AN UNINTENTIONAL ROOF FALL OCCURRED ON THE #2 SECTION IN THE #1 ENTRY SPAD #12570 300 FT FROM THE ACTIVE FACE. THE FALL WAS APPROX 70 FT LONG,20 FT WIDE, AND 7 FT HIGH. ALL ENTRANCES TO THE FALL HAVE BEEN BREAKERED OFF. THIS AREA WILL NOTBE REHABILITATED.