The French submarine ''Romazotti'' (Q114) was a
''Lagrange''-class submarine built for the
French Navy
The French Navy (, , ), informally (, ), is the Navy, maritime arm of the French Armed Forces and one of the four military service branches of History of France, France. It is among the largest and most powerful List of navies, naval forces i ...
built between 1914 and 1918, during
World War I
World War I or the First World War (28 July 1914 – 11 November 1918), also known as the Great War, was a World war, global conflict between two coalitions: the Allies of World War I, Allies (or Entente) and the Central Powers. Fighting to ...
. It was laid down in the
Arsenal de Toulon
The military port of Toulon () is the principal base of the French Navy and the largest naval base in the Mediterranean and Western Europe, situated in the city of Toulon. It holds most of France's force d'action navale, comprising the aircraf ...
shipyards and launched on 31 March 1918. ''Romazotti'' was completed in 1918 and served in the French ''Marine Nationale'' until 1937.
Design
The Lagrange class submarines were constructed as part of the French fleet's expansion programmes from 1913 to 1914.
[Couhat, p. 159] The ships were designed by
Julien Hutter
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Places Un ...
, slightly modifying his previous project
Dupuy de Lôme, using two Parsons steam turbines with a power of .
[Fontenoy, p. 89] During construction, though, the idea was abandoned and the ships were instead equipped with diesel engines.
long, with a
beam
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of and a
draught of ,
[Couhat, p. 158] ''Lagrange''-class submarines could dive up to . The submarine had a
surfaced displacement of and a submerged displacement of .
Propulsion while surfaced was provided by two diesel motors built by the Swiss manufacturer
Sulzer and two electric motors.
[Gardiner, p. 212.] The submarines' electrical propulsion allowed it to attain speeds of while submerged and on the surface.
Their surfaced range was at , and at , with a submerged range of at .
The ships were equipped with eight 450 mm torpedo tubes (four in the bow, two stern and two external), with a total of 10 torpedoes and two on-board guns.
The class was also armed with a 75 mm with an ammo supply of 440 shells. The crew of one ship consisted of four officers and 43 of officers and seamen.
Service history
''Romazotti'' was built in the Arsenal de Toulon.
[Gardiner, p. 212][Jane, p. 198] It was laid down in 1914, launched on 31 March 1918,
and completed in 1918. It was named in honor of the distinguished French nineteenth-century naval engineer
Gaston Romazotti. ''Romazotti'' served in the Mediterranean Sea until 1937.
References
Citations
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{{DEFAULTSORT:Romazotti
World War I submarines of France
Lagrange-class submarines
1918 ships