USS South Dakota (SSN-790)

USS South Dakota (SSN-790), is a nuclear powered Virginia-class submarine in service with the United States Navy. The contract to build her was awarded to Huntington Ingalls Industries in partnership with the Electric Boat division of General Dynamics in Newport News, Virginia on 22 December 2008. This boat is the seventh of the Block III submarines which will feature a revised bow, including some technology from Ohio-class SSGNs.[9]

For other ships with the same name, see USS South Dakota.

USS South Dakota (SSN-790)
South Dakota on 9 January 2019
History
United States
Name: USS South Dakota
Namesake: The state of South Dakota
Awarded: 22 December 2008
Builder: Electric Boat
Laid down: 4 April 2016[1]
Sponsored by: Deanie Dempsey[2]
Christened: 14 October 2017[3]
Acquired: 24 September 2018[4]
Commissioned: 2 February 2019[5]
Status: In active service
General characteristics
Class and type: Virginia-class submarine
Displacement: 7800 tons light, 7800 tons full[6]
Length: 114.9 meters (377 feet)[6]
Beam: 10.3 meters (34 feet)
Propulsion: S9G reactor
Speed: 25 knots (46 km/h)[7]
Range: Essentially unlimited distance; 33 years
Test depth: greater than 800 feet (240 meters)[8]
Complement: 134 officers and men[7]

The keel laying ceremony took place on 4 April 2016. The boat's sponsor is Deanie Dempsey, wife of General Martin Dempsey, US Army (retired).[1] Her christening ceremony took place on 14 October 2017 in Groton, Connecticut. Named for the state of South Dakota, she is the third navy vessel to carry the name, the previous ships being South Dakota (ACR-9) (name later changed to Huron), followed by South Dakota (BB-57).

See also
  • South Dakota (BB-49) was to be the lead of a six-ship class of post-WWI battleships, but the entire class was cancelled.

References
  1. "Keel laying held in Rhode Island for stealthy Navy submarine" (Press release). Associated Press. 5 April 2016. Retrieved 5 April 2016.
  2. McDermott, Jennifer (4 April 2016). "Keel laying held for Navy attack sub South Dakota". NavyTimes.com. Retrieved 17 October 2019.
  3. Osborn, Kris (16 October 2017). "U.S. Navy Launches Most High-Tech & Stealthy Nuclear Attack Submarine Ever". Retrieved 17 October 2019.
  4. "Future USS South Dakota Delivered to U.S. Navy" (Press release). United States Navy. 25 September 2018. NNS180925-11. Retrieved 25 September 2018.
  5. "USS South Dakota (SSN 790) Commissioned" (Press release). United States Navy. 2 February 2019. NNS190202-06. Retrieved 2 February 2019.
  6. Ryan, Joal (30 May 2019). "The christening of the USS South Dakota". CNET. Retrieved 17 October 2019.
  7. "The US Navy – Fact File". 26 February 2019. Retrieved 5 July 2007.
  8. "SSN-774 Virginia-class". GlobalSecurity.org. Retrieved 17 October 2019.
  9. "Virginia Block III: The Revised Bow". Retrieved 20 May 2008.


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