A ROOF FALL OCCURED ON UNIT #2 SE PANEL AT SURVEY STATION 25 & 50 BETWEEN ENTRIES 5 & 6. THE FALL MEASURED 50' L X 15' WIDE X 9' THICK. THIS AREA HAD BEEN SUPPORTED WITH 6' FULLY GROUTED AND 9 ' DOUBLE LOCK BOLTS. ALL APPROACHES TO THIS AREAHAVE BEEN TIMBERED OFF.