An unintentional roof fall occurred on the 4th North belt line @ the 218 crosscut (station 173+71) Entry #5. The fall did not affect ventilation, passage of men or cause personal injury. The fall did cause damage to the belt line. The area will be cleaned up and arched. The area had been bolted with 6 foot roof bolts. The fall measured 35'x 20'x 15' high.
U.S. Mine Safety and Health Administration