"bottom emptying gallery" in German bottom-emptying gallery Grundablass Grundablaß Detailed translations for "bottom emptying gallery" bottom-emptying gallery bottom-emptying gallery(also: bottom outlet, scour outlet, bottom discharge tunnel, lower discharge tunnel) der Grundablass{masculine} bottom-emptying gallery(also: bottom outlet, scour outlet, bottom discharge tunnel, lower discharge tunnel) der Grundablaß{masculine}