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7.4 基础底面尺寸的确定

7.4 基础底面尺寸的确定. 在初步选择基础类型和埋置深度后 , 就可根据持力层承载力设计值计算基础底面的尺寸。 1 、根据持力层承载力计算基础底面尺寸 A 、中心荷载作用下的基础 P k =F k +G k /A G k —— 基础及其上方回填土所受的重力， G k= r G Ad, r G 为基础及上方回填土的平均重度， d 基础平均埋深 地基按承载力设计时，要求作用在基础地面上的压力小于修正后的地基.

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7.4 基础底面尺寸的确定

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  1. 7.4基础底面尺寸的确定 在初步选择基础类型和埋置深度后,就可根据持力层承载力设计值计算基础底面的尺寸。 1、根据持力层承载力计算基础底面尺寸 A、中心荷载作用下的基础 Pk=Fk+Gk/A Gk——基础及其上方回填土所受的重力， Gk=rGAd,rG 为基础及上方回填土的平均重度， d基础平均埋深 地基按承载力设计时，要求作用在基础地面上的压力小于修正后的地基

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