Emergency gate
From BAWiki
Definition
A device that is temporarily used as a closure; e.g. a stop log, needle valve, floating gate, panel lock.
Synonyms
Abbreviations
Source
Wörterbuch Wasserbau und Wasserwirtschaft, Deutsch-Englisch, Pohl, Reinhard, Shaker Verlag, Aachen, 2006; translated from "DIN 4054" by Alejandro and Hannah Carrizo.