FALL OF ROOF OR BACK at McCoy Elkhorn Coal Corp.
A roof fall occured on the 002-0 mmu during retreat mining. The continuous miner was taking the left cut in the coal pillar in the #3 entry when the mine roof fell on the continuous mining machine. This was 150' inby survey station # 2480. The fall was approximately 16' wide, 20' long, and height is unknown.
U.S. Mine Safety and Health Administration