Line 2A, Hanoi Metro

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Cát Linh Line
Line 2A: Cát Linh-Hà Đông


Tàu điện 2A.jpg
CRRC 4-carriage trains on Line 2A
Native name Tuyến Cát Linh (số 2A Cát Linh - Hà Đông)
Type Rapid transit
System Hanoi Metro
Status Under construction
Termini Cát Linh
Yên Nghĩa
Stations 12
Ridership 28,500 passengers/hour/direction, estimated
Line number  2A 
Planned opening at the end of 2018; 0 years ago (2018)
Owner Vietnam Railways
Operator(s) Vietnam Tokyo Metro (VTM)
Depot(s) Phú Lương Depot
Rolling stock 13 4-carriage trains (52 carriages)
79 m long, 3.8 m high, 2.8 m wide
Line length 13.1 km (8.1 mi)
Track gauge 1,435 mm (4 ft 8 12 in) standard gauge
Electrification Third rail
Operating speed 80 km/hour maximum

Line 2A: Cát Linh - Hà Đông, Cát Linh Line, is an elevated mass transit railway line under construction in the Hanoi Metro network. The 13.1-km line, invested by Ministry of Transport (MoT), was started on 10/10/2011 and is expected to be completed in October 2018 and entered revenue service by the end of 2018.[1]

The line is the third in the metro plan of Hanoi, and the second of out of 8 lines to be proposed after the Yen Vien - Ngoc Hoi. Its budget is from Chinese ODA, signed in 2008.


The Government of Vietnam spends $133.86 million on this project and Chinese ODA is $419 million.

The condition of the ODA is that all contractors providing consultancy, construction or materials are from the donor.

Sample train[edit]

On 20 / 10 / 2015, the Railway Project Management Unit (RPMU) organized the Cat Linh - Ha Dong sample train exhibition at Giang Vo Exhibition Center, Ba Dinh District, Hanoi.

The line will have 13 4-carriage trains (52 carriages). The train is 79 m long, 3.8 m high, 2.8 m wide. Its speed is 80 km/hour maximum and 35 km/hour. It can carry up to 28,500 passengers/hour/direction.

The train is painted green outside, with its locomotive decorated with the symbol of Pavilion of the Constellation of Literature and the name Cat Linh - Ha Dong in white.


The line starts at the intersection Cat Linh - Giang Vo, along Hao Nam, through Hoang Cau to Lang Road, then across the Lich River, along Nguyen Trai - Tran Phu - Quang Trung and ends at the Yen Nghia Station.

The line on Google Map and other information

La Khe Station


12 station: Cat Linh, La Thanh, Thai Ha, Lang, Thuong Dinh, Ring Road 3, Phung Khoang, Van Quan, Ha Dong (old Ha Dong bus station), La Khe, Van Khe, Yen Nghia.

The stations are built and designed with the concept of station variety. Each station has a distinct color, in which La Khe, the sample station, is light green. All stations have curvy roofs, suitable for hot, humid and rainy climate of Vietnam and consistent with the southeast Asian architecture. The roofs are covered with light-absorbing, wind-protection and radiation-proof materials. Especially Cat Linh Station is specially designed with modern and neighborhood-multifunctional style.

Inside the stations is modern equipment system such as lifts, escalators, stairways, security cameras, people-with-disabilities supporting device, automatic fare collection system, ventilation system, Emergency exits are designed according to international standards to ensure maximum safety for passengers.


Metro line 2A Cat Linh - Ha Dong includes 13 high-technology trains.[2] The trains are run by electricity, which is supplied from the third rail, to ensure safety, stability and urban landscape. The train is two-way cockpit and conversible at both ends. The average length is about 20m with 4 exit doors/side for a carriage. Its capacity is about 1,000 passengers maximum, which is about 6 passengers/m².

The railway is 1,435mm standard, uses on-stream welding technology to ensure high speed, noise protection, vibration, anti-derailment.

Especially, the train has automatic controlling system to automatically stop in train in case of excessive speed, thus safety is maintained. Signal information systems using the most modern technology in the world, able to meet the flexible requirements of organizations train operators, to ensure safety and accuracy. The CBTC - Communication Based Train Control" technology helps shorten intervals between trains. It is being applied to the most modern metro systems in Europe and the world.

Depot area[edit]

Depot area is located in Phu Luong, Ha Dong District with an area of 19.6 hectares, including main items: Operation Control Center OCC, mtrain parking and maintenance areas, operational building, training area and storage room.

The OCC is responsible for monitoring, supervising and controlling the entire system, ensuring smooth operation and safety. It runs 24/7.


Metro line 2A Cat Linh - Ha Dong is designed to assure connectivity with the other lines in the future and the bus stops along the line in order to allow the public to easily select a route and the appropriate modes of transportation.

  • Along the line: connected with BRT 01 at Yen Nghia, Van Khe, La Khe va Cat Linh stations.
  • Cat Linh Station: linked with the metro line 3, Nhon - Hanoi Station section.
  • Thuong Dinh Station: linked with the metro line 2, Nam Thang Long - Thuong Dinh section.
  • Yen Nghia Station: connected with Yen Nghia bus station (in the southwest of the city).
  • In the future, line 2A will be connected with line 4 (Lien Ha - North Thang Long) and line 8 (Co Nhue - Chau Quy).

See also[edit]


  1. ^ Đoàn Loan (2017-12-11). "Đường sắt Cát Linh - Hà Đông có thể chậm tiến độ thêm 11 tháng". (in Vietnamese). Hà Nội: Bộ Khoa học Công nghệ. Retrieved 2018-01-07.
  2. ^ "13 trains of metro line 2A Cat Linh - Ha Dong".

External links[edit]

Media related to Hanoi Metro at Wikimedia Commons