A CONTINUATION OF A PREVIOUS ROOF FALL WAS DISCOVERED DURING AN EXAMINATION IN A NON-ACTIVE AREANO 1 RETURN ENTRY 130' INBY SPAD 46141. THE FALLMEASURED 20'LONG X 20'WIDE X 6' THICK & OCCURED DUE TO SUBNORMAL CONDITIONS ABOVE THE 4' RESIN BOLTS. THE AREA WAS DEVELOPED JUNE 2003. VENTILATION & THE PASSAGE OF MEN WERE NOT AFFECTED & NOPERSONAL INJURIES RESULTED FROM THE FALL. THE FA