TY - JOUR T1 - Slope Stability Analysis Methods TT - روشهای تجزیه و تحلیل پایداری شیب JF - srpub JO - srpub VL - 3 IS - 1 UR - http://sjis.srpub.org/article-5-85-en.html Y1 - 2021 SP - 9 EP - 20 KW - Modeling methods KW - Stability analysis KW - Finite element method KW - Finite difference method KW - Boundary element method KW - Distinct element method N2 - The presence of discontinuities, the inherent variability of the rock mass and discontinuity properties, and the uncertainties associated with directions and fcof the in-situstress makes the rock engineering problems challenging. The numerical modeling can assist the ground control engineers in designing and evaluating the stability of the excavations. If extensive geological and geotechnical data are available, then detailed predictions of deformation, stress and stability can be accomplished by performing numerical modeling. If not, still the numerical modeling can be used to perform parametric studies to gain insight into the possible ranges of responses of a system due to likely ranges of various parameters. The parametric studies can help to identify the key parameters and their impact on stability of underground excavations. The priorities of the material testing and site investigation can be set based on the selected key parameters from parametric studies. The most important modeling methods in stability analysis include finite element method, finite difference method, boundary element method and Distinct element method, which are used in three static, quasi-static and dynamic conditions and in both definite and probability modes. In this report, we investigate each of these methods their weaknesses and strengths M3 10.47176/sjis.3.1.9 ER -