نتایج جستجو برای: slope stability
تعداد نتایج: 348952 فیلتر نتایج به سال:
In this paper, by combining the geographic information systems ~GIS! spatial analysis function and a hydrologic analysis and modeling tool with a column-based three-dimensional ~3D! slope stability analysis model, a new GIS grid-based 3D deterministic model has been developed for slope stability analysis. Assuming the initial slip as the lower half of an ellipsoid, the identification of the 3D ...
Landslides bring destruction to buildings, and nearby located structures mostly occur in rural areas. Such hazard commonly takes place mountainous areas Central Asia. Kazakhstan region has highly vulnerable rainfall-induced landslides South-Eastern parts due presence of many mountains. The purpose the research is demonstrate effect slope geometry on stabilityunder heavy rainfall Almaty, Kazakhs...
Limit-equilibrium method (LEM) and finite element method (FEM) with strength reduction method (SRM) techniques are the most widely used analysis tools in slope stability assessment. Recently, researchers have reported that both factor of safety (FOS) values and failure surfaces obtained from LEM and FEM are generally in good agreement, except in some particular cases. In this paper, the FOS and...
The slope stability analysis is routinely performed by engineers to estimate the stability of river training works, road embankments, embankment dams, excavations and retaining walls. This paper presents a new approach to build a model for the prediction of slope stability state. The support vector machine (SVM) is a new machine learning method based on statistical learning theory, which can so...
slope stability analysis is an enduring research topic in the engineering and academic sectors. accurate prediction of the factor of safety (fos) of slopes, their stability, and their performance is not an easy task. in this work, the adaptive neuro-fuzzy inference system (anfis) was utilized to build an estimation model for the prediction of fos. three anfis models were implemented including g...
چکیده مطالعه ویژگی های مورفولوژیکی ، میکرومورفولوژی، فیزیکوشیمیایی و کانی شناسی خاک ها در یک ردیف پستی و بلندی در منطقه کوهین قزوین پریسا حسینی برای حفظ اراضی و افزایش امکان بهره برداری از خاک، آگاهی از ویژگیهای مختلف خاک ها ضروری است. در این تحقیق ویژگی های مورفولوژیکی ، میکرومورفولوژی، فیزیکوشیمیایی و کانی شناسی خاک ها در یک ردیف پستی و بلندی در منطقه کوهین قزوین در شهرستان قزوین مطالعه و ...
This study was conducted to investigate the effect of slope gradient and soil physical properties (grain size distribution, bulk density, aggregate stability and permeability) on water erosion in the furrows of rainfed farms under fallow conditions. The furrows with 6 m length were installed in five rainfed farms with 6.1, 10.6, 14.8, 20.7 and 27.1% slope steepness at three replications. Resul...
This paper introduces a methodology for soil slope stability analysis based on optimization, limit equilibrium principles and method of slices. In this study, the slope stability analysis problem is transformed into a constrained nonlinear optimization problem. To solve that, a Self-Adaptive Genetic Algorithm (GA) is utilized. In this study, the slope stability safety factors are the objective ...
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