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South Dakota Class Battleships (1918) Class Overview |
Design dimensions, machinery and performance |
Length: |
684' |
Engines: |
2 steam turbines with single reduction gear coupled to two 3 phase generators (28 kv ea.) powering two 11.2 kw electric motors |
Beam: |
105' 6" |
Boilers: |
16 Babcock & Wilcox (oil fired) |
Draft: |
32' 8' |
Shafts: |
4 |
Displacement: |
43,200 std. / 47,000 full |
SHP: |
60,000 |
Speed: |
23 |
||
Crew: |
1,300+ |
Range: |
N/A |
Armament as designed |
|||
Number Carried
|
Type
|
Arrangement |
Maximum Range / Ceiling |
12 |
16"/50 (406mm) |
4 triple turrets |
45,100 yards @ 46° (25.6 miles) 2,100 lb. armor piercing shell (as coastal artillery) |
16 |
6"/53 (152mm) |
single mounts |
25,300 yards @ 30° (14.3 miles) 105 lb. armor piercing shell |
6 |
3"/50 (76mm) |
single mounts |
14,600 yards @ 43° (8.2 miles) 13 lb. HE shell |
2 |
21" (533mm) torpedo tubes |
broadside submerged |
7,000 yards @ 27 knots (3.9 miles) 210 lb. TNT warhead |
Name |
Builder |
Launched |
Commissioned |
|
New York Naval Shipyard Brooklyn, New York |
N/A |
N/A |
||
Fate |
||||
Sold for Oct. 25, 1923 to the Steel Scrap Co. Philadelphia, Pennsylvania and
scrapped. |
||||
Name |
Builder |
Launched |
Commissioned |
|
New York Naval Shipyard Brooklyn, New York |
N/A |
N/A |
||
Fate |
||||
Sold Oct. 25, 1923 to the Steel Scrap Co. Philadelphia, Pennsylvania
and scrapped on the ways. |
||||
Name |
Builder |
Launched |
Commissioned |
|
Mare Island Naval Shipyard Vallejo, California |
N/A |
N/A |
||
Fate |
||||
Sold Oct. 25, 1923 to Learner & Rosenthal Oakland, California
and scrapped on the ways. |
||||
Name |
Builder |
Launched |
Commissioned |
|
Norfolk Naval Shipyard Portsmouth, Virginia |
N/A |
N/A |
||
Fate |
||||
Sold Oct. 25, 1923 and scrapped on the ways.
|
||||
Name |
Builder |
Launched |
Commissioned |
|
Newport News Shipbuilding & Drydock Co. Newport News, Virginia |
N/A |
N/A |
||
Fate |
||||
Sold Nov. 8, 1923 and scrapped on the ways.
|
||||
Name |
Builder |
Launched |
Commissioned |
|
Bethlehem Shipbuilding Corp. Quincy, Massachusetts |
N/A |
N/A |
||
Fate |
||||
Sold Nov. 8, 1923 to the Scrap Steel Co. Philadelphia, Pennsylvania
and scrapped on the ways. |
Class Notes: |
Construction was suspended on all ships Feb. 8, 1922 and cancelled on Nov. 8-10, 1923 due to the limitations on naval construction of the Washington Naval Treaty. |
Page revised Mar. 17, 2007 |