AN UNINTENTIONAL ROOF FALL WAS DISCOVERED 1/10/00 AT 3:00 AM ON D-4 PANEL, NO.1 ENTRY (3-WAY IN INTERSECTION) 2 BREAKS OUTBY SPAD 3799. THE FALL CONTAINED 6'RESIN BOLTS & WAS DEVELOPED DEC 199 9. THE FALL WAS 17'WIDE X 18'LONG X 6 1/2'HIGH. APPROACHES HAVE BEEN CRIBBED OFF AND DANGERED OFF. THE FALL WILL NOT BE CLEANED UP.