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Test and research on triple row tube high pressure jet grouting to build water penetration proof wall

LI Guo-qiang 1, ZHAO Jian-hui 2 (1 Beijing China Coal Mine Engineering Co. Ltd., Beijing 100013, China; 2 Harbin Foundation Engineering Company, Harbin 150000, China)  
Taking a trial of triple row tube high pressure jet grouting to build a underground water penetration proof wall in a project as an example, the paper introduced a basic principle, construction equipment and technology of the triple row high pressure jet grouting and the technical parameters and physical mechanical performances of the water penetration proof wall.
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