A ROOF FALL OCCURRED IN THE 1ST S.W. PANEL UNIT #1 IN ENTRY #2 @ SURVEY STATION 15+60. THE FALL MEASURED 50' LONG X 18.5' WIDE X 9' THICK. THIS AREA HAD BEEN BOLTED WITH 8' FULLY GROUTED BOLTS WITH STRAPS. ALL APPROACHES TO THIS AREA HAVE BEEN BOLTED WITH 8' FULLY GROUTED BOLTS WITH STRAPS. ALL APPROACHES TO THIS AREA HAVE BEEN TIMBERED OFF.