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Experiment of fracturing grouting in soft flowing mucky clay in Nanjing tunneling construction
Author(s): 
Pages: 67-70
Year: Issue:  1
Journal: HYDROGEOLOGY AND ENGINEERING GEOLOGY

Keyword:  软-流塑淤泥质地层劈裂注浆水泥-水玻璃双液初凝时间现场试验;
Abstract: 针对南京地铁南北线一期工程某区间隧道软-流塑地层的大管棚加小导管超前注浆预加固工程,对软-流塑淤泥质地层劈裂注浆加固的机理及主要影响因素进行了分析,对注浆效果、浆体材料及配比进行了试验研究.现场试验表明,采用劈裂注浆加固是可行的,且效果显著.
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