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仰斜式路堤挡土墙设计

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=B2=1.9Ns=G1=312.8Zs=1.8147058821.81Nl=3.53.5Zl=0.730.73NG=312.8Nq1=Ey=18.21Nd=400.854400.85Mg=269.008269.01Me=-295.6823-295.68Md=-171.843-171.84[e0]=0.4750.475偏心距e0=0.4286890360.429(3)截面承载力验算Nd=400.85长细比修正系数γβ=1.3长细比βs=0.9712062260.97αs=0.002e0/Bs=0.0834630350.08影响系数Ψk=0.932726570.93A=1.9fcd=630ΨkAfcd=1113.211113.21r0Nd=400.85400.85满足(4)正截面直接受剪验算Vd=166.768166.77Ngd=299.73299.73fvd=147147fcd=630630A=5.14轴压比Ngd/fcdA=0.0925606820.09αμ=0.15Afvd+αμNgd=800.5395800.54填料及地基填料重度r18填料内摩擦角φ40填料与墙背摩擦角Φ/220基础顶面埋深(m)0.5地基土类别重度r地基土承载力特征值fa600基底与地基土摩擦系数μ10.5地基土摩擦系数μn片石砂浆砌体强度设计值(MPa)抗压fcd0.63轴心抗拉ftd0.059弯曲抗拉ftmd0.089直接抗剪fvd0.147H=9.038H1=8ΔH=0.438墙趾高0.6荷载标准值q12.5假设破裂面交于于荷载内-0.197395568.9296097067.557616.5576否是否<B41/6=0.372满足要求换填土参数材料中密中砂fa=300r=18ψ=40满足Kc>1.3,满足要求满足Kc>1.3,满足要求满足Ko>1.5,满足要求不计不计<0.475满足要求满足

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