西十高铁陕西段完成铺轨

Group 1 - The last pair of 500-meter long steel rails has been successfully laid in the middle section of the Yunling Tunnel on the Xi'an to Shiyan High-Speed Railway, marking the completion of the rail laying task for the Shaanxi section [1] - The total length of the main line track laid in the Shaanxi section is 323.93 kilometers, with 45 sets of switches installed, facing significant challenges due to steep gradients and high safety risks [1] - The construction team has achieved a maximum daily rail laying of 10 kilometers and an average daily progress of 6 kilometers while maintaining a welding pass rate of over 99% and millimeter-level track laying precision [1] Group 2 - The Xi'an to Shiyan High-Speed Railway is a crucial part of the "米" shaped high-speed rail network in Shaanxi, connecting major cities and significantly reducing travel time between Xi'an and Wuhan from 5 hours to approximately 2.5 hours [2] - The railway will enhance the national high-speed rail network and is expected to promote economic and social development along the route, particularly in connecting Shaanxi with the Yangtze River Delta and Pearl River Delta regions [2]