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万家寨引黄入晋工程中的湿陷性黄土隧洞设计，是工程疑难问题之一，防渗是重要部分。概括介绍湿陷性黄土洞防渗设计情况，围绕黄土洞防渗设计，在施工方法、衬砌型式、防渗材料的选择等方面问题进行探讨
The design of collapsible loess tunnel in Wanjiazhai Yellow River diversion project is one of the difficult problems in engineering and seepage control is an important part. This paper introduces the seepage control design of collapsible loess cave, and discusses the problems of construction method, lining type and seepage control material around the loess cave seepage prevention design