Oceaneering International, Inc., Chesapeake, Va., is being awarded a $47,429,395 modification to previously awarded contract (N65540-05-D-0012) to provide continuing Subsafe engineering and technical services to support submarine, Subsafe, and Level I material work onboard Seawolf (SSN 21) class, Los Angeles (SSN 688) class, Ohio class (SSBN), and Virginia class submarines. Work will be performed in Puget Sound, Wash. (60 percent), Norfolk, Va. (30 percent), and Pearl Harbor, Hawaii (10 percent), and is expected to be completed by May 2014. Contract funds in the amount of $15,000,000 dollars will expire at the end of the current fiscal year. The Naval Surface Warfare Center, Carderock Division, Ship Systems Engineering Station, Philadelphia, Pa., is the contracting activity.