The Dandong–Dalian intercity railway () is a high-speed line operated by

China Railway High-speed China Railway High-speed (CRH) is a high-speed rail service operated by China Railway. The introduction of CRH series was a major part of the sixth national railway speedup, implemented on April 18, 2007. By the end of 2020, China Railway ...

within the

Liaodong Peninsula The Liaodong Peninsula (also Liaotung Peninsula, ) is a peninsula in southern Liaoning province in Northeast China, and makes up the southwestern coastal half of the Liaodong region. It is located between the mouths of the Daliao River ...

Liaoning Liaoning () is a coastal province in Northeast China that is the smallest, southernmost, and most populous province in the region. With its capital at Shenyang, it is located on the northern shore of the Yellow Sea, and is the northernmo ...

province, connecting the coastal cities of

Dandong Dandong (), formerly known as Andong, is a coastal prefecture-level city in southeastern Liaoning province, in the northeastern region of People's Republic of China. It is the largest Chinese border city, facing Sinuiju, North Korea across th ...

and

Dalian Dalian () is a major sub-provincial port city in Liaoning province, People's Republic of China, and is Liaoning's second largest city (after the provincial capital Shenyang) and the third-most populous city of Northeast China. Located on ...

Overview

Dandong–Dalian intercity railway is broken down into three segments:

–

Zhuanghe Zhuanghe () is one of the two "northern county-level cities", the other being Wafangdian, under the administration of Dalian, located in the south of Liaoning province, People's Republic of China. Its area is and its permanent population is ...

, Zhuanghe– Dengshahe, and Dengshahe–

. It will have a total length of about , of which will be in the Dandong prefectural area, will be in the Dalian region. The total investment is estimated to be about 14.7 billion yuan with a design speed of of primarily

double track A double-track railway usually involves running one track in each direction, compared to a single-track railway where trains in both directions share the same track. Overview In the earliest days of railways in the United Kingdom, most li ...

electrified Electrification is the process of powering by electricity and, in many contexts, the introduction of such power by changing over from an earlier power source. The broad meaning of the term, such as in the history of technology, economic history ...

railway. The construction period was estimated to take about three and a half years and was started on 17 March 2010. It started operation on 17 December 2015.

History

Planning phase

* 21 April 2009 – Liaoning Provincial Government and the Ministry of Railways signed the "On the strengthening of Liaoning railway construction Minutes", which set a railway design speed of along a double track line electrified railway for passengers and freight. * 28 June 2009 – Ministry of Railways jointly with the provincial government reported to the National Development and Reform Commission about their studies on this project. * 19–21 December 2009 – Ministry of Railways held preliminary design review meeting, formally adopting the project preliminary design review.

Construction phase

* 17 March 2010 – Dandong – Zhuanghe section started. * 2 December 2010 – First bridge girder erection in the

Donggang, Liaoning Donggang () is a city in the southeast of Liaoning Province in Northeast China. Situated on the coast of the Yellow Sea at the mouth of the Yalu River, it is located near the maritime border with North Korea. Administratively, it is a county-leve ...

, area, well north of the town of Wolong with several large bridges completed.

Operation phase

* 17 December 2015 – Start operation.

References

{{DEFAULTSORT:Dandong-Dalian Intercity Railway High-speed railway lines in China Rail transport in Liaoning Standard gauge railways in China Railway lines opened in 2015