INJURED WAS OPERATING ROOF BOLTER WHEN ROOF BUMPED. HE RAN OUTBY ROOF BOLTER AND WAS STRUCK WITH PIECE OF ROOF ROCK WHICH RESULTED IN MULTIPLE INJURIES. DISLOCATION OF FIBULA AND FRACTURE OF F IBULA, FRACTURED MANDIBLE, BROKEN TEETH, FRACTURED LEFT ULNA, AND 3 LACERATIONS TO FACE.