FALL OF ROOF OR BACK at Greenbrier Minerals, LLC
A non-injury roof fall occurred on the #3 section at approximately 22:00 on 10/9/17. The fall occurred in the neutral #3 entry in the intersection of Spad 8709 nine cross cuts outby the feeder line. The fall measured approximately 20' x 20' just above anchorage of 48"". There were no persons affected and the area has been timbered, cribbed and dangered off.
U.S. Mine Safety and Health Administration