某承重砖墙厚240mm,传至条形基础顶面处的轴心荷载Fk = 140kN/m,基础埋深d = 1.0m。该处土层自地表起依次分布如下:第一层为粉质粘土,厚度2.8m,γ = 18kN/m3,fak = 130kPa,ηb =0,ηd =1.0;第二层为淤泥质粘土,厚度1.6m,fa..
某承重砖墙厚240mm,传至条形基础顶面处的轴心荷载Fk = 140kN/m,基础埋深d = 1.0m。该处土层自地表起依次分布如下:第一层为粉质粘土,厚度2.8m,γ = 18kN/m3,fak = 130kPa,ηb =0,ηd =1.0;第二层为淤泥质粘土,厚度1.6m,fak = 65kPa,ηb =0,ηd =1.0;第三层为密实粗砂。若取基础底面宽度为1.2m,按持力层承载力特征值验算该宽度是否满足要求