Chennai International Airport is an international airport serving the city of Chennai, the capital of Tamil Nadu, India. It is located in Tirusulam in Chengalpattu district, around 21 km (13 mi) southwest of the city centre. The first air service was operated in 1915 and the airport was commissioned in 1930. The airport serves as the southern regional headquarters of the Airports Authority of India (AAI) for South India comprising the states of Andhra Pradesh, Karnataka, Kerala, Tamil Nadu, Telangana, and the union territories of Lakshadweep, and Puducherry.
Transport in Chennai includes various modes of air, sea, road and rail transportation in the city and its suburbs. Chennai's economic development has been closely tied to its port and transport infrastructure, and it is considered one of the best infrastructure systems in India.
The Chennai Metro is a rapid transit system serving the city of Chennai, India. Operated by Chennai Metro Rail Limited (CMRL) – a joint venture between the Government of India and the State Government of Tamil Nadu, the network consists of two lines and spans 54.1 km (33.6 mi). The system uses standard gauge and has 41 underground and elevated stations.
Chennai Metro Rail Limited (CMRL) is a centre-state joint venture that built and operates the Chennai Metro. It was established in 2007 and is headquartered in Chennai. CMRL is also involved in the planning and implementation of other metro rail and monorail projects in Tamil Nadu.
Arignar Anna Alandur Metro, commonly known as the Alandur Metro, is an elevated metro station that is part of the Blue Line and the Green Line of the Chennai Metro, and serves as an interchange station between the two lines. The station is one of the two metro stations where the two lines intersect, the other being the Chennai Central metro station. It is the city's first multi-level railway station. It is the only station where passengers from the two corridors can swap the direction of travel. On 31 July 2020, It has been named by Government of Tamil Nadu as Arignar Anna Alandur Metro to honor the DMK founder and the former Chief Minister of Tamil Nadu C. N. Annadurai.
St. Thomas Mount railway station, locally known as Mount railway station or Parangimalai station, is one of the railway stations of the Chennai Beach–Chengalpattu section of the Chennai Suburban Railway Network. It serves the neighbourhood of St. Thomas Mount and Pazhavanthangal, which are suburbs of Chennai. It is located at a distance of 17 km (11 mi) from Chennai Beach terminus, with an elevation of 11 m (36 ft) above sea level.
Vadapalani is an elevated metro station on the South-East Corridor of the Green Line of Chennai Metro in Chennai, India. This station serves the neighbourhoods of Vadapalani and Kodambakkam and is one of the major stations on the Koyambedu-Alandur stretch and became operational by early 2015.
Ashok Nagar is an elevated metro station on the South-East Corridor of the Green Line of Chennai Metro in Chennai, India. This station will serve the neighbourhoods of Ashok Nagar and Mambalam.
Meenambakkam is an elevated metro station on the North-South Corridor of the Blue Line of Chennai Metro in Chennai, India. This station serves the neighbourhoods of Meenambakkam and Tirusulam.
The Blue Line is one of the two operational lines of Chennai Metro apart from the Green line. The line stretches from Chennai Airport to Wimco Nagar Depot, covering a distance of 32.65 km (20.29 mi). The line consists of 26 stations out of which 13 stations are underground and the rest are elevated or on ground level. In May 2018, operations on the blue line commenced between Saidapet and AG-DMS with the extended underground stretch from AG-DMS to Washermanpet of blue line commencing operations on 10 February 2019 completing the phase 1 of the metro.
The Green Line is one of the two operational lines of Chennai Metro apart from the Blue line. The line stretches from Chennai Central to St. Thomas Mount, covering a distance of 22 km (14 mi). The line consists of 17 stations out of which nine stations are underground and the rest are elevated or on ground level.
The Central Square is a city square and major intersection in Chennai. Areas surrounding the Ripon Building, Victoria Public Hall, Moore Market Complex, Chennai Central Railway Station, the Southern Railway Headquarters and the Government General Hospital are being developed as part of the Central Square. The total site area is estimated to be about 37,800 square meters, and the development is estimated to cost about ₹4 billion (US$48 million) and will be funded by the CMDA.
Coimbatore Metro, also known as Kovai Metro, is a proposed rapid transit system for Coimbatore, Tamil Nadu.
AG – DMS is an underground metro station on the North-South Corridor of the Blue Line of Chennai Metro in Chennai, India. This station serves the neighbourhoods of Teynampet and T. Nagar.
Saidapet is an underground metro station on the North-South Corridor of the Blue Line of Chennai Metro in Chennai, India. This station serves the neighbourhood of Saidapet. The station has a length of 230 to 250 meters. The station was opened for public on 25 May 2018.
Chennai Central Metro, officially known as Puratchi Thalaivar Dr. M.G. Ramachandran Central metro station, is an underground metro station on the North-South Corridor of the Blue Line and Green Line of Chennai Metro in Chennai, India. Central metro station is spread over an area of 30,000 square metres (320,000 sq ft). On 31 July 2020, It has been named by Government of Tamil Nadu as Puratchi Thalaivar Dr. M.G. Ramachandran Central Metro to honor the All India Anna Dravida Munnetra Kazhagam founder and the former Chief Minister of Tamil Nadu M. G. Ramachandran.
The Purple Line or Line 3 is one of the planned lines of Chennai Metro. It is part of the second phase of the project and the under construction line stretches from Madhavaram Milk Colony to Siruseri SIPCOT. The 45.4 km (28.2 mi) long line will consist of 47 stations, out of which 28 will be underground and 19 will be at grade or elevated.
The Orange Line or Line 4 is one of the planned lines of Chennai Metro. It is part of the second phase of the project and the under construction line stretches from Lighthouse to Poonamallee Bypass. The line will consist of 27 stations, out of which nine will be underground and 18 will be at grade or elevated.
The Red Line or Line 5 is one of the planned lines of Chennai Metro. It is part of the second phase of the project and the under construction line stretches from Madhavaram Milk Colony to Sholinganallur. The 44.6 km (27.7 mi) long line will consist of 45 stations, out of which six will be underground and 39 will be at grade or elevated. A branch line of corridor five from Koyambedu to Avadi has been proposed with detailed project report preparation expected to be completed by January 2025.
