THE EMPLOYEE GOT OUT OF THE MINER DECK TO HANG THE LINE CURTAIN ACROSS THE ENTRY PRIOR TO TAKINGA CUT OUT OF THE NO. 3 HEADING ON THE 002-0 SECTION WHEN HE FELT A PAIN IN HIS LOWER BACK. HE CO NTINUED TO WORK THROUGH HIS REGULAR SHIFTS THRU 11/13/01 AND DUE TO INCREASING PAIN WENT TO THE DOCTOR ON THAT DATE. HE WAS PLACED ON RESTRICTEDWORK DUTY BEGINNING 11/14/01.