EE WAS REMOVING A PLASTIC TRASH CONTAINER FROM SHOP AREA. A RADIATOR COWLING FROM A PIECE OF EQUIPMENT THAT WAS IN THE SHOP FOR REPAIR, WAS LAYING FLAT ON THE SHOP FLOOR. A GUARD FOR THE COWLI NG WAS LEANING ON THE COWLING. EE MOVED THE COWLING TO HAVE MORE ROOM TO MANEUVER THE TRASH CONTAINER. THE GUARD THEN FELL OVER ONTO THE EE'S RT. FOOT, BREAKING THE BIG TOE OF HIS RIGHT FOOT.