Amphibious Transport Dock, San Antonio Class
The San Antonio Class amphibiock ship is a versatile with a beam of 105 feet and 684 feet long. It is 24,900 metric tons of amphibious striking power. Armed with two 30mm close-in-guns for surface threat defense and two rolling airframe missile launchers for self defense this warship is designed to transport and land Marines, their equipment and supplies, by embarked air cushion or conventional landing craft or Expeditionary Fighting Vehicles, augmented by helicopters or vertical take-off and landing aircraft.
With a floodable well deck, and large flight deck the ship can transport and land Marines, their equipment and supplies by embarked landing craft air cushion (LCAC) or conventional landing craft and Expeditionary Fighting Vehicles (EFV) or Amphibious Assault Vehicles (AAV) augmented by helicopters or vertical take-off and landing aircraft like the MV-22 Osprey. With a crew of 360 Sailors (28 officers and 332 enlisted) and an embarked Marine detachment of 699 troops (66 officers, 633 enlisted) and a surge capable detachment of 800 troops.
This class of ship is a key element of the Navy’s sea-base transformation. Collectively, these ships functionally replace over 41 ships (LPD 4, LSD 36, LKA 113, and LST 1179 classes of amphibious ships) providing the Navy and Marine Corps with modern, Sea-based platforms that are networked, survivable, and built to operate with 21st century transformational platforms.
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