AN UNINTENTIONAL ROOF FALL WAS DISCOVERED DURING AN EXAMINATION IN THE BLEEDER ENTRIES OF THE #4 ENTRY 2ND LEFT PANEL #1 NE MAINS. THE FALL MEASURED 18'LONG X 18'WIDE AND WAS 6'THICK. THE FALL OCCURRED DUE TO A SLIP ABOVE THE 4' FULLY GROUTED RESIN BOLTS. NO PERSONAL INJURIES RESULTED FROM FALL AND VENTILATION AND PASSAGE WAS NOT AFFECTED. THE AREA WILL BE RESUPPORTED & BARRICADED