Where is the line between clean and dirty? When does otherness begin? With «Geographies of Urban Filth», Liyang Zhang Architecture + Design analyzes the physical and cultural constructions of dirtiness and cleanliness by wishing to intervene within the North Toronto Wastewater treatment plant central.

Liyang Zhang notes that these two concepts are closely related to social classes and races and proposes to design a bathroom and a public space in the heart of the facility. Why? Because it’s located between three socially disconnected neighbourhoods whose inhabitants share neither the same income nor the same social codes. The architect imagined this unusual concept during an academic thesis. It is an innovative project linking urbanism and sociology together while disrupting conventions. More information here.