A ROOF FALL OCCURRED IN THE CROSSCUT RIGHT OFF OF #1 MAIN SOUTH ENTRY, ONE CROSSCUT, OUTBY THE #1 5TH WEST SEAL. THE FALL WAS 20'LONG, 15'WIDE,& 6'HIGH. IT DID NOT AFFECT VENTILATION, TRAVEL, OR DAMAGE EQUIPMENT. NO INJURIES. THE AREA WAS BOLTED WITH 6'POINT ANCHOR BOLTS.