Chengdu–Yibin high-speed railway

The Chengdu–Yibin high-speed railway (abbreviated as Chengyi HSR) is a high-speed railway in China.^[2] It runs between Chengdu and Yibin via Chengdu Tianfu International Airport. It forms part of the Beijing–Kunming corridor. The section south of Yibin will constitute part of the Chongqing–Kunming high-speed railway, now under construction.

Chengdu–Yibin high-speed railway 成宜高速铁路
Overview
Status	In operation
Termini	Chengdu East Yibin
Stations	12
Service
Operator(s)	China Railway Chengdu Group
Technical
Line length	261 km (162 mi) (full line) 176 km (109 mi) (Chengdu to Zigong section)[1]
Track gauge	1,435 mm (4 ft 8+1⁄2 in)
Operating speed	250 km/h (155 mph) (Chengdu–Tianfu) 350 km/h (217 mph) (Tianfu–Yibin)
Route map Legend Xi'an–Chengdu HSR to Chengdu East Chengdu–Kunming railway to Chengdu Suining–Chengdu railway to Suining Chengdu East Chengdu–Chongqing ICR to Chongqing Chengdu–Guiyang HSR to Chengdu South Tianfu Sanchahu Chengdu–Wanzhou high-speed railway to Wanzhou North Tianfu Airport for Chengdu Tianfu International Airport Chengdu–Chongqing ICR to Ziyang North Ziyang West Qiuxi river Longjie river Zizhong West Longliguang river Weiyuan Longhui river Zhangtan river Zigong Mianyang–Luzhou HSR to Luzhou Yantan Nanxi North Chongqing–Kunming HSR from Chongqing West Yibin East Yibin Chongqing–Kunming HSR to Kunming South This diagram: view talk edit

History

The section from Chengdu to Tianfu Airport was approved in October 2017.^[3] The whole line was approved on 14 January 2019.

On 26 March 2023, the bridges of the entire Chengdu–Zigong–Yibin high-speed railway were completed.^[4] On 10 July, the track laying of the Chengdu-Zigong-Yibin High-speed Railway was completed.^[5] On 19 November, it entered the operation test stage.^[6] On 26 December, the Chengdu–Yibin high-speed railway was officially opened for operation.

Stations

Station name[2]	Chinese	Metro transfers/connections
Chengdu East	成都东	2   7
Tianfu	天府	18   19  (U/C)
Sanchahu	三岔湖
Tianfu Airport	天府机场	18
Ziyang West	资阳西
Zizhong West	资中西
Weiyuan	威远
Zigong	自贡
Yantan	沿滩
Nanxi North	南溪北
Yibin East	宜宾东
Yibin	宜宾