A ROOF FALL WAS DISCOVERED BY THE DAYSHIFT PRESHIFT EXAMINER WHILE DOING HIS PRESHIFT. THE ROOF FALL WAS IN THE 2ND INTERSECTION BACK FROM THE #10 SEAL IN THE MAIN EAST. THE ROOF FALL WAS 25' LONG, 18' WIDE & 32"" HIGH. THIS AREA WAS MINED BACK IN 1992 & BOLTED WITH 30"" FULLY GROUTED ROOF BOLTS.