Nearly 35% of Chennai Metro Rail’s tunnelling completed in city for phase II project

Officials said, the underground construction is gradually picking up pace and this month alone, three tunnels—between Greenways Road and Mandaveli, Royapettah and Dr. Radhakrishnan Salai and Panagal Park to Kodambakkam—finished their journeys.

​Officials said, the underground construction is gradually picking up pace and this month alone, three tunnels—between Greenways Road and Mandaveli, Royapettah and Dr. Radhakrishnan Salai and Panagal Park to Kodambakkam—finished their journeys.