India, Oct. 11 -- Prime Minister Narendra Modi and Tamil Nadu chief minister Vijay inaugurated the Poonamallee-Vadapalani stretch of Phase II of Chennai Metro Rail project on Sunday. The stretch has been built at a cost of around Rs.4,900 crore. After flagging off the services, the two leaders shared a ride on the metro train.

The new services are covered under Corridor four of Phase two of the Metro Rail project. In the newly inaugurated stretch, there are a total of 11 elevated Metro Stations covering approximately 15 km.

The metro rail corridor features a unique 3.7-km double-decker structure. It also features advanced signalling systems designed to support driverless operations.

The stretch will significantly reduce daily travel ti...