Chennai Metro Update: Tunnel Boring Machine (TBM) breakthrough at Madhavaram High Road of Phase-II

Chennai Metro Rail Limited has commenced the expansion of the Chennai city’s metro rail network as part of Phase-II after the successful completion of the Phase-I and Phase-I Extension Corridors in stages since June 2015 and the growing ridership in Corridors 1 & 2.

More Details:

  • Now, CMRL has ventured into an extensive infrastructure development in the city comprising three more corridors of metro rail for a total length of 116.1 km being funded by several multi-national funding agencies including the JICA, ADB, AIIB & NDB.
  • Corridor 3 comprising total alignment length of 45.4 km from Madhavaram Milk colony to Siruseri Sipcot will be spanning across the north to south direction of the Chennai city and has a total of 28 underground stations and 19 elevated stations.
  • Corridor 4 is an east west alignment for a length of 26.1 km connecting the beach front from Light House station to the Depot at Poonamallee has 9 underground stations and 18 elevated stations.
  • Corridor 5 also begins at Madhavaram Milk colony and connects through Koyambedu, Porur, Alandur and other residential/commercial development of the city to Shollinganallur for a total length of 44.6 km with 6 underground stations and 39 elevated stations.

  • The tunnel construction for the first 9 km underground section of Corridor 3 from Madhavaram Milk Colony to Kellys is being executed through M/s Tata Projects limited and mobilised 7 TBMs for the works.
  • The TBM Nilgiri (S96) tunnel drive started on 13.10.2022 from Madhavaram Milk Colony Station to Madavaram High Road which was inaugurated by Hon’ble Chief Minister of Tamil Nadu Mr. M.K.Stalin, covered a bored tunnel length of 1.4 km and break-through at Madhavaram High Road today (07.08.2023).
  • Additional Chief Secretary, Special Initiatives, Government of Tamil Nadu Mr. Ramesh Chand Meena, I.A.S., along with CMRL Director Mr. T. Archunan, (Project), Mr. S. Ashok Kumar, CGM (T & EC), Mr. Livingstone, CGM (PP&D), Mr. J. Krishnamoorthy AGM (UG), Mr. D. Gurunath Reddy, AGM (Contract Procurement) Mr. Reepu Daman Dube, JGM (UG), Tata Project Vice President Mr. Ramen Kapil, Director Mr. Ranganathan, Manager Mr. Ramesh, General Consultant Team Leader Tony Burchell, other officials and staff of CMRL, GC and Tata Projects were present during the event.

Source: CMRL- Press Release | Images Credit: CMRL

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