UPDATE: The highway reopened around 11 a.m.
OPP are on the scene of two crashes on Hwy 401 east of Belleville Tuesday.
Crews responded to a dump truck on its side, in the eastbound lanes, near the Shannonville Road exit.
Meantime, the second collision involves a tractor-trailer and a passenger vehicle.
No injuries have been reported in either incident.
Officers say once the vehicles are moved and the road is salted, it will be reopened, however, an exact time is not known.
Hwy 401 is closed between the Cannifton Road/Highway 37 exit in Belleville and the Marysville Road/Highway 49 ramp.