EE WAS IN THE PROCESS OF REMOVING GRINDING RODS FROM THE ROD MILL AS PART OF A MAJOR MAINTENANCE PROJECT. THE RODS ARE 12' LONG & WEIGH 250 LBS. AS HE WAS MOVING 1 ROD INTO POSITION, IT SHIFTE D AND CAUSED HIS HAND TO BE PINCHED BETWEEN THAT ROD & ANOTHER ONE, RESULTING IN A LACERATION TO THE THUMB. THE LACERATION REQUIRED 4 SUTURES TO CLOSE.