榮盛一支路南延伸段巖土計(jì)算書(shū)

榮盛一支路南延伸段計(jì)算書(shū)目錄671工程概況 1144602設(shè)計(jì)依據(jù) 1235882.1技術(shù)文件 1114982.2規(guī)程規(guī)范 2259303設(shè)計(jì)參數(shù) 3251514穩(wěn)定性驗(yàn)算 4180664.1、挖方邊坡分析 4244985結(jié)論 71工程概況編號(hào)樁號(hào)范圍邊坡/支擋結(jié)構(gòu)高度（m）長(zhǎng)度（m）邊坡類(lèi)型安全等級(jí)邊坡性質(zhì)包含剖面治理方式1#K0+000~K0+344.373左側(cè)0~8.7344.373土質(zhì)挖方、巖質(zhì)挖方二級(jí)級(jí)臨時(shí)邊坡1-1'~6-6'坡率法放坡+三維網(wǎng)噴播植草+截排水溝2#K0+000~K0+344.373右側(cè)0~3.5932.647土質(zhì)挖方、巖質(zhì)挖方三級(jí)臨時(shí)邊坡1-1'~6-6'坡率法放坡+三維網(wǎng)噴播植草+截排水溝2設(shè)計(jì)依據(jù)2.1技術(shù)文件2.2規(guī)程規(guī)范3設(shè)計(jì)參數(shù)表3-1巖土體設(shè)計(jì)參數(shù)建議一覽表巖土體分類(lèi)指標(biāo)素填土強(qiáng)風(fēng)化泥質(zhì)砂巖強(qiáng)風(fēng)化泥巖中風(fēng)化泥質(zhì)砂巖中風(fēng)化泥巖重度（kN/m3）天然20.0*24.0*24.5*23.224.60飽和20.5*24.2*24.8*23.524.70巖土體粘聚力標(biāo)準(zhǔn)值c（kPa）天然///1200*440飽和///1000*300*巖土體剪切內(nèi)摩擦角標(biāo)準(zhǔn)值Φ（°）天然綜合30*//34.0*29.35飽和綜合26*//32.0*27*巖石單軸抗壓強(qiáng)度標(biāo)準(zhǔn)值（MPa）天然///19.15.2飽和///13.73.3巖體變形模量E0（104MPa）///0.30*0.084巖體彈性模量E（104MPa）///0.33*0.105巖體泊松比μ///0.26*0.31巖體抗拉強(qiáng)度標(biāo)準(zhǔn)值（MPa）///0.40*0.15巖體破裂角θ（°）///61.0*59.67結(jié)構(gòu)面抗剪強(qiáng)度指標(biāo)標(biāo)準(zhǔn)值裂隙c（kPa）50*Φ（°）18*層面c（kPa）20*Φ（°）12*巖土與錨固體極限粘結(jié)強(qiáng)度標(biāo)準(zhǔn)值frbk（kPa）60*300*100*1000*360*水平抗力系數(shù)比例系數(shù)m（MN/m4）6*////水平抗力系數(shù)（MN/m3）///180*70*地基承載力特征值（kPa）/500.0*300.0*49731887基地摩擦系數(shù)0.25*0.40*0.35*0.60*0.50*4穩(wěn)定性驗(yàn)算4.1、挖方邊坡分析計(jì)算項(xiàng)目：等厚土層土坡穩(wěn)定計(jì)算1[計(jì)算簡(jiǎn)圖][控制參數(shù)]:采用規(guī)范: 建筑邊坡工程技術(shù)規(guī)范(50330--2013)計(jì)算目標(biāo): 安全系數(shù)計(jì)算滑裂面形狀:圓弧滑動(dòng)法不考慮地震[坡面信息]坡面線段數(shù)2坡面線號(hào)水平投影(m)豎直投影(m)超載數(shù)14.3753.5000210.0000.0001超載1距離0.010(m)寬10.000(m)荷載(20.00--20.00kPa)270.00(度)[土層信息]上部土層數(shù)1層號(hào)層厚重度飽和重度粘結(jié)強(qiáng)度孔隙水壓(m)(kN/m3)(kN/m3)(kPa)力系數(shù)13.50020.500120.000層號(hào)粘聚力內(nèi)摩擦角水下粘聚水下內(nèi)摩(kPa)(度)力(kPa)擦角(度)10.00026.000層號(hào)十字板τ強(qiáng)度增十字板τ水強(qiáng)度增長(zhǎng)系(kPa)長(zhǎng)系數(shù)下值(kPa)數(shù)水下值1================================================================下部土層數(shù)1層號(hào)層厚重度飽和重度粘結(jié)強(qiáng)度孔隙水壓(m)(kN/m3)(kN/m3)(kPa)力系數(shù)110.00020.500120.000層號(hào)粘聚力內(nèi)摩擦角水下粘聚水下內(nèi)摩(kPa)(度)力(kPa)擦角(度)10.00026.000層號(hào)十字板τ強(qiáng)度增十字板τ水強(qiáng)度增長(zhǎng)系(kPa)長(zhǎng)系數(shù)下值(kPa)數(shù)水下值1不考慮水的作用[計(jì)算條件]圓弧穩(wěn)定分析方法:瑞典條分法穩(wěn)定計(jì)算目標(biāo):給定滑弧三點(diǎn)坐標(biāo)計(jì)算安全系數(shù)條分法的土條寬度:1.000(m)計(jì)算結(jié)果:[計(jì)算結(jié)果圖]最不利滑動(dòng)面:滑動(dòng)圓心=(-0.298,16.739)(m)滑動(dòng)半徑=17.473(m)滑動(dòng)安全系數(shù)=1.483起始x終止xαliCiΦi條實(shí)重浮力地震力滲透力附加力X附加力Y下滑力抗滑力超載豎向地震力地震力(m)(m)(度)(m)(kPa)(度)(kN)(kN)(kN)(kN)(kN)(kN)(kN)(kN)(kN)(kN)-5.307-4.305-14.9581.0370.00026.002.750.000.000.000.000.00-0.711.290.000.00-4.305-3.304-11.5811.0230.00026.007.600.000.000.000.000.00-1.533.630.000.00-3.304-2.302-8.2441.0120.00026.0011.200.000.000.000.000.00-1.615.410.000.00-2.302-1.300-4.9361.0060.00026.0013.580.000.000.000.000.00-1.176.600.000.00-1.300-0.298-1.6431.0020.00026.0014.770.000.000.000.000.00-0.427.200.000.00-0.2980.0000.4890.2980.00026.004.480.000.000.000.000.000.042.180.000.000.0001.0942.7741.0950.00026.0025.600.000.000.000.000.001.2412.470.000.001.0942.1886.3741.1010.00026.0043.260.000.000.000.000.004.8020.970.000.002.1883.28110.0001.1110.00026.0059.340.000.000.000.000.0010.3128.500.000.003.2814.37513.6681.1260.00026.0073.820.000.000.000.000.0017.4434.980.000.004.3755.33617.1631.0060.00026.0068.020.000.000.000.0019.0325.6940.570.000.005.3366.29820.4961.0260.00026.0061.490.000.000.000.0019.2328.2636.880.000.006.2987.25923.9031.0520.00026.0053.750.000.000.000.0019.2329.5732.540.000.007.2598.22027.4031.0830.00026.0044.640.000.000.000.0019.2329.3927.650.000.008.2209.18131.0181.1220.00026.0034.040.000.000.000.0019.2327.4522.260.000.009.18110.14334.7771.1710.00026.0021.760.000.000.000.0019.2323.3816.420.000.0010.14311.10438.7161.2320.00026.007.590.000.000.000.0019.2316.7710.210.000.00總的下滑力=208.906(kN)總的抗滑力=309.