St. Louis 1906
| No | Name | Builder | Laid down | Launched | Comm | Fate |
| C20, 7/1920- CA18 | St. Louis | Neafie & Levy, Philadelphia | 31/7/1902 | 6/5/1905 | 18/8/1906 | stricken 3/1930 |
| C21 | Milwaukee | Union Iron Wks, San Francisco | 30/7/1902 | 10/9/1904 | 11/5/1906 | wrecked 13/1/1917 |
| C22, 1920- CA19 | Charleston | Newport News | 30/1/1902 | 23/1/1904 | 17/10/1905 | sold 3/1930 |
|
Displacement normal, t |
9700 |
|
Displacement full, t |
10839 |
|
Length, m |
129.9 |
|
Breadth, m |
20.1 |
|
Draught, m |
6.86 |
|
No of shafts |
2 |
|
Machinery |
VTE, 16 Babcock & Wilcox boilers |
|
Power, h. p. |
21000 |
|
Max speed, kts |
22 |
|
Fuel, t |
C20, 21: coal 1650 CA22: coal 1700 |
| Armour, mm |
Harvey steel - belt: 102, deck: 76 - 51, casemate: 102, CT: 127 |
|
Armament |
C20, 22: 14 x 1 - 152/50 Mk 6, 18 x 1 - 76/50 Mk2/3/5/6, 12 x 1 - 47/(40 - 50) Mk 1 - 12, 8 x 1 - 37/(20 - 50) Mk 1 - 15 C21: 14 x 1 - 152/50 Mk 8, 18 x 1 - 76/50 Mk2/3/5/6, 12 x 1 - 47/(40 - 50) Mk 1 - 12, 8 x 1 - 37/(20 - 50) Mk 1 - 15 |
|
Complement |
673 - 767 |
Ship project history: Unique rather modern light cruisers, served in the USN in First world war. The belt protected machinery only. These ships had insufficient speed and were ineffective as cruisers.
Ship protection: 102mm main lower belt covered machinery only. Upper 102mm belt covered lower battery. Armoured deck over citadel was 51mm behind the belt at flat part and connected with lower belt edge by 76mm slopes. This deck was 76mm with 76mm slopes at ship ends. 4 152mm guns were protected by shields, others by 102mm upper belt and casemates.
Modernizations: 1914 - 1918, all: - 2 x 1 - 152/50, 14 x 1 - 76/50; + 2 x 1 - 76/50 Mk 10 AA
Naval service: Milwaukee was stranded off California 13/1/1917 attempting to salve submarine H3. All attempts to salvage her have appeared unsuccessful and later wreck was broken in two in storm in November 1918.
Charleston
© Ivan Gogin, 2008-10