FALL OF ROOF OR BACK at Panther Creek Mining LLC
An unplanned roof fall that impedes travel of the track / secondary escape way occurred at 25 crosscut on the 4 South track. The width of the fall was 45 feet wide. The length of the fall was 20 feet long. The thickest point of the fall was 2 1/2 feet thick.
U.S. Mine Safety and Health Administration