宜涪高铁新方斗山隧道顺利进洞|国产人妻人伦精品1国产
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中新网重庆9月17日电 (张旭)记者从长江沿岸铁路集团重庆有限公司获悉,9月17日,沪渝蓉沿江高铁宜昌至涪陵段(以下简称“宜涪高铁”)全线控制性工程新方斗山隧道顺利进洞,标志着宜涪高铁全线施工难度最大的隧道进入主体施工阶段。

宜涪高铁是中国“八纵八横”高铁网沿江通道的重要组成部分,线路起于在建的沿江高铁武汉至宜昌段宜昌北站,经湖北省宜昌市、恩施土家族苗族自治州,重庆市石柱土家族自治县、丰都县、涪陵区,接入郑渝高铁长寿北站,新建正线全长约471公里,设计时速350公里。
新方斗山隧道跨越重庆市丰都县、石柱土家族自治县,全长10660米,由中铁十一局承建,为单洞双线隧道。该隧道地质条件复杂,有采空区、煤层、高瓦斯、软岩大变形、岩爆等不良地质,施工风险高、难度大,是宜涪高铁全线控制性工程。
据中铁十一局宜涪高铁项目负责人介绍,面对极其复杂的地质和生态环境挑战,项目广泛应用BIM+GIS技术进行三维可视化建模,实现施工方案模拟优化与资源精准配置。施工单位还在洞口设立智能信息化控制中心,集成人员定位、瓦斯监测、三维可视化超前地质预报、智能钻爆、智能车辆调度等系统,助力工程建设。
据了解,宜涪高铁建成后,将形成川渝地区与华中地区的时速350公里高速铁路新通道,极大便利沿线民众出行,对于完善长江经济带综合立体交通走廊,推动长江经济带高质量发展,具有十分重要的意义。(完)
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