UB 57 Shipyard & Patrol Info

Some information on UB57 :

Shipyard :
A G Wesser , Bremmen (Werk 269)
Ordered 20 May, 1916
Laid down 13 Sep, 1916
Launched 20 Jun, 1917
Commissioned 30 Jul, 1917

Commanders:
3 Jul, 1917 - 1 Jan, 1918 : Kptlt. Otto Steinbrinck
2 Jan, 1918 - 14 Aug, 1918 : Johannes Lohs

Career :
11 patrols
20 Sep, 1917 - 14 Aug, 1918 Flandern I Flotilla
Successes 53 ships sunk for a total of 153.150 tons (warships excluded).
Fate 14 Aug, 1918 - Mined off the Flanders coast on August 14, 1918. 34 dead (all hands lost).

Source : http://uboat.net/wwi/boats/index.html?boat=UB+57