FALL OF ROOF OR BACK at Peabody Midwest Mining, LLC
An unintentional roof fall occurred in the South East Main return, x-cut 28+00 Entry #6-entry#7. The cause of the roof fall was laminated and unconsolidated shale at and above the anchorage point. The area had 6' fully grouted rebar bolts and timbers installed for roof support.
U.S. Mine Safety and Health Administration