EE AND SEVERAL OTHERS WERE CHANGING THE TEETH AND WEAR CORNER SHROUDS ON OUR PIT LOADER. THEY WERE KNOCKING THE SHROUDS OFF WITH A SLEDGE HAMMER. AFTER THE JOB WAS COMPLETED, EE STARTED WALKIN G OVER TO TRUCK TO LEAVE FOR HOME WHEN HE FELT SOMETHING WET IN HIS WORK BOOT. HE STOPPED AND REMOVED HIS LEFT BOOT AND DISCOVERED HIS FOOT WAS BLEEDING. HE TOLD HIS FELLOW EE HE FELT SOMETHI