The document outlines a case study of land use around Chennai's metro network. It notes that underutilized land and transit resources are pushing development to the suburbs, causing sprawl. The current pattern of unregulated growth is creating an unhygienic environment. It recommends developing pedestrian-oriented "transit towns" around metro stations to maximize infrastructure use and reduce sprawl. Indian Railways could act as a catalytic developer to redevelop railway colonies into model transit towns.

4. Introduction to Chennai Fig 1(a) (above) – Location of Chennai, located by highlighted portion Fig 1(b) (right) – Chennai Urban Agglomeration