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IMPERIAL RUSSIAN NAVY / SOVIET NAVY (RUSSIA / USSR)

CRUISERS

GROMOBOY 1st class cruiser (1899)

Gromoboy 1917

Name No Builder Laid down Launched Comp Fate
Громобой <Gromoboy>   Baltic Wks, St. Petersburg 20/5/1898 21/5/1899 8/11/1899 sold 7/1922

 

Displacement normal, t

12360

Displacement full, t

12455

Length, m

140.6 pp 144.2 wl 146.6 oa

Breadth, m

20.9

Draught, m

7.92 max

No of shafts

3

Machinery

VTE, 32 Belleville boilers

Power, h. p.

14500

Max speed, kts

19

Fuel, t

coal 2400

Endurance, nm(kts) 8100(10)

Armour, mm

belt: 152, bulkhead: 178, glacises: 127, deck: 76 - 37, casemates: 127 - 51, CT: 305

Armament

4 x 1 - 203/43, 16 x 1 - 152/44 Canet, 24 x 1 - 75/48 Canet, 12 x 1 - 47/40 Hotchkiss, 18 x 1 - 37/20 Hotchkiss, 4 - 381 TT (4 beam)

Complement

874

Ship project history: Further development of high-endurance cruisers Ryurik and Rossiya. Generally similar to the Rossiya but with some important changes including normal 3-shaft machinery.

Ship protection: Main 2.36m-high belt protected 91.5m length and had 152mm thickness (tapering to 102mm at lower edge) between 203mm gun sponsos. Belt was closed by 152mm bulkheads. Flat protective 38mm deck covered main belt, this deck has turtleback form outside citadel and had 63mm thickness near centerline with 76mm slopes. Fore 203mm guns were protected by 51mm transverse bulkheads and 121mm sponsons, 152mm battery had 51mm fore and aft transverse bulkheads, separated gun casemates were protected by 121mm outer and 51mm inner sides and 25mm roofs. Gun hoists were protected by 38mm armour. CT had 305mm sides. Boiler glacises had 38mm and communication tube 76mm protection.

Modernizations: 1904: - 6 x 1 - 75/48; + 6 x 1 - 152/44 Canet

1913: - 14 x 1 - 75/48, 8 x 1 - 47/40, 18 x 1 - 37/20, 4 - 381 TT; + 2 - 450 TT (beam), 200 mines

1915: - 2 x 1 - 152/44; + 4 x 1 - 203/43

Naval service: She was mined on 23/5/1905 off Vladivostock but was repaired and served in the Baltic during the First World War. Gromoboy was disarmed in 1919 and broken up in 1922.

Gromoboy 1906

Gromoboy 1914

 

© Ivan Gogin, 2009-14