German submarine U-1022

U-995, a U-boat similar to U-1022, at the Laboe Naval Memorial
History
Nazi Germany
Name	U-1022
Ordered	13 June 1942[1]
Builder	Blohm & Voss, Hamburg[1]
Yard number	222[1]
Laid down	6 May 1943[1]
Launched	13 April 1944[1]
Commissioned	7 June 1944[1]
Fate	Surrendered on 9 May 1945 Sunk on 29 December 1945 during Operation Deadlight[1]
General characteristics
Class and type	Type VIIC/41 submarine
Displacement	759 tonnes (747 long tons) surfaced 860 t (846 long tons) submerged
Length	67.10 m (220 ft 2 in) o/a 50.50 m (165 ft 8 in) pressure hull
Beam	6.20 m (20 ft 4 in) o/a 4.70 m (15 ft 5 in) pressure hull
Height	9.60 m (31 ft 6 in)
Draught	4.74 m (15 ft 7 in)
Installed power	2,800–3,200 PS (2,100–2,400 kW; 2,800–3,200 bhp) (diesels) 750 PS (550 kW; 740 shp) (electric)
Propulsion	2 shafts 2 × diesel engines 2 × electric motors
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; 9,800 mi) at 10 knots (19 km/h; 12 mph) surfaced 80 nmi (150 km; 92 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	230 m (750 ft) Calculated 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 1 × 8.8 cm (3.46 in) deck gun (220 rounds) 1 × 3.7 cm (1.5 in) Flak M42 AA gun 2 × 2 cm (0.79 in) C/30 AA guns
Service record
Part of:	31st U-boat Flotilla[1] 7 June 1944 – 31 January 1945 11th U-boat Flotilla[1] 1 February – 8 May 1945
Identification codes:	M 38 350
Commanders:	Kptlt. Hans-Joachim Ernst[1] 7 June 1944 – 9 May 1945
Operations:	1 patrol: 12 February – 1 April 1945[1]
Victories:	1 merchant ship sunk (1,392 GRT)[1] 1 auxiliary warship sunk (328 GRT)[1]

German submarine U-1022 was a Type VIIC/41 U-boat of Nazi Germany's Kriegsmarine. She was laid down on 6 May 1943 by Blohm & Voss in Hamburg, Germany, and commissioned on 7 June 1944, the day after the Allied landings in Normandy, with Kapitänleutnant Hans-Joachim Ernst in command. She sank two ships for a total of 1,720 GRT. After the war she was handed over to the Allies and sunk in Operation Deadlight.