FAIRFIELD — A tractor-trailer accident involving multiple vehicles caused big northbound delays on Interstate 95 Tuesday afternoon.

The accident closed the left lane between exits 22 and 23 in Fairfield around 12:45 p.m., the Department of Transportation indicated.

By 12:48 p.m., northbound traffic was congested for nearly six miles as a result of the accident, according to the DOT.

The accident was cleared in less than a hour. No information regarding injuries of those involved was immediately available.