On the basic of large engineering practice, according to the complex karst geology problem of karst tunnel construction, the author grasped the major and difficult problem to research.
在大量的工程实践基础上，作者根据岩溶隧道施工所存在的问题-复杂的岩溶地质问题，抓住问题的重点和难点进行方法研究。
Mainly introduces the hardware and software design of remote monitoring system in shield tunnel construction, how to put it into construction practice successfully and its optimization.
首先介绍了盾构施工过程中的远程监控系统的硬件软件设计，最后对该系统成功应用于施工实践及其系统优化作了阐述。
The waterproof construction technology of composite type tunnel anchorage is introduced and can meet with the requirement proved by practice.
文中介绍了复合式隧道锚防水施工工艺，经实践检验，证明此工艺可满足隧道锚的防水要求。
Major causes of cracks are contraction deformation in early stage, too complicated and changeable geologic setting, improper section shape of the tunnel, wrong practice of NATM construction, etc.
裂缝产生的原因主要是早期收敛变形，地质条件复杂多变，隧洞断面形状不当，新奥法施工运用欠妥等。
Based upon the shield construction practice in the portal section of South Tube of Yanan Donglu Tunnel, this paper demonstrates the technology for slurry balance shield passing through freezing zone.
本文以上海延安东路隧道南线盾构进洞段工程施工为背景，论述了泥水平衡盾构穿越冻结加固区的施工技术。
Combined with the practice, the paper introduced the construction technology of tunnel waterproof and drainage system.
结合实例介绍了隧道防排水系统的施工技术，重点介绍无钉铺设防水卷材施工方法。
Research methods:This paper researched the preventive measures and construction methods on TBM construction accidents in terms of Taohuapu No. 1 tunnel construction practice of Xi'an-Nanjing Railway.
研究方法：结合西安南京铁路桃花铺1号隧道的工程实践，研究预防TBM施工事故的措施和施工方法。
Then, in accordance with the practice of a diversion tunnel for a certain hydropower station, the whole procedure consisting of construction, operation and plugging has been analyzed.
结合某水电站导流隧洞的工程实例，进行了施工、运行和封堵全过程仿真分析。
Combined with engineering example, the construction practice of tunneling is introduced for the tunnel whose entrance stand at harmful geologic conditions of shallow cover and groove with soft soil.
结合工程实例，介绍了进口端位于浅埋、沟槽软土等不良地质隧道的工程实践。
Combined with engineering example, the construction practice of tunneling is introduced for the tunnel whose entrance stand at harmful geologic conditions of shallow cover and groove with soft soil.
结合工程实例，介绍了进口端位于浅埋、沟槽软土等不良地质隧道的工程实践。
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