A section of Perth Line 86, west of Dorking, was closed early Thursday morning following a two-vehicle collision.
A preliminary OPP investigation revealed that a pickup truck travelling west on Perth Line 86 entered the east lane around 1:30am, and collided with a van.
Both drivers were transported to hospital where they were treated for major injuries. Both have been transported to a London hospital for further treatment.
Perth Line 86 was closed until 9:30am Thursday morning between Perth Rd. 121 and Road 116 while police conducted an investigation and site cleanup.