膨胀土路堑边坡雨季表层滑坍稳定性分析  

Stability analysis of shallow slip of newly excavated expansive soil slope in rainy seasons

作　　者：秦禄生[1] 郑健龙[1] 

机构地区：[1]长沙交通学院路桥工程系

出　　处：《长沙交通学院学报》1999年第1期76-79,共4页Journal of Changsha Communications University

摘　　要：针对膨胀土地区路堑边坡雨季大量出现表层滑坍失稳的现象，从非饱和土的强度特性出发分析了其失稳原因，并给出结合膨胀土路堑边坡大气影响深度进行表层滑坍失稳分析的力学模式。The mechanism of shallow slip of newly excavated expansive soil slope is discussed in this paper. Stability evaluation model is also provided for expansive soil slope in rainy seasons as well as in dry seasons.

关 键 词：膨胀土 路堑 边坡 表层滑坍 公路 稳定性 

分 类 号：U418.55[交通运输工程—道路与铁道工程] U416.167