Essex County OPP officers are investigating after two tractor trailers collided in the eastbound lanes of Highway 401.
It happened around 7 p.m. Monday between Puce Road and Belle River Road.
One of the trucks caught on fire after the crash.
The fire was put out by Lakeshore Fire and Rescue. The eastbound lanes of the 401 between Puce Rd and Belle River Rd were closed until about 11 p.m. while the scene was cleared.
No injuries were reported.