Core Viewpoint - The successful completion of the Jinyun Mountain Tunnel on September 27 marks a significant milestone for the Chengyu Central High-Speed Railway, ensuring timely operation of the entire line [2] Group 1: Project Details - The Jinyun Mountain Tunnel is located between Shapingba District and Beibei District in Chongqing, with a total length of 5,712 meters, designed as a single-tube double-track tunnel [2] - The Chengyu Central High-Speed Railway is a crucial part of China's "eight vertical and eight horizontal" high-speed rail network, with a total length of 292 kilometers and a designed speed of 350 kilometers per hour [2] Group 2: Economic Significance - The Chengyu Central High-Speed Railway serves as an important transportation link for the Chengdu-Chongqing economic circle, facilitating economic integration and development in the region [2]
成渝中线高铁缙云山隧道贯通
Ren Min Ri Bao·2025-09-27 21:54