Core Viewpoint - The completion of the Renjiashan Tunnel marks a significant milestone in the construction of the Chongqing-Wanzhou High-Speed Railway, indicating the project is entering a critical phase of tunnel construction [1] Summary by Relevant Sections Project Details - The Renjiashan Tunnel is located in Zhong County, Chongqing, and is a single-tube double-track tunnel with a design speed of 350 km/h and a total length of 4,010 meters [1] - The maximum burial depth of the tunnel is 146 meters, situated in a hilly terrain with significant elevation changes [1] Economic and Social Impact - The Chongqing-Wanzhou High-Speed Railway has a total length of 251 kilometers and a design speed of 350 km/h [1] - Once operational, the railway will enhance connectivity between the urban areas of the Northeast Sichuan Three Gorges Reservoir region and the main urban area, greatly facilitating travel for local residents [1] - The project is expected to promote economic and social development along the railway line and support the implementation of the Chengdu-Chongqing Economic Circle strategy, as well as the integration of the "Belt and Road" initiative with the Yangtze River Economic Belt [1]
新渝万高铁任家山隧道顺利贯通
news flash·2025-05-08 03:51