新建铁路贵阳至广州线贵阳至贺州段三江车站2#双线大桥满堂支架现浇连续梁施工方案编制：复核：审核：中交二公局贵广铁路工程指挥部三经部目录三江车站2号双线大桥满堂支架现浇连续梁施工方案..........................................................1一、工程概述...........................................................................................................................................................1二、编制依据...........................................................................................................................................................1三、地基处理...........................................................................................................................................................2四、支架...................................................................................................................................................................3五、模板...................................................................................................................................................................8六、钢筋施工...........................................................................................................................................................9七、箱梁预埋件安装................................................................................................................................................9八、混凝土工程.....................................................................................................................................................10九、箱梁预应力张拉和锚固..................................................................................................................................10十、混凝土养生及拆模..........................................................................................................................................11三江车站2号双线大桥现浇连续梁满堂支架计算书.............................................................12第一章设计计算说明..........................................................................................................................................12第二章模板计算.................................................................................................................................................14第三章小横梁设计计算......................................................................................................................................16第四章分配梁设计计算......................................................................................................................................18第五章碗扣支架计算..........................................................................................................................................20附图三江车站2#双线大桥现浇连续梁满堂支架设计图三江车站2号双线大桥满堂支架现浇连续梁施工方案一、工程概述三江车站2号双线大桥，上部结构形式为两联六跨等高截面连续梁（6×32m）。两桥台均为T型空心桥台，3#墩身为3.0×8.0m圆端实心墩、其余墩身为2.2×7.3m圆端实心墩，各墩高分别为15m、19m、18m、16m、16m。箱梁截面形式采用单箱单室，计算取梁端最不利截面，高3.028m（梁中心3.05m），箱梁顶板宽度12.20m，底板宽度5.68m，翼缘板悬挑处2.90m，腹板采用1：0.15倾斜坡度；翼缘板边缘厚24.5cm，根部厚65cm；顶板厚度为60cm；腹板厚度为107.2cm；底板厚度为70cm。其它细部尺寸...
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