EE WAS HELPING ANOTHER EE REPLACE A STAR PLATE ONTO CANICA CRUSHER. USING A CRANE TO LIFT STAR PLATE (45-50#'S)WHILE UNHOOKING PLATE EE HAD HIS FOOT UNDER PLATE & IT FELL 3-4"" ONTO HIS FOOT. CAUSED BRUISED FOOT. EE WAS WEARING HARD TOE SHOES. EE DID NOT GO TO DR UNTIL 4/23/04. EE ON CRUTCHES FOR A WEEK.