EE WAS TRYING TO MOVE AN 8"" DIA PLASTIC VACUUM TRUCK HOSE THAT WAS FULL OF MATERIAL, THE HOSE WAS LAYING ON A CATWALK AND PUSHED AGAINST AN EXPANDED METAL GUARD ON A SCREW CONVEYER. HE BENT OV ER AND GRASPED THE HOSE WITH GLOVED HANDS AND LIFTED UP ON IT. AS HE DID SO, LEFT HAND STRUCK THE GUARD CORNER AND A SHARP POINT ON THE METAL CUT THROUGH HIS GLOVE LACERATED BACK OF HAND.