乌鞘岭隧道4号斜井施工中突遇煤层，并有瓦斯释放。
Coal stratum was encountered during excavation of inclined shaft No. 4 of Wushaoling Tunnel, and gas was released.
乌鞘岭隧道是兰新线重点控制工程，是国内最长的单线铁路隧道。
Wushaoling railway tunnel is the longest single-track railway tunnel in China and is the key project of Lanxin railway line.
兰新复线兰武段乌鞘岭隧道F 7断层，为区域性大断层，地应力高。
F7 fault of Wushaoling tunnel, which lies in lanzhou-wuwei section of Lanxin railway line, is a large regional fault with high geostress.
并结合乌鞘岭隧道的实际，讨论了“小业主、大监理”管理模式在该项目的具体实践。
Combined the fact of the Wushaoling Longer Tunneling, the specific practice was discussed of management mode for Small Owner and Big Supervision in this project.
乌鞘岭隧道岭脊段志留系地层千枚岩夹板岩地段，施工中发生大变形，初期支护开裂破坏甚至侵限。
Severe deformation occurred at the siluric stratum at the ridge of Wushaoling Tunnel, causing splitting of primary lining and even exceeding clearance limit.
根据乌鞘岭隧道岭脊地段地质状况和二次衬砌实际受力特点，采用拟地基曲梁计算法来分析二次衬砌的裂缝宽度与间距。
This paper discussed the calculation analysis of the secondary lining crack width and spacing by using simulating soil curved beam's stress.
分析软膨胀岩的特性，针对其在隧道工程中的破坏情况，在乌鞘岭隧道施工中制定有效的对策，解决软膨胀岩地段塌方频繁的难题。
This paper analyzes the performance of soft swelling rock. And effective tactics are adopted to resolve the problem of frequent collapse in construction of WuQiaoling Tunel.
分析软膨胀岩的特性，针对其在隧道工程中的破坏情况，在乌鞘岭隧道施工中制定有效的对策，解决软膨胀岩地段塌方频繁的难题。
This paper analyzes the performance of soft swelling rock. And effective tactics are adopted to resolve the problem of frequent collapse in construction of WuQiaoling Tunel.
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