ROOF FALL WAS DISCOVERED 20 FT INBY SURVEY STATION #5969. THE APPROXIMATE SIZE OF THE FALL IS 0"" - 3 1/2'THICK AND MEASURED 18'WIDE X 40'LONG. THE FALL DOES NOT AFFECT VENTILATION OR TRAVEL AN D WILL NOT BE CLEANED UP. THE AREA HAS BEEN TIMBERED AND DANGERED OFF.