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Amphibious Transport Dock (LPD-17)

PACIFIC OCEAN (Jan. 29, 2018) Sailors assigned to the amphibious transport dock ship USS San Diego (LPD 22) and Marines assigned to the embarked 15th Marine Expeditionary Unit (MEU), form the San Diego Padres logo on the flight deck of the San Diego. San Diego, part of the America Amphibious Ready Group, with embarked 15th MEU, is returning from a 7-month deployment to the U.S. 3rd, 5th, 6th and 7th Fleet areas of operations. (U.S. Navy photo by Mass Communication Specialist 3rd Class Justin A. Schoenberger/Released)


Replacement for LKA 113, LPD 4, LSD 36, and LST 1179 classes of Amphibious Ships capable of embarking, transporting, and landing elements of a Marine landing force in an assault by helicopters, landing craft, amphibious vehicles, and by a combination of these methods to conduct its primary amphibious warfare missions.

Operational Impact

LPDs are used to transport and land Marines, their equipment, and supplies by embarked Landing Craft, Air Cushion (LCAC) or conventional landing craft and Amphibious Assault Vehicles (AAV) augmented by helicopters or vertical take-off and landing aircraft (MV 22). These ships support amphibious assault, special operations or expeditionary warfare missions and can serve as secondary aviation platforms for amphibious ready groups.

Program Status

LPD 17 Program (LPD 17-29) currently consists of thirteen (13) ships with Ten (10) ships delivered and commissioned. Nine (9) ships transferred to PMS 443 (in-service ships) and have completed 18 deployments; LPD 20 is assigned to Forward Deployed Naval Forces since 2QFY15.

LPD 26: Post Shakedown Availability (PSA) is scheduled for completion in Feb 2018.

LPD 27: Acceptance Trials were conducted 14-18 Aug 2017; Delivery completed 18 September 2017.

LPD 28: ~7% complete (11 Dec 17); delivery is planned for September 2021.

LPD 29: FY18 $218.1M for Long Lead Time Materials (LLTM) and advanced construction activities in June 2017; contract award is planned for December 2017.


Huntington Ingalls Industries (HII),
Pascagoula, Mississippi


Naval Integration