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SM UC-15

SM UC-15 was a German Type UC I minelayer submarine or U-boat in the German Imperial Navy (German: Kaiserliche Marine) during World War I. The U-boat was ordered on 23 November 1914, laid down on 28 January 1915, and was launched on 19 May 1915. She was commissioned into the German Imperial Navy on 28 June 1915 as SM UC-15.[Note 1] Mines laid by UC-15 during her eight patrols are credited with sinking 3 ships. UC-15 disappeared in November 1916.[1]

German UC I-class submarine
History
German Empire
NameUC-15
Ordered23 November 1914[1]
BuilderAG Weser, Bremen[2]
Yard number230[1]
Laid down28 January 1915[1]
Launched19 May 1915[1]
Commissioned28 June 1915[1]
FateSunk by her own mines shortly after being engaged by the Romanian torpedo boat Smeul
General characteristics [3]
Class and typeGerman Type UC I submarine
Displacement
  • 168 t (165 long tons), surfaced
  • 182 t (179 long tons), submerged
Length
Beam3.15 m (10 ft 4 in)
Draft3.06 m (10 ft 0 in)
Propulsion
Speed
  • 6.49 knots (12.02 km/h; 7.47 mph), surfaced
  • 5.67 knots (10.50 km/h; 6.52 mph), submerged
Range
  • 910 nmi (1,690 km; 1,050 mi) at 5 knots (9.3 km/h; 5.8 mph) surfaced
  • 50 nmi (93 km; 58 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth50 m (160 ft)
Complement14
Armament
  • 6 × 100 cm (39 in) mine tubes
  • 12 × UC 120 mines
  • 1 × 8 mm (0.31 in) machine gun
Service record
Part of:
  • Constantinople Flotilla
  • 28 June 1915 – 30 November 1916
Commanders:
  • Oblt.z.S. Albrecht von Dewitz[4]
  • 28 June 1915 – 20 June 1916
  • Oblt.z.S. Bruno Heller[5]
  • 6 October – 30 November 1916
Operations: 8 patrols
Victories:
  • 2 merchant ships sunk
    (874 GRT)
  • 1 warship sunk
    (350 tons)

Design edit

A German Type UC I submarine, UC-15 had a displacement of 168 tonnes (165 long tons) when at the surface and 182 tonnes (179 long tons) while submerged. She had a length overall of 33.99 m (111 ft 6 in), a beam of 3.15 m (10 ft 4 in), and a draught of 3.06 m (10 ft 0 in). The submarine was powered by one Benz six-cylinder, four-stroke diesel engine producing 80 metric horsepower (59 kW; 79 shp), an electric motor producing 175 metric horsepower (129 kW; 173 shp), and one propeller shaft. She was capable of operating at depths of up to 50 metres (160 ft).[3]

The submarine had a maximum surface speed of 6.49 knots (12.02 km/h; 7.47 mph) and a maximum submerged speed of 5.67 knots (10.50 km/h; 6.52 mph). When submerged, she could operate for 50 nautical miles (93 km; 58 mi) at 4 knots (7.4 km/h; 4.6 mph); when surfaced, she could travel 910 nautical miles (1,690 km; 1,050 mi) at 5 knots (9.3 km/h; 5.8 mph). UC-15 was fitted with six 100 centimetres (39 in) mine tubes, twelve UC 120 mines, and one 8 millimetres (0.31 in) machine gun. She was built by AG Weser Bremen and her complement was fourteen crew members.[3]

Loss edit

After completion, UC-15 joined the Constantinople Flotilla and became the Flotilla's only minelaying submarine[6] in November 1915, after her sister ship UC-13 was accidentally grounded and subsequently destroyed by her crew. In November 1916, UC-15 was sent on a minelaying mission off the Romanian port of Sulina and never returned, being sunk by her own mines.[7][8] This was probably caused by an encounter with the Romanian torpedo boat Smeul, whose captain surprised a German submarine near Sulina in November 1916, the latter reportedly never returning to her base at Varna. This could only be UC-15, whose systems most likely malfunctioned after being forced to submerge in the shallow waters, upon encountering the Romanian torpedo boat.[9]

Summary of raiding history edit

Date Name Nationality Tonnage[Note 2] Fate[10]
25 April 1916 Zhivuchi   Imperial Russian Navy 350 Sunk
25 April 1916 Sv. Georgiy Pobedonsets   Russian Empire 112 Sunk
20 June 1916 Merkury   Russian Empire 762 Sunk

References edit

Notes edit

  1. ^ "SM" stands for "Seiner Majestät" (English: His Majesty's) and combined with the U for Unterseeboot would be translated as His Majesty's Submarine.
  2. ^ Merchant ship tonnages are in gross register tons. Military vessels are listed by tons displacement.

Citations edit

  1. ^ a b c d e f Helgason, Guðmundur. "WWI U-boats: UC 15". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 20 February 2009.
  2. ^ Tarrant, p. 173.
  3. ^ a b c Gröner 1991, pp. 30–31.
  4. ^ Helgason, Guðmundur. "WWI U-boat commanders: Albrecht von Dewitz". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 9 February 2015.
  5. ^ Helgason, Guðmundur. "WWI U-boat commanders: Bruno Heller". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 9 February 2015.
  6. ^ Marian Sârbu, Marina românâ în primul război mondial 1914-1918, p. 68 (in Romanian)
  7. ^ R.H. Gibson, Maurice Prendergast, The German Submarine War 1914-1918, Periscope Publishing, 2002, p. 135
  8. ^ United States Naval Institute Proceedings, Volume 64, United States Naval Institute, 1938, p. 73
  9. ^ Cristian Crăciunoiu, Romanian navy torpedo boats, Modelism Publishing, 2003, p. 24
  10. ^ Helgason, Guðmundur. "Ships hit by UC 15". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 9 February 2015.

Bibliography edit

  • Bendert, Harald (2001). Die UC-Boote der Kaiserlichen Marine 1914-1918. Minenkrieg mit U-Booten (in German). Hamburg, Berlin, Bonn: Mittler. ISBN 3-8132-0758-7.
  • Gröner, Erich; Jung, Dieter; Maass, Martin (1991). U-boats and Mine Warfare Vessels. German Warships 1815–1945. Vol. 2. Translated by Thomas, Keith; Magowan, Rachel. London: Conway Maritime Press. ISBN 0-85177-593-4.
  • Gardiner, Robert; Gray, Randal, eds. (1985). Conway's All the World's Fighting Ships 1906–1921. Annapolis, Maryland: Naval Institute Press. ISBN 978-0-87021-907-8. OCLC 12119866.
  • Tarrant, V. E. (1989). The U-Boat Offensive: 1914–1945. Annapolis, Maryland: Naval Institute Press. ISBN 978-0-87021-764-7. OCLC 20338385.

other, ships, with, same, name, german, submarine, german, type, minelayer, submarine, boat, german, imperial, navy, german, kaiserliche, marine, during, world, boat, ordered, november, 1914, laid, down, january, 1915, launched, 1915, commissioned, into, germa. For other ships with the same name see German submarine U 15 SM UC 15 was a German Type UC I minelayer submarine or U boat in the German Imperial Navy German Kaiserliche Marine during World War I The U boat was ordered on 23 November 1914 laid down on 28 January 1915 and was launched on 19 May 1915 She was commissioned into the German Imperial Navy on 28 June 1915 as SM UC 15 Note 1 Mines laid by UC 15 during her eight patrols are credited with sinking 3 ships UC 15 disappeared in November 1916 1 German UC I class submarineHistory German Empire NameUC 15 Ordered23 November 1914 1 BuilderAG Weser Bremen 2 Yard number230 1 Laid down28 January 1915 1 Launched19 May 1915 1 Commissioned28 June 1915 1 FateSunk by her own mines shortly after being engaged by the Romanian torpedo boat Smeul General characteristics 3 Class and typeGerman Type UC I submarine Displacement168 t 165 long tons surfaced 182 t 179 long tons submerged Length33 99 m 111 ft 6 in o a 29 62 m 97 ft 2 in pressure hull Beam3 15 m 10 ft 4 in Draft3 06 m 10 ft 0 in Propulsion1 propeller shaft 1 6 cylinder 4 stroke diesel engine 80 bhp 60 kW 1 electric motor 175 shp 130 kW Speed6 49 knots 12 02 km h 7 47 mph surfaced 5 67 knots 10 50 km h 6 52 mph submerged Range910 nmi 1 690 km 1 050 mi at 5 knots 9 3 km h 5 8 mph surfaced 50 nmi 93 km 58 mi at 4 knots 7 4 km h 4 6 mph submerged Test depth50 m 160 ft Complement14 Armament6 100 cm 39 in mine tubes 12 UC 120 mines 1 8 mm 0 31 in machine gun Service record Part of Constantinople Flotilla 28 June 1915 30 November 1916Commanders Oblt z S Albrecht von Dewitz 4 28 June 1915 20 June 1916 Oblt z S Bruno Heller 5 6 October 30 November 1916Operations 8 patrolsVictories 2 merchant ships sunk 874 GRT 1 warship sunk 350 tons Contents 1 Design 2 Loss 3 Summary of raiding history 4 References 4 1 Notes 4 2 Citations 4 3 BibliographyDesign editA German Type UC I submarine UC 15 had a displacement of 168 tonnes 165 long tons when at the surface and 182 tonnes 179 long tons while submerged She had a length overall of 33 99 m 111 ft 6 in a beam of 3 15 m 10 ft 4 in and a draught of 3 06 m 10 ft 0 in The submarine was powered by one Benz six cylinder four stroke diesel engine producing 80 metric horsepower 59 kW 79 shp an electric motor producing 175 metric horsepower 129 kW 173 shp and one propeller shaft She was capable of operating at depths of up to 50 metres 160 ft 3 The submarine had a maximum surface speed of 6 49 knots 12 02 km h 7 47 mph and a maximum submerged speed of 5 67 knots 10 50 km h 6 52 mph When submerged she could operate for 50 nautical miles 93 km 58 mi at 4 knots 7 4 km h 4 6 mph when surfaced she could travel 910 nautical miles 1 690 km 1 050 mi at 5 knots 9 3 km h 5 8 mph UC 15 was fitted with six 100 centimetres 39 in mine tubes twelve UC 120 mines and one 8 millimetres 0 31 in machine gun She was built by AG Weser Bremen and her complement was fourteen crew members 3 Loss editAfter completion UC 15 joined the Constantinople Flotilla and became the Flotilla s only minelaying submarine 6 in November 1915 after her sister ship UC 13 was accidentally grounded and subsequently destroyed by her crew In November 1916 UC 15 was sent on a minelaying mission off the Romanian port of Sulina and never returned being sunk by her own mines 7 8 This was probably caused by an encounter with the Romanian torpedo boat Smeul whose captain surprised a German submarine near Sulina in November 1916 the latter reportedly never returning to her base at Varna This could only be UC 15 whose systems most likely malfunctioned after being forced to submerge in the shallow waters upon encountering the Romanian torpedo boat 9 Summary of raiding history editDate Name Nationality Tonnage Note 2 Fate 10 25 April 1916 Zhivuchi nbsp Imperial Russian Navy 350 Sunk 25 April 1916 Sv Georgiy Pobedonsets nbsp Russian Empire 112 Sunk 20 June 1916 Merkury nbsp Russian Empire 762 SunkReferences editNotes edit SM stands for Seiner Majestat English His Majesty s and combined with the U for Unterseeboot would be translated as His Majesty s Submarine Merchant ship tonnages are in gross register tons Military vessels are listed by tons displacement Citations edit a b c d e f Helgason Gudmundur WWI U boats UC 15 German and Austrian U boats of World War I Kaiserliche Marine Uboat net Retrieved 20 February 2009 Tarrant p 173 a b c Groner 1991 pp 30 31 Helgason Gudmundur WWI U boat commanders Albrecht von Dewitz German and Austrian U boats of World War I Kaiserliche Marine Uboat net Retrieved 9 February 2015 Helgason Gudmundur WWI U boat commanders Bruno Heller German and Austrian U boats of World War I Kaiserliche Marine Uboat net Retrieved 9 February 2015 Marian Sarbu Marina romana in primul război mondial 1914 1918 p 68 in Romanian R H Gibson Maurice Prendergast The German Submarine War 1914 1918 Periscope Publishing 2002 p 135 United States Naval Institute Proceedings Volume 64 United States Naval Institute 1938 p 73 Cristian Crăciunoiu Romanian navy torpedo boats Modelism Publishing 2003 p 24 Helgason Gudmundur Ships hit by UC 15 German and Austrian U boats of World War I Kaiserliche Marine Uboat net Retrieved 9 February 2015 Bibliography edit Bendert Harald 2001 Die UC Boote der Kaiserlichen Marine 1914 1918 Minenkrieg mit U Booten in German Hamburg Berlin Bonn Mittler ISBN 3 8132 0758 7 Groner Erich Jung Dieter Maass Martin 1991 U boats and Mine Warfare Vessels German Warships 1815 1945 Vol 2 Translated by Thomas Keith Magowan Rachel London Conway Maritime Press ISBN 0 85177 593 4 Gardiner Robert Gray Randal eds 1985 Conway s All the World s Fighting Ships 1906 1921 Annapolis Maryland Naval Institute Press ISBN 978 0 87021 907 8 OCLC 12119866 Tarrant V E 1989 The U Boat Offensive 1914 1945 Annapolis Maryland Naval Institute Press ISBN 978 0 87021 764 7 OCLC 20338385 Retrieved from https en wikipedia org w index php title SM UC 15 amp oldid 1223007488, wikipedia, wiki, book, books, library,

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