A ROOF FALL OCCURRED IN THE MAIN EAST AT #49 CROSSCUT BETWEEN THE NORTH SIDE TRAVELWAY AND THE BELT. THE FALL WAS 30'LONG, 18'WIDE, & 8'HIGH. THE FALL DID NOT AFFECT VENTILATION, TRAVEL, DAMAG E EQUIPMENT OR CAUSE ANY INJURIES. THE AREA WAS BOLTED WITH 6'POINT ANCHOR BOLTS.