German submarine U-1055

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Career (Nazi Germany)
Name: U-1055
Ordered: 5 June 1941
Builder: Friedrich Krupp Germaniawerft, Kiel
Yard number: 689
Laid down: 30 March 1943
Launched: 9 March 1944
Commissioned: 8 April 1944
Fate: Missing since 23 April 1945 in the North Atlantic.
General characteristics
Type: Type VIIC submarine
Displacement: 769 tonnes (757 long tons) surfaced
871 t (857 long tons) submerged
Length: 67.1 m (220 ft 2 in) o/a
50.5 m (165 ft 8 in) pressure hull
Beam: 6.2 m (20 ft 4 in) o/a
4.7 m (15 ft 5 in) pressure hull
Draft: 4.74 m (15 ft 7 in)
Propulsion: 2 × supercharged Germaniawerft 6-cylinder 4-stroke F46 diesel engines, totalling 2,800–3,200 bhp (2,100–2,400 kW). Max rpm: 470-490
2 × AEG GU 460/8-276 electric motors, totalling 750 shp (560 kW) and max rpm: 296
Speed: 17.7 knots (32.8 km/h; 20.4 mph) surfaced
7.6 knots (14.1 km/h; 8.7 mph) submerged
Range: 8,500 nmi (15,700 km) at 10 kn (19 km/h; 12 mph) surfaced
80 nmi (150 km) at 4 kn (7.4 km/h; 4.6 mph) submerged
Test depth: 230 m (750 ft)
Crush depth: 250–295 m (820–968 ft)
Complement: 44–52 officers & ratings
Armament: 5 × 53.3 cm (21 in) torpedo tubes (4 bow, 1 stern)
14 × torpedoes or 26 TMA mines
1 × 8.8 cm (3.46 in) deck gun (220 rounds)
Various AA guns
Service record[1]
Part of: 5th U-boat Flotilla
(8 April 1944 - 30 November 1944) - Training
11th U-boat Flotilla
(1 December 1944 - 23 April 1945)
Commanders: Oblt.z.S. Rudolf Meyer
(8 April 1944 - 23 April 1945)
Operations: 1st patrol:
11 December 1944 - 1 February 1945
2nd patrol:
5 April 1945 - 23 April 1945
Victories: 4 merchant ships sunk (19,413 GRT)

German submarine U-1055 was a Type VIIC U-boat built for Nazi Germany's Kriegsmarine for service during World War II. She was laid down on 30 March 1943 by Friedrich Krupp Germaniawerft, Kiel as yard number 689, launched on 9 March 1944 and commissioned on 8 April 1944 under Oberleutnant zur See Rudolf Meyer.
She was fitted with a Schnorchel underwater breathing apparatus in November 1944.

Service History[edit]

The boat's career began with training at 5th U-boat Flotilla on 8 April 1944, followed by active service on 1 December 1944 as part of the 11th Flotilla for the remainder of her service.

In 2 patrols she sank 4 merchant ships, for a total of 19,413 gross register tons (GRT).

Fate[edit]

U-1055 went missing on 23 April 1945 in the North Atlantic with no explanation. All hands were lost.

Summary of Raiding Career[edit]

Date Name Nationality Tonnage
(GRT)
Fate[2]
9 January 1945 Jonas Lie  United States 7,198 Sunk
11 January 1945 Roanoke  United States 2,606 Sunk
11 January 1945 Normandy Coast  United Kingdom 1,428 Sunk
15 January 1945 Maja  United Kingdom 8,181 Sunk

See also[edit]

References[edit]

Notes
  1. ^ "The Type VIIC boat U-1055 - German U-boats of WWII - uboat.net". www.uboat.net. Retrieved 12 July 2014. 
  2. ^ "U-1055 successes". UBoat.net. Retrieved 12 July 2014. 
Bibliography
  • Busch, Rainer; Röll, Hans-Joachim (1999). Deutsche U-Boot-Verluste von September 1939 bis Mai 1945. Der U-Boot-Krieg (in German) IV (Hamburg, Berlin, Bonn: Mittler). ISBN 3-8132-0514-2. 
  • Gröner, Erich (1985). U-Boote, Hilfskreuzer, Minenschiffe, Netzleger, Sperrbrecher. Die deutschen Kriegsschiffe 1815-1945 (in German) III (Koblenz: Bernard & Graefe). ISBN 3-7637-4802-4. 
  • Sharpe, Peter (1998). U-Boat Fact File. Great Britain: Midland Publishing. ISBN 1-85780-072-9. 

External links[edit]