SM U 70

SM U 70 ( previous / next - all submarines )
Construction data
Submarine type:	Two-hull deep-sea boat war order D / UD
Series:	U 66 - U 70
Builder:	Germania shipyard, Kiel
Build number:	207
Launch:	July 20, 1915
Commissioning:	September 22, 1915
Technical specifications
Displacement:	791 tons (above water) 933 tons (under water)
Length:	69.50 m
Width:	6.30 m
Draft:	3.79 m
Pressure body ø:	4.15 m
Max. Diving depth:	50 m
Dive time:	40-100 s
Drive:	Diesel engines 2300 PS E-machines 1240 PS
Speed:	16.8 knots (above water) 10.3 knots (under water)
Armament:	4 × 45 cm bow torpedo tube 1 × 45 cm stern torpedo tube (12 torpedoes) 1 × 8.8 cm deck gun 1 × 10.5 cm deck gun (from 1916/17)
Mission data
Commanders:	Otto wishes Joachim Born
Crew (target strength):	4 officers 32 men
Calls:	16
Successes:	53 sunk merchant ships 1 sunk warship
Whereabouts:	Delivered to Great Britain on November 20, 1918. Wrecked in Bo'ness in 1919/20.

SM U-70 , a diesel-electric was submarine of the class UD of the German Imperial Navy , which in the First World War was used.

Calls

The submarine was ordered by the Austrian Navy before the start of the war , but was taken over by Germany on November 28, 1914. On July 20, 1915, the boat eventually ran as U 70 at the Germania shipyard in Kiel from the stack and was put into service on September 22 1915th The commanders of the submarine were Otto Wünsche (September 22, 1915 - September 15, 1917) and Joachim Born (September 16, 1917 - November 11, 1918).

From February 1916, U 70 was assigned to the IV. U-Flotilla of the High Seas Armed Forces, which was stationed in Emden and on Borkum .

U 70 carried out 16 operations during the First World War , mainly in the eastern North Atlantic . A total of 53 merchant ships from the Entente and neutral states with a total tonnage of approx. 137,717  GRT were sunk. In addition, the British sloop Rhododendron with 1,290 GRT was sunk . The warship was sunk in the North Sea on May 5, 1918 . 15 British seafarers were killed. The largest ship sunk by U 70 was the British troop transport Southland with 11,899 GRT - the former Belgian Vaderland . The Southland was on June 4, 1917 140 nautical miles north-west of Tory Island approximately at the position of 56 ° 10 '  N , 12 ° 14'  W sunk. The Southland was badly damaged in the Aegean Sea on September 2, 1915 by the German single-hull submarine UB 14 . The smallest sinking victim of U 70 was the British schooner Spinaway (95 GRT) which was sunk on December 26, 1916 on its way from Newfoundland to Portugal .

At the end of February 1916, U 70 formed the reconnaissance protection for the auxiliary cruiser Greif, which was leaving Hamburg . However, due to adverse weather conditions, touch was soon lost. The Greif was sunk on February 29, 1916 by British naval forces.

Whereabouts

U 70 survived the First World War without being scuttled. The submarine was delivered to the United Kingdom as spoils of war on November 20, 1918 . In 1919 and 1920 it was scrapped in Bo'ness, Scotland .

Ship contacts

List of ships sunk or damaged by U 70 :

date	Surname	tonnage	nation
March 16, 1916	Berwindvale *	5,242	United Kingdom
March 16, 1916	Willie	185	United Kingdom
March 17, 1916	Lindfjeld	2,230	Norway
March 22, 1916	Bougainville	2,248	France
March 24, 1916	Fenay Bridge	3,838	United Kingdom
March 28, 1916	Eagle Point	5,222	United Kingdom
April 2, 1916	arena	1,019	Norway
December 17, 1916	Pascal	5,587	United Kingdom
December 18, 1916	Eugene Gaston	184	France
December 18, 1916	Flimston	5,751	United Kingdom
December 18, 1916	Hirondelle	148	France
December 22, 1916	Avanti	1,673	Italy
December 22, 1916	Thyra *	749	Norway
December 24, 1916	Harry W. Adams	127	United Kingdom
December 26, 1916	Spinaway	95	United Kingdom
December 30, 1916	Borre	741	Norway
December 30, 1916	Edda	1,138	Norway
January 1, 1917	Tsiropinas	3,015	Greece
January 2, 1917	Aconcagua	1.313	France
January 2, 1917	Odda	1.101	Norway
January 2, 1917	San Leandro	1,616	Spain
January 4, 1917	Ruby	949	Russia
January 9, 1917	Excellent	1,944	United Kingdom
February 27, 1917	San Patricio *	9,712	United Kingdom
March 3, 1917	Kincardine	4,108	United Kingdom
March 9, 1917	Inverlogy	2,347	United Kingdom
March 10, 1917	Mediterranean	105	United Kingdom
March 10, 1917	T. Crowley	97	United Kingdom
March 12, 1917	Winnebago *	4,666	United Kingdom
March 13, 1917	Alma	335	Russia
March 13, 1917	Elizabeth Eleanor	169	United Kingdom
March 13, 1917	Pera	1,737	Russia
March 15, 1917	Balaguians	2,293	France
March 15, 1917	Circe	4.133	France
March 16, 1917	Norma Pratt	4,416	United Kingdom
March 16, 1917	Vigilancia	4.115	United States
March 18, 1917	Joshua Nicholson	1,853	United Kingdom
April 21, 1917	Sebek	4,601	United Kingdom
April 24, 1917	Clan Galbraith	2.168	Norway
April 24, 1917	Eos	179	Denmark
April 24, 1917	Valkyrian	233	Sweden
April 24, 1917	Vestdal	1,690	Norway
April 26, 1917	Harpete	4,814	United Kingdom
April 27, 1917	Manchester Citizen	4,251	United Kingdom
April 28, 1917	Annemarie	441	Norway
April 29, 1917	Daleby	3,628	United Kingdom
April 30, 1917	Delamere	1,525	United Kingdom
June 4, 1917	Southland	11,899	United Kingdom
June 9, 1917	Appledore	3,843	United Kingdom
June 9, 1917	Egyptiana	3,818	United Kingdom
June 9, 1917	Harbury	4,572	United Kingdom
June 10, 1917	Galicia	1,400	United Kingdom
June 11, 1917	City Of Perth	3,427	United Kingdom
June 18, 1917	Queen Adelaide	4,965	United Kingdom
June 19, 1917	Buffalo	4.106	United Kingdom
August 25, 1917	Malda	7,896	United Kingdom
May 5, 1918	rhododendron	1,290	United Kingdom
	Sunk: Damaged: Total:	139,065 20,369 159,434

* damaged but not sunk

Footnotes

1. ↑ Bodo Herzog: German U-Boats 1906–1966 . Erlangen: Karl Müller Verlag, 1993, p. 139.
2. ↑ Bodo Herzog: German U-Boats 1906–1966 . Erlangen: Karl Müller Verlag, 1993, p. 123.
3. ↑ Bodo Herzog: German U-Boats 1906–1966 . Erlangen: Karl Müller Verlag, 1993, p. 68.
4. ↑ Bodo Herzog: German U-Boats 1906–1966 . Erlangen: Karl Müller Verlag, 1993, p. 120.
5. ↑ uboat.net: Ships hit during WWI - HMS Rhododendron
6. ↑ Bodo Herzog: German U-Boats 1906–1966 . Erlangen: Karl Müller Verlag, 1993, p. 119.
7. ↑ uboat.net: Ships hit during WWI - Southland
8. ↑ uboat.net: Ships hit during WWI - Spinaway
9. ^ John Walter: Pirates of the Emperor - German trade troublemakers 1914-1918 . Stuttgart: Motorbuch Verlag, 1994, ISBN 3-613-01729-6 , p. 91ff.
10. ↑ Bodo Herzog: German U-Boats 1906–1966 . Erlangen: Karl Müller Verlag, 1993, p. 90.
11. ↑ uboat.net: Ships hit by U 70

literature

• Bodo Herzog: German U-Boats 1906–1966 . Erlangen: Karl Müller Verlag, 1993, ISBN 3-86070-036-7 .

Web links

• WWI U-boats U 70 on uboat.net (English)
• SM U 70 on u-boot-net.de