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进度条刷新 西延高铁正式进入联调联试阶段
Yang Shi Xin Wen·2025-09-11 04:45

Core Points - The Xi'an to Yan'an high-speed railway has officially entered the joint debugging and testing phase, marking a significant step towards its operational launch [1] - The joint debugging and testing phase is crucial for verifying and optimizing the compatibility of various systems, including track, power supply, and signaling, ensuring technical reliability for the railway's opening [1][3] Infrastructure Details - The Xi'an to Yan'an high-speed railway spans a total length of 299.8 kilometers, designed as a double-track high-speed railway with a maximum speed of 350 kilometers per hour [5] - The railway features 47 tunnels and 67 major and medium bridges, with the bridge-tunnel ratio accounting for 91% of the newly constructed line length [3] Strategic Importance - Once operational, the railway will enhance Shaanxi's geographical advantages and its position within the national railway network, contributing to the optimization of the high-speed railway layout in China [5] - The project is expected to support rural revitalization in revolutionary old areas and facilitate the new pattern of western development [5]