In our globalised, interconnected and increasingly competitive world, the importance of public space is often highlighted. This article aims at connecting public space to the concept of social infrastructure to point to the underlying and indispensable nature of public space. It builds on the assumption that public space is the physical manifestation of the interconnection between global urban processes and local tendencies where dynamics of festivalisation and restricted access are on the rise. The town hall square in Vienna and its seasonal use for different festivals and events serves as the empirical case. The square, situated in the centre of the city, shows powerful dynamics within the production of public ...