SM ''UB-57'' was a German Type UB III submarine or

U-boat U-boats were naval submarines operated by Germany, particularly in the First and Second World Wars. Although at times they were efficient fleet weapons against enemy naval warships, they were most effectively used in an economic warfare role ...

in the

German Imperial Navy The Imperial German Navy or the Imperial Navy () was the navy of the German Empire, which existed between 1871 and 1919. It grew out of the small Prussian Navy (from 1867 the North German Federal Navy), which was mainly for coast defence. Kaiser ...

(german: Kaiserliche Marine) during

World War I World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...

. She was commissioned into the

Flanders Flotilla The Flanders U-boat flotillas were Imperial German Navy formations set up to prosecute the U-boat campaign against Allied shipping in the Western Approaches (British Home Waters) during the First World War. Originally operating as a flotilla, it w ...

of the German Imperial Navy on 30 July 1917 as SM ''UB-57''.) and combined with the ''U'' for ''Unterseeboot'' would be translated as ''His Majesty's Submarine''., group=Note She operated as part of the

based in

Zeebrugge Zeebrugge (, from: ''Brugge aan zee'' meaning "Bruges at Sea", french: Zeebruges) is a village on the coast of Belgium and a subdivision of Bruges, for which it is the modern port. Zeebrugge serves as both the international port of Bruges-Zeeb ...

. ''UB-57'' was sunk at 23:00 on 14 August 1918 at after striking a mine, 34 crew members lost their lives in the event.

Construction

She was built by

AG Weser Aktien-Gesellschaft „Weser" (abbreviated A.G. „Weser”) was one of the major German shipbuilding companies, located at the Weser River in Bremen. Founded in 1872 it was finally closed in 1983. All together, A.G. „Weser" built about 1,400 ...

Bremen Bremen (Low German also: ''Breem'' or ''Bräm''), officially the City Municipality of Bremen (german: Stadtgemeinde Bremen, ), is the capital of the German state Free Hanseatic City of Bremen (''Freie Hansestadt Bremen''), a two-city-state consis ...

and following just under a year of construction, launched at Bremen on 21 June 1917. ''UB-57'' was commissioned later that same year under the command of ''Kptlt.''

Otto Steinbrinck Otto Steinbrinck (19 December 1888 – 16 August 1949) was a highly decorated World War I naval officer and German industrialist who was later indicted and found guilty in the Nuremberg Flick Trial. Having had a very successful career as a U-boa ...

. Like all Type UB III submarines, ''UB-57'' carried 10

torpedo A modern torpedo is an underwater ranged weapon launched above or below the water surface, self-propelled towards a target, and with an explosive warhead designed to detonate either on contact with or in proximity to the target. Historically, su ...

es and was armed with a deck gun. ''UB-57'' would carry a crew of up to 3 officer and 31 men and had a cruising range of . ''UB-57'' had a displacement of while surfaced and when submerged. Her engines enabled her to travel at when surfaced and when submerged.

Summary of raiding history

References

Notes

Citations

Bibliography

* * * {{DEFAULTSORT:Ub057 German Type UB III submarines World War I submarines of Germany U-boats commissioned in 1917 Maritime incidents in 1918 U-boats sunk in 1918 World War I shipwrecks in the English Channel U-boats sunk by mines 1918 ships Ships built in Bremen (state) Submarines lost with all hands