| 石泉水电站大坝双金属标孔施工难点及对策 |
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| 作者姓名： | 赵存怀 王勇社 |
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| 作者单位： | 中国水利水电第三工程局 基础工程分局;中国水利水电第三工程局 基础工程分局 |
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| 摘 要： | 在石泉水电站大坝监测系统三期自动化改造工程双金属标观测孔造孔施工中，遇到了孔内岩层强风化、孔内地下水日夜涨幅落差较大，埋管不易封堵等问题。简要介绍了在施工中遇到的几个难题及解决方法，为今后类似工程的施工提供借鉴。
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| 关 键 词： | 双金属标孔 造孔 堵漏 难点及对策 |
The Difficulty and Counter Measures of the Bimetal Peep Holes
Construction of Shiquan Hydropower Station |
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| Authors: | ZHAO Cun-huai and WANG Yong-she |
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| Affiliation: | Department of Foundation Engineering, No.3 Bureau of China Hydropower Construction;Department of Foundation Engineering, No.4 Bureau of China Hydropower Construction |
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| Abstract: | During construction of bimetal Peep Holes of the dam monitoring system of ShiQuan hydropower station, some difficulties were met, which concerns of weathering stratum within the hole with large fluctuations of the water table, and difficult to blockage. The difficulties and solutions were expounded in the paper, which may beneficial to the construction of similar projects. |
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| Keywords: | bimetal peep hole drilling blockage difficulties and counter measures |
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