نتایج جستجو برای: reinforced earth slope

تعداد نتایج: 188274  

Journal: :Geomechanics and Geoengineering 2021

In this study, the well-established pseudo-static approach along with horizontal slices method (HSM) is employed to investigate seismic internal stability of geosynthetic-reinforced earth slopes. Previous simple HSM analyses were based on a primary assumption stating that normal inter-slice forces are exerted mid-length sections. However, simplifying could give rise substantial errors in calcul...

Journal: :international journal of optimaization in civil engineering 0
p. hamidi t. akhlaghi m. hajialilou bonab

calculation of lateral earth pressure on retaining walls is one of the main issues in geotechnics. the upper and lower bound theorems of plasticity are used to analyze the stability of geotechnical structures include bearing capacity of foundations, lateral earth pressure on retaining walls and factor of safety of slopes. in this paper formulation of finite element limit analysis is introduced ...

Deforestation or vegetation degradation is one of the main drivers of global earth changes, which has significant consequences in terms of ecosystem performance and biodiversity conservation. One of the ways for studying vegetation changes as the most important indicator of land degradation is remote sensing. In this study, in order to monitor the vegetation degradation trend in Ilam Province.A...

Journal: :Periodica Polytechnica-civil Engineering 2022

One of the most important topics in geotechnical engineering is seismic analysis earth slope. In this study, a pseudo-static limit equilibrium approach applied for slope stability evaluation under earthquake loading based on Morgenstern–Price method general shape slip surface. approach, minimum factor safety corresponding to critical failure surface should be investigated and it complex optimiz...

2004
V. O. Polyakov M. A. Nearing

The development of soil conservation plans and evaluation of spatially distributed erosion models require knowledge of rates of soil loss and sedimentation on different landscape elements and slope positions. Characterization of soil erosion rates and patterns within watersheds is important for the understanding of erosion processes and landscape evolution. Experimental data that show spatial t...

Journal: :Proceedings of the Japan Society of Civil Engineers 1977

Journal: :Applied sciences 2023

Because of the current situation where stability research filled-slope reinforced by a frame with prestressed anchor-plates lags behind actual engineering application, based on ultimate balance theory, calculation formulas factor under four arc slip surface filled-slopes are derived using improved Bishop method; corresponding search method most dangerous is given and pullout force improved. Bas...

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