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The high cost of the submarines is expected to cut deeply into Navy shipbuilding. [21] In April 2014, the Navy completed a 300-page specification report for the Ohio Replacement Program submarines. There are 159 specifications including weapons, escape routes, fluid systems, hatches, doors, seawater systems, and a set length of 560 ft (170 m ...
The Navy procured the first Columbia-class boat in FY2021. [12] On 7 June 2021, the U.S. Navy Budget office announced that the total cost for the first submarine, District of Columbia, would reach $15.03 billion, but that also includes planning costs for the entire program. [13]
USS Columbia (SSN-771) is the 21st flight III, or Improved (688i) Los Angeles-class attack submarine of the United States Navy. Commissioned in 1995, the submarine is assigned to Submarine Squadron 7 and homeported in Joint Base Pearl Harbor-Hickam .
The Columbia class was officially designated on 14 December 2016, by Secretary of the Navy Ray Mabus, and the lead submarine will be USS District of Columbia (SSBN-826). [52] The Navy wants to procure the first Columbia-class boat in FY2021, [53] though it is not expected to enter service until 2031. [54] [55]
Class name No. Laid down Last comm. Notes Alligator [1] 1: 1861: 1862: First submarine in the U.S. Navy. Purpose was to protect wooden ships against ironclads. Holland [2] [3] 1: 1896: 1900: 5 others were made; only Holland (SS-1) entered the U.S. Navy as it was the first officially commissioned submarine purchased on 11 April 1900. Plunger [4 ...
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Pages in category "Columbia-class submarines" The following 4 pages are in this category, out of 4 total. This list may not reflect recent changes. ...
The CBO has disputed the Navy's cost estimates in multiple reports. In April 2021, the Navy and CBO disagreed somewhat on the costs of the new design but both expected much higher costs than the $2.8 billion for Virginia-class boats, with the Navy estimating $5.8 billion and the CBO estimating $6.2 billion. [14]