Employee was doing ""utility"" work,(shoveling), in the C6 tunnel. While shoveling he felt a ""pull & pain"" in the right side of his abdomen & groin area. EE, went to see a doctor on 05/25/2010 and called off work until 05/31/2010. ee returned to work on 06/01/2010. There were no ""restrictions"" noted about his ""return to work"",.