Chennai Metro RailThe Chennai Metro Rail is a rapid transit system in Chennai, Tamil Nadu, India. The Phase I of the project consistingof two corridors covering a length of 45.1 km is under construction. The elevated section of the project is scheduled tobe operational by 2013 and the entire project is scheduled to be completed by the financial year 2014-2015. About 55%of the corridors in Phase I is underground and the remaining is elevated.Chennai is the 4th largest metropolitan city in India. Chennai, often known as the Detroit of Asia, is widely knownfor its presence in the automotive industry and has attracted several global automakers to set up their factories in thecity becoming one of the global leaders in the industry. Apart from automobiles, it also has development centres setup by many software companies which contributed 14% of Indias total software exports of 144,214 crore (US$28.77billion) during 2006–07, making it the second-largest exporter of software in the country, behind Bangalore. Basedon all these industrial and technological advancements, urban population has risen rapidly, requiring need for fasterand safer transportation at all times. The city already has multiple modes of transportation.After the success of the Delhi metro, a similar system was mooted for the city of Chennai by the Chief Minister ofTamil Nadu Karunanidhi. Karunanidhi revived the metro rail project to life once again by including it in the 2007-08State Governments budget, and an amount of 50 crores had been sanctioned for preliminary works. The approvalfor the project was finally given by the state cabinet on 7 November 2007  and is to be executed by a Special purposevehicle, the Chennai Metro Rail Limited (CMRL).Several studies and proposals have been made to identify new lines to augment the two lines under construction. Line 1: Wimco Nagar — Chennai Aiport [32.1 km] Line 2: Chennai Central — St Thomas Mount [22 km]
Cost: The project is estimated to cost around 14,600 crore (US$2.91 billion) for the two corridors totaling 45 km.Stations: A total of 32 stations have been planned along the two corridors. As many as 19 stations are underground and 12 are elevated.Corridor 1:Underground Stations (12):Sathiyamoorthy Nagar,Tiruvottiyur, Washermanpet, Mannadi, High Court, ChennaiCentral, Tamil Nadu Legislative Assembly, LIC, Thousand Lights, Gemini, Teynampet, and SaidapetElevated Stations (6): Little Mount, Guindy, Alandur, Officers Training Academy, Meenambakkam and ChennaiInternational Airport.Corridor 2:Underground Stations (9): Chennai Central (Interchange), Egmore, Nehru Park, Kilpauk Medical College,Pachaiyappas College, Shenoy Nagar, Anna Nagar East, Anna Nagar Tower and Tirumangalam.Elevated Stations (8): Koyambedu, CMBT, Arumbakkam, Vadapalani, Ashok Nagar-KK Nagar, SIDCO, Alandur(Interchange) and St. Thomas Mount (Parangimalai)Construction: The construction started on 10 June 2009 with the piling work for the elevated viaduct between Koyambedu and Ashok Nagar stretch. Construction is expected to be fully completed by February 2015. The first section to be opened will be on Line 2 between Koyambedu and St. Thomas Mount and this stretch is likely to be in operation by 2013.Phase II: Three lines covering a distance of 63 km have been proposed in Phase II. Detailed project report is to be prepared in a year.Line 3 [19 km]Moolakadai — Madhavaram - Retteri Junction - Villivakkam Railway Station - Periyar Nagar Bus Terminus - Venus -Perambur - Aynavaram Bus Terminus - Kellys - Purasaiwalkam - KMC Hospital — Egmore - Thousand Lights —Mylapore — ThiruvanmiyurLine 4 [22 km]Moolakadai — Vinayagapuram/Teachers Colony - Surapet - Redhills — Ambattur OT - Maduravoyil Junction -MMM Hospital - Thirumangalam JunctionLine 5 [22 km]Mylapore — Luz — Teynampet — T Nagar — Vadapalani — Saligramam - Iyyapanthangal — Poonamallee
Distance (km) Metro Fare ( )0-2 8.002-4 10.004-6 11.006-9 14.009 - 12 15.0012 - 15 17.0015 - 18 18.0018 - 21 19.0021 - 24 20.0024 - 27 22.00>27 23.00Trivia: The Chennai Metro Rail project is estimated to result in the loss of 17,000 trees.