No 3 Coal

A SLAB OF IMMEDIATE ROOF CONSISTING OF WEATHERED SHALE 6FT IN LENGTH 8FT IN WIDTH & 3FT IN THICKNESS FELL IMMEDIATELY INBY THE NO 1 PORTAL THE SLAB OF SHALE FAILED ONE TO OETERIORATION FROM TH E INFLUX OF SURFACE WATER & THE ASSOCIATED NATURAL CHEMICAL WEATHERING PROCESS INGRESS OR VENTILATION WAS NOT ADVERTSELY AFFECTED

INJURED WAS SHOVELING UNDERGROUND CONVEYOR BELT AND WAS ATTEMPTING TO DISLODGE SOME HARDENED MATERIAL FROM UNDER A RETURN IDLER, WHEN HE FELT A SHARP PAIN IN THE LOWER BACK AREA.