EE WAS ASSIGNED TO REINSTALL A TIRE ON A POWDER TRUCK WHICH WAS INSTALLED BACKWARD BY HIM ON 9-2-03. THE EE REMOVED ALL THE LUGS BUT LAST LUGBROKE AND TIRE SPRANG FORWARD ABOUT 2 FEET, EE ATTEMPTED TO AVOID TIRE. THE TIRE STRUCK THE EE ON THE RIGHT LEG JUST ABOVE THE ANKLE RESULTING IN A FRACTURE OF THE DOTOL FIBULA.