WHILE REPLACING WORN BOLTS HOLDING BALL MILL LINERS, EE USED TORCH TO REMOVE ALL BOLTS INSTEAD OF LEAVING ONE IN TO SECURE LINER. WHILE ANOTHER EE USED A BAR AND HAMMER TO DRIVE OUT CUT BOLTS, EE ENTERED THE MILL AND STOOD ON A LADDER TO BRACE THE FREED LINER. COULDN'T HOLD IT AND IT FELL ONTO HIS SHOULDER RESULTING IN A BRUISE.