AN UNPLANNED ROOF FALL OCCURRED ON 6-12-2000. THE ROOF FALL WAS LOCATED AT THE GLORY HOLE, ENTRY #3, ON BRK. INBY SPAD #318. DISTANCE FROM ACTIVE FALL WAS APPROX. 2000'. THERE WAS NO PERSONNEL INJURIES AND NO EQUIPMENT WAS INVOLVED. SIZE OF FALL MEASURED 20' X 20' X 4'. ALL ENTRANCES TOFAL HAVE BEEN BREAKERED OFF. AREA WILL BE REHABILITATED.