A ROOF FALL OCCURRED IN #5 ENTRY OF THE NORTH SUBMAIN AT #65 XCUT. THE FALL WAS 10' TRUCK, 30' WIDE & 30' LONG. THE FALL DIDN'T AFFECT VENTILATION, TRAVEL, OR CAUSE ANY INJURY. IT DID DAMAGE S OME BELT STRUCTURE. THE AREA HAD BEEN BOLTED WITH 8' POINT ANCHOR BOLTS.