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Saturday 23 January 2016

Russian dreadnought battleship Poltava 1909-1926 (renamed Frunze 1926-1949)


Ceremonial laid down at the Admiralty Shipyard, St. Petersburg, Russia on 16 June 1909, building actually started September-October 1909, launched on 23 July 1911 commissioned on 30 December 1914, laid up while lacking trained sailors in 1918, almost destroyed by fire on 24 November 1919, plans to convert her into an aircraft carrier were not realized in 1924, reconstruction started in 1925 but ended lacking due to budgetary problems although 46,5% completion on 15 February 1926, renamed Frunze on 7 January 1926, since 1919 continuously topic of discussion to cannibalize her for hr sister ships, stricken on 1 December 1940, breaking up started slowly when she was grounded by the Russians at Krondstadt near the Leningrad Sea Canal  to prevent scuttling by German forces in late July 1941, used as base for small ships, salvaged on 31 May 1944 and finally broken up at Lenimgrad, Russia in 1949.

Of the Gangut or Sevastopol-class. After protests against approving a Vickers design by the Russian navy was decided to open an international design contest resulting in 51 designs sent by 13 shipyards.

The actual building was not realized lacking the needed finances until the Doema (the Russian parliament) approved the budget in 1911. General technical specifications of this class. With a displacement of 23.288 metric tons/22.920 long tons (design)-24.800 metric tons/24.000 long tons/27.300 short tons (actual) and as dimensions 180 (waterline)-181,2 over all) x 26,9 x 8,99 (which was 49cm/1.7”more as the design) metres or 590-594.6 x 88.3 x 29.6 feet. The 4 shafts Parsons steam turbines and 25 Yarrow Admiralty type water tube boilers supplied during trials 52.000 shp allowing a trial speed of 24,1 knots and with a speed of 10 knots a range of 3.200 nautical miles. Their crew numbered 1.149 men. The armour consisted of a waterline belt of 12,5-22,5cm.4,9-8.,9”, a 1,2-5cm/0.47-1.97” thick deck with the gun turrets, barbettes and conning tower protected by respectively 7,6-20,3cm/3.0-8.0” , 7,5-15cm/3.0-5.9” and 10-25,4cm/3.9-10.0” thick armour. The original armament consisted of 4x3-30,5cm/12” Obukhovskii 52 guns, 16x1-12cm/4.7” guns, 1x1-7,6cm/3” Lender anti aircraft gun and 4x1-45cm/17.7” submerged torpedo tubes.