Crashes on both the northbound and southbound Don Valley Parkway caused major delays on the highway during the morning rush hour.
A crash involving a GO bus occurred in the northbound lanes of the highway near Dundas Street and police said passengers were on the bus at the time.
No injuries were reported.
A collision in the same area in the southbound lanes jammed up the highway in that direction.
Police have said a collision in the southbound lanes resulted in impaired driving charges.
By 10 a.m., both collisions had cleared and traffic was moving again.
