The rudder causes the ship to orientate itself at an angle of attack to its forward motion. It is the hydrodynamics of the flow past the ship that causes it to turn.

USS San Antonio (LPD-17), the lead ship of her class of amphibious transport dock or landing platform dock, is the first ship of the United States Navy to be named for the city of San Antonio, Texas.

The LPD 17 San Antonio class is the functional replacement for over 41 ships including the LPD 4 Austin class, LSD 36 Anchorage class, LKA 113 Charleston class, and LST 1179 Newport class...

NAVSEA has developed requirements and procedures for performing the inspection, maintenance, and repair of the underwater hull and hull appendages on waterborne surface ships and submarines. These...

The Flight IIA has improved command and control (C2) features over the LSDs, half the medical spaces of the LPD-17, a smaller hangar, no composite masts, two unspecified main propulsion diesel engines (MPDE), two spots for LCACs or one LCU, a reduced troop capacity (500), and a crew of about 400 sailors. [22]

Welcome to the official website of amphibious assault ship USS SAN ANTONIO (LPD 17).

These large rudders create substantial drag and lift, giving LPD-17 a tighter turning radius during deceleration. This makes large rudder orders (35 degrees) more significant when needing to turn quickly with minimal advance and transfer, or when conducting a twist.

This System Level Performance Based Agreement (PBA) sets forth the system performance and logistics support requirements as agreed to by Commander, Fleet Forces Command (CFFC), and the LPD 17 Ship Program Office (PMS 317).

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Oct 30, 2020 · LPD-17 Flight II, the latest version of the San Antonio class, is being built to meet the operational requirements of the US Navy and Marine Corps by replacing the LSD-41/49 class ships. The vessels will incorporate minor modifications to feature a ship-to-shore connector, CH-53K helicopter, and improved troop armament stowage.