The westbound lanes of Highway 401 at Highway 427 have partially reopened following a transport truck rollover early Friday morning.
Emergency crews responded to a call around 1:28 a.m. near Toronto Pearson International Airport.
Ontario Provincial Police said the transport truck was carrying large rolls of industrial paper, some of which were strewn on the roadway.
The truck burst into flames following the rollover.
Peel paramedics said the driver of the vehicle was transported to hospital with minor injuries.
Police said the clean-up and truck removal will take several hours to complete.
Motorists are being warned there will be significant delays for the morning rush hour.