剖面錨拉樁穩(wěn)定性驗(yàn)算

1、6-6剖面錨拉樁穩(wěn)定性驗(yàn)算1.1樁計(jì)算樁、板計(jì)算條件------------------------------------------------------------------------1.總控制信息路基型式路堤地區(qū)類型一般地區(qū)支護(hù)類型樁＋板結(jié)構(gòu)重要性系數(shù)1.10抗震設(shè)計(jì)烈度(度)---配筋計(jì)算---水平地震系數(shù)Kh---水上地震角(度)---水下地震角(度)---重要性修正系數(shù)Ci---綜合影響系數(shù)Cz---2.坡線、土層和水位1)坡線信息坡線數(shù)1坡線水平投影豎向投影坡線長(zhǎng)坡線仰角荷載數(shù)序號(hào)長(zhǎng)(m)長(zhǎng)(m)(m)(°)120.0000.00020.0000.0001坡線荷載：荷載荷載類型P1P2X1(m)X2(m)序號(hào)(kN,kN/m)(kN/m)1-1分布力20.00020.0000.00019.0002)土層信息樁前是否有橫坡無(wú)橫坡樁前橫坡角(度)0.000樁后橫坡角(度)0.000結(jié)構(gòu)與土摩擦角(度)12.500嵌固段以上土層數(shù):3序號(hào)地層地層重度浮重度粘聚力內(nèi)摩擦綜合內(nèi)摩土摩阻計(jì)算m,c,K承載KHηR類型厚(m)(kN/m3)(kN/m3)(kPa)角(°)擦角(°)力(kPa)方法力(kPa)(MPa)1巖層5.80025.000---0.00055.000---1000.000K法300.0002000.0000.5000.3004.8002巖層5.70025.000---0.00035.000---1000.000K法40.000400.0000.5000.3005.0003土層4.00020.000---0.00030.000---1000.000m法10.000150.000---------嵌固段土層數(shù):1序號(hào)地層地層重度粘聚力內(nèi)摩擦綜合內(nèi)摩土摩阻計(jì)算m,c,K承載KHηR類型厚(m)(kN/m3)(kPa)角(°)擦角(°)力(kPa)方法力(kPa)(MPa)1巖層20.00025.0001200.00040.500---1200.000K法300.0002000.0000.5000.30043.8003)水位信息非浸水地區(qū)，無(wú)水位信息3.計(jì)算模型1)樁前覆土模型：彈簧模型4.滑坡推力相關(guān)信息1)滑坡推力信息滑坡推力分布類型矩形計(jì)算目標(biāo)按指定滑面計(jì)算推力計(jì)算模型R/K模型安全系數(shù)K1.350是否考慮動(dòng)水壓力和浮托力ㄨ是否考慮坡面外的靜水壓力ㄨ是否考慮承壓水的浮托力ㄨ樁前剩余抗滑力水平分力(kN/m)0.0001)滑面信息13.3220.0003.3220.0000.00022.00024.2002.4004.83729.7450.00022.00035.4001.9005.72519.3850.00022.0005.樁信息1)樁基本信息樁前地面以上長(zhǎng)度(m)15.500嵌固點(diǎn)深度(m)0.000懸臂長(zhǎng)度(m)15.500嵌固長(zhǎng)度(m)5.000截面形狀圓形樁徑D(m)1.500樁中心距(m)4.000樁底支承條件鉸支坡線數(shù)12)樁配筋信息樁作用綜合分項(xiàng)系數(shù)1.40樁混凝土強(qiáng)度等級(jí)C30樁縱筋合力點(diǎn)到外皮距離(mm)100樁容重(kN/m^3~)25.00樁縱筋級(jí)別HRB400樁箍筋級(jí)別HRB3355.板信息1)板尺寸信息樁間板類型直板樁間板的種類數(shù)1板的搭接長(zhǎng)度(m)0.500板類型號(hào)板厚(mm)板寬(m)板塊數(shù)13014.50012)板配筋信息板作用綜合分項(xiàng)系數(shù)1.400混凝土強(qiáng)度等級(jí)C30鋼筋合力點(diǎn)到邊緣距離(mm)25板縱筋級(jí)別HRB400板選筋鋼筋直徑166.結(jié)構(gòu)上自定義荷載以及荷載組合1)樁頂自定義荷載樁頂自定義荷載數(shù)：02)樁荷載組合[滑坡推力(一般)組合]荷載號(hào)荷載名稱是否參與調(diào)整系數(shù)1樁自重√1.0002樁頂恒載√1.0003樁頂活載√1.0004樁后滑坡推力√1.000[庫(kù)侖土壓力(一般)組合]荷載號(hào)荷載名稱是否參與調(diào)整系數(shù)1樁自重√1.0002樁頂恒載√1.0003樁頂活載√1.0004樁后主動(dòng)土壓力√1.0002)板荷載組合[滑坡推力(一般)組合]荷載號(hào)荷載名稱是否參與調(diào)整系數(shù)1板后滑坡推力√1.000[庫(kù)侖土壓力(一般)組合]荷載號(hào)荷載名稱是否參與調(diào)整系數(shù)1板后主動(dòng)土壓力√1.000------------------------------------------------------------------------抗滑動(dòng)樁驗(yàn)算計(jì)算項(xiàng)目：cs錨拉樁------------------------------------------------------------------------原始條件:鋼筋混凝土配筋計(jì)算依據(jù):《混凝土結(jié)構(gòu)設(shè)計(jì)規(guī)范GB50010-2010》=====================================================================第1種情況:滑坡推力(一般情況)(一)樁身內(nèi)力計(jì)算剩余下滑力=-38.439(kN) 剩余下滑力角度=0.000°剩余下滑力水平分力=-38.439(kN) 剩余下滑力豎直分力=-0.000(kN)分布范圍為樁頂以下(0～4.000m)范圍剩余下滑力出現(xiàn)負(fù)值，取值:剩余下滑力=0.000(kN)剩余下滑力水平分力=0.000(kN) 剩余下滑力豎直分力=0.000(kN)樁頂以下(4.000m～15.500m)范圍內(nèi)按土壓力計(jì)算按實(shí)際墻背計(jì)算得到:第1破裂角：18.144(度)Ea=486.339(kN)Ex=474.811(kN)Ey=105.263(kN)作用點(diǎn)到嵌固點(diǎn)距離Zy=6.927(m)段內(nèi)的土壓力合力:Ea=418.120(kN),Ex=408.209(kN),Ey=90.498(kN)作用點(diǎn)高度Zy=5.932合并后整個(gè)樁后范圍內(nèi):水平分力=408.209(kN) 豎直分力=90.498(kN)作用點(diǎn)高度=5.932(m)第1嵌固段地層計(jì)算方法:K法 背側(cè)——為擋土側(cè)；面?zhèn)取獮榉菗跬羵?cè)。背側(cè)最大彎矩=1354.524(kN-m)距離樁頂16.700(m)面?zhèn)茸畲髲澗?1444.013(kN-m)距離樁頂9.300(m)最大剪力=743.819(kN)距離樁頂15.300(m)最大位移=-5(mm)第1道錨索水平拉力=404.803(kN)距離樁頂4.000(m)第2道錨索水平拉力=455.147(kN)距離樁頂6.500(m)點(diǎn)號(hào)距頂距離彎矩剪力位移土反力(m)(kN-m)(kN)(mm)(kPa)1-0.000-0.000-0.000-1.330.00020.200-0.000-0.000-1.420.00030.400-0.000-0.000-1.510.00040.6000.000-0.000-1.600.00050.8000.0000.000-1.700.00061.0000.000-0.000-1.790.00071.2000.0000.000-1.880.00081.4000.0000.000-1.970.00091.6000.0000.000-2.070.000101.8000.000-0.000-2.160.000112.0000.000-0.000-2.250.000122.2000.0000.000-2.340.000132.4000.0000.000-2.440.000142.6000.0000.000-2.530.000152.800-0.0000.000-2.620.000163.000-0.0000.000-2.710.000173.200-0.0000.000-2.810.000183.400-0.0000.000-2.900.000193.600-0.0000.000-2.990.000203.800-0.065-1.464-3.080.000214.0000.659402.159-3.170.000224.208-80.836382.817-3.270.000234.417-158.712362.416-3.370.000244.625-231.840339.430-3.460.000254.833-300.068315.385-3.560.000265.042-363.176290.281-3.650.000275.250-420.945264.117-3.740.000285.458-473.152236.894-3.820.000295.667-519.577208.612-3.910.000305.875-560.000179.270-3.990.000316.083-594.199148.870-4.070.000326.292-621.955117.410-4.140.000336.500-643.046540.037-4.210.000346.700-747.849507.823-4.280.000356.900-846.110474.631-4.340.000367.100-937.636440.464-4.400.000377.300-1022.231405.320-4.450.000387.500-1099.699369.200-4.490.000397.700-1169.846332.104-4.530.000407.900-1232.476294.032-4.560.000418.100-1287.394254.983-4.590.000428.300-1334.404214.959-4.610.000438.500-1373.312173.958-4.620.000448.700-1403.922131.981-4.630.000458.900-1426.03989.027-4.630.000469.100-1439.46845.098-4.620.000479.300-1444.0130.192-4.600.000489.500-1439.382-43.493-4.570.000499.700-1426.648-88.154-4.540.000509.900-1407.396-108.587-4.500.0005110.100-1383.286-129.392-4.450.0005210.300-1355.516-148.372-4.400.0005310.500-1323.913-167.724-4.330.0005410.700-1288.402-187.448-4.260.0005510.900-1248.909-207.544-4.190.0005611.100-1205.359-228.013-4.100.0005711.300-1157.679-248.853-4.010.0005811.500-1105.793-270.066-3.920.0005911.700-1049.628-291.651-3.820.0006011.900-989.108-313.608-3.710.0006112.100-924.160-335.938-3.590.0006212.300-854.708-358.639-3.480.0006312.500-780.679-381.713-3.350.0006412.700-701.999-405.158-3.230.0006512.900-618.591-428.976-3.100.0006613.100-530.383-453.166-2.960.0006713.300-437.300-477.729-2.830.0006813.500-339.267-502.663-2.690.0006913.700-236.210-527.969-2.550.0007013.900-128.054-553.648-2.400.0007114.100-14.726-579.699-2.260.0007214.300103.850-606.122-2.120.0007314.500227.748-632.917-1.980.0007414.700357.042-660.084-1.830.0007514.900491.807-687.624-1.700.0007615.100632.117-715.536-1.560.0007715.300778.046-743.819-1.430.0007815.500929.669-728.725-1.30-0.0007915.7001068.586-620.269-1.17-351.6748015.9001176.815-470.005-1.05-316.1658116.1001256.588-335.295-0.94-282.5438216.3001310.933-215.262-0.84-250.9378316.5001342.693-108.979-0.74-221.4358416.7001354.524-15.486-0.65-194.0898516.9001348.88766.191-0.56-168.9188617.1001328.048137.028-0.49-145.9148717.3001294.076197.994-0.42-125.0458817.5001248.850250.037-0.35-106.2568917.7001194.061294.076-0.30-89.4749017.9001131.220330.995-0.25-74.6129118.1001061.663361.636-0.21-61.5699218.300986.566386.792-0.17-50.2349318.500906.947407.203-0.13-40.4859418.700823.684423.556-0.11-32.1959518.900737.525436.477-0.08-25.2309619.100649.094446.530-0.06-19.4529719.300558.913454.218-0.05-14.7189819.500467.406459.978-0.04-10.8839919.700374.921464.182-0.03-7.80010019.900281.734467.134-0.02-5.32110120.100188.067469.073-0.01-3.29510220.30094.105470.168-0.01-1.57210320.500-0.000235.2610.000.000樁底豎向合力=1309.16(kN)，樁底面積A=1.767(m2)樁底所在土層承載力=2000.00(kPa)故樁的豎向地基承載力滿足。(二)樁身配筋計(jì)算點(diǎn)號(hào)距頂距離彎矩剪力全部縱筋箍筋(m)(kN.m)(kN)(mm2)(mm2/m)10.0001.0000.0009719151020.2001.0000.0009719151030.4001.0000.0009719151040.6000.0000.0009719151050.8000.0000.0009719151061.0000.0000.0009719151071.2000.0000.0009719151081.4000.0000.0009719151091.6000.0000.00097191510101.8000.0000.00097191510112.0000.0000.00097191510122.2000.0000.00097191510132.4000.0000.00097191510142.6000.0000.00097191510152.8000.0000.00097191510163.0000.0000.00097191510173.2000.0000.00097191510183.4000.0000.00097191510193.6000.0000.00097191510203.8000.091-2.05097191510214.0000.923563.02397191510224.208113.170535.94497191510234.417222.197507.38397191510244.625324.576475.20297191510254.833420.095441.53997191510265.042508.447406.39397191510275.250589.323369.76497191510285.458662.412331.65297191510295.667727.408292.05697191510305.875783.999250.97897191510316.083831.879208.41797191510326.292870.737164.37397191510336.500900.265756.05297191510346.7001046.988710.95197191510356.9001184.554664.48497191510367.1001312.690616.64997191510377.3001431.123567.44897191510387.5001539.578516.88097191510397.7001637.784464.94697191510407.9001725.466411.64597191510418.1001802.351356.97797191510428.3001868.166300.94297191510438.5001922.636243.54197191510448.7001965.491184.77397301510458.9001996.454124.63898981510469.1002015.25563.137100001510479.3002021.6180.269100351510489.5002015.134-60.890100001510499.7001997.308-123.41599031510509.9001970.354-152.021975615105110.1001936.601-181.148971915105210.3001897.723-207.720971915105310.5001853.478-234.813971915105410.7001803.763-262.427971915105510.9001748.473-290.562971915105611.1001687.503-319.218971915105711.3001620.751-348.395971915105811.5001548.111-378.093971915105911.7001469.479-408.312971915106011.9001384.752-439.052971915106112.1001293.823-470.313971915106212.3001196.592-502.095971915106312.5001092.951-534.398971915106412.700982.798-567.222971915106512.900866.028-600.567971915106613.100742.536-634.433971915106713.300612.220-668.820971915106813.500474.974-703.728971915106913.700330.694-739.157971915107013.900179.276-775.108971915107114.10020.616-811.579971915107214.300145.390-848.571971915107314.500318.847-886.084971915107414.700499.858-924.118971915107514.900688.530-962.674971915107615.100884.963-1001.750971915107715.3001089.264-1041.347971915107815.5001301.536-1020.215971915107915.7001496.021-868.376971915108015.9001647.540-658.007971915108116.1001759.224-469.413971915108216.3001835.306-301.367971915108316.5001879.770-152.570971915108416.7001896.334-21.680971915108516.9001888.44292.667971915108617.1001859.267191.839971915108717.3001811.707277.192971915108817.5001748.391350.051971915108917.7001671.686411.706971915109017.9001583.708463.393971915109118.1001486.329506.290971915109218.3001381.192541.508971915109318.5001269.726570.084971915109418.7001153.158592.978971915109518.9001032.534611.067971915109619.100908.731625.142971915109719.300782.478635.905971915109819.500654.369643.970971915109919.700524.889649.8559719151010019.900394.427653.9889719151010120.100263.294656.7029719151010220.300131.747658.2359719151010320.5000.000329.36597191510==========================================================================================================================================第2種情況:庫(kù)侖土壓力(一般情況)(一)樁身內(nèi)力計(jì)算按實(shí)際墻背計(jì)算得到:第1破裂角：18.144(度)Ea=486.339(kN)Ex=474.811(kN)Ey=105.263(kN)作用點(diǎn)到嵌固點(diǎn)距離Zy=6.927(m)第1嵌固段地層計(jì)算方法:K法 背側(cè)——為擋土側(cè)；面?zhèn)取獮榉菗跬羵?cè)。背側(cè)最大彎矩=1620.686(kN-m)距離樁頂16.500(m)面?zhèn)茸畲髲澗?906.726(kN-m)距離樁頂9.500(m)最大剪力=710.695(kN)距離樁頂15.300(m)最大位移=-10(mm)第1道錨索水平拉力=578.325(kN)距離樁頂4.000(m)第2道錨索水平拉力=577.570(kN)距離樁頂6.500(m)點(diǎn)號(hào)距頂距離彎矩剪力位移土反力(m)(kN-m)(kN)(mm)(kPa)1-0.000-0.000-0.000-10.180.00020.2000.159-2.379-10.090.00030.4001.142-7.612-10.000.00040.6003.267-13.796-9.910.00050.8006.724-20.932-9.820.00061.00011.703-29.020-9.730.00071.20018.395-38.059-9.640.00081.40026.990-48.049-9.550.00091.60037.678-58.991-9.460.000101.80050.650-70.884-9.370.000112.00066.095-83.729-9.280.000122.20084.205-97.525-9.190.000132.400105.169-112.273-9.100.000142.600129.177-127.972-9.020.000152.800156.421-144.623-8.930.000163.000187.090-162.225-8.840.000173.200221.374-180.778-8.760.000183.400259.464-200.283-8.670.000193.600301.551-220.740-8.590.000203.800347.835-241.899-8.510.000214.000398.362314.266-8.430.000224.208335.022293.140-8.350.000234.417276.283270.955-8.270.000244.625222.210247.969-8.200.000254.833173.036223.924-8.120.000265.042128.982198.819-8.050.000275.25090.268172.656-7.970.000285.45857.116145.433-7.900.000295.66729.745117.150-7.830.000305.8758.37687.809-7.760.000316.083-6.76957.408-7.680.000326.292-15.47025.948-7.610.000336.500-17.507570.999-7.540.000346.700-128.501538.784-7.470.000356.900-232.955505.592-7.400.000367.100-330.673471.425-7.330.000377.300-421.460436.281-7.250.000387.500-505.121400.161-7.180.000397.700-581.460363.065-7.100.000407.900-650.282324.993-7.020.000418.100-711.392285.944-6.930.000428.300-764.595245.920-6.840.000438.500-809.695204.919-6.750.000448.700-846.497162.942-6.650.000458.900-874.806119.988-6.550.000469.100-894.42776.059-6.440.000479.300-905.16531.153-6.330.000489.500-906.726-12.532-6.220.000499.700-900.185-57.193-6.100.000509.900-887.124-77.626-5.970.0005110.100-869.207-98.431-5.840.0005210.300-847.629-117.410-5.700.0005310.500-822.218-136.763-5.560.0005410.700-792.899-156.487-5.420.0005510.900-759.599-176.583-5.270.0005611.100-722.241-197.052-5.120.0005711.300-680.753-217.892-4.960.0005811.500-635.060-239.105-4.800.0005911.700-585.086-260.690-4.640.0006011.900-530.759-282.647-4.470.0006112.100-472.003-304.977-4.300.0006212.300-408.743-327.678-4.130.0006312.500-340.907-350.752-3.960.0006412.700-268.418-374.197-3.780.0006512.900-191.203-398.015-3.600.0006613.100-109.187-422.205-3.420.0006713.300-22.296-446.768-3.250.0006813.50069.545-471.702-3.070.0006913.700166.409-497.008-2.890.0007013.900268.373-522.687-2.710.0007114.100375.509-548.738-2.530.0007214.300487.893-575.161-2.360.0007314.500605.598-601.956-2.190.0007414.700728.700-629.123-2.020.0007514.900857.273-656.663-1.850.0007615.100991.390-684.574-1.690.0007715.3001131.223-710.695-1.540.0007815.5001275.597-690.292-1.39-0.0007915.7001404.083-561.345-1.25-374.2888015.9001500.038-404.148-1.11-333.9778116.1001565.839-262.387-0.99-296.0728216.3001604.993-137.118-0.87-260.6808316.5001620.686-27.195-0.76-227.8668416.7001615.87168.547-0.66-197.6548516.9001593.268151.278-0.57-170.0408617.1001555.360222.158-0.48-144.9858717.3001504.405282.327-0.41-122.4308817.5001442.430332.890-0.34-102.2948917.7001371.248374.914-0.28-84.4789017.9001292.464409.416-0.23-68.8669118.1001207.482437.361-0.18-55.3339218.3001117.520459.653-0.15-43.7439318.5001023.621477.134-0.11-33.9509418.700926.666490.578-0.09-25.8049518.900827.390500.692-0.06-19.1499619.100726.389508.112-0.05-13.8259719.300624.146513.398-0.03-9.6709819.500521.030517.041-0.02-6.5209919.700417.32