CMRL Phase 2: Bids Invited for Chennai Metro Line-3’s 29 Underground Stations

This is big. Chennai Metro Rail Ltd. (CMRL) on Saturday published a notice inviting tenders to build 29 underground stations of Chennai’s new 45.81 km Line-3 which will connect Madhavaram and SIPCOT in the 118.9 km Chennai Metro Phase 2 project.

These 29 stations of the line’s 26.7 km underground section between Madhavaram Milk Colony and Taramani Road Junction will be built through 5 civil packages, UG-01 to UG-05, and financed by the Japan International Cooperation Agency (JICA).

The brief scope of each package indicates the contractor(s) will be responsible for the entire civil works at 21 stations and partial civil works at 8 stations.

Those 8 stations’ remaining partial works and approximately 21 km long twin tunnels (total 42 km) connecting all 29 stations will be built as part of Packages TU-01 and TU-02, and for that CMRL received 8 bids (2 each) from Gulermak, Larsen & Toubro (L&T), STEC-WH JV and Tata Projects (TPL) a little over a week ago.

Package UG-01 (Madhavaram to Perambur)This package includes entire civil work at 5 stations and partial works at 2 stations.
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Brief Scope: Construction of five (05) underground stations at Thapalpetti, Moolakadai, Sembiyam, Perambur Market and Perambur Metro and Crossover at Sembiyam and works other than diaphragm wall of two underground stations at Madhavaram Milk Colony and Murari.

• Completion Period: 1460 days (4 years)
• Pre-bid Meeting: 22/12/2020 at 11:00 hours
• Bid Submission End Date: 08/03/2021 up to 15:00 Hrs
• Technical Bid Opening Date: 09/03/2021 up to 15:00 Hrs

Package UG-02 (Ayanavaram to Kellys)This package includes entire civil work at 4 stations and partial works at 2 stations. The proposed station at Doveton Junction has not been mentioned in its scope of works, so I assume it has been dropped.
Brief Scope: Construction of four (04) underground stations at Otteri, Pattalam, Perambur Barracks Road and Kellys and works other than diaphragm wall of two underground stations at Ayanavaram & Puraisaiwakkam High Road cum Crossover Box

• Completion Period: 1550 days (4.2 years)
• Pre-bid Meeting: 22/12/2020 at 15:00 hours
• Bid Submission End Date: 08/03/2021 up to 15:00 hrs
• Technical Bid Opening Date: 09/03/2021 up to 15:00 hrs

Package UG-03 (KMC to Royapettah)This package includes entire civil work at 5 stations and partial works at 2 stations. The new station-box at KMC (Kilpauk) will form an interchange with the 22 km Green Line (Line-2) which connects Chennai Central and St. Thomas Mount, while a new station box at Thousand Lights will form an interchange with the 23.10 km Blue Line (Line-1) which currently connects Chennai Airport and Washermanpet.

Brief Scope: Construction of five (05) underground stations at KMC, Sterling Road Junction, Nangambakkam, Gemini, Thousand Lights and Thousand Lights Crossover and works other than diaphragm wall of two underground stations at Royapettah Govt. Hospital & Chetpet Metro

• Completion Period: 1725 days (4.7 years)
• Pre-bid Meeting: 22/12/2020 at 17:00 Hours
• Bid Submission End Date: 08/03/2021 up to 15:00 Hrs
• Technical Bid Opening Date: 09/03/2021 up to 17:00 Hrs

CMRL’s official Phase 2 map with my edits showcasing the northern most station of each package

Package UG-04 (Radhakrishnan to Adyar Junction)This package includes entire civil work at 4 stations with partial works at 1 station (Greenways). Thirumayilai will serve as an interchange with Phase 2’s new 26.09 km Line-4 (Light House – Poonamallee Bus Depot).

Brief Scope: Construction of five (05) underground stations at Radhakrishanan Salai Jn, Thirumayilai Metro, Mandaiveli, Greenways Road (with part diaphragm wall), Adyar Jn and two cross passage shafts and one emergency escape shaft.

• Completion Period: 1725 days (4.7 years)
• Pre-bid Meeting: 23/12/2020 at 11:00 Hours
• Bid Submission End Date: 08/03/2021 up to 15:00 Hrs
• Technical Bid Opening Date: 09/03/2021 up to 17:00 Hrs

Package UG-05 (Adyar Depot – Taramani Link Road Ramp)This package includes entire civil work at 3 stations, partial works at 1 station and one ramp leading to the elevated section towards SIPCOT.

Brief Scope: Construction of three (03) underground stations at Adyar Depot, Indira Nagar and Taramani Road Jn and Ramp and works other than diaphragm wall of underground station station Thiruvanmiyur Metro.
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• Completion Period: 1725 days (4.7 years)
• Pre-bid Meeting: 23/12/2020 at 15:00 Hours
• Bid Submission End Date: 08/03/2021 up to 15:00 Hrs
• Technical Bid Opening Date: 09/03/2021 up to 18:00 Hrs

With this development, here’s the status of all packages for which bids have been invited so far: