BUS Terminus Interchange with Medavakkam I Metro Suburban Stations Medavakkam II Metro . Chennai Metro Map Discover the convenience of traveling seamlessly across the city as you explore the diverse lines and numerous stations that make up Chennai's efficient metro system. The Government of Tamil Nadu created a Special Purpose Vehicle (SPV) for implementing the Chennai Metro Rail Project. This SPV named as “Chennai Metro Rail Limited” was incorporated on 03.12.2007 under the Companies Act. Whether you’re a commuter, tourist, or student, understanding the Chennai Metro Map is key to saving time and planning smooth journeys.