基于粘着破坏的加筋土挡墙土压力分析.pdfVIP

20104 11 1 2 3 1 薛晓辉 周亦涛 梁小勇 吴安保 ( 1. 714000 2. 061001 3. 050043) ,, :; ; ; Analysis of Lateral Soil Pressures for Reinforced Earth Retaining Wall based on Adhesion Failure 1 2 3 1 Xue Xiaohui Zhou Yitao Liang Xiaoyong Wu Anbao ( 1. epartment of Civil Engineering and Architecture,Shanxi Railway Engineering VocationalTechnique College 2.Hebei Engineering and Technical Higher School 3.Shijiazhuang Railway Institute) Abstract Tensile failure and adhesion failure are general failure modes of reinforced earth retaining wall, through the discussion of strength theory of reinforced earth for adhesion failuremodes, based on the cohesive force theory and Coulomb s earth pressure theory, adhesion failuretheoretical formulae of lateral soil pressure for reinforced earth retainingwall areput forward.The studied results show: angleof internalfriction has incre ment for the adhesion failure; lateral soil pressure values using proposed formula are smaller than that using classical earth pressure theories and variable coefficient method of earth pressure, and will increase with in creasing of the vertical distance of the reinforcement, for adhesion failure, the theoretical values for adhesion failure arebigger than tested values. Keywords strength model;lateral soil pressure; vertical distance;adhesion failure 1 , : 1) , [2] ,;2) , [3] [4] ;3) , ,