INJURED EE WAS ROOF BOLTING ON UNIT 1. HE WAS IN THE PROCESS OF MAKING UP A ROOF BOLT FOR INSTALLATION WHEN A PIECE OF ROOF ROCK FELL FROM BETWEEN THE ROOF BOLTS, STRUCK THE ROOF BOLTING MACHINE BOOM, AND BOUNCED OFF THE BOOM STRIKING HIM ON THE FACE, R. SHOULDER, AND R. ARM. EE RECEIVED A LACERATION JUST BELOW THE NOSE THAT REQUIRED 3 SUTURES. EE IS WORKING WITH SUTURES.