at Marion Avenue in Southington, Connecticut.
According to the Hartford Courant, nearly 85,000 people travel that portion of I-84 every day, so closing a section of the interstate was a major disruption of traffic. To mitigate the problem, the project had to be completed over a weekend.
The old bridge, built in 1964, was too rusted and deteriorated to repair. So while CTDOT engineers planned for their removal, the replacement bridges had been constructed on site over the course of several months.
At 9 p.m. on a Friday night the highway was shut down. The project had to be completed by Monday at 5 a.m. Continue reading