深基坑支护设计计算书二

xx安置小区二期工程地下车库及住宅楼基坑支护设计计算书（设计编号：勘2015-15）批准：审核：校对：设计：xxxx工程设计研究院2015.3.5东侧放坡（5.90m）----------------------------------------------------------------------[支护方案]----------------------------------------------------------------------天然放坡支护----------------------------------------------------------------------[基本信息]----------------------------------------------------------------------规范与规程《建筑基坑支护护技术规程程》JGGJ1220-20012支护结构安全等等级三级支护结构重要性性系数γ00.90基坑深度H(mm)5.900放坡级数3超载个数1----------------------------------------------------------------------[放坡信息]----------------------------------------------------------------------坡号台宽(m)坡高(m)坡度系数10.5001.0000.80020.5002.4000.80031.0002.5000.800----------------------------------------------------------------------[超载信息]----------------------------------------------------------------------超载类型超载值作用深度作用宽度距坑边距形式长度序号(kPa,kN//m)(m)(m)(m)(m)125.0000.00010.00010.000矩形10.000----------------------------------------------------------------------[土层信息]----------------------------------------------------------------------土层数4坑内加固土否内侧降水最终深深度(m)6.400外侧水位深度((m)4.500----------------------------------------------------------------------[土层参数]----------------------------------------------------------------------层号土类名称层厚重度浮重度粘聚力内摩擦角与锚固体摩粘聚力内摩擦角(m)(kN/m3)(kN/m3)(kPa)(度)擦阻力(kPaa)水下(kPa))水下(度)1素填土0.5018.5---15.0010.0020.0------2粉土1.7019.0---10.5022.0050.0------3粉砂3.6019.39.57.0027.0060.07.0027.004粉砂5.5019.49.66.0028.0060.06.0028.00----------------------------------------------------------------------[基坑外侧花管参数]----------------------------------------------------------------------基坑外侧花管排排数2序横向间距纵向间距入射角钻孔直径有效长度发挥抗拉力号(m)(m)(°)(mm)(m)系数(kN)13.2001.00090.01005.0001.000100.000022.5001.00090.01005.0001.000100.0000----------------------------------------------------------------------[设计结果]----------------------------------------------------------------------[整体稳定验算]----------------------------------------------------------------------天然放坡计算条件:计算方法：瑞典条分法应力状态：有效应力法基坑底面以下的截止计算深度:0.00m基坑底面以下滑裂面搜索步长:5.00m条分法中的土条宽度:1.00m天然放坡计算结果:道号整体稳定半径圆心坐标圆心坐标安全系数R(m)Xc(m)Yc(m)110.0591.1466.3736.54424.6421.5006.4736.29432.7047.9035.86111.47841.8985.0143.7517.50851.6959.4513.04210.80561.2666.0552.0286.08071.2396.0791.9226.009南侧放坡（5.90m）----------------------------------------------------------------------[支护方案]----------------------------------------------------------------------天然放坡支护----------------------------------------------------------------------[基本信息]----------------------------------------------------------------------规范与规程《建筑基坑支护护技术规程程》JGGJ1220-20012支护结构安全等等级三级支护结构重要性性系数γ00.90基坑深度H(mm)5.900放坡级数3超载个数1----------------------------------------------------------------------[放坡信息]----------------------------------------------------------------------坡号台宽(m)坡高(m)坡度系数10.5001.0000.750210.0002.4000.75031.0002.5000.750----------------------------------------------------------------------[超载信息]----------------------------------------------------------------------超载类型超载值作用深度作用宽度距坑边距形式长度序号(kPa,kN//m)(m)(m)(m)(m)125.000-------------------------------------------------------------------------------------[土层信息]----------------------------------------------------------------------土层数4坑内加固土否内侧降水最终深深度(m)6.400外侧水位深度((m)4.500----------------------------------------------------------------------[土层参数]----------------------------------------------------------------------层号土类名称层厚重度浮重度粘聚力内摩擦角与锚固体摩粘聚力内摩擦角(m)(kN/m3)(kN/m3)(kPa)(度)擦阻力(kPaa)水下(kPa))水下(度)1素填土0.4018.5---15.0010.0020.0------2粉土2.5019.0---10.5022.0050.0------3粉砂2.4019.39.57.0027.0060.07.0027.004粉砂5.4019.49.66.0028.0060.06.0028.00----------------------------------------------------------------------[基坑外侧花管参数]----------------------------------------------------------------------基坑外侧花管排排数2序横向间距纵向间距入射角钻孔直径有效长度发挥抗拉力号(m)(m)(°)(mm)(m)系数(kN)13.0001.00090.01005.0001.000100.0000212.0001.00090.01005.0001.000100.0000----------------------------------------------------------------------[设计结果]----------------------------------------------------------------------[整体稳定验算]----------------------------------------------------------------------天然放坡计算条件:计算方法：瑞典条分法应力状态：有效应力法基坑底面以下的截止计算深度:0.00m基坑底面以下滑裂面搜索步长:5.00m条分法中的土条宽度:1.00m天然放坡计算结果:道号整体稳定半径圆心坐标圆心坐标安全系数R(m)Xc(m)Yc(m)11.9371.13615.7546.62821.6962.29115.2817.18931.4864.93513.7437.91041.3285.84312.5638.33552.5118.8359.2386.53861.95711.5449.3389.02971.5641.8871.2191.875西侧放坡（5.90m）----------------------------------------------------------------------[支护方案]----------------------------------------------------------------------天然放坡支护----------------------------------------------------------------------[基本信息]----------------------------------------------------------------------规范与规程《建筑基坑支护护技术规程程》JGGJ1220-20012支护结构安全等等级三级支护结构重要性性系数γ00.90基坑深度H(mm)5.900放坡级数3超载个数1----------------------------------------------------------------------[放坡信息]----------------------------------------------------------------------坡号台宽(m)坡高(m)坡度系数10.5001.0000.80020.5002.4000.80031.0002.5000.800----------------------------------------------------------------------[超载信息]----------------------------------------------------------------------超载类型超载值作用深度作用宽度距坑边距形式长度序号(kPa,kN//m)(m)(m)(m)(m)125.0000.00010.00010.000矩形10.000----------------------------------------------------------------------[土层信息]----------------------------------------------------------------------土层数4坑内加固土否内侧降水最终深深度(m)6.400外侧水位深度((m)4.500----------------------------------------------------------------------[土层参数]----------------------------------------------------------------------层号土类名称层厚重度浮重度粘聚力内摩擦角与锚固体摩粘聚力内摩擦角(m)(kN/m3)(kN/m3)(kPa)(度)擦阻力(kPaa)水下(kPa))水下(度)1素填土0.5018.5---15.0010.0020.0------2粉土2.6019.0---10.5022.0050.0------3粉砂2.7019.39.57.0027.0060.07.0027.004粉砂5.5019.49.66.0028.0060.06.0028.00----------------------------------------------------------------------[基坑外侧花管参数]----------------------------------------------------------------------基坑外侧花管排排数2序横向间距纵向间距入射角钻孔直径有效长度发挥抗拉力号(m)(m)(°)(mm)(m)系数(kN)13.2001.00090.01005.0001.000100.000022.5001.00090.01005.0001.000100.0000----------------------------------------------------------------------[设计结果]----------------------------------------------------------------------[整体稳定验算]--------------------------------------------------------------------------------------天然放坡计算条条件:计算方法：瑞典典条分法应力状态：有效效应力法基坑底面以下的的截止计算算深度:0.000m基坑底面以下滑滑裂面搜索索步长:5.000m条分法中的土条条宽度:1.000m天然放坡计算结结果:道号整体稳定半径圆心坐标圆心坐标安全系数R(m)Xc(m)Yc(m)110.0591.1466.3736.54424.6421.5006.4736.29432.0309.0784.84911.81041.8889.9943.98012.48351.6989.4513.04210.80561.2896.7571.3906.85071.2576.7791.2786.773北侧放坡（5.900m）--------------------------------------------------------------------------------------[支护方案]--------------------------------------------------------------------------------------天然放坡支护--------------------------------------------------------------------------------------[基本信息]--------------------------------------------------------------------------------------规范与规程《建筑基坑支护护技术规程程》JGGJ1220-20012支护结构安全等等级三级支护结构重要性性系数γ00.90基坑深度H(mm)5.900放坡级数3超载个数1--------------------------------------------------------------------------------------[放坡信息]--------------------------------------------------------------------------------------坡号台宽(m)坡高(m)坡度系数10.5001.0000.80020.5002.4000.80031.0002.5000.800--------------------------------------------------------------------------------------[超载信息]--------------------------------------------------------------------------------------超载类型超载值作用深度作用宽度距坑边距形式长度序号(kPa,kN//m)(m)(m)(m)(m)125.0000.00010.00010.000矩形10.000--------------------------------------------------------------------------------------[土层信息]--------------------------------------------------------------------------------------土层数4坑内加固土否内侧降水最终深深度(m)6.400外侧水位深度((m)4.500--------------------------------------------------------------------------------------[土层参数]--------------------------------------------------------------------------------------层号土类名称层厚重度浮重度粘聚力内摩擦角与锚固体摩粘聚力内摩擦角(m)(kN/m3)(kN/m3)(kPa)(度)擦阻力(kPaa)水下(kPa))水下(度)1素填土0.6018.5---15.0010.0020.0------2粉土1.8019.0---10.5022.0050.0------3粉砂3.4019.39.57.0027.0060.07.0027.004粉砂5