SM U-100

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History
War Ensign of Germany 1903-1918.svg German Empire
NameU-100
Ordered15 September 1915
Builder AG Weser, Bremen
Yard number251
Laid down30 November 1915
Launched25 February 1917
Commissioned16 April 1917
FateSurrendered 27 November 1918; scrapped Swansea 1919
General characteristics [1]
Class and type German Type U 57 submarine
Displacement
  • 750  t (740 long tons) surfaced
  • 952 t (937 long tons) submerged
Length
Beam
  • 6.32 m (20 ft 9 in) (o/a)
  • 4.05 m (13 ft 3 in) (pressure hull)
Height8.25 m (27 ft 1 in)
Draught3.65 m (12 ft)
Installed power
  • 2 × 2,400  PS (1,765  kW; 2,367  shp) surfaced
  • 2 × 1,200 PS (883 kW; 1,184 shp) submerged
Propulsion2 shafts, 2 × 1.65 m (5 ft 5 in) propellers
Speed
  • 16.5 knots (30.6 km/h; 19.0 mph) surfaced
  • 8.8 knots (16.3 km/h; 10.1 mph) submerged
Range
  • 10,100  nmi (18,700 km; 11,600 mi) at 8 knots (15 km/h; 9.2 mph) surfaced
  • 56 nmi (104 km; 64 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged
Test depth50 m (164 ft 1 in)
Complement4 officers, 32 enlisted
Armament
Service record
Part of:
  • II Flotilla
  • 31 May 1917 – 11 November 1918
Commanders:
  • Kptlt. Freiherr Degenhart von Loë [2]
  • 31 May 1917 – 30 September 1918
  • Kptlt. Friedrich Götting [3]
  • 1 October – 11 November 1918
Operations: 8 patrols
Victories:
  • 10 merchant ships sunk
    (34,505  GRT)
  • 2 merchant ships damaged
    (5,272  GRT)

SM U-100 [Note 1] was one of the 329 submarines serving in the Imperial German Navy in World War I. U-100 was engaged in the German campaign against Allied commerce ( Handelskrieg ) during that conflict. [4]

Contents

U-100 was surrendered to the Allies at Harwich on 21 November 1918 in accordance with the requirements of the Armistice with Germany. After being exhibited at Blyth in December 1918, she was sold while lying there by the British Admiralty to George Cohen on 3 March 1919 for £2,250 (excluding her engines), and was broken up at Swansea. Her engines were sold to Southend Corporation for use in an electricity generating station. [5]

Summary of raiding history

DateNameNationalityTonnage [Note 2] Fate [6]
14 June 1917 Cedarbank Flag of Norway.svg  Norway 2,825Sunk
17 June 1917 Gunhild Flag of Denmark.svg  Denmark 996Sunk
22 June 1917 Melford Hall Civil Ensign of the United Kingdom.svg  United Kingdom 6,339Sunk
5 August 1917 Kathleen Civil Ensign of the United Kingdom.svg  United Kingdom 3,915Sunk
9 August 1917 Blagdon Civil Ensign of the United Kingdom.svg  United Kingdom 1,996Sunk
27 December 1917 Adela Civil Ensign of the United Kingdom.svg  United Kingdom 685Sunk
15 February 1918 Thalatta I Flag of the Netherlands.svg  Netherlands 358Damaged
21 February 1918 Rio Verde Civil Ensign of the United Kingdom.svg  United Kingdom 4,025Sunk
16 April 1918 Lake Michigan Civil Ensign of the United Kingdom.svg  United Kingdom 9,288Sunk
9 June 1918 Helene Flag of the Netherlands.svg  Netherlands 112Sunk
21 June 1918 Homer City Civil Ensign of the United Kingdom.svg  United Kingdom 4,914Damaged
21 June 1918 Montebello Civil Ensign of the United Kingdom.svg  United Kingdom 4,324Sunk

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References

Notes

  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. ↑ Tonnages are in gross register tons

Citations

  1. ↑ Gröner 1991, pp. 12–14.
  2. ↑ Helgason, Guðmundur. "WWI U-boat commanders: Freiherr Degenhart von Loë". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 25 January 2015.
  3. ↑ Helgason, Guðmundur. "WWI U-boat commanders: Friedrich Götting". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 25 January 2015.
  4. ↑ Helgason, Guðmundur. "WWI U-boats: U 100". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 25 January 2010.
  5. ↑ Dodson, Aidan; Cant, Serena (2020). Spoils of War: the fate of enemy fleets after the two World Wars. Barnsley: Seaforth. pp. 92–93, 125. ISBN   978-1-5267-4198-1.
  6. ↑ Helgason, Guðmundur. "Ships hit by U 100". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 25 January 2015.

Bibliography

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