Baoji–Lanzhou high-speed railway

Baoji–Lanzhou high-speed railway
Name	Baoji–Lanzhou high-speed railway
Native name	宝兰客运专线
Type	High-speed rail
Status	Operational
Locale	Shaanxi; Gansu
Start	Baoji
End	Lanzhou
Open	2017
Owner	China Railway
Operator	China Railway High-speed
Length	401 km
Electrification	25 kV AC
Speed	250 km/h

Baoji–Lanzhou high-speed railway The Baoji–Lanzhou high-speed railway is a high-speed rail line in northwest China linking Baoji in Shaanxi with Lanzhou in Gansu. It forms part of the national China Railway High-speed network and integrates with corridors such as the Xuzhou–Lanzhou high-speed railway and the Xi'an–Baoji high-speed railway. The line shortened travel times between the Guanzhong Plain and the Hexi Corridor, enhancing connections to hubs like Xi'an, Tianshui, and Xining.

Overview

The project was planned under directives from the Ministry of Railways and implemented by China Railway subsidiaries, aligning with strategies in the Western Development policy and national plans including the National High-speed Rail Grid Plan. Designed for 250 km/h operations, the line uses 25 kV AC electrification and signaling consistent with standards established by the China Academy of Railway Sciences and suppliers such as China Railway Signal & Communication Corporation. The route serves strategic transport objectives linked to the Belt and Road Initiative and regional policies in Shaanxi and Gansu.

Route and Stations

The line extends approximately 401 km from Baoji South railway station through stations including Qishan County, Fengxiang, Tianshui South railway station, Wen County, and terminates at Lanzhou West railway station. It interchanges with major lines such as the Longhai Railway, the Lanzhou–Xinjiang railway, and the Xi'an–Chengdu high-speed railway via Xi'an. The route traverses geographic features like the Yellow River basin and the eastern reaches of the Qilian Mountains, passing near cultural sites associated with the Silk Road and historic areas administered by Baoji and Lanzhou municipal governments.

History and Construction

Initial feasibility studies referenced earlier trunk lines such as the Longhai Railway and planning documents from the NDRC and the Ministry of Railways. Construction commenced after approvals by the State Council (China) and involved contractors including subsidiaries of China Railway Construction Corporation and China Railway Group Limited. Major milestones included tunnel drives under the Qinling Mountains region, bridgeworks over tributaries of the Yellow River, and tracklaying overseen by the China Railway Engineering Corporation. The line opened for passenger service in 2017 following testing phases coordinated with the China Railway Test & Certification Group.

Operations and Services

Passenger operations are managed by China Railway High-speed with train sets drawn from fleets including the CRH3 and derivative models produced by CSR Sifang and CRRC divisions. Services include express and stopping patterns linking Baoji South, Tianshui South, and Lanzhou West, with through services connecting to Xi'an North, Chengdu East, and farther nodes like Xi'an Xianyang International Airport and Lanzhou Zhongchuan Airport via ground connections. Ticketing and scheduling integrate with the national reservation system operated by China Railway Customer Service Center and digital platforms prevalent across China Railway.

Infrastructure and Engineering

Engineering works feature long tunnels, major viaducts, ballastless track technology, and electrification systems complying with standards from the China Railway Electrification Bureau Group. Signaling employs CTCS levels consistent with implementations by China Railway Signal & Communication Corporation, while power is supplied via regional grids coordinated with the State Grid Corporation of China. Construction techniques adapted to seismic concerns referenced standards promulgated by the Ministry of Housing and Urban-Rural Development (China) and geological surveys by the Chinese Academy of Sciences.

Economic and Regional Impact

The line boosted regional connectivity between the Guanzhong Plain and the Hexi Corridor, promoting passenger mobility and tourism to attractions linked to the Silk Road, Baoji Bronze Museum collections, and cultural heritage in Tianshui. It supported freight-transshipment efficiencies through hubs like Lanzhou and linked to logistics nodes on corridors associated with the Belt and Road Initiative. Local governments in Shaanxi and Gansu reported impacts on urbanization patterns, investment flows, and integration with provincial development strategies advocated by the National Development and Reform Commission.

Future Developments and Upgrades

Planned enhancements consider interoperability with high-speed corridors such as the Lanzhou–Urumqi high-speed railway and capacity upgrades aligned with proposals from the Ministry of Transport (China). Prospects include signaling upgrades to higher CTCS levels, potential speed increases following infrastructure reinforcement, and expanded service patterns linking to nodes like Xining and Kashgar as part of longer-distance integration with western rail initiatives.

Category:High-speed rail in China Category:Rail transport in Shaanxi Category:Rail transport in Gansu