نتایج جستجو برای: slope stability analysis

تعداد نتایج: 3088605  

Journal: :IOP Conference Series: Earth and Environmental Science 2019

Journal: :SpringerBriefs in applied sciences and technology 2023

Abstract Infiltration into soil slopes is a fundamental concern in civil engineering. Rainfall infiltration leads to changes pore-water pressure and reduces matric suction soils, making it one of the main triggers slope failure (Ali et al. Comput Geotech 61:341–354, 2014; Wu Hydro-mechanical analysis rainfall-induced landslides. Springer, 2020). Slope instabilities caused by water are called la...

2002
P. Bohorquez

Roll waves are known to occur in the frictional flow of a thin layer of water down an inclined solid surface. For a layer of constant depth, the formation of these waves on a solid plane with small slope angle have been explained as a hydrodynamic instability occurring above a critical Froude number by analyzing the temporal stability of the constant velocity flow. Here we analyze the linear, s...

2014
Zhong Li Jia Wei Jun Yang

This paper takes the effect of supporting structure and anchor on the slope stability of the excavation process into consideration; the stability calculation model is presented for the slope reinforced by prestressed anchor and grillage beam, and the dynamic search model of the critical slip surface also is put forward. The calculation model of the optimal stability solution of each anchor tens...

Limit equilibrium method, strength reduction method and Finite Difference Methods are the most prevalently used methods for soil and rock slope stability analysis. However, it can be mention that those have some limitations in practical application. In the Limit equilibrium method, the constitutive model cannot be considered and many assumptions are needed between slices of soil and rock. The s...

2001
Doug Stead Erik Eberhardt John Coggan Boris Benko

Stability analyses are routinely performed in order to assess the safe and functional design of an excavated slope (e.g. open pit mining, road cuts, etc.), and/or the equilibrium conditions of a natural slope. The analysis technique chosen depends on both site conditions and the potential mode of failure, with careful consideration being given to the varying strengths, weaknesses and limitation...

Journal: :civil engineering infrastructures journal 0
maryam haghbin islamic azad university (islamshahr) mahmoud ghazavi khajeh nasir university

this paper develops an analytical method to calculate seismic bearing capacity of a strip footing, which is located on a slope reinforced with rows of pile. the resistance of passive pile is determined based on normal and shear stress of the soil around the pile, which is then compared to other analytical methods. this comparison indicates an acceptable agreement. the variants of the study incl...

One of the most effective parameters in economics of open-pit mines is the pit slope angle, so that the slope angle more than the optimum value increases the probability of a large failure in the pit wall and the slope angle less than the optimum value leads to increasing stripping ratio and reducing net present value of mine. Therefore, in this paper, considering the limit equilibrium methods ...

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