Chennai Metro Phase 1: Project Information, Cost, Contractors and System Details

In February 2009, Hyderabad-based Soma Enterprise was awarded a ₹199.2 crore contract for the construction of a 4.5 kilometres long viaduct along the Inner Ring Road. The construction started on 10 June 2009 with the piling work for the elevated viaduct between Koyambedu and Ashok Nagar stretch

Project Summary

• Project Name: Chennai Metro Rail Project
• Owner: Govt. of India and Govt. of Tamilnadu
• Operator: Chennai Metro Rail Limited (CMRL)
• Project Type: Mass Rapid Transit System (MRTS)
• Project Cost: INR 23,770 Crores
• Funding Pattern: Govt. of Tamilnadu and Foreign Institution
• Completion Target: 2021
• Current Status: Operational since June 29, 2015

Routes & Network 

Operational Network

Line 1 (Blue): Wimco Nagar - Chennai International Airport

• Total Length: 32.65 km
• Total Stations: 26 Stations (All operational)
• Station Names: Wimco Nagar, Tiruvottiyur, Gowri Ashram, Thangal, Toll Gate, Tondiarpet, Korukkupet, Sir Theagaraya College, Washermanpet, Mannadi, High Court, Chennai Central, Government Estate, LIC, Thousand Lights, AG-DMS, Teynampet, Nandanam, Saidapet, Little Mount, Guindy, Alandur, Nanganallur Road, Meenambakkam and Chennai International Airport.

Line 2 (Green): Central - St. Thomas Mount

• Total Length: 22 km
• Total Stations: 17 Stations (All Operational)
• Station Names: Chennai Central, Egmore, Nehru Park, Kilpauk Medical College, Pachaiyappa's College, Shenoy Nagar, Anna Nagar East, Anna Nagar Tower, Thirumangalam, Thirumangalam, CMBT, Arumbakkam, Vadapalani, Ashok Nagar, Ekkattuthangal, Alandur, St. Thomas Mount.

Click here to see station names, fare and route maps.

Project Cost & Funding:

System Information

• Design Speed: 80 kmph
• Average Speed: NA
• Track Gauge: Standard Gauge – 1435 mm
• Electrification: 25 KV 50 HZ AC through overhead catenary
• Signalling System: CBTC  
• Rolling stock: Alstom

Major Contractors 

• Larsen & Toubro – Alstom Transport, SA – Alstom Projects India Ltd: Design and Construction of Track Work in Viaduct, Tunnel, Underground and Depot in Corridor – I & II  
• Afcons – Transtonnelstroy JV (UAA-01): Construction of Washermenpet to Egmore/May Day Tunnels & 4 stations
• Gammon – Mosmetrostroy jv (UAA-02 & UAA-03): Construction of May Day Park to AG-DMS
  Tunnels & 3 stations & Construction of AG-DMS to Saidapet Tunnels & 4 stations  
• L&T – SUCG JV (UAA-04): Construction of Egmore t0 Shenoy Nagar Tunnels & 3 stations
• Afcons -Transtonnelstroy (UAA-05): Construction of Shenoy Nagar to Thirumangalam Tunnels & 4 stations
• Alstom India Ltd. (Rolling Stock): 168 Coaches 
• Siemens AG – Siemens Ltd: Power Supply and Overhead Equipments (OHE), Signalling, Platform Screen doors and Tele-communications
• SJEC Corporation – Johnson Lifts Pvt. Ltd: Lifts and Escalators
• Nippon Signal Company Limited (AFC): Automatic Fare Collection (AFC) System  
• Emirates Trading Agency – ETA Engineering Pvt. Ltd: Design and build tunnel Ventilation System Voltas Ltd: Underground stations air conditioning system
• Delhi Metro Rail Corporation (DMRC) (DPR): Detailed Project Report (DPR) Preparer and Interim Consultant till September 2014
• Egis Rail – Egis India – Maunsell Consultants Asia – Balaji Rail Road Systems – Yachiyo Engineering JV (GC): General Consultancy Services
• Systra MVA Consulting (India) Pvt. Ltd (DDC): Detailed Design Consultant 
• Alstom India Ltd: 40 Coaches (Rolling Stock)
• Siemens: Electrification
• Siemens: Signaling
• Apurvakriti Infrastructure: Track-work
• Afcons Infrastructure UAA-08: Construction of Washermenpet to Korukkupet Tunnels, ramp & 6 cross-passages
• IL&FS – PJSC Kyivmetrobud JV UAA-09: Construction of Sir Theagaraya College & Korukkupet Station (terminated in January 2020)
• Simplex Infrastructures Ltd ECV-101: Construction of viaduct from Korukkupet Ramp to Thangal with 3 stations at Tondiarpet, Tollgate and Thangal (3.25 km)
• NCC Ltd ECV-102: Construction of viaduct from Thangal to Wimco Nagar with 3 stations at Gowri Ashram, Tiruvottiyur and Wimco Nagar

Key Dates

• 29 Jun 2015: 10 km section between Koyambedu – Alandur on Green line opened
• 21 Sept 2016: 8.6 km section between Airport –  Little Mount on Blue Line opened
• 15 Oct 2016: 1.3 km section between Alandur – St. Thomas Mount on Green line opened
• 14 May 2017: 8 km section between Koyambedu – Nehru Park on Green line opened
• 25 May 2017: 4.8 km section between Little Mount – AG-DMS on Blue Line opened
• 25 May 2018: 2.6 km section between Nehru Park – Central on Green line opened
• 10 Feb 2019: 9.8 km section between AG-DMS – Washermenpet on Blue Line opened
• 14 Feb 2021: 9.05 km section between Washermenpet – Wimco Nagar on Blue Line Opened

Phase wise in-depth Information

Overview | Chennai Metro Phase 2