A postcard of Vendémiaire in harbor, 8 June 1912, before her collision with the battleship Saint Louis
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Class overview | |
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Name: | Pluviôse class |
Operators: | French Navy |
Preceded by: | Circé class |
Succeeded by: | Brumaire class |
Subclasses: | Thermidor |
Built: | 1908–11 |
In commission: | 1908–19 |
Completed: | 18 |
Lost: | 5 |
Scrapped: | 13 |
General characteristics | |
Type: | Submarine |
Displacement: |
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Length: | 51.12 m (167 ft 9 in) (o/a) |
Beam: | 4.96 m (16 ft 3 in) |
Draft: | 3.15 m (10 ft 4 in) |
Installed power: |
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Propulsion: |
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Speed: |
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Range: |
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Complement: | 2 officers and 23 crewmen |
Armament: |
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The Pluviôse-class submarines were a group of 18 submarines built for the French Navy in the first decade of the 20th century. Before World War I, two were accidentally lost, but one of these was salvaged and put back into service. Four others were lost during the war and the survivors were stricken in 1919.
The French Navy built 34 Laubeuf-type submarines between 1906 and 1911. These are usually described as two classes, of which the Pluviôse class was one, the other being the Brumaire class. (Another source treats the vessels as one group, divided by the yards that built them) The boats had two naming schemes; the earlier vessels were named after the months of the French Revolutionary calendar, and the later ones after French scientists. However the difference is not reflected in the class division; nine boats of the Pluviose class were named for the months, and nine for scientists.
The Pluviôse class were Laubeuf type submarines, following the Laubeuf standard design of double hull and dual propulsion systems (as did the Brumaire class). The Pluviôse boats had electric motors for underwater propulsion, and are usually listed as having steam engines for surface propulsion, though in practice this was mixed. The earlier boats had steam engines (preferred by Laubeuf in the early stages as he felt petrol engines (favoured by his rival JP Holland) were unsafe; however, later Laubeuf type submarines, such as the Circé class, predecessors to the Pluviôse and Brumaire classes, had used diesel engines, and later Pluviôse boats had diesels.
The Pluviôse class were ordered in the 1905 programme and the first vessels were laid down in 1906. They were built at three of the French Navy’s dockyards, at the Arsenals of Cherbourg, Rochefort and Toulon. The first of the class, Pluviôse, was launched in May 1907, and the last, Gay-Lussac in March 1910.