Study on Compound Soil-nail Surporting Technology
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摘要: 南京某隧道工程垂直支护段采用自钻式土钉与SMW机械施工止水帷幕相结合复合土钉支护技术,介绍了该技术的设计、施工方法,并结合现场试验分析了其受力及变形机理。Abstract: The supporting system of self-drilling soil-nail with sealing wall made by SMW construction machine are discussed through foundation pit of a tunnel project. The mechanism of deformation and axial nail force is deduced with field test.
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Key words:
- tunnel project /
- self-drilling soil-nail /
- sealing wall
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