基坑支護(hù)施工計(jì)算書及相關(guān)圖紙

未找到目錄項(xiàng)。附：基坑支護(hù)計(jì)算書基坑支護(hù)施工平面圖基坑支護(hù)進(jìn)度圖基坑監(jiān)測(cè)平面圖計(jì)算書驗(yàn)算項(xiàng)目:BC段[驗(yàn)算簡(jiǎn)圖][驗(yàn)算條件][基本參數(shù)]所依據(jù)的規(guī)程或方法：《建筑基坑支護(hù)技術(shù)規(guī)程》JGJ120-2012支護(hù)結(jié)構(gòu)重要性系數(shù)：1.000基坑深度：12.000(m)基坑內(nèi)地下水深度：25.000(m)基坑外地下水深度：25.000(m)[坡線參數(shù)]坡線段數(shù)3序號(hào)水平投影(m)豎向投影(m)傾角(°)16.0288.00053.022.0000.0000.033.0004.00053.1[土層參數(shù)]土層層數(shù)2層號(hào)土類名稱層厚重度浮重度粘聚力內(nèi)摩擦角與錨固體摩阻力與土釘摩阻力水土(m)(kN/m^3)(kN/m^3)(kPa)(度)(kPa)(kPa)1粉土4.50015.920.015.060.060.02圓礫15.00021.00.038.0120.080.0[超載參數(shù)]超載數(shù)1序號(hào)超載類型超載值(kPa,kN/m)作用深度(m)作用寬度(m)距坑邊距(m)形式長(zhǎng)度(m)1局部均布10.0000.0003.00012.000條形注：距坑邊距--荷載起點(diǎn)到基坑底部的水平距離。[土釘參數(shù)]土釘?shù)罃?shù)7 土釘材料鋼管序號(hào)水平間距(m)豎向間距(m)入射角度(度)注漿體直徑(mm)長(zhǎng)度(m)鋼材牌號(hào)外徑(mm)壁厚(mm)11.5001.50015.0804.000Q23548.03.521.5001.50015.0804.000Q23548.03.531.5001.50015.0804.000Q23548.03.541.5001.50015.0803.000Q23548.03.551.5001.50015.0803.000Q23548.03.561.5001.50015.0803.000Q23548.03.571.5001.50015.0803.000Q23548.03.5鋼筋類型對(duì)應(yīng)關(guān)系：d-HPB300,D-HRB335,E-HRB400,F-RRB400,G-HRB500,Q-HRBF400,R-HRBF500[花管參數(shù)]基坑內(nèi)側(cè)花管排數(shù)0基坑外側(cè)花管排數(shù)0[錨桿參數(shù)]錨桿道數(shù)0[坑內(nèi)土不加固][抗拔承載力計(jì)算條件]軸向拉力標(biāo)準(zhǔn)值計(jì)算中土壓力取法：分布力抗拔承載力計(jì)算錨桿是否分擔(dān)土壓力：否施工期局部抗拉安全系數(shù)折減：1.000土釘荷載分項(xiàng)系數(shù)：1.250土釘抗拔安全系數(shù)：1.600土釘墻底面支錨軸向拉力經(jīng)驗(yàn)系數(shù)ηb：1.000[整體穩(wěn)定計(jì)算條件]整體穩(wěn)定計(jì)算方法:瑞典條分法考慮地下水作用的計(jì)算方法：總應(yīng)力法條分法中的土條寬度：1.000(m)基坑底面以下的截止計(jì)算深度：0.000(m)基坑底面以下滑裂面搜索步長(zhǎng)：1.000(m)搜索最不利滑裂面是否考慮加筋：是施工期整體穩(wěn)定安全系數(shù)折減：1.000整體滑動(dòng)穩(wěn)定安全系數(shù)：1.300[驗(yàn)算結(jié)果][抗拔承載力驗(yàn)算結(jié)果]工況開挖深度破裂角支錨號(hào)支錨長(zhǎng)度抗拔承載力標(biāo)準(zhǔn)值抗拉承載力標(biāo)準(zhǔn)值min(Rkj,fykAs)軸向拉力標(biāo)準(zhǔn)值抗拔(m)(度)(m) Rkj(kN)fykAs(kN)(kN)Nkj(kN)安全系數(shù)12.00034.1023.50034.11土釘4.00044.018114.98644.01810.7634.09035.00035.21土釘4.00056.449114.98656.4491.07552.5262土釘4.00060.319114.98660.31916.8453.58146.50037.51土釘4.00051.658114.98651.6580.90756.9712土釘4.00060.319114.98660.31912.8224.7043土釘4.00063.514114.98663.5147.1458.88958.00039.01土釘4.00047.075114.98647.0750.80158.7572土釘4.00055.585114.98655.58511.3294.9063土釘4.00054.144114.98654.1441.29341.8784土釘3.00045.301114.98645.30115.7492.87669.50040.11土釘4.00042.600114.98642.6000.72958.4552土釘4.00050.405114.98650.4058.0096.2933土釘4.00046.016114.98646.0163.91111.7664土釘3.00036.233114.98636.2335.8596.1845土釘3.00046.555114.98646.55522.8912.034711.00040.81土釘4.00038.187114.98638.1870.67656.4862土釘4.00045.491114.98645.4917.4306.1233土釘4.00038.596114.98638.5963.62610.6454土釘3.00028.142114.98628.1425.4325.1815土釘3.00037.795114.98637.7959.7683.8696土釘3.00047.448114.98647.44829.1731.626812.00041.21土釘4.00035.269114.98635.2690.64854.4082土釘4.00042.311114.98642.3117.1245.9393土釘4.00033.904114.98633.9043.4759.7554土釘3.00023.102114.98623.1025.2064.4375土釘3.00032.406114.98632.4069.3633.4616土釘3.00041.710114.98641.71013.5203.0857土釘3.00051.014114.98651.01428.0751.817[受拉承載力驗(yàn)算結(jié)果]工況開挖深度破裂角支錨號(hào)支錨長(zhǎng)度軸向拉力設(shè)計(jì)值抗拉承載力設(shè)計(jì)值抗拉(m)(度)(m) Nj(kN)fyAs(kN) 滿足系數(shù)12.00034.1023.50034.11土釘4.00013.454105.2007.81935.00035.21土釘4.0001.343105.20078.3112土釘4.00021.056105.2004.99646.50037.51土釘4.0001.133105.20092.8162土釘4.00016.027105.2006.5643土釘4.0008.931105.20011.77958.00039.01土釘4.0001.001105.200105.0442土釘4.00014.161105.2007.4293土釘4.0001.616105.20065.0954土釘3.00019.687105.2005.34469.50040.11土釘4.0000.911105.200115.4832土釘4.00010.011105.20010.5083土釘4.0004.889105.20021.5194土釘3.0007.324105.20014.3655土釘3.00028.614105.2003.677711.00040.81土釘4.0000.845105.200124.4892土釘4.0009.287105.20011.3273土釘4.0004.532105.20023.2114土釘3.0006.789105.20015.4955土釘3.00012.211105.2008.6156土釘3.00036.466105.2002.885812.00041.21土釘4.0000.810105.200129.8302土釘4.0008.905105.20011.8133土釘4.0004.344105.20024.2164土釘3.0006.508105.20016.1665土釘3.00011.704105.2008.9886土釘3.00016.900105.2006.2257土釘3.00035.093105.2002.998[整體穩(wěn)定驗(yàn)算結(jié)果]工況號(hào)安全系數(shù)圓心坐標(biāo)x(m)圓心坐標(biāo)y(m)半徑(m)11.8679.74014.5784.583[噴射混凝土面層計(jì)算][計(jì)算參數(shù)]厚度：8(mm)混凝土強(qiáng)度等級(jí):C20配筋計(jì)算as:15(mm)水平配筋:1.200[計(jì)算結(jié)果]編號(hào)深度范圍荷載值(kPa)軸向M(kN.m)As(mm^2)實(shí)配As(mm^2)10.00-1.500.0x0.00016.0(構(gòu)造)335.1y0.00016.0(構(gòu)造)335.121.50-3.006.9x0.57416.0(構(gòu)造)335.1y0.57416.0(構(gòu)造)335.133.00-4.5014.1x1.16616.0(構(gòu)造)335.1y1.16616.0(構(gòu)造)335.144.50-6.006.8x0.56016.0(構(gòu)造)335.1y0.56016.0(構(gòu)造)335.156.00-7.5015.8x1.30516.0(構(gòu)造)335.1y1.30516.0(構(gòu)造)335.167.50-9.0024.7x2.04925.3335.1y2.04925.3335.179.00-10.5033.7x2.79434.5335.1y2.79434.5335.1810.50-12.0042.7x3.53843.8335.1y3.53843.8335.1[抗承壓水(突涌)驗(yàn)算]K=Dγ/hwγwK=2.000*21.000/30.000=1.399>=Kh=1.10基坑底部土抗承壓水頭穩(wěn)定!式中:γ承壓水含水層頂面至坑底的土層天然重度(kN/m3);D承壓水含水層頂面至坑底的土層厚度(m);γw水的重度(kN/m3);hw承壓水含水層頂面的壓力水頭高度(m);Kh突涌穩(wěn)定安全系數(shù)，當(dāng)前取值1.10，規(guī)范要求不應(yīng)小于1.100;K突涌穩(wěn)定安全系數(shù)計(jì)算值。[土釘計(jì)算結(jié)束]驗(yàn)算項(xiàng)目:CD段[驗(yàn)算簡(jiǎn)圖][驗(yàn)算條件][基本參數(shù)]所依據(jù)的規(guī)程或方法：《建筑基坑支護(hù)技術(shù)規(guī)程》JGJ120-2012支護(hù)結(jié)構(gòu)重要性系數(shù)：1.000基坑深度：10.400(m)基坑內(nèi)地下水深度：25.000(m)基坑外地下水深度：25.000(m)[坡線參數(shù)]坡線段數(shù)3序號(hào)水平投影(m)豎向投影(m)傾角(°)14.8236.40053.022.0000.0000.033.0004.00053.1[土層參數(shù)]土層層數(shù)2層號(hào)土類名稱層厚重度浮重度粘聚力內(nèi)摩擦角與錨固體摩阻力與土釘摩阻力水土(m)(kN/m^3)(kN/m^3)(kPa)(度)(kPa)(kPa)1粉土9.00015.920.015.060.080.02圓礫15.00021.00.038.0120.080.0[超載參數(shù)]超載數(shù)1序號(hào)超載類型超載值(kPa,kN/m)作用深度(m)作用寬度(m)距坑邊距(m)形式長(zhǎng)度(m)1局部均布10.0000.0003.00010.000條形注：距坑邊距--荷載起點(diǎn)到基坑底部的水平距離。[土釘參數(shù)]土釘?shù)罃?shù)5 土釘材料鋼管序號(hào)水平間距(m)豎向間距(m)入射角度(度)注漿體直徑(mm)長(zhǎng)度(m)鋼材牌號(hào)外徑(mm)壁厚(mm)11.5001.50015.0805.000Q23548.03.521.5001.50015.0806.000Q23548.03.531.5001.50015.0805.000Q23548.02.541.5001.50015.0806.000Q23548.03.051.5001.50015.0806.000Q23548.02.5鋼筋類型對(duì)應(yīng)關(guān)系：d-HPB300,D-HRB335,E-HRB400,F-RRB400,G-HRB500,Q-HRBF400,R-HRBF500[花管參數(shù)]基坑內(nèi)側(cè)花管排數(shù)0基坑外側(cè)花管排數(shù)0[錨桿參數(shù)]錨桿道數(shù)0[坑內(nèi)土不加固][抗拔承載力計(jì)算條件]軸向拉力標(biāo)準(zhǔn)值計(jì)算中土壓力取法：分布力抗拔承載力計(jì)算錨桿是否分擔(dān)土壓力：否施工期局部抗拉安全系數(shù)折減：1.000土釘荷載分項(xiàng)系數(shù)：1.250土釘抗拔安全系數(shù)：1.600土釘墻底面支錨軸向拉力經(jīng)驗(yàn)系數(shù)ηb：1.000[整體穩(wěn)定計(jì)算條件]整體穩(wěn)定計(jì)算方法:瑞典條分法考慮地下水作用的計(jì)算方法：總應(yīng)力法條分法中的土條寬度：1.000(m)基坑底面以下的截止計(jì)算深度：0.000(m)基坑底面以下滑裂面搜索步長(zhǎng)：1.000(m)搜索最不利滑裂面是否考慮加筋：是施工期整體穩(wěn)定安全系數(shù)折減：1.000整體滑動(dòng)穩(wěn)定安全系數(shù)：1.300[驗(yàn)算結(jié)果][抗拔承載力驗(yàn)算結(jié)果]工況開挖深度破裂角支錨號(hào)支錨長(zhǎng)度抗拔承載力標(biāo)準(zhǔn)值抗拉承載力標(biāo)準(zhǔn)值min(Rkj,fykAs)軸向拉力標(biāo)準(zhǔn)值抗拔(m)(度)(m) Rkj(kN)fykAs(kN)(kN)Nkj(kN)安全系數(shù)12.00034.1023.50034.11土釘5.00078.797114.98678.79714.1955.55135.00034.01土釘5.00092.182114.98692.1822.66434.6082土釘6.000120.637114.986114.98619.5545.88046.50034.01土釘5.00075.892114.98675.8922.66428.4922土釘6.000112.368114.986112.36818.7505.9933土釘5.00078.81083.97978.8102.29134.39958.00034.01土釘5.00059.601114.98659.6012.66422.3762土釘6.00096.077114.98696.07714.9536.4253土釘5.00062.52083.97962.5204.58513.6364土釘6.00098.91699.66798.91617.2705.728610.40035.51土釘5.00043.648114.98643.6482.41418.0842土釘6.00078.502114.98678.50213.5495.7943土釘5.00042.84083.97942.8404.15210.3194土釘6.00077.61399.66777.6133.46222.4215土釘6.00092.28083.97983.97947.8341.756[受拉承載力驗(yàn)算結(jié)果]工況開挖深度破裂角支錨號(hào)支錨長(zhǎng)度軸向拉力設(shè)計(jì)值抗拉承載力設(shè)計(jì)值抗拉(m)(度)(m) Nj(kN)fyAs(kN) 滿足系數(shù)12.00034.1023.50034.11土釘5.00017.743105.2005.92935.00034.01土釘5.0003.330105.20031.5962土釘6.00024.442105.2004.30446.50034.01土釘5.0003.330105.20031.5962土釘6.00023.437105.2004.4893土釘5.0002.86476.83226.82858.00034.01土釘5.0003.330105.20031.5962土釘6.00018.691105.2005.6283土釘5.0005.73176.83213.4064土釘6.00021.58891.1854.224610.40035.51土釘5.0003.017105.20034.8692土釘6.00016.936105.2006.2123土釘5.0005.18976.83214.8054土釘6.0004.32791.18521.0735土釘6.00059.79376.8321.285[整體穩(wěn)定驗(yàn)算結(jié)果]工況號(hào)安全系數(shù)圓心坐標(biāo)x(m)圓心坐標(biāo)y(m)半徑(m)11.6628.15911.8963.500[抗承壓水(突涌)驗(yàn)算]K=Dγ/hwγwK=2.000*21.000/30.000=1.399>=Kh=1.10基坑底部土抗承壓水頭穩(wěn)定!式中:γ承壓水含水層頂面至坑底的土層天然重度(kN/m3);D承壓水含水層頂面至坑底的土層厚度(m);γw水的重度(kN/m3);hw承壓水含水層頂面的壓力水頭高度(m);Kh突涌穩(wěn)定安全系數(shù)，當(dāng)前取值1.10，規(guī)范要求不應(yīng)小于1.100;K突涌穩(wěn)定安全系數(shù)計(jì)算值。[土釘計(jì)算結(jié)束]驗(yàn)算項(xiàng)目:DE段[驗(yàn)算簡(jiǎn)圖][驗(yàn)算條件][基本參數(shù)]所依據(jù)的規(guī)程或方法：《建筑基坑支護(hù)技術(shù)規(guī)程》JGJ120-2012支護(hù)結(jié)構(gòu)重要性系數(shù)：1.000基坑深度：11.000(m)基坑內(nèi)地下水深度：25.000(m)基坑外地下水深度：25.000(m)[坡線參數(shù)]坡線段數(shù)1序號(hào)水平投影(m)豎向投影(m)傾角(°)121.58911.00027.0[土層參數(shù)]土層層數(shù)2層號(hào)土類名稱層厚重度浮重度粘聚力內(nèi)摩擦角與錨固體摩阻力與土釘摩阻力水土(m)(kN/m^3)(kN/m^3)(kPa)(度)(kPa)(kPa)1粉土9.00015.920.015.060.080.02圓礫20.00021.08.00.038.0120.080.0合算[超載參數(shù)]超載數(shù)1序號(hào)超載類型超載值(kPa,kN/m)作用深度(m)作用寬度(m)距坑邊距(m)形式長(zhǎng)度(m)1局部均布10.0000.0003.00022.000條形注：距坑邊距--荷載起點(diǎn)到基坑底部的水平距離。[土釘參數(shù)]土釘?shù)罃?shù)5 土釘材料鋼管序號(hào)水平間距(m)豎向間距(m)入射角度(度)注漿體直徑(mm)長(zhǎng)度(m)鋼材牌號(hào)外徑(mm)壁厚(mm)12.0002.00015.0803.000Q23548.03.522.0002.00015.0803.000Q23548.03.532.0002.00015.0804.000Q23548.03.542.0002.00015.0803.000Q23548.03.552.0002.00015.0802.000Q23548.03.5鋼筋類型對(duì)應(yīng)關(guān)系：d-HPB300,D-HRB335,E-HRB400,F-RRB400,G-HRB500,Q-HRBF400,R-HRBF500[花管參數(shù)]基坑內(nèi)側(cè)花管排數(shù)0基坑外側(cè)花管排數(shù)0[錨桿參數(shù)]錨桿道數(shù)0[坑內(nèi)土不加固][抗拔承載力計(jì)算條件]軸向拉力標(biāo)準(zhǔn)值計(jì)算中土壓力取法：分布力抗拔承載力計(jì)算錨桿是否分擔(dān)土壓力：否施工期局部抗拉安全系數(shù)折減：1.000土釘荷載分項(xiàng)系數(shù)：1.250土釘抗拔安全系數(shù)：1.600土釘墻底面支錨軸向拉力經(jīng)驗(yàn)系數(shù)ηb：1.000[整體穩(wěn)定計(jì)算條件]整體穩(wěn)定計(jì)算方法:瑞典條分法考慮地下水作用的計(jì)算方法：總應(yīng)力法條分法中的土條寬度：1.000(m)基坑底面以下的截止計(jì)算深度：0.000(m)基坑底面以下滑裂面搜索步長(zhǎng)：1.000(m)搜索最不利滑裂面是否考慮加筋：是施工期整體穩(wěn)定安全系數(shù)折減：1.000整體滑動(dòng)穩(wěn)定安全系數(shù)：1.300[驗(yàn)算結(jié)果][抗拔承載力驗(yàn)算結(jié)果]工況開挖深度破裂角支錨號(hào)支錨長(zhǎng)度抗拔承載力標(biāo)準(zhǔn)值抗拉承載力標(biāo)準(zhǔn)值min(Rkj,fykAs)軸向拉力標(biāo)準(zhǔn)值抗拔(m)(度)(m) Rkj(kN)fykAs(kN)(kN)Nkj(kN)安全系數(shù)12.50021.0024.50021.01土釘3.00040.629114.98640.6291.65824.50736.50021.01土釘3.00024.877114.98624.8770.000999.0002土釘3.00040.629114.98640.62911.5353.52248.50021.01土釘3.0009.125114.9869.1250.000999.0002土釘3.00024.877114.98624.8773.2937.5543土釘4.00060.735114.98660.73527.0112.249510.50022.61土釘3.00013.490114.98613.4900.000999.0002土釘3.00024.509114.98624.5091.82113.4613土釘4.00055.633114.98655.6336.6908.3164土釘3.00046.546114.98646.54619.0472.444611.00023.11土釘3.00016.271114.98616.2710.000999.0002土釘3.00026.060114.98626.0601.48717.5293土釘4.00055.954114.98655.9545.46210.2444土釘3.00045.636114.98645.6369.4764.8165土釘2.00035.318114.98635.3188.3694.220[受拉承載力驗(yàn)算結(jié)果]工況開挖深度破裂角支錨號(hào)支錨長(zhǎng)度軸向拉力設(shè)計(jì)值抗拉承載力設(shè)計(jì)值抗拉(m)(度)(m) Nj(kN)fyAs(kN) 滿足系數(shù)12.50021.0024.50021.01土釘3.0002.072105.20050.76436.50021.01土釘3.0000.000105.200999.0002土釘3.00014.419105.2007.29648.50021.01土釘3.0000.000105.200999.0002土釘3.0004.117105.20025.5543土釘4.00033.764105.2003.116510.50022.61土釘3.0000.000105.200999.0002土釘3.0002.276105.20046.2223土釘4.0008.362105.20012.5814土釘3.00023.809105.2004.419611.00023.11土釘3.0000.000105.200999.0002土釘3.0001.858105.20056.6103土釘4.0006.828105.20015.4084土釘3.00011.845105.2008.8815土釘2.00010.461105.20010.056[整體穩(wěn)定驗(yàn)算結(jié)果]工況號(hào)安全系數(shù)圓心坐標(biāo)x(m)圓心坐標(biāo)y(m)半徑(m)13.38919.48913.5685.793[抗隆起驗(yàn)算]1)從支護(hù)底部開始，逐層驗(yàn)算抗隆起穩(wěn)定性，結(jié)果如下：[抗承壓水(突涌)驗(yàn)算]K=Dγ/hwγwK=2.000*21.000/30.000=1.399>=Kh=1.10基坑底部土抗承壓水頭穩(wěn)定!式中:γ承壓水含水層頂面至坑底的土層天然重度(kN/m3);D承壓水含水層頂面至坑底的土層厚度(m);γw水的重度(kN/m3);hw承壓水含水層頂面的壓力水頭高度(m);Kh突涌穩(wěn)定安全系數(shù)，當(dāng)前取值1.10，規(guī)范要求不應(yīng)小于1.100;K突涌穩(wěn)定安全系數(shù)計(jì)算值。[土釘計(jì)算結(jié)束]驗(yàn)算項(xiàng)目:G-G\[驗(yàn)算簡(jiǎn)圖][驗(yàn)算條件][基本參數(shù)]所依據(jù)的規(guī)程或方法：《建筑基坑支護(hù)技術(shù)規(guī)程》JGJ120-2012支護(hù)結(jié)構(gòu)重要性系數(shù)：1.000基坑深度：7.400(m)基坑內(nèi)地下水深度：25.000(m)基坑外地下水深度：25.000(m)[坡線參數(shù)]坡線段數(shù)1序號(hào)水平投影(m)豎向投影(m)傾角(°)13.7707.40063.0[土層參數(shù)]土層層數(shù)2層號(hào)土類名稱層厚重度浮重度粘聚力內(nèi)摩擦角與錨固體摩阻力與土釘摩阻力水土(m)(kN/m^3)(kN/m^3)(kPa)(度)(kPa)(kPa)1粉土5.80015.920.015.060.080.02圓礫20.00021.08.00.038.0120.080.0合算[超載參數(shù)]超載數(shù)1序號(hào)超載類型超載值(kPa,kN/m)作用深度(m)作用寬度(m)距坑邊距(m)形式長(zhǎng)度(m)1局部均布10.0000.0003.0004.000條形注：距坑邊距--荷載起點(diǎn)到基坑底部的水平距離。[土釘參數(shù)]土釘?shù)罃?shù)4 土釘材料鋼管序號(hào)水平間距(m)豎向間距(m)入射角度(度)注漿體直徑(mm)長(zhǎng)度(m)鋼材牌號(hào)外徑(mm)壁厚(mm)12.0001.50015.0803.000Q23548.03.522.0001.50015.0806.000Q23548.03.532.0001.50015.0806.000Q23548.03.542.0001.50015.0806.000Q23548.03.5鋼筋類型對(duì)應(yīng)關(guān)系：d-HPB300,D-HRB335,E-HRB400,F-RRB400,G-HRB500,Q-HRBF400,R-HRBF500[花管參數(shù)]基坑內(nèi)側(cè)花管排數(shù)0基坑外側(cè)花管排數(shù)0[錨桿參數(shù)]錨桿道數(shù)0[坑內(nèi)土不加固][抗拔承載力計(jì)算條件]軸向拉力標(biāo)準(zhǔn)值計(jì)算中土壓力取法：分布力抗拔承載力計(jì)算錨桿是否分擔(dān)土壓力：否施工期局部抗拉安全系數(shù)折減：1.000土釘荷載分項(xiàng)系數(shù)：1.250土釘抗拔安全系數(shù)：1.600土釘墻底面支錨軸向拉力經(jīng)驗(yàn)系數(shù)ηb：1.000[整體穩(wěn)定計(jì)算條件]整體穩(wěn)定計(jì)算方法:瑞典條分法考慮地下水作用的計(jì)算方法：總應(yīng)力法條分法中的土條寬度：1.000(m)基坑底面以下的截止計(jì)算深度：0.000(m)基坑底面以下滑裂面搜索步長(zhǎng)：1.000(m)搜索最不利滑裂面是否考慮加筋：是施工期整體穩(wěn)定安全系數(shù)折減：1.000整體滑動(dòng)穩(wěn)定安全系數(shù)：1.300[驗(yàn)算結(jié)果][抗拔承載力驗(yàn)算結(jié)果]工況開挖深度破裂角支錨號(hào)支錨長(zhǎng)度抗拔承載力標(biāo)準(zhǔn)值抗拉承載力標(biāo)準(zhǔn)值min(Rkj,fykAs)軸向拉力標(biāo)準(zhǔn)值抗拔(m)(度)(m) Rkj(kN)fykAs(kN)(kN)Nkj(kN)安全系數(shù)12.00039.0023.50039.01土釘3.00037.629114.98637.6291.33028.28635.00039.01土釘3.00020.611114.98620.6110.000999.0002土釘6.00097.947114.98697.94720.6924.73446.50040.21土釘3.0007.183114.9867.1830.000999.0002土釘6.00083.442114.98683.4422.81529.6453土釘6.00099.383114.98699.38354.6241.81957.40041.51土釘3.0001.759114.9861.7590.000999.0002土釘6.00076.966114.98676.9662.68028.7213土釘6.00091.854114.98691.85421.1364.3464土釘6.000106.742114.986106.74257.2401.865[受拉承載力驗(yàn)算結(jié)果]工況開挖深度破裂角支錨號(hào)支錨長(zhǎng)度軸向拉力設(shè)計(jì)值抗拉承載力設(shè)計(jì)值抗拉(m)(度)(m) Nj(kN)fyAs(kN) 滿足系數(shù)12.00039.0023.50039.01土釘3.0001.663105.20063.26535.00039.01土釘3.0000.000105.200999.0002土釘6.00025.865105.2004.06746.50040.21土釘3.0000.000105.200999.0002土釘6.0003.518105.20029.9003土釘6.00068.279105.2001.54157.40041.51土釘3.0000.000105.200999.0002土釘6.0003.350105.20031.4063土釘6.00026.420105.2003.9824土釘6.00071.550105.2001.470[整體穩(wěn)定驗(yàn)算結(jié)果]工況號(hào)安全系數(shù)圓心坐標(biāo)x(m)圓心坐標(biāo)y(m)半徑(m)12.6292.0339.7284.387[抗承壓水(突涌)驗(yàn)算]K=Dγ/hwγwK=2.000*21.000/30.000=1.399>=Kh=1.10基坑底部土抗承壓水頭穩(wěn)定!式中:γ承壓水含水層頂面至坑底的土層天然重度(kN/m3);D承壓水含水層頂面至坑底的土層厚度(m);γw水的重度(kN/m3);hw承壓水含水層頂面的壓力水頭高度(m);Kh突涌穩(wěn)定安全系數(shù)，當(dāng)前取值1.10，規(guī)范要求不應(yīng)小于1.100;K突涌穩(wěn)定安全系數(shù)計(jì)算值。[土釘計(jì)算結(jié)束][支護(hù)方案]AH段排樁支護(hù)[基本信息]規(guī)范與規(guī)程《建筑基坑支護(hù)技術(shù)規(guī)程》JGJ120-2012內(nèi)力計(jì)算方法增量法支護(hù)結(jié)構(gòu)安全等級(jí)一級(jí)支護(hù)結(jié)構(gòu)重要性系數(shù)γ01.10基坑深度h(m)7.400嵌固深度(m)6.000樁頂標(biāo)高(m)0.000樁材料類型鋼筋混凝土混凝土強(qiáng)度等級(jí)C30樁截面類型圓形└樁直徑(m)0.800樁間距(m)2.000有無(wú)冠梁有├冠梁寬度(m)0.800├冠梁高度(m)0.500└水平側(cè)向剛度(MN/m)28.672防水帷幕無(wú)放坡級(jí)數(shù)0超載個(gè)數(shù)1支護(hù)結(jié)