Photo #: S-511-7
"Proposed Heavy Cruiser - CA2-A"
Preliminary design plan prepared for the General Board as part of the process leading to the Alaska class (CB1-6) large cruiser design.
This plan, dated 19 January 1940 and representing the smallest size cruiser studied at this time, is for a ship of 25,600 tons standard displacement, with a main battery of nine 12"/50 guns, a secondary battery of twelve 5"/38 guns and a 150,000 horsepower powerplant for a speed of 33.5 knots. Ship's dimensions are: waterline length 800'; waterline beam 85.1'; maximum beam 90'; draft 26.8'. Anti-torpedo side protection, with four internal bulkheads, is shown in the hull section drawing at the lower left.
Scale of the original plan and elevation drawings is 1/32" = 1'. Scale of the hull section drawing is 1/16" = 1'.
The original plan is in the 1939-1944 "Spring Styles Book" held by the Naval Historical Center.
U.S. Naval Historical Center Photograph.
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Image posted 25 February 2000
Rescanned and reposted 19 February 2005