528m钢箱梁含计算书-f设计

设计计算书一、计算说结构体系本联连续曲线钢-砼叠合梁，采用MIDAS计算，计算考虑砼叠合层在运营阶段参与受力。本连续梁跨径组合2839.528m。计算条件材料：叠合混凝土-C40，钢箱梁-Q345qC；计算荷载计算过程考虑了以下几种荷载结构自重,钢箱梁按78.5kNm3，叠合砼按26kNm3考虑，程序自动计算；横膈及加q（5686760765/100114）6.8kNm二期荷载二期荷载包括桥面铺装、防撞墙和隔音板。其荷载集度：均匀升降温

按正负20度考虑。顶板不均匀升降温按+15度，-7.5度考虑。支座沉降每个轴按0.5cm计算。离心力按《城市桥梁设计荷载标准（CJJ77-98）4.1.8条规定，离心力系数离心力为车辆荷载乘以离心系数，车辆荷载近似按均布荷载q7001838.9kNm计。因此，离心力大小为qc238.90.129.3kN/m。活荷载按城-A，共2车道，按单车道和双车道两种方式最大偏心布载(单车道最大偏心距3m，双车道最大偏心距1.45m荷载组合根据《公路桥涵钢结构及木结构设计规范（JTJ025-86，各组合系数均取值为1二、结构空间分析结构空间计算模型描述本计算模型按每11个单元进行划分；钢箱梁截面按主要截面特性（Ix，Iy，Iz，A，Xc，Yc）相同进行截面等代，①～①③截面的截面特性如下：截面H（I（m4）J（mA（mYcYc①0.15522.33520.30700.36280.79770.6673②1.4570.14981.88640.44970.47170.80820.6728③1.4770.20832.25440.46060.47300.81900.6820④1.5110.21442.26140.47940.47540.83720.6978⑤1.5580.22492.27350.50580.47850.86240.7196⑥1.6180.23992.29020.54030.48260.89450.7475⑦1.6930.25992.31140.58450.48770.93460.7824⑧0.28602.33800.63740.49360.98100.8230⑨0.31812.36890.68100.49841.01830.8557钢－砼组合截面特性截面H（I（m4）J（mA（mYcYc①0.26264.02540.37630.67521.06520.5348②1.4570.29134.22640.45160.70831.05000.5570③1.4770.29964.23350.46260.70971.06340.5636④1.5110.31404.24560.48130.71201.08610.5749⑤1.5580.33444.26230.50770.71521.11740.5906⑥1.6180.36164.28350.54220.71931.15720.6108⑦1.6930.39714.31010.58640.72441.20690.6361⑧0.44074.34100.63930.73031.26420.6658⑨0.47754.36580.68290.73511.31020.6898主要计算结果最不利截面内力及应力本计算书根据弯矩包络图及截面大小，选择将边跨及中间跨跨墩墩顶位置范围5～10个单元成桥状态及运营阶段的内力和应力列出，以供设计参考。说明：①列出内力和应力的具体单元为F14～F15（9to13F15（26to31F15F16跨中（45to49F16墩顶（65to70F16～F17跨中（83to87；②截面位置—1为钢箱梁部2为叠合层砼部分。施工阶段（恒载状态下）主要截面内力单元截面位置位置轴向(弯矩-y(kN*m)弯矩-z(kN*m)91I1242.034139.07-180.4991J1269.084217.67-186.3492I-1247.32-196.8692J-1274.37-202.901I1269.234218.20-186.341J1268.204200.33-188.462I-1274.63-202.902J-1273.60-204.821I1268.154199.99-188.461J1239.294085.48-186.862I-1273.56-204.822J-1244.69-202.601I1239.054084.30-186.861J1182.353873.15-181.532I-1244.35-202.602J-1187.64-196.251I1181.933871.16-181.531J1097.383563.37-172.492I-1187.00-196.252J-1102.45-185.771I-574.53-8952.91229.031J-657.93-10810.10293.892I509.06-1.70256.862J587.37-1.86312.671I-641.85-10798.22288.611J-741.29-12765.95357.842I588.08-1.85312.702J683.42-2.07371.801I-676.36-12762.69361.021J-813.99-14838.83432.592I686.66-2.06373.332J824.29-2.47437.691I-814.10-14829.27432.591J-612.23-12651.75351.882I821.46-2.47437.692J619.58-1.86367.611I-679.53-12638.74361.601J-507.25-10579.25283.302I617.14-1.85369.162J448.95-1.41304.331I-523.75-10560.56291.931J-362.40-8603.25218.092I445.85-1.41305.222J289.59-0.96243.601I1675.906145.71-306.101J1760.886473.47-318.732I-1686.26-303.142J-1771.24-316.141I1761.736477.35-318.731J1820.526704.59-327.442I-1772.40-316.142J-1831.19-325.141I1821.086707.13-327.441J1853.686833.83-332.232I-1831.94-325.142J-1864.55-330.111I1853.936835.06-332.231J1853.746836.63-332.062I-1864.90-330.112J-1864.71-330.051I1853.526835.68-332.061J1820.676711.07-327.052I-1864.39-330.052J-1831.53-324.991I-359.08-8571.44222.081J-512.29-10534.13296.112I287.13-0.95244.172J435.25-1.37305.791I-496.85-10551.79287.791J-658.44-12625.71366.282I437.65-1.38305.182J595.12-1.80370.021I-592.50-12629.53356.321J-786.39-14812.39437.212I601.11-1.80368.442J795.00-2.38438.511I-786.58-14815.36437.211J-649.94-12739.96365.432I795.78-2.39438.512J659.15-1.98374.081I-717.31-12733.56362.341J-614.42-10776.35292.912I659.67-1.97372.852J560.88-1.77313.701I-631.25-10793.35297.981J-547.48-8937.02232.922I559.79-1.77313.462J481.11-1.60257.591I1099.623587.60-170.701J1184.023893.85-179.882I-1104.66-185.222J-1189.06-195.741I1184.423888.04-179.881J1240.974097.66-185.342I-1189.68-195.742J-1246.24-202.141I1241.194098.81-185.341J1269.904211.78-187.082I-1246.57-202.142J-1275.28-204.401I1269.934212.08-187.081J1270.804228.42-185.102I-1275.31-204.402J-1276.18-202.521I1270.634227.86-185.101J1243.434147.72-179.392I-1275.90-202.522J-1248.70-196.52施工阶段（恒载状态下）主要截面应力单元截面位置位置Cb(min/max)(kN/m^2)Cb1(-(kN/m^2)Cb2(+y+z)(kN/m^2)Cb3(+y-(kN/m^2)Cb4(-y-(kN/m^2)91I2.59e+004-1.55e+004-1.45e+0042.59e+0042.50e+00491J2.64e+004-1.58e+004-1.48e+0042.64e+0042.55e+00492I-1.05e+003-1.05e+003-8.89e+002-6.16e+002-7.74e+00292J-1.07e+003-1.07e+003-9.08e+002-6.29e+002-7.91e+0021I2.65e+004-1.58e+004-1.48e+0042.65e+0042.55e+0041J2.64e+004-1.57e+004-1.47e+0042.64e+0042.54e+0042I-1.07e+003-1.07e+003-9.08e+002-6.29e+002-7.92e+0022J-1.07e+003-1.07e+003-9.06e+002-6.28e+002-7.92e+0021I2.64e+004-1.57e+004-1.47e+0042.64e+0042.54e+0041J2.57e+004-1.53e+004-1.43e+0042.57e+0042.47e+0042I-1.07e+003-1.07e+003-9.06e+002-6.28e+002-7.92e+0022J-1.05e+003-1.05e+003-8.85e+002-6.13e+002-7.75e+0021I2.57e+004-1.53e+004-1.43e+0042.57e+0042.47e+0041J2.44e+004-1.45e+004-1.35e+0042.44e+0042.34e+0042I-1.05e+003-1.05e+003-8.85e+002-6.13e+002-7.75e+0022J-1.00e+003-1.00e+003-8.43e+002-5.83e+002-7.40e+0021I2.44e+004-1.45e+004-1.35e+0042.44e+0042.34e+0041J2.25e+004-1.33e+004-1.24e+0042.25e+0042.15e+0042I-1.00e+003-1.00e+003-8.43e+002-5.83e+002-7.40e+0022J-9.30e+002-9.30e+002-7.81e+002-5.40e+002-6.89e+0021I-3.09e+0042.38e+0042.28e+004-3.09e+004-2.99e+0041J-3.53e+0042.73e+0042.60e+004-3.53e+004-3.41e+0042I4.87e+0024.87e+0022.82e+0021.91e+0023.97e+0022J5.66e+0025.66e+0023.16e+0022.17e+0024.67e+0021I-3.52e+0042.72e+0042.60e+004-3.52e+004-3.40e+0041J-3.99e+0043.09e+0042.94e+004-3.99e+004-3.84e+0042I5.67e+0025.67e+0023.16e+0022.18e+0024.68e+0022J6.59e+0026.59e+0023.62e+0022.52e+0025.49e+0021I-3.98e+0043.10e+0042.95e+004-3.98e+004-3.83e+0041J-4.63e+0043.61e+0043.42e+004-4.63e+004-4.45e+0042I6.62e+0026.62e+0023.63e+0022.53e+0025.52e+0022J7.91e+0027.91e+0024.40e+0023.09e+0026.59e+0021I-4.63e+0043.60e+0043.42e+004-4.63e+004-4.45e+0041J-3.93e+0043.09e+0042.94e+004-3.93e+004-3.78e+0042I7.88e+0027.88e+0024.38e+0023.07e+0026.57e+0022J6.10e+0026.10e+0023.16e+0022.16e+0025.11e+0021I-3.94e+0043.07e+0042.92e+004-3.94e+004-3.79e+0041J-3.43e+0042.69e+0042.57e+004-3.43e+004-3.31e+0042I6.08e+0026.08e+0023.13e+0022.15e+0025.10e+0022J4.59e+0024.59e+0022.15e+0021.40e+0023.83e+0021I-3.42e+0042.69e+0042.56e+004-3.42e+004-3.30e+0041J-2.93e+0042.33e+0042.23e+004-2.93e+004-2.84e+0042I4.57e+0024.57e+0022.13e+0021.38e+0023.82e+0022J3.16e+0023.16e+0021.21e+0026.99e+0012.65e+0021I3.34e+004-2.12e+004-1.97e+0043.34e+0043.19e+0041J3.52e+004-2.23e+004-2.07e+0043.52e+0043.36e+0042I-1.42e+003-1.42e+003-1.18e+003-8.25e+002-1.07e+0032J-1.49e+003-1.49e+003-1.24e+003-8.68e+002-1.12e+0031I3.52e+004-2.23e+004-2.07e+0043.52e+0043.37e+0041J3.64e+004-2.31e+004-2.15e+0043.64e+0043.48e+0042I-1.49e+003-1.49e+003-1.24e+003-8.69e+002-1.12e+0032J-1.54e+003-1.54e+003-1.28e+003-8.98e+002-1.16e+0031I3.65e+004-2.31e+004-2.15e+0043.65e+0043.49e+0041J3.71e+004-2.35e+004-2.19e+0043.71e+0043.55e+0042I-1.54e+003-1.54e+003-1.28e+003-8.99e+002-1.16e+0032J-1.57e+003-1.57e+003-1.31e+003-9.15e+002-1.18e+0031I3.72e+004-2.35e+004-2.19e+0043.72e+0043.55e+0041J3.72e+004-2.35e+004-2.19e+0043.72e+0043.55e+0042I-1.57e+003-1.57e+003-1.31e+003-9.15e+002-1.18e+0032J-1.57e+003-1.57e+003-1.31e+003-9.15e+002-1.18e+0031I3.72e+004-2.35e+004-2.19e+0043.72e+0043.55e+0041J3.65e+004-2.31e+004-2.15e+0043.65e+0043.49e+0042I-1.57e+003-1.57e+003-1.31e+003-9.15e+002-1.18e+0032J-1.54e+003-1.54e+003-1.28e+003-8.99e+002-1.16e+0031I-2.92e+0042.32e+0042.22e+004-2.92e+004-2.83e+0041J-3.42e+0042.68e+0042.56e+004-3.42e+004-3.29e+0042I3.15e+0023.15e+0021.19e+0026.83e+0012.64e+0022J4.49e+0024.49e+0022.04e+0021.31e+0023.76e+0021I-3.42e+0042.69e+0042.57e+004-3.42e+004-3.29e+0041J-3.93e+0043.07e+0042.92e+004-3.93e+004-3.78e+0042I4.51e+0024.51e+0022.06e+0021.33e+0023.77e+0022J5.93e+0025.93e+0022.97e+0022.01e+0024.97e+0021I-3.92e+0043.09e+0042.94e+004-3.92e+004-3.77e+0041J-4.62e+0043.61e+0043.42e+004-4.62e+004-4.44e+0042I5.96e+0025.96e+0023.01e+0022.05e+0025.00e+0022J7.69e+0027.69e+0024.18e+0022.91e+0026.42e+0021I-4.62e+0043.61e+0043.42e+004-4.62e+004-4.44e+0041J-3.97e+0043.10e+0042.95e+004-3.97e+004-3.81e+0042I7.70e+0027.70e+0024.19e+0022.92e+0026.42e+0022J6.42e+0026.42e+0023.43e+0022.37e+0025.36e+0021I-3.98e+0043.09e+0042.94e+004-3.98e+004-3.82e+0041J-3.51e+0042.73e+0042.60e+004-3.51e+004-3.39e+0042I6.41e+0026.41e+0023.43e+0022.38e+0025.36e+0022J5.46e+0025.46e+0022.96e+0022.01e+0024.52e+0021I-3.52e+0042.73e+0042.60e+004-3.52e+004-3.39e+0041J-3.08e+0042.38e+0042.28e+004-3.08e+004-2.98e+0042I5.46e+0025.46e+0022.95e+0022.01e+0024.51e+0022J4.67e+0024.67e+0022.60e+0021.75e+0023.81e+0021I2.26e+004-1.34e+004-1.25e+0042.26e+0042.17e+0041J2.45e+004-1.46e+004-1.36e+0042.45e+0042.35e+0042I-9.31e+002-9.31e+002-7.83e+002-5.42e+002-6.90e+0022J-1.00e+003-1.00e+003-8.44e+002-5.84e+002-7.41e+0021I2.44e+004-1.45e+004-1.36e+0042.44e+0042.35e+0041J2.57e+004-1.53e+004-1.43e+0042.57e+0042.47e+0042I-1.00e+003-1.00e+003-8.45e+002-5.85e+002-7.41e+0022J-1.05e+003-1.05e+003-8.86e+002-6.14e+002-7.75e+0021I2.57e+004-1.53e+004-1.43e+0042.57e+0042.48e+0041J2.64e+004-1.58e+004-1.48e+0042.64e+0042.54e+0042I-1.05e+003-1.05e+003-8.86e+002-6.14e+002-7.76e+0022J-1.07e+003-1.07e+003-9.08e+002-6.29e+002-7.93e+0021I2.64e+004-1.58e+004-1.48e+0042.64e+0042.54e+0041J2.65e+004-1.58e+004-1.48e+0042.65e+0042.55e+0042I-1.07e+003-1.07e+003-9.08e+002-6.29e+002-7.93e+0022J-1.07e+003-1.07e+003-9.09e+002-6.30e+002-7.92e+0021I2.65e+004-1.58e+004-1.48e+0042.65e+0042.55e+0041J2.60e+004-1.55e+004-1.46e+0042.60e+0042.50e+0042I-1.07e+003-1.07e+003-9.09e+002-6.30e+002-7.92e+0022J-1.05e+003-1.05e+003-8.91e+002-6.17e+002-7.74e+002运营阶段主要截面内力单元荷载截面位置位置轴向(kN)弯矩-y(kN*m)弯矩-z(kN*m)9包络最大1I-239.519331.58309.969包络最大1J1802.709606.79373.079包络最大2I4616.7316.00499.759包络最大2J2925.2216.71572.38包络最大1I-95.589611.73373.07包络最大1J1935.129736.58441.55包络最大2I4830.4716.73572.38包络最大2J3112.1017.24647.23包络最大1I30.549739.11441.55包络最大1J2012.789713.88515.40包络最大2I5022.0217.25647.23包络最大2J3314.7717.58724.27包络最大1I140.369714.00515.40包络最大1J2036.789540.23594.60包络最大2I5190.8517.58724.27包络最大2J3533.1817.73803.49包络最大1I233.849537.96594.60包络最大1J2008.359217.35679.13包络最大2I5338.0417.73803.49包络最大2J3767.3017.70884.88包络最大1I18.08-5542.342322.93包络最大1J-1572.30-7564.792503.12包络最大2I4620.661810.36包络最大2J6072.481890.41包络最大1I38.56-7562.652494.53包络最大1J-1656.49-9483.482678.38包络最大2I4494.411887.04包络最大2J6242.931969.85包络最大1I136.40-9485.722679.61包络最大1J-1638.32-11568.702857.68包络最大2I4519.261964.89包络最大2J6593.132059.97包络最大1I292.27-11561.922857.68包络最大1J-1589.28-9437.432746.90包络最大2I4653.372059.97包络最大2J6126.522027.71包络最大1I24.88-9424.822759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2J6.03e+0026.03e+0023.56e+0022.46e+0022.93e+002包络最小1I-7.17e+0049.88e+0037.94e+003-7.17e+004-6.84e+004包络最小1J-6.67e+0045.88e+0034.27e+003-6.67e+004-6.39e+004包络最小2I-2.66e+003-2.61e+003-2.66e+0033.32e+0023.81e+002包络最小2J-2.78e+003-2.75e+003-2.78e+0032.49e+0022.84e+002包络最小1I-4.21e+004-4.21e+004-4.08e+004-2.44e+003-3.05e+003包络最小1J-4.34e+004-4.34e+004-4.20e+0041.72e+0039.78e+002包络最小2I-4.90e+003-4.90e+003-4.78e+003-1.08e+003-1.20e+003包络最小2J-4.91e+003-4.91e+003-4.79e+003-1.08e+003-1.20e+003包络最小1I-4.33e+004-4.33e+004-4.20e+0041.69e+0039.55e+002包络最小1J-4.41e+004-4.41e+004-4.27e+0045.23e+0034.39e+003包络最小2I-4.91e+003-4.91e+003-4.79e+003-1.08e+003-1.20e+003包络最小2J-4.88e+003-4.88e+003-4.76e+003-1.05e+003-1.17e+003包络最小1I-4.41e+004-4.41e+004-4.27e+0045.24e+0034.41e+003包络最小1J-4.42e+004-4.42e+004-4.28e+0048.16e+0037.26e+003包络最小2I-4.87e+003-4.87e+003-4.75e+003-1.05e+003-1.17e+003包络最小2J-4.80e+003-4.80e+003-4.68e+003-9.96e+002-1.12e+003包络最小1I-4.42e+004-4.42e+004-4.28e+0048.18e+0037.27e+003包络最小1J-4.38e+004-4.38e+004-4.24e+0041.05e+0049.53e+003包络最小2I-4.79e+003-4.79e+003-4.68e+003-9.94e+002-1.11e+003包络最小2J-4.68e+003-4.68e+003-4.57e+003-9.09e+002-1.02e+003包络最小1I-4.38e+004-4.38e+004-4.24e+0041.05e+0049.55e+003包络最小1J-4.28e+004-4.28e+004-4.14e+0041.22e+0041.12e+004包络最小2I-4.67e+003-4.67e+003-4.56e+003-9.06e+002-1.02e+003包络最小2J-4.52e+003-4.52e+003-4.41e+003-7.91e+002-9.01e+002根据以上表格内容，本连续钢－砼叠合梁钢结构中，钢材最大压应力在F15轴墩位置截面下缘，应力大小47.9MPa；最大拉应力为F15～F16轴跨中位置截面下缘，应力大小为38MPa。砼板最大压应力为F15～F16轴跨中位置截面上缘，应力大小为3.65MPa；最大拉应力在F15轴墩位置截面上缘，应力大小4.98MPa。运营阶段全截面内力单元荷载轴向剪力-剪力-扭矩(kN*m)弯矩-(kN*m)弯矩-(kN*m)9包络最大12.47147.78419.34981.6410260.05809.719包络最大12.47140.00575.72903.6710653.91945.45包络最大14.49139.69575.7298