基坑岩土混合边坡稳定计算书.docx
计兑项目:夔坑岩土混合边坡也定计算书计算简图t-",二二1Zxi控制参数1:采用规范:通用方法计算目标:安全系数计算滑裂面形状:回强滑动法不考虑地窟坡面信息坡面设段数3坡面跳H水平投影(m)竖江投影(向照我数122.9002.90004.6503.1000310.0000.0001超投I距肉1.200(三)宽6.OOOGn)荷软(15.00-15.OOkPa)27O.<)土层信息上部上层数3旗号层好In度饱和重度拈结强度孔隙水压(n)(kNm3)(kNn3)(kpa)力系数1230.90027.500120.OOO2.OOO25.000120.OOO3.10021.000120.OOO层号粘聚力内味擦角水下粘聚水下内摩CkPd(度)力(kPG擦你度)12326.OOO15.00026.OOO15.0003.OOO26.OOO层号十字板/度增十字板Y水强度增长系(kPn)长系数下值(d)数水下值3下部上层数I层号层皿一度也和Jft度粘结强度孔隙水压()(kN11*3)(kNn3)(kpa)力系数120.OOO27.500-120.OOO层号粘聚力内联擦角水下粘聚水下内摩(kPa)(18)力(W)擦角(度)126.1)0015.(KX>层号十字板t强度增十字板,水强度增长第(kPa)长系数下(f1.kPa)数水下的不考虑水的作用计算条件斑弧稳定分析方法:瑞典条分法土能重切向分力与潴动方向反向时:当下滑力对待稳定计算目标:H动搜索以危险滑板而条分法的上条宽度:1.O(m)授素时的回心步长:1.(KK)(m)矮素时的半径步长:O.SOO(m)计算结果:计算结果图施不利滑动面:滑动WI心=(4.800,8,100)(m)滑动半径=5.500(»)滑动安全系数=1.377起始X终止XaIiGi条实业浮力地震力澹透力琳加力X附加力Y下滑力抗滑力我悠向地联力地越力<n)(m)(e)(m)(kPa)(度)(kN)(kN)(kN)(kN)(kN)(kN)(kN)(kN)(kN)(kN)3.2394.317-10.7601.0993.00026.0010.450.000.000.000.000.00-1.958.300.000.OO4.3175.3950.5861.0793.00026.0028.900.000.000.(X)0.000.000.3017.33O.000.005.3956.47211.9561.1033.00026.0012.450.000.000.000.000.008.7923.560.000.006.1727.55023.8521.1813.00026.0050.730.00O.OO0.00O.OO0.0020.5226.170.000.007.5508.61937.2101.3843.00026.0044.910.00O.OO0.00O.OO0.0027.1621.600.OO0.008.6499.74854.2721.8923.00026.0017.640.O.OO0.00O.OOH.9826.1814.960.000.00总的下滑力总的抗滑力土体部分下滑力土体部分抗潸力=81.288(kX)=111.929<kN)=81.288(kW=111.929(kN)筋带在滑弛切向产牛.的抗滑力0.000(kN)筋带在滑弘法向产生的抗滑力=0.000(kN)