On October 14, 2021, a reporter from Jiandao.com learned from Chongqing Transportation Development Investment Group that the construction of the Zengjia Station in the High-tech Zone of the Second Phase of Chongqing Rail Transit Line 15-Jiuquhe East Station in Liangjiang New District has been officially opened. The total length of the project is approximately It is 32.8 kilometers long and has 11 stations. It is expected to open to traffic by the end of 2026.

Top speed 140 km/h

The second phase of Chongqing Urban Rail Express Line 15 has a total length of about 32.8 kilometers and has 11 stations. It uses urban rail express vehicles with a maximum operating speed of 140 km/h and a 25KV AC system. The estimated total investment of the project is about 22.659 billion yuan, and the planned construction period is 63 months. It is planned to be completed by the end of December 2026.

According to reports, Chongqing Rail Transit Line 15 is the east-west backbone line that runs through the northern part of the three troughs in the fourth phase of Chongqing's urban rail transit construction planning network. It is the first urban rail express line in Chongqing. According to the approval of the Chongqing Municipal Development and Reform Commission, Chongqing Rail Transit Line 15 will be constructed in two phases. The second phase of Line 15 is mainly responsible for the rapid connection between the western (Chongqing) Science City and the central trough valley, realizing the western Transition between the trough, T3 terminal, Fusheng high-speed railway station hub, and Longsheng Industrial Park.

Standard station decoration renderings

The second phase of Line 15 starts at Zengjia Station, via Daxuecheng Middle Road Station, Daxuecheng South Station, Chenjiaqiao Station, Daxuecheng North 1st Road Station, Zhangjiawan Station, Logistics Park North Station, Jingkou Station, Lixue Road Station, Jinshan Temple Station, Happy Valley Station, the terminal is the Jiuquhe East Station of Line 15 Phase I (the station name is subject to the announcement of the relevant municipal department).

It is reported that the second phase of Line 15 will be interchanged with 10 rail transit lines, including: University Town Middle Road Station and planned line 17 transfer, University Town South Station and the same period line 27 transfer, Chenjiaqiao Station and Operation No. 1 Line transfer, Zhangjiawan Station and Long-term Planning Line 19 transfer, Logistics Park North Station and Planning Line 7 transfer, Jingkou Station and Yuanjing Planning Line 13, Lixue Road Station and Long-term Planning 16 Transfer to Line No. 6, transfer between Jinshan Temple Station and Operation Line 6, transfer to Line 28 in the long-term plan, and transfer between Happy Valley Station and Operation Line 21.

Zengjia Station TOD Integrated Comprehensive Development Effect Picture

In addition, the second phase of Line 15 will also promote the comprehensive development of TOD. For railway stations with development conditions such as Zengjia Station, Chenjiaqiao Station, Zhangjiawan Vehicle Base, and Lixue Road, the development of the surrounding stations will strengthen seamless traffic. Convergence to realize the integrated development of stations and cities. Editor/He Yuting