We had a roof fall measuring 4 to 5 feet thick X 19 to 20 feet wide X 70' in distance. This fall is a continuance of a fall reported on 1/5/12 on the 2nd North West Mains @ Spad #1341 in the #4 and #5 entries. This fall does not impede ventilation or travel-The fall will not be cleaned up-There were no injuries.