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12 Columbia class
- The Navy plans to spend $130 billion to acquire 12 Columbia class nuclear-powered ballistic missile submarines.
www.gao.gov/products/gao-24-107732Columbia Class Submarine: Overcoming Persistent Challenges ...
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The cost to build District of Columbia, the lead boat of the class, will be an estimated $6.2 billion (fiscal 2010 dollars). [6] The Navy has a goal of reducing the average cost of the remaining 11 planned hulls in the class to $4.9 billion each (fiscal 2010 dollars). [ 19 ]
Oct 1, 2024 · Based on current construction performance, the Navy reported in April 2024 that the first (lead) Columbia class submarine is estimated to be delivered 12 to 16 months after its originally planned date. This would result in delivery between October 2028 and February 2029.
Jan 11, 2024 · The new Navy Columbia-Class SSBNs will be the largest submarines ever built by the United States. Each of the planned dozen boats will be 560 feet in length and have a beam of 43 feet.
Nov 8, 2023 · The Navy is trying to avoid a lull in building larger submarines after the $186 billion Columbia program – like it experienced following the end of the Ohio boats in the late 1990s – and send a demand signal to industry to maintain a workforce capable of building large submarines.
Apr 7, 2024 · Navy’s Columbia (SSBN-826) class program, a program to design and build a class of 12 new ballistic missile submarines (SSBNs) to replace the Navy’s current force of 14 aging Ohio-class SSBNs.
Dec 21, 2022 · At 560 feet long with a displacement of nearly 21,000 tons, the submarines of the Columbia class will be the largest ever built by the United States.
