EMPLOYEE HAD BEEN JACKHAMMERING HARDENED CEMENT BUILDUP INSIDE OF CEMENT FINISH MILL WHEN LARGE CHUNK OF HARDENED CEMENT FELL FROM ROOF OF MILL ONTO HIS RIGHT SHOULDER & DOWN HIS BACK. HE DID NOT SEE DOCTOR UNTIL 7/13/01 WHEN HE WAS DIAGNOSED WITH A SHOULDER SEPARATION. HE WAS TAKEN OFF WORK EFFECTIVE 7/16/01.