風(fēng)雨操場(chǎng)邊坡及深基坑支護(hù)施工方案

鄭州市鄭東新區(qū)龍翔中學(xué)新建及改擴(kuò)建項(xiàng)目(第四標(biāo)段)位于鄭州市鄭東新區(qū)龍湖外環(huán)東路西?龍翔七街北,結(jié)構(gòu)形式為框架結(jié)構(gòu)?總用地面積49.616畝,總建筑面積29594.49平方米,其中地下部分7749.67平方米,地上部分21844.82平方米?根據(jù)總平面圖設(shè)計(jì),本項(xiàng)目位于該校區(qū)東南角,結(jié)構(gòu)形式為混凝土框架結(jié)構(gòu)?總建筑面積1247.30平方米,其中建筑基底面積1247.30平方米?根據(jù)總平面圖設(shè)計(jì),該工程地上1層,層高10.000m?該工程建設(shè)單位為鄭東新區(qū)社會(huì)事業(yè)建設(shè)項(xiàng)目部?四?施工注意事項(xiàng)1?開挖中應(yīng)嚴(yán)格控制標(biāo)高,嚴(yán)禁超挖?如個(gè)別地方超挖,應(yīng)取得設(shè)計(jì)單位同意方可處理?2?開挖前應(yīng)做好防雨?擋水準(zhǔn)備?3?開挖過程中應(yīng)嚴(yán)格按施工方案規(guī)定的施工順序進(jìn)行,開挖中應(yīng)注意樁基位置,嚴(yán)禁挖掘機(jī)撞碰以免樁基折斷?4?開挖尺寸除滿足結(jié)構(gòu)尺寸外,還應(yīng)滿足工作面寬度?支撐結(jié)構(gòu)等所需寬度?5?開挖中應(yīng)注意開挖土層,地質(zhì)是否與工程地質(zhì)勘察報(bào)告相符?五?成品保護(hù):1?對(duì)定位標(biāo)準(zhǔn)樁,軸線引樁,標(biāo)準(zhǔn)水準(zhǔn)點(diǎn)等,挖運(yùn)土?xí)r不得撞碰?2?施工中如發(fā)現(xiàn)有文物或古墓等,應(yīng)要妥善保護(hù),并應(yīng)及時(shí)報(bào)請(qǐng)當(dāng)?shù)赜嘘P(guān)部門處理?3?對(duì)已開挖的基坑?應(yīng)及時(shí)進(jìn)行清理,對(duì)基坑壁應(yīng)及時(shí)采取護(hù)壁措施?4?夜間施工應(yīng)設(shè)足夠照明,防止邊坡?基坑超挖?六?安全注意事項(xiàng)1.基坑開挖應(yīng)及時(shí)作好支護(hù)工作,防止土壁坍塌?2.基坑四周用鋼管搭設(shè)欄桿遍?3.出入口要懸掛安全警示牌,鏟車行駛道路應(yīng)平整?堅(jiān)實(shí)?4.施工區(qū)禁止無關(guān)人員進(jìn)入場(chǎng)地內(nèi),挖掘機(jī)工作面回轉(zhuǎn)半徑范圍內(nèi)不得站人或進(jìn)行其他作業(yè)?七?環(huán)境保護(hù)及文明施工措施:1?鏟車必須按指定路線行車和指定地點(diǎn)停放?2?堆土?xí)r要按順序堆放?3?各種機(jī)械設(shè)備要及時(shí)清理養(yǎng)護(hù),保證設(shè)備性能良好,并配設(shè)備性能標(biāo)牌?4?不野蠻裝卸材料,在夜間更要減輕噪音?5?要有成品保護(hù)意識(shí),不得損壞成品或半成品?6?不得在施工現(xiàn)場(chǎng)酗酒鬧事,鏟車?挖掘機(jī)更不能酒后上崗駕車?7?不得隨處大小便?8?大風(fēng)天氣不得挖土,以免產(chǎn)生揚(yáng)塵污染環(huán)境,影響人體健康?八?邊坡及深基坑支護(hù)設(shè)計(jì)方案計(jì)算書:計(jì)算書1?1-1剖面邊坡計(jì)算----------------------------------------------------------------------驗(yàn)算項(xiàng)目:1-1剖面----------------------------------------------------------------------[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基坑深度:8.000(m)基坑內(nèi)地下水深度:9.000(m)基坑外地下水深度:9.000(m)支護(hù)結(jié)構(gòu)重要性系數(shù):1.000土釘荷載分項(xiàng)系數(shù):1.000土釘抗拔安全系數(shù):1.600整體滑動(dòng)穩(wěn)定安全系數(shù):1.300土釘墻底面支錨軸向拉力經(jīng)驗(yàn)系數(shù)ηb:0.700[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(°)1-0.0008.00090.0[土層參數(shù)]土層層數(shù)7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2.20016.8---14.019.045.045.0---2粘性土0.70018.3---18.012.040.040.0---3粉土1.20017.6---12.020.050.050.0---4粘性土0.70018.2---19.014.040.040.0---5粉土0.70018.8---15.020.055.055.0---6粘性土4.20018.58.518.014.040.040.0合算8中砂3.00019.09.00.030.070.070.0分算[超載參數(shù)]超載數(shù)1序號(hào)超載類型超載值(kN/m)作用深度(m)作用寬度(m)距坑邊線距離(m)形式長(zhǎng)度(m)1滿布均布25.000[土釘參數(shù)]土釘?shù)罃?shù)3序號(hào)水平間距(m)垂直間距(m)入射角度(度)鉆孔直徑(mm)長(zhǎng)度(m)配筋11.2001.50010.012010.5001E2221.2003.00010.012012.0001E2231.2003.00010.012010.5001E22鋼筋類型對(duì)應(yīng)關(guān)系:d-HPB300,D-HRB335,E-HRB400,F-RRB400,G-HRB500,P-HRBF335,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)1序號(hào)橫向間距(m)縱向間距(m)入射角度(度)鉆孔直徑(mm)長(zhǎng)度(m)發(fā)揮系數(shù)抗拉力(kN)10.2000.75090.015010.0001.500150.0[錨桿參數(shù)]錨桿道數(shù)2序號(hào)水平間距(m)豎向間距(m)入射角度(度)錨固體直徑(mm)錨桿長(zhǎng)度(m)錨桿錨固長(zhǎng)度(m)抗拉力(kN)11.2003.00010.015015.00010.000196.021.2003.00010.015015.00010.000196.0[坑內(nèi)土不加固]*******************************************************************[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)度受拉荷載標(biāo)準(zhǔn)值抗拔承載力標(biāo)準(zhǔn)值抗拉承載力標(biāo)準(zhǔn)值安全系數(shù)(m)(度)(m)Nkj(kN)Rkj(kN)Rkj(kN)抗拔抗拉12.00054.5023.50053.91土釘10.50031.0152.9152.14.9364.91035.00053.81土釘10.5006.3136.0152.121.62524.1702錨桿15.00076.2223.3196.02.9312.57346.50053.61土釘10.5006.3119.0152.118.90924.1702錨桿15.00031.8223.3196.07.0136.1563土釘12.00084.1183.8152.12.1651.80958.00053.31土釘10.5006.3102.0152.116.21124.1702錨桿15.00031.8223.3196.07.0136.1563土釘12.00054.3165.0152.13.0372.7984錨桿15.00084.8188.5196.02.2231.79468.00053.31土釘10.5006.3102.0152.116.21124.1702錨桿15.00031.8223.3196.07.0136.1563土釘12.00054.3165.0152.13.0372.7984錨桿15.00086.8188.5196.02.1732.2595土釘10.50091.0153.3152.11.6851.671[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)11.866-8.19216.19213.07721.817-10.28712.70013.15531.669-12.22013.73216.26341.393-13.33014.18418.40051.366-14.46014.60020.54961.449-14.46014.60020.549[噴射混凝土面層計(jì)算][計(jì)算參數(shù)]厚度:100(mm)混凝土強(qiáng)度等級(jí):C20配筋計(jì)算as:25(mm)水平配筋:d6@200豎向配筋:d6@200配筋計(jì)算as:25荷載分項(xiàng)系數(shù):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)10.001.500.4x0.035238.3(構(gòu)造)141.4y0.021238.3(構(gòu)造)141.421.504.5020.5x3.686238.3(構(gòu)造)141.4y0.000238.3(構(gòu)造)141.434.507.5056.6x10.195540.2141.4y0.000238.3(構(gòu)造)141.447.508.0082.3x0.000238.3(構(gòu)造)141.4y2.571238.3(構(gòu)造)141.4[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: 支護(hù)底部,驗(yàn)算抗隆起: Ks=1.845≥1.600,抗隆起穩(wěn)定性滿足? 深度9.700處,驗(yàn)算抗隆起: Ks=2.742≥1.600,抗隆起穩(wěn)定性滿足?

2?2-2剖面邊坡計(jì)算----------------------------------------------------------------------驗(yàn)算項(xiàng)目:2-2剖面----------------------------------------------------------------------[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基坑深度:8.000(m)基坑內(nèi)地下水深度:9.000(m)基坑外地下水深度:9.000(m)支護(hù)結(jié)構(gòu)重要性系數(shù):1.000土釘荷載分項(xiàng)系數(shù):1.000土釘抗拔安全系數(shù):1.600整體滑動(dòng)穩(wěn)定安全系數(shù):1.300土釘墻底面支錨軸向拉力經(jīng)驗(yàn)系數(shù)ηb:0.700[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(°)11.6008.00078.7[土層參數(shù)]土層層數(shù)5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1.10016.8---14.019.045.045.0---4粉土1.50017.6---12.020.050.050.0---5粘性土2.50018.2---19.014.040.040.0---6粘性土3.20018.5---18.014.040.040.0---8中砂4.90019.09.00.030.070.070.0分算[超載參數(shù)]超載數(shù)1序號(hào)超載類型超載值(kN/m)作用深度(m)作用寬度(m)距坑邊線距離(m)形式長(zhǎng)度(m)1滿布均布20.000[土釘參數(shù)]土釘?shù)罃?shù)4序號(hào)水平間距(m)垂直間距(m)入射角度(度)鉆孔直徑(mm)長(zhǎng)度(m)配筋11.2001.50010.01208.0001E2221.2003.00010.012010.5001E2231.2001.50010.015012.0001E2241.2001.50010.01209.0001E22鋼筋類型對(duì)應(yīng)關(guān)系:d-HPB300,D-HRB335,E-HRB400,F-RRB400,G-HRB500,P-HRBF335,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)1序號(hào)水平間距(m)豎向間距(m)入射角度(度)錨固體直徑(mm)錨桿長(zhǎng)度(m)錨桿錨固長(zhǎng)度(m)抗拉力(kN)11.2003.00010.015015.00010.000196.0[坑內(nèi)土不加固]*******************************************************************[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)度受拉荷載標(biāo)準(zhǔn)值抗拔承載力標(biāo)準(zhǔn)值抗拉承載力標(biāo)準(zhǔn)值安全系數(shù)(m)(度)(m)Nkj(kN)Rkj(kN)Rkj(kN)抗拔抗拉12.00049.1023.50048.41土釘8.00024.4121.8152.14.9886.22835.00047.81土釘8.0007.6103.7152.113.68820.0732錨桿15.00057.0188.5196.03.3073.43946.50047.51土釘8.0007.685.4152.111.23119.9952錨桿15.00022.3188.5196.08.4398.7753土釘10.50090.5159.4152.11.7611.68158.00047.31土釘8.0007.667.0152.18.79419.9482錨桿15.00022.4188.5196.08.4198.7543土釘10.50044.1125.0152.12.8363.4514土釘12.00076.6202.4152.12.6421.98668.00047.31土釘8.0007.667.0152.18.79419.9482錨桿15.00022.4188.5196.08.4198.7543土釘10.50044.1125.0152.12.8363.4514土釘12.00070.0202.4152.12.8932.1745土釘9.00076.6180.6152.12.3581.985[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)11.398-2.04311.2436.16421.654-4.43312.1079.29031.740-5.99012.37211.45641.525-8.29713.28614.58851.338-9.80013.60016.76361.571-9.80013.60016.763[噴射混凝土面層計(jì)算][計(jì)算參數(shù)]厚度:100(mm)混凝土強(qiáng)度等級(jí):C20配筋計(jì)算as:25(mm)水平配筋:d6@200豎向配筋:d6@200配筋計(jì)算as:25荷載分項(xiàng)系數(shù):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)10.001.501.2x0.098238.3(構(gòu)造)141.4y0.058238.3(構(gòu)造)141.421.504.5020.1x3.613238.3(構(gòu)造)141.4y0.000238.3(構(gòu)造)141.434.506.0048.4x3.904238.3(構(gòu)造)141.4y2.328238.3(構(gòu)造)141.446.007.5069.5x5.601287.0141.4y3.341238.3(構(gòu)造)141.457.508.0083.0x0.000238.3(構(gòu)造)141.4y2.594238.3(構(gòu)造)141.4[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: 支護(hù)底部,驗(yàn)算抗隆起: Ks=1.855≥1.600,抗隆起穩(wěn)定性滿足? 深度8.300處,驗(yàn)算抗隆起: Ks=1.662≥1.600,抗隆起穩(wěn)定性滿足?

3?3-3剖面邊坡計(jì)算----------------------------------------------------------------------驗(yàn)算項(xiàng)目:3-3剖面----------------------------------------------------------------------[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基坑深度:8.000(m)基坑內(nèi)地下水深度:9.000(m)基坑外地下水深度:9.000(m)支護(hù)結(jié)構(gòu)重要性系數(shù):1.000土釘荷載分項(xiàng)系數(shù):1.000土釘抗拔安全系數(shù):1.600整體滑動(dòng)穩(wěn)定安全系數(shù):1.300土釘墻底面支錨軸向拉力經(jīng)驗(yàn)系數(shù)ηb:1.000[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(°)12.5008.00072.6[土層參數(shù)]土層層數(shù)6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1.40016.8---14.019.045.045.0---2粘性土1.00018.3---18.012.040.040.0---3粉土1.70017.6---12.020.050.050.0---4粘性土1.80018.2---19.014.040.040.0---6粘性土3.00018.5---18.014.040.040.0---7細(xì)砂6.10019.09.00.027.050.050.0分算[超載參數(shù)]超載數(shù)1序號(hào)超載類型超載值(kN/m)作用深度(m)作用寬度(m)距坑邊線距離(m)形式長(zhǎng)度(m)1滿布均布20.000[土釘參數(shù)]土釘?shù)罃?shù)5序號(hào)水平間距(m)垂直間距(m)入射角度(度)鉆孔直徑(mm)長(zhǎng)度(m)配筋11.2001.50010.01206.0001E2221.2001.30010.01209.0001E2231.2001.50010.012010.5001E2241.2001.50010.01509.0001E2251.2001.50010.01209.0001E22鋼筋類型對(duì)應(yīng)關(guān)系:d-HPB300,D-HRB335,E-HRB400,F-RRB400,G-HRB500,P-HRBF335,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]*******************************************************************[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)度受拉荷載標(biāo)準(zhǔn)值抗拔承載力標(biāo)準(zhǔn)值抗拉承載力標(biāo)準(zhǔn)值安全系數(shù)(m)(度)(m)Nkj(kN)Rkj(kN)Rkj(kN)抗拔抗拉12.00044.8023.30044.91土釘6.00017.377.4152.14.4658.77434.80044.91土釘6.0002.663.9152.124.68658.7422土釘9.00048.0141.5152.12.9473.16746.30044.51土釘6.0002.649.7152.119.04858.3052土釘9.00019.3123.9152.16.4077.8603土釘10.50081.6140.1152.11.7161.86357.80044.31土釘6.0002.635.4152.113.49758.0422土釘9.00019.4106.2152.15.4657.8253土釘10.50036.5126.0152.13.4564.1714土釘9.00090.7156.6152.11.7271.67768.00044.31土釘6.0002.633.4152.112.76158.0152土釘9.00019.4103.8152.15.3407.8213土釘10.50036.5124.1152.13.4034.1694土釘9.00056.6144.2152.12.5462.6855土釘9.00075.7129.2152.11.7072.008[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)11.3960.7549.1213.31721.536-2.21111.0597.34731.682-3.91411.3629.52741.524-4.80211.06710.77851.322-7.60114.11915.88961.504-7.78913.87815.914[噴射混凝土面層計(jì)算][計(jì)算參數(shù)]厚度:100(mm)混凝土強(qiáng)度等級(jí):C20配筋計(jì)算as:25(mm)水平配筋:d6@200豎向配筋:d6@200配筋計(jì)算as:25荷載分項(xiàng)系數(shù):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)10.001.500.2x0.019238.3(構(gòu)造)141.4y0.011238.3(構(gòu)造)141.421.502.8010.6x0.663238.3(構(gòu)造)141.4y0.552238.3(構(gòu)造)141.432.804.3027.9x2.246238.3(構(gòu)造)141.4y1.340238.3(構(gòu)造)141.444.305.8044.2x3.567238.3(構(gòu)造)141.4y2.128238.3(構(gòu)造)141.455.807.3066.1x5.332272.7141.4y3.180238.3(構(gòu)造)141.467.308.0081.2x0.923238.3(構(gòu)造)141.4y3.356238.3(構(gòu)造)141.4[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: 支護(hù)底部,驗(yàn)算抗隆起: Ks=1.819≥1.600,抗隆起穩(wěn)定性滿足? 深度8.900處,驗(yàn)算抗隆起: Ks=1.932≥1.600,抗隆起穩(wěn)定性滿足?

4?4-4剖面邊坡計(jì)算(永久)----------------------------------------------------------------------驗(yàn)算項(xiàng)目:4-4剖面----------------------------------------------------------------------[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:《建筑邊坡工程技術(shù)規(guī)范》GB50330-2013邊坡深度:8.150(m)邊坡內(nèi)地下水深度:9.000(m)邊坡外地下水深度:9.000(m)土釘局部穩(wěn)定性安全系數(shù)1.300內(nèi)部整體穩(wěn)定性安全系數(shù)1.350[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(°)12.4458.15073.3[土層參數(shù)]土層層數(shù)6序號(hào)土類型土層厚容重飽和容重粘聚力內(nèi)摩擦角釘土摩阻力錨桿土摩阻力水土泊松比變形模量(m)(kN/m^3)(kN/m^3)(kPa)(度)(kPa)(kPa)1粉土1.20016.86.814.019.0150.045.0合算0.2507.0002粘性土0.80018.38.318.012.0150.040.0合算0.2507.0003粉土2.30017.67.612.020.0150.050.0合算0.2507.0004粘性土1.20018.28.219.014.0150.040.0合算0.2507.0006粘性土3.00018.58.518.014.0150.040.0合算0.2507.0007細(xì)砂3.72518.58.50.027.0150.050.0分算0.3007.000[超載參數(shù)]超載數(shù)1序號(hào)超載類型超載值(kN/m)作用深度(m)作用寬度(m)距坑邊線距離(m)形式長(zhǎng)度(m)1滿布均布25.000[土釘參數(shù)]土釘?shù)罃?shù)5序號(hào)水平間距(m)垂直間距(m)入射角度(度)鉆孔直徑(mm)長(zhǎng)度(m)配筋11.2001.50010.01508.0001E2521.2001.50010.015010.5001E2531.2001.50010.015012.0001E2541.2001.50010.015012.0001E2551.2001.50010.01509.0001E25[花管參數(shù)]基坑內(nèi)側(cè)花管排數(shù)0基坑內(nèi)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][內(nèi)部穩(wěn)定驗(yàn)算條件]考慮地下水作用的計(jì)算方法:總應(yīng)力法土釘拉力在滑面上產(chǎn)生的阻力的折減系數(shù):1.000*******************************************************************[驗(yàn)算結(jié)果]*******************************************************************[局部抗拉驗(yàn)算結(jié)果]工況開挖深度破裂角土釘號(hào)土釘長(zhǎng)度拉力有效抗拔力有效抗拉力安全系數(shù)(m)(度)(m)Tj(kN)Tuj(kN)Tuj(kN)抗拔抗拉12.00053.1023.50053.918.000100.9510.9216.05.0632.14135.00053.818.000106.5469.5216.04.4082.028210.500106.4687.4216.06.3382.03146.50053.418.000106.5425.0216.03.9902.028210.500106.4643.9216.05.9372.031312.000106.4792.0216.07.3032.03158.00053.118.000106.5380.1216.03.5692.028210.500106.4599.6216.05.5292.031312.000106.4748.4216.06.9012.031412.000106.4791.2216.07.2962.03168.15053.118.000106.5375.6216.03.5272.028210.500106.4595.2216.05.4882.031312.000106.4744.0216.06.8612.031412.000106.4786.9216.07.2552.03159.000101.2617.6216.06.1022.134[內(nèi)部穩(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)11.962-0.04010.0354.31822.124-2.68611.1837.70332.329-4.78611.83410.40542.128-5.14511.16211.05851.961-7.89414.15916.10262.279-8.12314.05816.236[外部穩(wěn)定計(jì)算參數(shù)]所依據(jù)的規(guī)程:《建筑地基基礎(chǔ)設(shè)計(jì)規(guī)范》(GB50007-2011)土釘墻計(jì)算寬度:10.000(m)墻后地面的傾角:0.0(度)墻背傾角:90.0(度)土與墻背的摩擦角:14.0(度)土與墻底的摩擦系數(shù):0.300墻趾距坡腳的距離:0.000(m)墻底地基承載力:190.0(kPa)抗水平滑動(dòng)安全系數(shù):1.300抗傾覆安全系數(shù):1.600[外部穩(wěn)定計(jì)算結(jié)果]重力:1577.8(kN)重心坐標(biāo):(6.579,3.860)超載:238.9(kN)超載作用點(diǎn)x坐標(biāo):7.222(m)土壓力:224.0(kPa)土壓力作用點(diǎn)y坐標(biāo):2.771(m)基底平均壓力設(shè)計(jì)值155.9(kPa)<190.0基底邊緣最大壓力設(shè)計(jì)值194.6(kPa)<1.2*190.0抗滑安全系數(shù):2.583>1.300抗傾覆安全系數(shù):21.183>1.600[噴射混凝土面層計(jì)算][計(jì)算參數(shù)]厚度:150(mm)混凝土強(qiáng)度等級(jí):C30配筋計(jì)算as:25(mm)水平配筋:2d6@150豎向配筋:2d6@150荷載分項(xiàng)系數(shù):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)10.00~1.5025.1x2.021321.7(構(gòu)造)442.2y1.205321.7(構(gòu)造)442.221.50~3.0041.3x3.332321.7(構(gòu)造)442.2y1.987321.7(構(gòu)造)442.233.00~4.5041.3x3.332321.7(構(gòu)造)442.2y1.987321.7(構(gòu)造)442.244.50~6.0044.9x3.623321.7(構(gòu)造)442.2y2.161321.7(構(gòu)造)442.256.00~7.5044.9x3.623321.7(構(gòu)造)442.2y2.161321.7(構(gòu)造)442.267.50~8.1542.6x0.368321.7(構(gòu)造)442.2y1.629321.7(構(gòu)造)442.2

5?5-5剖面邊坡計(jì)算(永久)----------------------------------------------------------------------驗(yàn)算項(xiàng)目:5-5剖面----------------------------------------------------------------------[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:《建筑邊坡工程技術(shù)規(guī)范》GB50330-2013基坑深度:8.150(m)基坑內(nèi)地下水深度:9.000(m)基坑外地下水深度:9.000(m)土釘局部穩(wěn)定性安全系數(shù)1.300內(nèi)部整體穩(wěn)定性安全系數(shù)1.350[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(°)11.6308.15078.7[土層參數(shù)]土層層數(shù)6序號(hào)土類型土層厚容重飽和容重粘聚力內(nèi)摩擦角釘土摩阻力錨桿土摩阻力水土泊松比變形模量(m)(kN/m^3)(kN/m^3)(kPa)(度)(kPa)(kPa)1粉土1.20016.86.814.019.0150.045.0合算0.2507.0002粘性土0.80018.38.318.012.0150.040.0合算0.2507.0003粉土2.30017.67.612.020.0150.050.0合算0.2507.0004粘性土1.20018.28.219.014.0150.040.0合算0.2507.0006粘性土3.00018.58.518.014.0150.040.0合算0.2507.0007細(xì)砂3.72518.58.50.027.0150.050.0合算0.3007.000[超載參數(shù)]超載數(shù)1序號(hào)超載類型超載值(kN/m)作用深度(m)作用寬度(m)距坑邊線距離(m)形式長(zhǎng)度(m)1滿布均布25.000[土釘參數(shù)]土釘?shù)罃?shù)5序號(hào)水平間距(m)垂直間距(m)入射角度(度)鉆孔直徑(mm)長(zhǎng)度(m)配筋11.2001.50010.01509.0001E2521.2001.50010.015012.0001E2531.2001.50010.015012.0001E2541.2001.50010.015012.0001E2551.2001.50010.015010.5001E25[花管參數(shù)]基坑內(nèi)側(cè)花管排數(shù)0基坑內(nèi)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][內(nèi)部穩(wěn)定驗(yàn)算條件]考慮地下水作用的計(jì)算方法:總應(yīng)力法土釘拉力在滑面上產(chǎn)生的阻力的折減系數(shù):1.000*******************************************************************[驗(yàn)算結(jié)果]*******************************************************************[局部抗拉驗(yàn)算結(jié)果]工況開挖深度破裂角土釘號(hào)土釘長(zhǎng)度拉力有效抗拔力有效抗拉力安全系數(shù)(m)(度)(m)Tj(kN)Tuj(kN)Tuj(kN)抗拔抗拉12.00053.1023.50053.919.000106.9568.9216.05.3222.20135.00053.819.000106.5517.9216.04.8632.028212.000106.4780.7216.07.1982.03146.50053.419.000106.5464.0216.04.3562.028212.000106.4727.7216.06.7102.031312.000106.4779.3216.07.1862.03158.00053.119.000106.5409.6216.03.8462.028212.000106.4674.0216.06.2142.031312.000106.4726.2216.06.6972.031412.000106.4778.5216.07.1792.03168.15053.119.000106.5404.2216.03.7952.028212.000106.4668.6216.06.1652.031312.000106.4720.9216.06.6472.031412.000106.4773.2216.07.1302.031510.500101.2719.5216.07.1092.134[內(nèi)部穩(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)11.872-1.73011.1105.77621.976-6.02113.64311.36632.146-8.81014.80214.99642.056-8.91713.93615.37751.868-11.37014.95018.68262.166-11.30814.60818.474[外部穩(wěn)定計(jì)算參數(shù)]所依據(jù)的規(guī)程:《建筑地基基礎(chǔ)設(shè)計(jì)規(guī)范》(GB50007-2011)土釘墻計(jì)算寬度:12.000(m)墻后