 The market's plan was selected in an international competition.One of the highest prizes was received by Riga's architect Pāvils Dreijmanis and engineer S. Žitkovs collaborative proposal to reuse metal frameworks from World War I German Zeppelin hangars Walhalla and Walther used in Vaiņode Air Base.The initial large structure design was impractical due to their size and weather conditions and the new buildings only used the top parts of the hangar design.