Jiangtiao line of

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is a suburban

rapid transit Rapid transit or mass rapid transit (MRT), also known as heavy rail or metro, is a type of high-capacity public transport generally found in urban areas. A rapid transit system that primarily or traditionally runs below the surface may be c ...

line in

Chongqing Chongqing ( or ; ; Sichuanese pronunciation: , Standard Mandarin pronunciation: ), alternately romanized as Chungking (), is a municipality in Southwest China. The official abbreviation of the city, "" (), was approved by the State Cou ...

, China. The initial section of Jiangtiao line from Tiaodeng to Shengquansi opened on 6 August 2022. This line had been known as the extension of Line 5 during its construction. Nevertheless, by the time it started operation, the color, train numbers and station codes of this line had all been separated from Line 5. However, in the future, through operation to/from Line 5 will be provided for this line. Jiangtiao line is also the first rapid transit line in China that supports auto-switching between AC and DC sections without dropping pantographs down. Switch actions are performed at a dead section east of Zhongliangshan Tunnel.

Sections

Tiaodeng – Shengquansi

The initial section from Tiaodeng to Shengquansi began construction in 2015. The initial section is about in length, including underground section and elevated or at-grade. The section opened on 6 August 2022.

Shengquansi – Dingshan

The remaining section from Shengquansi to Dingshan is currently under construction. Construction started on 28 December 2022. The section will be in length with 2 stations.

Sections

Tiaodeng – Shengquansi

Shengquansi – Dingshan

Opening timeline

Stations

References