西康高铁全线铺轨正式启动

Core Points - The official launch of track laying for the Xikang High-Speed Railway marks a significant milestone in its construction, entering a comprehensive offensive phase [1][2] - The railway will traverse the Qinling Mountains with a high bridge-tunnel ratio of 94%, involving complex geological structures [2] - The total length of the main line track is 341.49 kilometers, with 19.62 kilometers of station track and 78 sets of switches being installed [2] Construction Progress - All 20 tunnels have been completed, 26 bridge main bodies are finished, and 406 box girders have been erected [2] - The design completion for the new station buildings is at 70%, while the overall completion of the four-electrical integration project exceeds 72% [2] - The ballastless track has achieved 97% of its design completion, indicating a rapid advancement in construction [2] Technological Advancements - The construction unit has optimized long rail transport plans, utilizing 32 intelligent cranes for efficient unloading, transfer, and storage of long steel rails [3] - The use of intelligent cranes has improved efficiency by over 40% compared to traditional manual operations, enhancing safety significantly [3] Project Management - The project employs advanced management techniques, including grid management and penetration management, to eliminate safety hazards and ensure intelligent, information-based, and green construction [5] - The Xikang High-Speed Railway is a crucial part of the national medium- and long-term railway network, significantly reducing travel time from Xi'an to Ankang from approximately 3 hours to under 1 hour [5]