AN UNINTENTIONAL ROOF FALL OCCURRED IN THE #6 ENTRY 1 BREAK INBY SPAD #247 2,700 FT FROM THE ACTIVE FACE. THE FALL MEASURED APPROXIMATELY 20 FT L X 20 FT W X 0-5 FT H. ALL ENTRANCES HAVE BEEN BREAKERED OFF AROUND THE FALL. THIS AREA WILL NOT BE REHABILITATED.