The idea of discretizing a potential sliding mass into slices was introduced early in the 20th century. Pdf stability analysis of stratified soil slopes by optimization. Simplicity and relatively good results are the advantages of these methods. Pdf a comparative study of slope stability analysis. In 1916, petterson 1955 presented the stability analysis of the stigberg quay in gothenberg. Soil slope stability analysis 339 isfied for each and every slice, it is also satisfied for the entire mass. A comparative study of slope stability analysis using traditional limit equilibrium method and finite element method article pdf available in asian journal of civil engineering 164. Janbus generalized, an assumed line of thrust is used to define the location of the. Using the finite element analysis method and the autorefine search method in slide, run the groundwater and slope stability analysis on the model. Pdf slope stability analysis methods danial salajegheh. Pdf importance of slope stability problem is the reason why so many alternate methods have been developed for evaluating the safety of a slope.
This content was uploaded by our users and we assume good faith they have the permission to share this book. What are the resulting factors of safety bishop, spencer, janbu corrected and janbu simplified. Slope stability refers to the condition of inclined soil or rock slopes to withstand or undergo. In the lecture part of this course we will discuss a variety of methods of analysis of slope stability and instability. The problem is illustrated in the upper part of fig. The number of equations of equilibrium available depends on the number of slices n and the number of equilibrium conditions that are used. Theory of slope stability kenneth m cruikshank portland state. Slope stability evaluations by limit equilibrium and. It is essential that the engineering geologist be intimately familiar with all of these methods because they provide ways of determining, relatively unambiguously, whether a. Rock slope engineering civil engineering i am menglim. Analyzing the stability of earth structures is the oldest type of numerical analysis in geotechnical engineering. Soil mechanics and foundation engineering report, technical university of norway, trondheim. A nice book with all forms of conversion factors is.
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