Amphibious assault ship USS Bataan (LHD 5) transits the Elizabeth River on her way to the Norfolk Naval Ship Yard, for a nine-month dry-dock phased maintenance availability. U.S. Navy photo by Mass Communication Specialist 2nd Class Pedro A. The multi-purpose amphibious assault ship USS Bataan (LHD 5) arrived at the Norfolk Naval Shipyard (NNSY) in Portsmouth to begin a scheduled eight-month dry-docked phased maintenance availability (DPMA) Sept. Under the early morning sun, the 45,000-ton warship was guided or “deadsticked,” by the power of tugboats from her homeport of Naval Station Norfolk up the Elizabeth River to the NNSY, where she will remain until May 2008. The 844-ft. Wasp-class ship will use dry dock No.