目录一、工程概述...............................................................................................2二、施工工艺流程.......................................................................................2三、施工方案...............................................................................................41、箱梁底部支架系统搭设........................................................................................................42、模板施工................................................................................................................................53、预压........................................................................................................................................74、钢筋........................................................................................................................................85、后张法预应力........................................................................................................................97、中合拢段施工......................................................................................................................218、支架拆除.............................................................................................................................219、箱梁支座安装......................................................................................................................2110、预埋件................................................................................................................................2211、施工进人孔........................................................................................................................2412、注意事项............................................................................................................................25四、支架现浇箱梁质量保证措施.............................................................25五、支架现浇箱梁应急措施.....................................................................25六、项目部安全保障检查程序与保障措施.............................................25七、确保文明施工的技术组织措施.........................................................27八、主要工程量.........................................................................................29九、施工进度计划.....................................................................................30十、主要设备表.........................................................................................31十一、施工主要人员表.............................................................................33箱梁施工方案一、工程概述武昌南湖大桥工程为武昌南湖南路道路工程的一部分，位于武昌狮子山与象咀山之间的南湖水域内，西起华中农业大学，东接中南财经政法大学，南靠空军雷达站，北望楚雄大道。湖面开阔，水下地形较为平坦，湖底高程16.24～17.0m，岸边高程20m左右，两侧陆地高程在30m以上。水位一般在18～19.65m，水深2.5～3.0m，设计规划控制最高水位19.65m。桥下净空4.5m。武昌南湖大桥工程总长261m，主跨为30m+50m+30m预应力混凝土连续箱梁，两侧辅跨均为3×25m预应力混凝土简支空心板。桥墩采用钢筋混凝土板式墩，桥台采用钢筋混凝土肋板式台，桩基采用钢筋混凝土钻孔灌注桩。武昌南湖大桥工程主跨预应力混凝土连续箱梁，双设预应力结构箱梁中支点梁高2.6m，跨中梁高1.3m，梁底半径为222.189m，顶板宽11.5m，其中箱梁底宽6m，翼缘板长2.75m，顶板厚0.24m，底板厚从0.25m...
