A FALL WAS FOUND BY EMPLOYE AND REPORTED TO FOREMAN IN THE NORTHWEST SECTION APPROX. 20' INBY STATION #329 IN THE #1 ENTRY. THE FALL IS ABOUT 20' WIDE BY 80' LONG AND 5-6' IN HEIGHT. VENTILATI ON WAS NOT INTERRUPTED. ALL WALLS FOUND INTACT. AREA WAS TIMBERED AND DANGERED OFF.