French submarine Monge (1908)

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French submarine Monge
History
France
NameMonge
NamesakeGaspard Monge
Ordered24 August 1905
Builder
Arsenal de Toulon
Laid down1906
Launched31 December 1908
Commissioned2 August 1910
FateSunk in action, 28 December 1915
General characteristics (as built)
TypeSubmarine
Displacement
  • 404 t (398 long tons) (surfaced)
  • 553 t (544 long tons) (submerged)
Length51.12 m (167 ft 9 in) (
o/a
)
Beam4.96 m (16 ft 3 in)
Draft3.15 m (10 ft 4 in)
Installed power
Propulsion
Speed
  • 12 knots (22 km/h; 14 mph) (surfaced)
  • 8 knots (15 km/h; 9.2 mph) (submerged)
Range
  • 1,000 nmi (1,900 km; 1,200 mi) at 8.5 knots (15.7 km/h; 9.8 mph) (surfaced)
  • 27 nmi (50 km; 31 mi) at 5 knots (9.3 km/h; 5.8 mph) (submerged)
Complement2 officers and 23 crewmen
Armament6 × external 450 mm (17.7 in)
torpedo launchers (4 × fixed, 2 × Drzewiecki drop collars
)

French submarine Monge (Q67) was one of 18 Pluviôse-class submarines built for the French Navy (Marine Nationale) in the first decade in the 20th century.

Design and description

The Pluviôse class were built as part of the French Navy's 1905 building program to a double-hull design by Maxime Laubeuf.[1] The submarines displaced 404 metric tons (398 long tons) surfaced and 553 metric tons (544 long tons) submerged. They had an overall length of 51.12 meters (167 ft 9 in), a beam of 4.96 meters (16 ft 3 in), and a draft of 3.15 meters (10 ft 4 in). Their crew numbered 2 officers and 23 enlisted men.[2]

For surface running, the boats were powered by two 350-

Du Temple boilers. When submerged each propeller was driven by a 230-metric-horsepower (227 bhp; 169 kW) electric motor.[3] On the surface they were designed to reach a maximum speed of 12 knots (22 km/h; 14 mph) and 8 knots (15 km/h; 9.2 mph) underwater.[1] The submarines had a surface endurance of 865 nautical miles (1,602 km; 995 mi) at 11.6 knots (21.5 km/h; 13.3 mph) and a submerged endurance of 70 nmi (130 km; 81 mi) at 2.8 knots (5.2 km/h; 3.2 mph).[4]

The first six boats completed were armed with a single 450-millimeter (17.7 in) internal bow

traverse 150 degrees to each side of the boat. The Pluviôse-class submarines carried eight torpedoes.[5]

Construction and career

Monge, named after the 18th-century

laid down in 1906,[7] launched on 31 December 1908 and commissioned on 2 August 1910.[8]

At the outbreak of the

Adriatic
tasked with bringing the Austro-Hungarian Fleet to battle or blockading it in its home ports.

On 29 December 1915, while on patrol off

Notes

  1. ^ a b Gardiner & Gray, p. 209
  2. ^ Garier 1998, pp. 51, 54, 56, 65
  3. ^ Garier 1998, pp. 56–59
  4. ^ Garier 1998, p. 67
  5. ^ Garier 1998, pp. 59–60
  6. ^ Garier, p. 49
  7. ^ Couhat, p. 140
  8. ^ Garier 1998, p. 50
  9. ^ Castel
  10. ^ Sieche

Bibliography

  • Couhat, Jean Labayle (1974). French Warships of World War I. London: Ian Allan. .
  • Gardiner, Robert & Gray, Randal (1985). Conway's All The World's Fighting Ships 1906–1921. London: Conway Maritime Press. .
  • Garier, Gérard (2002). A l'épreuve de la Grande Guerre. L'odyssée technique et humaine du sous-marin en France (in French). Vol. 3–2. Bourg-en-Bresse, France: Marines édition. .
  • Garier, Gérard (1998). Des Émeraude (1905-1906) au Charles Brun (1908–1933). L'odyssée technique et humaine du sous-marin en France (in French). Vol. 2. Bourg-en-Bresse, France: Marines édition. .

External links