One driver was taken to hospital with unknown injuries after two transports collided on Highway 40 Wednesday afternoon.
Lambton OPP said the crash occurred at around 2 p.m. in the area of Scott and Churchill Roads.
Police said there were no leaks or spills of cargo being hauled, however there was some engine fuel that leaked as a result of the collision.
Highway 40 westbound was closed in the area for over three hours reopening before 6 p.m.
No charges have been laid at this time and the investigation is ongoing.