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项目 5 挡土墙土压力 PowerPoint PPT Presentation


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项目 5 挡土墙土压力. 第一节 概述. 在港口、水利、路桥及房屋建筑等工程中,挡土结构物(挡土墙)是一种常见的建筑物。 挡土结构物的作用是用来挡住墙后的填土并承受来自填土的压力。 土压力:指墙后填土由于它的自重或作用在填土表面上的荷载对墙背所产生的侧向压力。 挡土墙按结构型式可分为重力式、悬壁式、扶壁式等。可用块石、条石、砖、混凝土与钢筋混凝土等材料建筑。 计算方法大多采用朗金和库仑土压力理论。大型及特殊构筑物土压力的计算常采用有限元数值分析计算。. 墙 顶. 墙 背. 墙 前. 墙 后. 墙 面. 自重. 土压力. 墙 趾.

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项目 5 挡土墙土压力

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