陕西西安：西康高铁全线铺轨正式启动【3】 陕西西安：西康高铁全线铺轨正式启动【4】 陕西西安：西康高铁全线铺轨正式启动 陕西西安：西康高铁全线铺轨正式启动【2】 陕西西安：西康高铁全线铺轨正式启动【5】 ...

西康高铁全线铺轨正式启动 中新网西安10月11日电(张远 刘盼利)11日，随着首对500米长钢轨平稳铺设在西康高铁西安东站至牛背 梁站区间的道床上，由西成客专陕西公司建设、中铁一局负责铺轨施工的西康高铁全线铺轨正式启动， 西康高铁建设进入全面攻坚阶段。 西康高铁穿越秦岭山脉，地质结构十分复杂，桥隧比高达94%。全线正线铺轨341.49公里、站线铺轨 19.62公里，道岔铺设78组，道岔运输难度大，交叉施工作业多，安全风险和精准度要求非常高。 "今天西康高铁正式启动铺轨，标志着西康高铁建设进入全面攻坚阶段，是西康高铁建设的阶段性重大 成果，我们将在10月至12月间进行铺轨作业，为后续工程验收和联调联试打下坚实基础。截至目前，西 康高铁20座隧道已全部贯通，26座桥梁主体已全部完成，406孔箱梁已全部架设，新建6座站房已完成设 计总量的70%，四电集成工程整体完成超72%，无砟轨道完成设计总量的97%，西康高铁全线建设进 入'加速度'状态。"西成客专陕西公司西康指挥部指挥长李战江说。 中国铁路西安局集团有限公司作为西康高铁开通后的运营主体单位，专门成立验收开通工作组提前介 入，对西康高铁铺轨施工进行技术指导，组织 ...

西成客专陕西公司西康指挥部指挥长李战江介绍，截至目前西康高铁20座隧道已全部贯通，26座桥 梁主体已全部完成，406孔箱梁已全部架设，新建6座站房已完成设计总量的70%，西康高铁全线建设进 入加速度状态。 西康高铁建成通车后，西安至安康的铁路运行时间将由现在的3小时左右缩短至1小时以内，将大幅 缩短关中平原城市群与陕南秦巴山区的时空距离，对改善沿线地区客运服务水平、释放关中与陕南间的 运输需求、助力乡村振兴、促进地方经济发展等具有重要意义。 10月11日，随着首对500米长钢轨平稳精准铺设在西康高铁西安东站至牛背梁站区间的道床上，这 标志着西安至安康高铁正式进入全线铺轨阶段，为后期全线开通运营打下坚实基础。 西康高铁是国家"八纵八横"高铁通道中包（银）海通道、京昆通道的重要组成部分，高铁线路北起 西安市西安东站，向南穿越秦岭山脉，至终点安康市安康西站，新建正线全长约171公里，设计时速350 公里，桥隧比高达94%。此次铺轨任务自浐河特大桥向安康方向铺设，沿线跨越既有铁路、公路、河流 等，具有作业精度要求高、施工干扰大、铺轨工期紧张等特点。 ...

10月11日，随着现场作业人员操作我国自主研发的新型多功能长钢轨牵引车，将首对500米长钢轨平稳铺设在西康高铁西安东至牛背梁区间的道床上，标志 着西康高铁全线铺轨正式启动，西康高铁建设进入全面攻坚阶段。 西安至安康高速铁路是国家中长期铁路网规划"八纵八横"高铁通道中包（银）海通道、京昆通道的重要组成部分，新建正线全长约171公里，设计时速350公 里，线路自规划西安东站南端引出，跨越浐河，穿越秦岭，经过柞水、镇安、旬阳，接入规划安康西站，设西安东、太河、柞水西、镇安西、桐木、安康西 6个车站。 西康高铁建成通车后，西安至安康运行时间将由3小时缩至1小时内，关中与陕南迈入"一小时生活圈"，为乡村振兴和区域经济高质量发展注入新动能。 （总台记者 李志 刘海涛） 西康高铁穿越秦岭山脉，地质结构复杂，桥隧比高达94%。全线正线铺轨341.49公里，道岔运输难度大，交叉施工作业多，安全风险和精准度要求非常高。 针对地形复杂、安全风险高等诸多难题，施工单位采用目前先进的轨道工程运输管理智控平台进行全域智能管控，实时采集分析铺轨机组位置、运行状态和 线路数据，实现了铺轨作业全过程数字化、可视化、精准化管控，有效克服复杂地形 ...

Core Viewpoint - The completion of the bridge installation for the Xi'an to Ankang high-speed railway marks a significant milestone, laying a solid foundation for subsequent ballastless track construction [1] Group 1: Project Overview - The Xi'an to Ankang high-speed railway is a crucial part of the national medium- and long-term railway network planning, specifically within the "eight vertical and eight horizontal" high-speed rail corridors [1] - The new railway line spans approximately 171 kilometers with a designed speed of 350 kilometers per hour [1] - The project includes six stations: Xi'an East, Taihe, Zhashui West, Zhen'an West, Tongmu, and Ankang West [1] Group 2: Impact on Travel Time - Once operational, the travel time from Xi'an to Ankang will be reduced from the current 3 hours to under 1 hour [1]

Core Insights - The newly constructed Yuxia High-Speed Railway from Chongqing East to Qianjiang has officially entered the trial operation phase and is expected to open in the first half of this year, marking it as the first high-speed rail line to be inaugurated this year [1][2] - In the first quarter of this year, national railway investment reached 131.2 billion yuan, a year-on-year increase of 5.2%, surpassing the growth rate of national fixed asset investment by 0.9 percentage points, indicating a strong push in major infrastructure projects as the "14th Five-Year Plan" approaches its conclusion [1][8] - A total of at least 14 high-speed rail projects are anticipated to be operational within the year, collectively spanning nearly 3,000 kilometers, with significant contributions from provinces like Liaoning and Guizhou achieving the "city-to-city high-speed rail" goal [1][2][11] Investment and Economic Impact - The railway investment growth rate is higher than the national fixed asset investment growth rate, making it a crucial driver for economic growth [8][19] - From 2020 to 2024, the new railway lines put into operation are projected to reach 4,933 kilometers, with high-speed rail accounting for 2,521 kilometers in 2020 and gradually decreasing in subsequent years [8][11] - The completion of 14 high-speed rail projects this year is expected to significantly increase the newly operational high-speed rail mileage compared to last year [11][19] Regional Development and Connectivity - The current high-speed rail construction wave emphasizes regional coordination and network enhancement, with projects like the Yangtze River High-Speed Railway strengthening the economic belt and promoting a new development pattern [12][16] - The completion of the Xiyan High-Speed Railway will end the history of Fushun not having high-speed rail, making Liaoning the first province to achieve "city-to-city high-speed rail" status this year [17][18] - The "city-to-city high-speed rail" initiative is expected to accelerate the flow of resources and talent to underdeveloped areas, enhancing local economies and tourism [18] Future Outlook - The National Railway Group plans to implement a strong network and chain action to scientifically and orderly advance railway planning and construction, ensuring the completion of the "14th Five-Year Plan" goals [22] - Major provinces like Guangdong, Zhejiang, Shandong, and others are actively planning significant investments in transportation infrastructure, with projected investments reaching billions of yuan [21][22] - The opening of high-speed rail lines is anticipated to have a substantial impact on local economies, although past issues such as remote stations and insufficient passenger flow need to be addressed for sustainable development [22]

Core Viewpoint - The successful completion of the Qunling Jiutianshan Tunnel marks a significant milestone in the construction of the Xikang High-Speed Railway, with all 20 tunnels now completed and various other construction phases underway [1][2] Group 1: Construction Progress - The Xikang High-Speed Railway has completed all 20 tunnels, with bridge engineering at 89.7% completion, roadbed engineering at 77.5%, and ballastless track engineering at 16.2% [1] - Six new stations, including Xi'an East, Taihe, Zhashui West, Zhen'an West, Tongmu, and Ankang West, have commenced construction [1] Group 2: Technical Challenges - The Qunling Jiutianshan Tunnel, measuring 13.3 kilometers in length and located in a geologically complex area, is classified as a high-risk tunnel due to potential geological hazards such as rock bursts and karst formations [1][2] - The total length of the new main line is approximately 171 kilometers, with 20 tunnels totaling 141.913 kilometers and a bridge-tunnel total length of 161.310 kilometers, accounting for 94.41% of the line [2] Group 3: Economic Impact - Upon completion, the travel time from Xi'an to Ankang will be reduced from approximately 3 hours to under 1 hour, significantly enhancing passenger and freight transport services along the route [2] - The railway is a crucial part of the national medium- and long-term railway network plan, contributing to regional economic development and supporting rural revitalization efforts [2]

Core Viewpoint - The successful completion of the Qinling Jiutianshan Tunnel marks the full connectivity of all tunnels in the Xikang High-Speed Railway project, which is now progressing rapidly towards its expected completion in 2026 [1] Group 1: Project Overview - The Xikang High-Speed Railway connects Xi'an and Ankang and is a significant part of the national medium- and long-term railway network plan, specifically the "Eight Verticals and Eight Horizontals" high-speed rail corridor [1] - The railway is expected to reduce the travel time between Xi'an and Ankang from approximately 3 hours to under 1 hour upon completion [1]