1、结构重力+预加力+汽车荷载 组合2：结构重力+预加力+混凝土收缩及徐变作用+基础变位作用1+日照正温差+汽车荷载组合3：结构重力+预加力+混凝土收缩及徐变作用+基础变位作用1+日照反温差+汽车荷载 组合4：结构重力+预加力+混凝土收缩及徐变作用+基础变位作用2+日照正温差+汽车荷载组合5：结构重力+预加力+混凝土收缩及徐变作用+基础变位作用2+日照反温差+汽车荷载六、结构计算参数：上部箱梁采用C60混凝土，混凝土比重取26KN/m3，弹性模量为3.6104MPa，轴心抗压强度设计值为26.5 MPa，轴心抗拉强度设计值为1.96 MPa。预应力参数：抗拉强度标准值：1860 MPa 锚下张拉应
2、力：1395 MPa 弹性模量：1.95105MPa孔道摩阻系数：0.25 孔道偏差系数：0.001 锚具变形：6mm 松弛系数：0.035七、计算结果：（一）、成桥阶段截面内力：成桥阶段累计弯矩图成桥阶段累计剪力图成桥阶段累计轴力图成桥阶段各控制截面内力：箱梁控制截面轴力（kN）剪力（kN）弯矩（kN.m）边跨支点44297.6381761.899-9124.206边跨1/2L144201.324-12376.7322470.2631号墩墩顶起点侧墩边缘274830.1273499.39966681.621墩中心274358.413-2626.864623.712终点侧墩边缘274807.9
3、48-8757.67248174.432中跨1/4L145598.91314573.26777797.215中跨合拢段起点侧截面67066.354222.332-25570.256终点侧截面67044.999-427.386-25730.366中跨3/4L145654.06-14777.54469594.9552号墩墩顶274812.5410487.2932986.458274340.8264361.09155386.177274790.36-1769.78163394.506144201.33312418.325655.61644329.595-1613.568-8603.128本阶段最大、
4、最小内力截面及其内力值见相应内力图。（二）、成桥阶段截面上、下缘正应力：成桥阶段累计应力上（红）下（蓝）缘应力图成桥阶段各控制截面上、下缘正应力： 上缘（MPa）下缘（MPa）1.7532.8079.92710.13311.1099.71611.0989.70910.869.96512.4766.0735.3229.6255.3159.63112.3116.29610.73510.09211.0479.7611.1289.6939.95510.0891.7832.774本阶段最大、最小应力截面及其应力值见相应应力图。（三）、运营阶段作用短期效应组合截面内力：7.3.1、组合1：组合1最大弯矩图
5、组合1最小弯矩图组合1最大剪力图组合1最小剪力图组合1最大轴力图组合1最小轴力图各控制截面内力：最大最小44297.643253.121326-9124.21-9603.53144201.32-11981.05-13546.622610.28-15508.5274974.22274748.345591.83-226.5270248.5615259.3274502.5274276.62-561.82-6374.6970008.684332.66274952.04274726.16-6714.27-12533.4255352.32-21136.54145896.82145438.4616190.8
6、814300.7291081.7361313.1667364.2666905.91036.43-562.09-2971.07-28760.0367342.9166884.54350.66-1248.03-3144.31-28903.37145951.97145493.6-14507.12-16403.8282688.6652855.66274953.16274731.2214999.797982.8340358.02-38060.74274481.44274259.518845.251835.5460830.71-5068.18274930.98274709.042692.97-4323.34
7、66876.1413044.56144201.3313588.5612027.920496.48-17018.3844329.59-1185.1-3100.41-8603.13-9082.45最大、最小内力截面及其内力值见相应内力图。7.3.2、组合2:组合2最大弯矩图组合2最小弯矩图组合2最大剪力图组合2最小剪力图组合2最大轴力图组合2最小轴力图44479.293386.11927.57-9956.17144382.98-11848.06-13945.0328155.21-32896.09275167.7274742.216031.97-340.8181347.05-18606.152746
8、95.99274270.5-121.68-6488.9880707.07-27992.29275145.52274720.03-6274.13-12647.765650.8-51921.01146105.59145432.7516626.14101714.0345004.4367573.0366900.191471.698774.32-29169.5367551.6766878.83785.929062.11146160.73145487.9-14071.86112268.65275148.3915611.1386134.83274676.679456.59108747.1275126.213
9、304.31116932.32144381.3211439.1345933.6744509.59-3689.18-9431.887.3.3、组合3: 组合3最大弯矩图组合3最小弯矩图组合3最大剪力图组合3最小剪力图组合3最大轴力图组合3最小轴力图44115.98905.01-8771.57144019.67-13967.59-33621.47274566.35-468.18-20655.18274094.63-6616.35-30887.04274544.17-12775.08-55661.65145260.4516593.2614271.4940637.5866706.54753.04-12
10、77.26-2749.04-34329.980044.2279407.85291.47-1738.838051.51-23526.65145315.6-14104.74-16433.059897346121.39274956.09274556.2315880.2970773.05-46457.88274484.38274084.519725.7593157.2-12294.95274933.91274534.053573.47101114.116987.99144021.3413660.1811627.5837966.41-19887.0844149.6-1113.49-3500.73-825
11、3.77.3.4、运营阶段（活载）组合内力荷载组合4:组合4最大弯矩图组合4最小弯矩图组合4最大剪力图组合4最小剪力图组合4最大轴力图组合4最小轴力图3784.54-11449.6345542.8275173.83-780.95115212.49274702.12-6929.12113032.02275151.65-13087.8496435.28146111.316223.7613898.33118022.7667578.741069.31-964.479183.8267557.38383.54-1650.428666.85-29298.63146166.44-14474.24-16806.
12、295984.3136571.32275145.46274728.2915064.997436.6955719.8-68475.76274673.74274256.588910.451289.4176420.6-37394.68275123.28274706.112758.17-4869.4882694.34-21193.4113988.8811839.4528463.75-34488.3-784.79-3288.867.3.5、运营阶段（活载）组合内力荷载组合5:组合5最大弯矩图组合5最小弯矩图组合5最大剪力图组合5最小剪力图组合5最大轴力图组合5最小轴力图3651.551303.44-11
13、582.62-13569.1639997.87-16233.88274980.34274572.48-908.3210411413210.26274508.63274100.76-7056.49102333.631437.91274958.16274550.3-13215.2186136.79-24877.17145902.53145266.1613869.1107390.4656946.3167369.9766733.6-993.7-2561.57-34128.167348.6166712.24-1679.64-34725.16145957.67145321.31-16835.4329837
14、.05274553.2915334.15-76872.9274081.589179.61-44621.45274531.123027.33-27249.9914060.5-37357.01-713.17（四）、运营阶段作用短期效应组合截面上、下缘应力：7.4.1、组合1：上缘（红）下缘（蓝） 组合1上、下缘最大正应力图组合1上、下缘最小正应力图 各控制截面上、下缘正应力：1.351.322.182.156.364.7711.359.264.413.5512.311.434.43.3812.464.172.9812.8711.677.566.398.57.015.994.087.394.355.
15、974.077.414.377.246.088.927.433.942.7213.1311.94.263.2312.6111.584.343.512.3411.56.234.6711.479.411.372.162.12最大、最小应力截面及其应力值见相应应力图。7.4.2、组合2：组合2上、下缘最大正应力图组合2上、下缘最小正应力图各控制截面上、下缘正应力：5.361.32.6110.484.0512.658.958.883.0313.0811.268.872.8813.228.632.5113.6111.5111.825.779.656.4910.467.882.997.852.9612.239.275.9813.3911.199.310.833.9512.1710.3511.188.025.431.332.57最大、最小
