SM U-29 (Germany)

For other ships with the same name, see German submarine U-29.

History
SM U 29, Commander Otto Weddigen, leaving harbour for the last cruise
German Empire
Name:	U-29
Ordered:	19 February 1912
Builder:	Kaiserliche Werft Danzig
Launched:	11 October 1913
Commissioned:	1 August 1914
Fate:	Rammed and sunk by HMS Dreadnought on 18 March 1915
General characteristics ^[1]
Class and type:	German Type U 27 submarine
Displacement:	675 t (664 long tons) surfaced 878 t (864 long tons) submerged
Length:	64.70 m (212 ft 3 in) (o/a)
Beam:	6.32 m (20 ft 9 in)
Draught:	3.48 m (11 ft 5 in)
Speed:	16.7 knots (30.9 km/h; 19.2 mph) surfaced 9.8 knots (18.1 km/h; 11.3 mph) submerged
Range:	8,420 nmi (15,590 km; 9,690 mi) at 8 knots (15 km/h; 9.2 mph) surfaced 85 nmi (157 km; 98 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged
Test depth:	50 m (164 ft)
Complement:	4 officers, 31 enlisted
Armament:	4 × 50 cm (19.7 in) torpedo tubes 1 × 8.8 cm (3.46 in) deck gun
Service record
Part of:	Imperial German Navy: IV Flotilla unknown start – 18 March 1915
Commanders:	Kptlt. Wilhelm Plange 1 August 1914 – 15 February 1915 Kptlt. Otto Weddigen 16 February – 18 March 1915
Operations:	1 patrol
Victories:	4 merchant ships sunk (12,934 GRT) 2 ships damaged (4,317 GRT)

SM U-29^{[Note 1]} was a Type U-27 U-boat of the Imperial German Navy. She served during the First World War.

U-29's last commander was Captain Otto Weddigen. U-29 was sunk with all hands on 18 March 1915 in the Pentland Firth after being rammed by HMS Dreadnought.^[2] She is the only submarine known to have been sunk by a battleship.

Summary of raiding history

Date	Name	Nationality	Tonnage^{[Note 2]}	Fate^[3]
11 March 1915	Adenwen	United Kingdom	3,798	Damaged
11 March 1915	Auguste Conseil	France	2,952	Sunk
12 March 1915	Andalusian	United Kingdom	2,349	Sunk
12 March 1915	Headlands	United Kingdom	2,988	Sunk
12 March 1915	Indian City	United Kingdom	4,645	Sunk
14 March 1915	Atalanta	United Kingdom	519	Damaged

References

Notes

↑ "SM" stands for "Seiner Majestät" (English: His Majesty's) and combined with the U for Unterseeboot would be translated as His Majesty's Submarine.
↑ Tonnages are in gross register tons

Citations

↑ Gröner 1991, pp. 6-7.
↑ History.ney.mil, Dreadnought
↑ Helgason, Guðmundur. "Ships hit by U 29". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 22 December 2014.

Bibliography

Gröner, Erich; Jung, Dieter; Maass, Martin (1991). U-boats and Mine Warfare Vessels. German Warships 1815–1945. 2. Translated by Thomas, Keith; Magowan, Rachel. London: Conway Maritime Press. ISBN 0-85177-593-4.

German Type U 27 submarines

U-27 U-28 U-29 U-30

Preceded by: Type U 23 Followed by: Type U 31 List of U-boats of Germany

Coordinates: 58°20′N 0°57′E / 58.333°N 0.950°E / 58.333; 0.950

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