One man is dead following a tragic dirt biking accident. Just before 8:30pm on Wednesday, Barrie OPP and EMS responded to Line 3 South of Highland Drive in Oro-Medonte Township. Police say a man who was driving a dirt bike went into a construction site and struck a pile of gravel.  He was pronounced dead on scene. Police have confirmed that the male driver who died is 49-year old David Fisher of Barrie. The investigation is ongoing.