This lecture covers the restructuring of Pikine irregular South, focusing on the importance of improving infrastructure in precarious neighborhoods, the methodology for planning essential and local infrastructures, and the design of a network to enhance accessibility. It also discusses the challenges of implementing a major state project, relocating households, and managing the impact of a highway on the local community. The evolving methodology involves tasks such as socio-economic surveys, evaluating past interventions, land studies, updated diagnostics, restructuring strategies, infrastructure planning, and social organization. The session concludes with valuable insights from the African Cities Lab.