On 2/4/11 an unintentional roof fall occurred. The fall occurred on Old #8 belt right return #8 entry, break # 11 &12 spad #3180. This is a continuation of an old fall reported on 10/16/10. No injuries occured from this fall. Length 100' X 19' width x thickness. Above anchorage. Support 4' fully grouted bolts.