Traffic appears to be moving again in the eastbound lanes of Highway 402 between Mandaumin Road and Oil Heritage Road following an overnight collision involving a tractor-trailer.
OPP tweeted about the closure at 11:44 p.m. on Sunday.
A tractor-trailer blocked the lanes, forcing a lengthy closure that extended into Monday afternoon.
Plympton-Wyoming Fire officials confirmed to Sarnia News Today that the highway reopened shortly before 2 p.m.
No details about the collision, such as possible injuries, have been released by Lambton OPP.