盾構(gòu)端頭井水平注漿加固施工技術(shù)
李忠海，李義堂，李天果，鄧文濤
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李忠海，李義堂，李天果，鄧文濤
(中鐵一局集團第二工程有限公司，唐山063004)[摘要] 通過后構(gòu)洞門打設(shè)水平注漿孔對洞身土體進行水泥一水玻璃雙液漿注漿加崮，可以確保盾構(gòu)機進出洞門的安全，達到加固洞身土體的目的。
[關(guān)鍵詞] 盾構(gòu)端頭井；水平注漿；施工技術(shù)Shield work-well construction technology of horizontal grouting
Li Zhonghai, Li Yitang, Li Tianguo, Deng Wentao
(The Second Engineering Co., Ltd., of China Railway First Group, Tangshan 063004, China)Abstract: Through the tunnel portal horizontal grouting-hole to reinforce the soil body by cement -sodium silicate pairs of liquid slurry grouting,can ensure the safety of TBM through the tunnel portal, to reinforce the purpose of soil-hole body.
Keywords: shield work well; horizontal grouting; construction technology
