Line 2 of the
Tianjin Metro
The Tianjin Metro or Tianjin Rail Transit is the rapid transit system in the city of Tianjin, which was the second city in mainland China after Beijing to operate a subway system (the Beijing Subway opened in 1971). First opened in 1984, the ...
() is a
rapid transit
Rapid transit or mass rapid transit (MRT) or heavy rail, commonly referred to as metro, is a type of high-capacity public transport that is generally built in urban areas. A grade separation, grade separated rapid transit line below ground su ...
line running from west to east
Tianjin
Tianjin is a direct-administered municipality in North China, northern China on the shore of the Bohai Sea. It is one of the National Central City, nine national central cities, with a total population of 13,866,009 inhabitants at the time of the ...
. Opened on 1 July 2012, the line is 27.157 km long and has 20 stations. It is mostly underground; all stations, with the exception of surface-level station Caozhuang, are underground.
In May 2011, during construction, a section of tunnel west of
Tianjin railway station
Tianjin Railway Station (), also translated as Tianjin Station, is the principal railway station in Tianjin, China. It was established in 1888, rebuilt in 1987–1988, and restructured in 2007–2008. Its Chinese big title was written by Deng X ...
was flooded with water from the
Hai River
The Hai River (海河, lit. "Sea River"), also known as the Peiho, ("White River"), or Hai Ho, is a Chinese river connecting Beijing to Tianjin and the Bohai Sea.
During the Song dynasty, the main stream of the Hai River was called the lowe ...
and collapsed, trapping one of the
TBMs. It was deemed too expensive to remove the trapped TBM, so a decision to abandon the TBM and dig a new tunnel around it was made. This delayed the original opening date from late 2011 to 2012.
[ ] After the line opened for trial operations on 1 July 2012, it operated in two separate sections until the affected section finished reconstruction and
Jianguodao Station opened on 28 August 2013, finally reconnecting the two sections.
Opening timeline
Stations (west to east)
Rolling Stock
References
{{Tianjin Metro navbox, line2=yes
Tianjin Metro lines
750 V DC railway electrification
Railway lines opened in 2012
Airport rail links in China
2012 in Tianjin