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首页> 外文期刊>International journal of geotechnical engineering >Simplified solution to analyse seismic stability of reinforced soil wall
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Simplified solution to analyse seismic stability of reinforced soil wall

机译:简化解决方案分析钢筋土壁的地震稳定性

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摘要

The normalized tensile reinforcement force for the seismic stability of reinforced soil walls using some rigorous methods considering the pseudo-static seismic forces is mostly used by the earlier researchers in the design of retaining walls backfilled with cohesive soil. Few studies have been presented using horizontal slice method without taking effect of the seismic acceleration in vertical direction. In the present study, a simplified solution has been presented using the pseudo-static equilibrium of the reinforced soil wall taking the effect of seismic accelerations in the horizontal and in the vertical direction. The seismic stability analysis presented here accounts the required total reinforcement strength in terms of the maximum value of reinforcement force coefficient and the critical inclination of failure plane. Taking some geometrical values of retaining wall and soil characteristics based on the literature, a detailed and comparative parametric study presented here accounts the effect of cohesion of the backfill, angle of internal friction of soil, horizontal seismic coefficient, vertical seismic coefficient and surcharge loading.
机译:考虑伪静态地震力的一些严格方法的钢筋土壁抗震稳定性的归一化拉伸增强力主要由早期的研究人员使用粘性土壤回填的挡土墙设计。已经使用水平切片方法提出了很少的研究,而不会在垂直方向上产生地震加速度。在本研究中,已经使用增强土壁的伪静态平衡来呈现简化的解决方案,从而施加水平和垂直方向的地震加速度的影响。这里提出的地震稳定性分析账户占加强力系数的最大值和失效平面的临界倾斜度方面所需的总增强强度。基于文献的挡土墙和土壤特征采取一些几何值,详细和比较参数研究介绍了回填,土壤内部摩擦角,水平地震系数,垂直地震系数和附加额度荷载的效果。

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