Westbound lanes of Highway 401 remain closed for now at Highway 40 following a tractor-trailer rollover this morning.
Chatham-Kent OPP say the accident took place about 5:30 a.m. when the semi rolled onto its right side and caught fire.
Police say no one was injured and the incident is under investigation.
The Ministry of Environment and the Ministry of Transportation have both been contacted.
Tow trucks and a crane are on the scene to remove the truck.