EE WAS HELPING TO MOVE 4"" IRRIGATION PIPE. WHEN THIS WAS COMPLETED HE COMPLAINED OF BEING VERY TIRED AND WEAK. HE CALLED IN SICK THE FOLLOWING TWO DAYS. ON 4/18 HE WAS ADMITTED TO THE HOSPITA L. HE WAS DIAGNOSED WITH KIDNEY FAILURE. HIS DR.CONCLUDED THAT THIS WAS DUE TO OVER-EXERTION OF HIS MUSCLES ON 4/15/02.