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Datong–Zhangjiakou high-speed railway
大张客运专线
Datong–Zhangjiakou high-speed railway; 大张客运专线
Overview
Other name(s)	Dazhang passenger dedicated line
Status	In operation
Locale	Hebei; Shanxi
Termini	Datong South; Zhangjiakou;
Stations	5
Service
Type	High-speed rail
System	China Railway
Services	1
Operator(s)	China Railway High-speed
History
Opened	30 December 2019
Technical
Line length	141.524 km (87.939 mi)
Track gauge	1,435 mm (4 ft 8+1⁄2 in) standard gauge
Minimum radius	4,000 m (13,000 ft)
Operating speed	250 km/h (160 mph)
Signalling	Automatic block
Maximum incline	2.0%, 2.5% in difficult areas
Route map
Route map
	Legend
	Jingbao railway
	Jingzhang HSR
	Jingbao railway to Baotou
	Zhangji Railway to Jining South
	This diagram: view; talk; edit;

The Datong–Zhangjiakou high-speed railway, also known as the Dazhang passenger dedicated line (Chinese: 大张客运专线; pinyin: Dàzhāng kèyùn zhuānxiàn) is a high-speed railway between Zhangjiakou in Hebei province in the east and Datong in Shanxi province in the west. The total length of the main line is about 141.524 kilometres (87.939 mi). There are five stations on the whole line. It is connected to the Beijing–Zhangjiakou intercity railway at Zhangjiakou station, and shares the tracks of the Huzhang Passenger Dedicated Line between Zhangjiakou station and Huai'an station. The Da Zhang Passenger Dedicated Line forks out at Huai'an Station and is connected to the Datong–Xi'an passenger railway at Datong South.^[1] It forms part of the Beijing–Zhangjiakou–Datong–Taiyuan branch of the Beijing–Kunming corridor.

History

The commissioning and testing of the line started on 13 September 2019, and it started operations on 30 December 2019.^[2]

^ "新建大同至张家口铁路客运专线环境影响报告书" [Environmental Impact Report of the Newly Established Datong-Zhangjiakou Passenger Dedicated Railway Line] (PDF) (in Chinese). 铁三院. May 2015. Archived from the original (PDF) on 11 October 2016. Retrieved 17 June 2020.
^ "大同到北京100分钟！大张高铁联调联试全面展开。" [100 minutes from Datong to Beijing! The large-scale high-speed rail joint commissioning trial is in full] (in Chinese). 高铁网-山西公共频道. 14 September 2019. Retrieved 17 June 2020.