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。
During construction of bimetal Peep Holes of the darn 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.
出处
《电网与清洁能源》
2008年第9期55-57,共3页
Power System and Clean Energy
关键词
双金属标孔
造孔
堵漏
难点及对策
bimetal peep hole
drilling
blockage
difficultiesand counter measures