South Dakota BB-49

Type:
Battleship
Class:
South Dakota (1918) (Class Overview)
Builder:
New York Naval Shipyard
Brooklyn, New York
Hull Number:
BB-49
Ordered:
July 2, 1918
Commissioned:
N/A
Keel Laid:
March 15, 1920
Decommissioned:
N/A
Launched:
N/A
Stricken:


November 10, 1923
Fate:
Construction suspended Feb. 8, 1922, cancelled on Aug. 17, 1923 when ship was 38% complete
due to the limitations of the Washington Treaty.
Sold on Oct. 25, 1923 to the Steel Scrap Co. Philadelphia, Pennsylvania and scrapped.


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


Page revised Mar. 17, 2007