Updated Feb. 6 at 9:45 a.m.
Highway 400 northbound has been reopened in the MacTier area, the OPP said in a tweet issued at 10:25 a.m. Tuesday.
Original story:
Highway 400 northbound remains closed between Tower Road and Healey Lake Rd MacTier due to a disabled tractor trailer.
OPP are the on scene. The northbound lanes have been shut down since around 4 a.m.
