CMRL begins tunnelling works for Phase II Corridor 5 in Chennai, India May 3, 2026 | Asia Pacific News, News Chennai Metro Rail Limited (CMRL) has commenced tunnelling works under the Villivakkam railway station tracks as part of Phase II Corridor 5 of the Chennai Metro project. The tunnelling is being carri... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password