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- karst dam foundation 岩溶坝基
- Karst collapse near the dam foundation or building threaten directly building stability and safety, even result in building accident. 如果岩溶塌陷发生在坝基或建筑物部位,则直接威胁建筑物稳定安全,有的还造成建筑物的失事。
- Its dam foundation grout curtain and backfilling technologies are advanced. 在大坝基础工程帷幕灌浆、回填技术上处同行之首。
- The information refers to slopes in opencast mines, quarries, dam foundation excavations and highway outs. 这份资料提供了有关露天矿、采石场,坝基和公路堑的边坡资料。
- Leakage in a dam foundation may sometimes be overcome by digging deep into it so as to build a cutoff wall into the foundation. 坝基漏水的现象,有时可以用深挖地基建造堵截水墙的办法来克服。
- Deformation modulus for dam foundation rock must be de termined reasonably when stress in dam is analyzed with arch and cantilever tria l load method . 在拱梁分载法坝体应力分析时,需要合理确定坝基岩体的变形模量值。
- For low head gated dam on sand and gravel foundation,it is safe and effective to carry out high pressure jet grouting at the dam foundation. 在砂砾石地基上修建低水头闸坝,采用高压喷射灌浆加固砂砾石地基是一项安全、有效的工程处理措施。
- The first concrete face and its strengthening face are destroyed by the inverse seepage water pressure on dam foundation. 大坝一期混凝土面板和一期面板的补强面板分别遭受坝基反渗水压力的破坏。
- The fractal structure of rock fracture in dam foundation of the Three Gorges Project under uniaxial compression is studied based on fractal theory. 基于分形理论,研究了单轴压缩状态下三峡坝基岩石破裂的分形结构。
- The trial load method, in which the effect of deformation of dam foundation is roughly taken into acount by the formulae developed by F. 多拱多梁法(试载法)是拱坝应力分析的主要方法,其中坝基变形常采用伏格特公式粗略计算。
- The Shapotou Key Water Control Project has some difficulties in its construction due to the soft stratum of dam foundation. 由于坝基软岩的存在,给沙坡头枢纽工程的建设带来了一定的困难。
- Taking the dam foundation grouting test effect of the Daliuhe WRPP as an example, the author mainly introduced the application and effect of the earthquake wave CT technology. 以大柳树水利枢纽坝基灌浆试验效果检测为工程实例,重点介绍地震波CT技术的应用和效果。
- Composite foundation with capped sparse pile to control settlement has been applied abroad in expressway roadbed, dam foundation, port project and airport runway. 带帽控沉疏桩复合地基广泛应用于堤坝地基、高速公路路基、沿海围堤、港口工程堆场、机场场道等软基处理工程中。
- In the course of construction of main dam foundation drainage holes for Baise Multipurpose Dam Project,few drainage holes had seen abnormal high drain discharge. 百色水利枢纽主坝坝基排水孔在施工过程中,少数排水孔出现排水量偏大的异常情况。
- Grouting technology, as one of common and important engineering measures, has been widely used in the reinforcement treatment and anti-seepage of the dam foundation. 摘要灌浆技术作为水工建筑物地基处理中常用和重要的工程措施,在大坝坝基防渗和加固处理中得到广泛的应用。
- The paper introduces the selection of dam type,type of upstream slope protection,the structure design of dam body and the treatment of dam foundation seepage prevention. 文章介绍了嫩江上尼尔基水利枢纽主坝坝型选择,上游面护坡形式选择,坝体结构设计及基础防渗处理。
- Combined with simulation test results of dam foundation seepage of Longtouqiao Reservoir,the dam foundation seepage was analysed and the seepage control measures were proposed. 结合龙头桥水库坝基渗流模拟试验成果,对龙头桥水库土坝基础渗流进行了综合分析,并提出了防渗措施。
- This paper analyzes and contrasts the inverted "T"_shaped dam foundation and case type dam foundation to select the feasible basis principle of dam foundation type. 对倒"T"型闸坝基础和箱型闸坝基础进行了分析与比较,提出了选择合理的闸坝基础型式的基本原则。
- Characteristic water level and reservoir capacity is fixed,freeboard and dam crest is calculated,seepage prevention of dam body,dam foundation and dam sheeting is discussed. 针对除险加固措施,确定了水库特征水位与库容,计算了坝顶超高及坝顶高程,探讨了坝体和坝基防渗、坝面护坡及防冻等问题。
- The characteristics of deformation damage in dam foundation rock mass under condition of excavation unloading area are examined by using FLAC(superscript 3D) software. 采用三维有限差分程序FLAC(上标3D),分析开挖卸荷条件下坝基岩体变形破坏特征。