Changi Airport Skytrain
Encyclopedia
The Changi Airport Skytrain is a people mover system that connects Terminals 1, 2 and 3 at Singapore Changi Airport
Singapore Changi Airport
Singapore Changi Airport , Changi International Airport, or simply Changi Airport, is the main airport in Singapore. A major aviation hub in Southeast Asia, it is about north-east from the commercial centre in Changi, on a site....

. Opened in 1990, it was the first auto-guided system in Asia. The Changi Airport Skytrain operates from 0500 to 0230 daily and operates at 1 to 2 minute intervals. Travel on the Skytrain is free and an inter-terminal journey takes about 90 seconds. All stations have platform screen doors
Platform screen doors
Platform screen doors and platform edge doors at train or subway stations screen the platform from the train. They are a relatively new addition to many metro systems around the world, with some platform doors retrofitted rather than installed with the metro system itself. They are widely used in...

, are air conditioned and have plasma displays indicating the arrival time of the next train.

With the opening of the Changi Airport MRT Station
Changi Airport MRT Station
Changi Airport MRT Station was opened on 8 February 2002 as one of the terminal Mass Rapid Transit stations for the East West Line, and located in between Singapore Changi Airport's Terminal 2 and Terminal 3. This is one of the four MRT stations that have fare gates on the same level as the...

 on 8 February 2002, the Skytrain is able to connect passengers at Terminal 1 to the MRT
Mass Rapid Transit (Singapore)
The Mass Rapid Transit or MRT is a rapid transit system that forms the backbone of the railway system in Singapore, spanning the entire city-state. The initial section of the MRT, between Yio Chu Kang Station and Toa Payoh Station, opened in 1987 establishing itself as the second-oldest metro...

 station entrances located at Terminals 2 and 3.

Initially, the Skytrain rolling stock consisted of Bombardier Innovia APM 100s, jointly built by Westinghouse
Westinghouse Electric (1886)
Westinghouse Electric was an American manufacturing company. It was founded in 1886 as Westinghouse Electric Company and later renamed Westinghouse Electric Corporation by George Westinghouse. The company purchased CBS in 1995 and became CBS Corporation in 1997...

 and Adtranz
Adtranz
ABB Daimler-Benz Transportation , commonly known under its brand Adtranz, was a multi-national rail transport equipment manufacturer with facilities concentrated in Europe and the USA....

 (acquired by Bombardier). In 2002, work began on a new S$135 million Mitsubishi Crystal Mover-based system to accommodate the planned opening of Terminal 3 and the projected increase in demand as the airport expands.

The previous rolling stock of Bombardier Innovia APM 100 ran without a second carriage per train (as opposed to the current Mitsubishi Crystal Movers, which runs with two carriages per train), and the first two platform screen doors of each station were for emergency purposes (The Innovia APM 100s stopped at the outer half of each station, with two doors on each half.).
The third rail
Third rail
A third rail is a method of providing electric power to a railway train, through a semi-continuous rigid conductor placed alongside or between the rails of a railway track. It is used typically in a mass transit or rapid transit system, which has alignments in its own corridors, fully or almost...

, formerly at the centre of the track, was moved to the side. The new system opened in March 2006 between Terminals 1 and 2 and opened the connection with Terminal 3 in November 2007 during Terminal 3's open house.

Stations

Station Terminal Destination Station Service
A Terminal 3 A South Transit
F Transit
A South Terminal 3 A Transit
B Terminal 3 C Public/Transit
E Public/Transit
C Terminal 1 B Public/Transit
D Terminal 1 E Public/Transit
E Terminal 2 B Public/Transit
D Public/Transit
F Terminal 2 A Transit

Future Expansion

Plans are in place for future expansions of the system. These would include a 2-station single lane shuttle of about 500 m in length serving the southside of Terminal 2 from Station F, and a 4-station dual lane shuttle of about 1400 m to serve a future Terminal 4.
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