Chennai Metro

Chennai Metro
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Name	Chennai Metro
Locale	Chennai, Tamil Nadu, India
Transit type	Rapid transit
Began operation	29 June 2015
Lines	2 (Operational)
Stations	41
Ridership	180,000 (daily average, 2023)
Operator	Chennai Metro Rail Limited
System length	54.1 km

Chennai Metro. It is a rapid transit system serving the metropolitan area of Chennai, the capital city of the Indian state of Tamil Nadu. Operated by the state-owned Chennai Metro Rail Limited, the system was inaugurated to address the city's growing traffic congestion and provide a modern, efficient public transport alternative. Since its launch, it has become a critical component of the city's infrastructure, connecting key residential, commercial, and institutional hubs.

History

The project was conceived following studies by the Delhi Metro Rail Corporation and received approval from the Union Cabinet of the Government of India in 2007. Construction began in 2009, with significant phases executed by a consortium including Alstom and Siemens. The first section between Koyambedu and Alandur was opened to the public by then Prime Minister Manmohan Singh in 2015. Subsequent extensions, including the line to Chennai International Airport, were inaugurated under the tenure of Prime Minister Narendra Modi. The project faced challenges such as land acquisition in areas like Mylapore and coordination with existing networks like the Southern Railway.

Network

The operational network consists of two primary corridors. The Blue Line runs from Wimco Nagar in the north to Chennai International Airport in the south, intersecting with the Green Line at the central Chennai Central and Egmore stations. The Green Line connects St. Thomas Mount with Puratchi Thalaivar Dr. M.G. Ramachandran Central Metro Station. Key interchange stations include Alandur and Chennai Central, facilitating transfers between lines. The network is largely elevated, with underground sections in the dense central business districts around Anna Salai and George Town.

Operations

Services operate from 5:30 AM to 11:00 PM daily, with a peak frequency of 5 minutes on core sections. Fares are managed through a contactless smart card system supplied by Thales Group, alongside token-based single journey tickets. The system is integrated with other modes of transport, offering feeder bus services coordinated with the Metropolitan Transport Corporation (Chennai) and auto-rickshaw stands at major stations like Koyambedu and Vadapalani. Security is managed by the Central Industrial Security Force, and station facilities include amenities from retailers like Haldiram's.

Rolling stock

The fleet comprises 42 Metropolis train sets manufactured by Alstom at its facility in Sri City, Andhra Pradesh. These trains are standard gauge, configured in four-car units, with a design speed of 80 km/h. The coaches feature air-conditioning, CCTV surveillance, and dedicated spaces for women and the differently-abled. Maintenance is carried out at the main depot in Koyambedu and a secondary facility at Wimco Nagar. The trains are powered by a 25 kV AC overhead catenary system, with energy-efficient regenerative braking technology.

Future expansion

Phase 2 of the project, approved by the Union Cabinet in 2020, involves constructing three new corridors spanning over 118 km. This expansion will link Madhavaram to Sholinganallur and Light House to Poonamallee, significantly improving connectivity to IT corridors like the Old Mahabalipuram Road and burgeoning suburbs such as Porur. The project is being executed with financial assistance from multilateral agencies like the Asian Development Bank and Japan International Cooperation Agency. Proposals for Phase 3 are also under preliminary study to extend services further into the Chennai Metropolitan Area.

Impact

The system has substantially reduced travel time and road congestion along major arteries like Anna Salai and Jawaharlal Nehru Salai. It has spurred commercial and real estate development around stations in Nungambakkam, T. Nagar, and Guindy, with projects by developers like DLF Limited and Olympia Group. Environmentally, it has contributed to a reduction in vehicular emissions, aligning with goals of the Chennai Smart City Limited initiative. The metro has also influenced urban planning, guiding the Chennai Metropolitan Development Authority's transit-oriented development policies around nodes like Alandur and St. Thomas Mount.

Category:Rapid transit in India Category:Chennai Category:Railway companies of India