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The third ship of the twenty ship Newport class tank landing ship, which replaced the traditional bow door design LST. Two derrick arms support a thirty-ton, 112-foot bow ramp for the unloading of tanks and other vehicles ashore, additionally, amphibious vehicles can be launched from the tank deck via the ship's stern gate and the ship's flight deck can accommodate most Navy helicopter types. A between-decks ramp allows easy access from the tank deck to the main deck to off-load all equipment from the bow.

Specifications:

• Class: Newport LST 1179
• Builder: Naval Shipyard, Philadelphia, PA
• Award Date: 29 December 1965
• Keel Date: 14 November 1967
• Launch Date: 13 December 1969
• Commission Date: 20 June 1970
• Delivery Date 01 August 1970
• Decommission Date: 30 September 1993
• Stricken Date: 23 July 2002
• Years from Commission to Decommission: 23.3
• Age (since delivery) (At time of disposal): 30.1 years
• Age (since launch)(At time of disposal): 30.8 years
• Overall Length: 522 ft, 3 inches
• Waterline Length: 500 ft
• Extreme Beam: 69 ft 9½ inches
• Waterline Beam: 69 ft 9½ inches
• Maximum Draft Forward: 13 ft 6 inches
• Maximum Draft Aft: 16 ft 3 inches
• Light Displacement: 5190 tons
• Full Displacement: 8550 tons
• Dead Weight: 3603 tons
• Hull Material: Steel hull, aluminum superstructure
• Propulsion Type: 16 cylinder EMD 645 E-5 propulsion diesel engines
• Number of Engines: 6, 3 per shaft
• Number of Propulsion Shafts: 2 with controllable reversible pitch propellers
• Shaft Horsepower 8000 per shaft
• Steering Twin Rudders and one 800 hp variable thrust Bowthruster mounted perpendicular
• Top Speed 20 knots
• Electrical Generation 3 - EMD 12 Cylinder 645 E-2 Generator sets, 1200 kW
• Armament as built 2 - twin 3"/50 gun mounts
• Armament Upgraded 2 - 25 mm chain guns
• 6 - .50 cal machine guns
• 1 - 20 mm Phalanx (CIWS)
• Aircraft Capability One Flight Deck for Helicopter OPS
• Boats 2 - 36' LCPL
• Complement 14 Officers
• 15 CPOs
• 226 Enlisted
• Troop Capacity 18 Officers
• 21 NCOs
• 268 Enlisted

• USS Sumter LST-1181 Prior Crew Member Site

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