6 bidders for underground work of Chennai Metro Line-4


In addition to opening bids for GC Contract of Line-4Chennai Metro Rail Limited (CMRL) has today opened technical bids for packages UG-01 and UG-02 of its 10 km underground section, revealing that 6 bidders have submitted a total of 10 bids for its tunneling work.

CMRL did invited tenders In February 2021 for both these packages 118.9 km Phase 2 Project connecting Light House – Boat Club – Power House Ramp through 10 stations with a time frame of 48 months.



  • Dogs Insan Way Tikarate AS – JMC Projects JV (UG-2 only)
  • Gulermak Agir Sanay Insat Ve Tahut Aas
  • ITD Cementation India Limited
  • J Kumar Infraprojects – Patel Infra JV (UG-1 only)
  • Larsen & Toubro Limited (L&T)
  • Shanghai Tunnel Engineering Company (Singapore) Pte Ltd (STEC)

Package UG-01

This 5.15 km stretch connects Bharathidasan Road station to Lighthouse station through 5 stations with twin tunnels. The package includes construction of four of these at Bharathidasan Road, Alwarpet, Kutchi Road and Light House. Thirumalai station will be constructed (interchange of Line-3 and Line-4) via Line-3 Package UG-04. A planned station on Foreshore Road is no longer functioning.


Tender Number: CMRL/Con/Phase-II/C4-UG-01/2021

short range: Construction of Underground Stations at Light House, Kachari Road, Alwarpet, Bharathidasan Road, Underground Stabilizing Yard at Light House Station and with Cross Over and Twin Tunnels attached to it, Project from Chainage 0+001m to End Chainage 5+150m (Down Line) begins.

ChennaiMetroC4 UG 01Route Kolkata Metro
Official Phase 2 Map of CMRL with my edits showcasing this package between Bharathidasan Road Station to Light House Station View Phase 2 information and route maps

Package UG-02

This 4.877 km stretch of twin tunnels connects a ramp west of Kodambakkam flyover station to Boat Club station, which includes Kodambakkam Flyover (formerly Meenakshi College), Kodambakkam, Panagal Park (with a crossover), Nandanam and Boat Club (Adyar). Gate Jn) has 5 stations. . A planned station at Knutson Park is no longer operating.

Tender Number: CMRL/Con/Phase-II/C4-UG-02/2021


short rangeConstruction of Underground stations at Boat Club, Nandanam, Panagal Park, Kodambakkam, Kodambakkam Flyover, Underground Crossover at Panagal Park Station and associated Twin Tunnels, Cut & Cover Box, U Section and Ramp Project starting from Chainage 5+150m to Chainage 10 Is. +0.27 m (down line)

ChennaiMetroC4 UG 02MapNew Kolkata Metro
Official Phase 2 Map of CMRL with my edits showcasing this package between Kodambakkam Flyover (Meenakshi College) – Boat Club (Adyar Gate Junction) View Phase 2 information and route maps

All the 10 bids have now been sent for technical bid evaluation, which may take a few months to complete. When this is done, the financial bids of the technically qualified bidders will be opened to identify who is the lowest bidder and most likely contractor for the construction of each package.


The construction of the underground section (Light House-Power House Ramp) of Line-4 will be financed by the Asian Development Bank (ADB) through a . $780 million (approx. Rs. 5890 crore) loan.

Here’s the status of all 5 civil contracts (west to east) – with today’s development:

packagecontractor / position
Line-4: Package DPT-01 – Construction work of Poonamallee Depot5 bids received – Technical bid evaluation underway
Line-4 : Package C4-ECV-02 – 7.945 km elevated section with 9 stations from Porur Junction to Poonamalle BypassHCC honored – KEC JV (pre-construction work in progress)
Line-4 & 5: Package C4-ECV-01 – 7.955 km elevated section with 9 stations from Power House to Porur JunctionLarsen & Toubro (L&T) awarded
Line-4: Package C4-UG-02 – 4.877 km underground section with 5 stations from Power House Ramp to Boat Club5 Bids Received – Technical Bid Evaluation In progress (this post!)
Line-4: Package C4-UG-01 – 5.15 km underground section consisting of 4 stations from Bharathidasan Road to Light House5 Bids Received – Technical Bid Evaluation In progress (this post!)

For more updates, see Chennai Section


You may also like...

Leave a Reply

Your email address will not be published. Required fields are marked *