)/0.6X1000X0.62-?(1/6X0.IX0.1X0.1)=6.34MPa<llMpa满足挠度计算:f实二5qL7(384EI)=5X(78.25X0.3X0.6)^0.6X1000X0.64^(384X9.0X109X1/12X0.I4)二0.53niniVf二L/400二0.6m/400二1.5mm满足箱式处抗弯计算:olllilx=l/8qL7W=l/8X(21.72X0.9X0.3)4-0.9X1000X0.924-(1/6X0.1X0.1X0.1)=3.96MPa<llMpa满足挠度计算:f实二5qL“/(384EI)二5X(21.72X0.9X0.3)4-0.9X1000X0.944-(384X9.0X109Xl/12X0.I4)=0.74mm<f=L/400=0.9m/400=2.25mm满足c、对15mm厚竹胶板onax=M/W=6.19Mpa<12MPa满足f实二5qL4/(384EI)=5X(2.3X25X1000X1.05X1.2)X0.344-(384X40.0X109X1/12X1X0.015?地质剖面支架地基经调查,主线桥自上往下分别为:22cm厚栓路面,30cm厚沥青老路面,100cm〜150cm杂填土层(路基填料);E、F、G、EN、ES匝道桥自上往下分别为:22cm厚沥青路面,30cm厚二灰碎石层,100cm〜200cm杂填土层;WN匝道匝道桥自上往下分别为:100cm~150cm建筑垃圾,300cm〜400cm粉质粘土夹粘土层。2当承台拆模后及吋对承台进行回填,避免被水淹导致基底承载力下降。承台基坑严格按照每层厚度不超过20cm分层回填夯实,填料采用级配碎石。填筑过程屮工)=0.71mm<f=L/400=0.3m/400=0.75mm满足5、膺架横向倾覆支架横向总宽度近25m,横向均采用钢管等进行连接,不存在倾覆可能,不需检算。