Independence at Key West, Florida
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History | |
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United States | |
Name: | USS Independence |
Awarded: | 14 October 2005 |
Builder: | Austal USA |
Laid down: | 19 January 2006 |
Launched: | 26 April 2008 |
Christened: | 4 October 2008 |
Commissioned: | 16 January 2010 |
Homeport: | San Diego |
Identification: | LCS-2 |
Status: | in active service |
Badge: | |
General characteristics | |
Class and type: | Independence-class littoral combat ship |
Displacement: | 2,307 metric tons light, 3,104 metric tons full, 797 metric tons deadweight |
Length: | 127.4 m (418 ft) |
Beam: | 31.6 m (104 ft) |
Draft: | 14 ft (4.27 m) |
Propulsion: | 2× MTU Friedrichshafen 20V 8000 Series diesel engines, 2× General Electric LM2500 gas turbines, 2× American VULKAN light weight multiple-section carbon fiber propulsion shaftlines, 4× Wärtsilä waterjets, retractable bow-mounted azimuth thruster, 4× diesel generators |
Speed: | 44 knots (51 mph; 81 km/h) |
Range: | 4,300 nm at 18 knots |
Capacity: | 210 t (210 long tons; 230 short tons) |
Complement: | 43 core crew (11 officers, 32 enlisted) plus up to 35 mission crew |
Sensors and processing systems: |
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Electronic warfare & decoys: |
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Armament: |
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Aircraft carried: |
USS Independence (LCS-2) is the lead ship of the Independence-class littoral combat ship. She is the sixth ship of the United States Navy to be named for the concept of independence. The design was produced by the General Dynamics consortium for the Navy's LCS program, and competes with the Lockheed Martin designed Freedom variant.
Independence, delivered to the Navy at the end of 2009, is a high speed, small crew corvette (although the U.S. Navy does not use the term) intended for operation in the littoral zone. She can swap out various systems to take on various missions, including finding and destroying mines, hunting submarines in and near shallow water, and fighting small boats (she is not intended to fight warships). The ship is a trimaran design with a wide beam above the waterline that supports a larger flight deck than those of the Navy's much larger destroyers and cruisers, as well as a large hangar and a similarly large mission bay below. The trimaran hull also exhibits low hydrodynamic drag, allowing efficient operation on two diesel powered water jets at speeds up to 18 knots (33 km/h; 21 mph), and high speed operation on two gas turbine powered water jets at a sustainable 44 knots (81 km/h; 51 mph) and even faster for short periods.
The design for Independence is based on a high speed trimaran (Benchijigua Express) hull built by Austal (Henderson, Australia). The 418 feet (127 m) surface combatant design requires a crew of 43 sailors.
With 11,000 cubic metres (390,000 cu ft) of payload volume, she was designed to carry two mission modules, allowing the ship to do multiple missions without having to be refitted. The flight deck, 1,030 m2 (11,100 sq ft), can support two SH-60 Seahawk helicopters, multiple UAVs, or one CH-53 Sea Stallion-class helicopter. The trimaran hull will allow flight operations up to sea state 5.