A ROCK FALL WAS FOUND ON 03/16/04 IN THE C-3 #4 ROOM APPROX. 40' INBY SS871, MEASURING APPROX. 100' W LENGTH, 5-20' WIDE, AND 4' HIGH. A CUTTER WAS OBSERVED IN THE #3 AND #5 ROOM ADJACENT. FALL DOES NOT INTERFERE WITH VENTILATION OR ESCAPEWAYS. ALL ACCESSES ARE DANGERED OFF.