The so-called Copa Cagrana on the recent Danube River near the Reichsbrücke at "Stromkilometer (river mile) 12.5",was getting on in years. Built in the early 1980s, numerous add-ons and conversions followed. Then the "WienerGewässerManagement" (WGM / ViennaWaterManagement) opted for a spacious recent building, and with which gerner°gerner plus and Vasko+Partner were commissoned. A design study for the overall concept of the Copa Cagrana preceded this realization.
Source: archdaily.com