AN UNPLANNED ROOF FALL OCCURRED IN THE RECENTLY ABANDONED ROOMS LEFT OFF 4 NOTH. FALL WAS LOCATED APPROX. 175' INBY SURVEY STATION 3513 LOCATED IN #4 ROOM. FALL RAN FROM #5 ROOM, THORUGH #4 RO OM AND INTO #3 ROOM. DIMENTIONS WERE APPROX. 19'WIDE 115' LONG 10-12' HIGH. #3 ROOM WAS BOLTED WITH 6' HY TEC BOLTS AND #4 AND #5 ROOM BOLTED WITH 4' FULLY GROUTED BOLTS, NO EQUIPMENT OR VENT