A Bowling Green man was treated at Blanchard Valley Hospital following a tractor-trailer accident in the Cooper Tire parking lot Saturday morning, Findlay police reported.

According to police, William Tefft, 45, of Bowling Green, was driving the semi in the north parking lot at Cooper at 10:05 a.m. when an unknown event caused the truck to roll on its side. Tefft was able to remove himself from the vehicle under his own power but was unable to describe what occurred as he suffered a head injury in the accident, police reported.

Tefft was transported to the Blanchard Valley Hospital by Hanco EMS for treatment of a laceration to the back of his head and a possible concussion, according to police.

No citation was issued. The Findlay Fire Department assisted at the scene.