Beijing–Tongliao railway
The [Luanping County|]Beijing–Tongliao or Jingtong railway, also known as the Shahe–Tongliao or Shatong railway, is a railroad in northern China between Beijing, the national capital, and Tongliao in the Inner Mongolia Autonomous Region. The line is long and runs northwest from Beijing Municipality through Hebei Province to southeastern Inner Mongolia. The line was built between 1972 and 1977, and entered into operation in 1980. Major cities and counties along the route include Beijing,
Luanping, Longhua, Chifeng and Tongliao.
History
The building of the Beijing–Tongliao railway began in October 1972 and was divided into three phases. The construction planning phase took one and a half years. The main construction took four years and was completed on December 12, 1977. The final phase to prepare the line for commercial operation took another two and a half years. The line officially opened on May 1, 1980. At the height of construction, more than 200,000 workers participated in the project.At the time of its construction, the railway was notable for being the second rail line, after the Beijing–Harbin (Jingha) railway, to traverse the Great Wall and connect northern and northeastern China. Whereas the Jingha Line skirts the coast, the Jingtong line runs inland through the rugged Yan Mountains. The Jingtong railway has 116 tunnels that are collectively in length, including the Red Flag Tunnel. The line also has 450 bridges that are in total length, the longest of which, the Laoha River Grand Bridge in Chifeng, at set a record length in China. In all bridges and tunnels account for 15% of the line's total length.