On May 17, 2022, the inclined shaft of the Hou'an Tunnel of the TJ-4 bid for the Liaoning section of the Shenbai High-speed Railway, which was constructed by the China Railway 16th Bureau Group, was successfully entered into the main tunnel for construction 30 days ahead of schedule, marking all the construction work surfaces of the Hou'an Tunnel.
The TJ-4 bid project of the Liaoning section of the Shenbai high-speed railway is located in the Fushun area, and the bid section is 40.504 kilometers long. The pipeline section includes 8 tunnels with a total length of 33,741 meters; 12 bridges with a total length of 5,056 meters; 13 subgrade sections with a total length of 1,707 meters; ballastless tracks and the newly built Donghanjia Station. Among them, Hou'an Tunnel is located in Fushun County, with a total length of 9,125 meters.Editor/Ma Xue
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