Middlesex County OPP say they are investigating after a transport truck rollover on the Highway 401 eastbound on ramp at Wellington Road.
Police have closed access to both eastbound ramps from Wellington Road to assist with the removal of the vehicle.
Motorists are being aske for patience and to find alternate routes to access Highway 401 eastbound.
The truck's driver sustained minor injuries as a result of the collision.
The investigation is in its preliminary stages and police reopened the road shortly after 4 p.m.
