FALL OF ROOF OR BACK at Dana Mining Company of Pennsylvania LLC
At approximately 5:50am, a roof fall was discovered on the 3 Main belt line at between 17-18 crosscut. The fall measured 20' long x 14' wide x 4.5' high. The area was bolted with 6' super twist primary roof bolts and 12' PT cable bolts. The fall was cleaned up and steel beams set under fall area with cribs built on top of the steel beams.
U.S. Mine Safety and Health Administration