TWO EMPLOYEES WERE LIFTING A 1/4"" X 6"" X 6' BEAMABOUT 6' OFF THE GROUND TO WELD INTO PLACE. ONE COMPLAINED THAT NECK WAS HURTING AFTER THAT. HE MISSED WORK 8/10, RETURNED 8/13 AND CEASED WORK ON 8/15/01 AND HAS NOT RETURNED TO WORK TO DATE.EMPLOYER QUESTIONS THE VALIDITY OF THE ACCIDENT.