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易滑超倾坡水力启动滑移破坏的现场模拟试验

马显春 郎少林 谷明成 曹先康

西安科技大学学报2013,Vol.33Issue(1):91-95,5.
西安科技大学学报2013,Vol.33Issue(1):91-95,5.

易滑超倾坡水力启动滑移破坏的现场模拟试验

Site simulation test on easily slip over dip slope bedding-slip failure caused by groundwater pressure

马显春 1郎少林 1谷明成 1曹先康1

作者信息

  • 1. 中铁西南科学研究院有限公司,四川成都610031
  • 折叠

摘要

Abstract

The stability of easily slip over dip slope is mainly affected by groundwater pressures on the slope rock mass. It was simulated on site that the bedding-slip failure test caused by groundwater pressure in easily slip over dip slope. The test verified water through rate at the potential sliding plane, which must consider in rock slope stability analysis of groundwater effect. The correctness of the basic mechanical model of the easily slip over dip slope was verified. It was also tested that the front of landslide was starting early and had the phenomenon of water seepage or water sprinkling in front of landslide body before landslide occurrence. The test results showed that when the groundwater pressures suffered by potential sliding plane rise to the sliding threshold, the huge landslide occurred. Finally, it was proposed that the reliable methods of monitoring groundwater pressures threshold suffered by the front of potential sliding plane.

关键词

易滑超倾坡/顺层滑移破坏/地下水压力/现场模拟试验

Key words

easily slip over dip slope/bedding-slip failure/groundwater pressure/site simulation test

分类

天文与地球科学

引用本文复制引用

马显春,郎少林,谷明成,曹先康..易滑超倾坡水力启动滑移破坏的现场模拟试验[J].西安科技大学学报,2013,33(1):91-95,5.

基金项目

科研院所技术开发研究专项资金资助(2008EG123205) (2008EG123205)

西安科技大学学报

OACSTPCD

1672-9315

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