The southbound collector lanes of Highway 400 in Vaughan are expected during the afternoon rush hour due to a collision.
Ontario Provincial Police say a dump truck was involved in a single-vehicle crash on the highway near Highway 7.
The collision resulted in a diesel spill, forcing the closure of the collector lanes, OPP say. The highway is expected to reopen at 6 p.m.
Meanwhile, the driver of the truck was transported to the hospital. There is no immediate word on the extent of his injuries.