FALL OF ROOF OR BACK at The Ohio County Coal Company
On 8-22-16 a roof fall occurred 8 to 10 feet above the anchorage point at survey station 31+25. The fall was approximately 16' wide and 25' long and approximately 8' to 10' high. The fall occurred due to deterioration of the mine roof. Supplemental bolts will be installed in areas that show deterioration. No other part 50 criteria applies.
U.S. Mine Safety and Health Administration