The OPP say there were no serious injuries as a result of a single vehicle accident on the Kenora By-Pass.
The accident took place shortly after noon yesterday near the intersection of Beryl Winder Road.
Police say an eastbound vehicle lost control and struct the guard rails on the north side of Highway 17-A.
The vehicle flipped over, blocking both lanes of the road.
The By-Pass was shut down for about an hour while the wreckage was cleared.