A tractor-trailer rolled over on Route 3 south in Rocky Hill on Wednesday.
Police responded to the crash that involved the tractor-trailer and a motor vehicle on Route 3 at the intersection with West Street around 2:35 p.m.
The tractor is obstructing the right two southbound lanes on Cromwell Avenue/Route 3 just south of West Street, Rocky Hill police said.
Drivers should expect delays and are encouraged to use an alternate route on Elm Street or Brook Street to get to Route 3.
No other details were immediately available.