FALL OF ROOF OR BACK at Kingwood Mining Company LLC
EAST 1 RIGHT BLOCK #9 HEADING #3, 4-WAY INTERSECTION MMU 007. 8' HIGH X 16' WIDE X 20' LONG. TYPE SUPPORT: 6' RESIN 6""X16"" PLATES, ROOF MATS.FALL DANGERED OFF. ADDITIONAL ROOF SUPPORTS SET.
U.S. Mine Safety and Health Administration