EMPLOYEE ALEDGES HE WAS SHOVELING UNDER OR AROUND A HAMMER MILL WHEN A ROCK CAME OFF THE FLUX BELT CONVEYOR AND HIT HIM IN THE ELBOW AREAOF HIS RIGHT ARM. HIS ARM BECAME PAINFUL TO WHERE HE CAME TO MANAGEMENT SEEKING MEDICAL ATTN11/19/01. HE WAS SEEN BY A DR. AND SWELLING IN HIS ELBOW WAS DRAINED. HE RETURNED TO WORK WITH NO LOST TIME OR RESTRICTIONS.