Italian battleship Leonardo da Vinci

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Postcard of Leonardo da Vinci in Taranto
History
Italy
NameLeonardo da Vinci
NamesakeLeonardo da Vinci
BuilderOdero, Genoa-Sestri Ponente
Laid down18 July 1910
Launched14 October 1911
Completed17 May 1914
Fate
  • Sunk by explosion, 2 August 1916
  • Refloated, 17 September 1919
  • Sold for scrapping, 26 March 1923
General characteristics
Class and typeConte di Cavour-class battleship
Displacement
Length176 m (577 ft 5 in) (o/a)
Beam28 m (91 ft 10 in)
Draft9.3 m (30 ft 6 in)
Installed power
Propulsion4 × shafts; 3 × steam turbine sets
Speed21.6 knots (40.0 km/h; 24.9 mph)
Range4,800 nmi (8,900 km; 5,500 mi) at 10 knots (19 km/h; 12 mph)
Complement31 officers and 969 enlisted men
Armament
  • 3 × triple, 2 × twin
    305 mm (12 in) guns
  • 18 × single 120 mm (4.7 in) guns
  • 14 × single
    76.2 mm (3 in) guns
  • 3 × 450 mm (17.7 in) torpedo tubes
Armor

Leonardo da Vinci was the last of three

hulk was sold for scrap
in 1923.

Design and description

The Conte di Cavour class was designed to counter the French

kW), Leonardo da Vinci only reached a speed of 21.6 knots (40.0 km/h; 24.9 mph) using 32,800 shp (24,500 kW). The ships carried enough coal and oil[4] to give them a range of 4,800 nautical miles (8,900 km; 5,500 mi) at 10 kn (19 km/h; 12 mph).[2]

Armament and armor

Layout of the main armament

The

76.2-millimeter (3 in) guns; thirteen of these could be mounted on the turret tops, but they could be positioned in 30 different locations, including some on the forecastle and upper decks. They were also fitted with three submerged 450-millimeter (17.7 in) torpedo tubes, one on each broadside and the third in the stern.[6]

The Conte di Cavour-class ships had a complete waterline armor belt that had a maximum thickness of 250 millimeters (9.8 in) amidships, which reduced to 130 millimeters (5.1 in) towards the stern and 80 millimeters (3.1 in) towards the bow. They had two armored decks: the main deck was 24 mm (0.94 in) thick on the flat that increased to 40 millimeters (1.6 in) on the slopes that connected it to the main belt. The second deck was 30 millimeters (1.2 in) thick. Frontal armor of the gun turrets was 280 millimeters (11 in) in thickness and the sides were 240 millimeters (9.4 in) thick. The armor protecting their barbettes ranged in thickness from 130 to 230 millimeters (5.1 to 9.1 in). The walls of the forward conning tower were 280 millimeters thick.[7][8]

Construction and service

Leonardo da Vinci, named after the

MAS torpedo boats, conducted raids on Austro-Hungarian ships and installations. Meanwhile, Revel's battleships would be preserved to confront the Austro-Hungarian battle fleet in the event that it sought a decisive engagement.[11]

Sinking

The upside-down hulk of Leonardo da Vinci under repair

She

saboteurs, but unstable propellant may well have been responsible.[5][15]

The Regia Marina wanted to raise the ship and rejected initial plans to demolish the wreck with explosives. They ultimately settled on a plan to make the ship's hull airtight and raise it using compressed air and

drydock in Taranto had a maximum depth of only 12.2 meters (40 ft) and the upside-down Leonardo da Vinci drew 15.2 meters (50 ft). This meant that her funnels had to be cut off as well.[16]

All of this preparation required over two years and the ship was refloated on 17 September 1919. A deep channel had been dredged from her location to the drydock and she was moved there. A special wooden framework had to be built to support her, still inverted, after the water in the drydock had been drained.

anti-aircraft guns,[2] but ultimately lacked the funds to do so and sold her for scrap on 22 March 1923.[19]

Footnotes

  1. ^ Giorgerini, p. 269
  2. ^ a b c Fraccaroli, p. 259
  3. ^ Giorgerini, pp. 270, 272
  4. ^ Giorgerini, pp. 268, 272
  5. ^ a b Hore, p. 175
  6. ^ Giorgerini, pp. 268, 277–278
  7. ^ Giorgerini, pp. 270–272
  8. ^ McLaughlin, p. 421
  9. ^ Silverstone, p. 300
  10. ^ Giorgerini, p. 272
  11. ^ Halpern, pp. 141–142, 150
  12. ^ Giorgerini, pp. 272, 277
  13. ^ Allen, p. 23
  14. ^ Whitley, pp. 157–158
  15. ^ Caruana, pp. 426–427
  16. ^ Allen, pp. 24–26
  17. ^ a b Allen, p. 26
  18. ^ Whitley, p. 158
  19. ^ Preston, p. 176

References

Further reading

External links