目录一、编制依据................................................................................................................................................1二、工程概况及病害介绍............................................................................................................................12.1、概况......................................................................................................................................................12.2、设计支座更换方案..............................................................................................................................22.3、现状伸缩缝、支座病害情况..............................................................................................................3三、工程重难点分析....................................................................................................................................4四、施工总体部署........................................................................................................................................54.1、施工组织机构......................................................................................................................................54.2、工期计划..............................................................................................................................................64.3、主要物资材料......................................................................................................................................6五、施工方案................................................................................................................................................75.1、顶升支撑系统......................................................................................................................................75.2、钢盖梁施工........................................................................................................................................105.3、箱梁顶升............................................................................................................................................16六、资源配置计划......................................................................................................................................23七、施工质量保证措施..............................................................................................................................247.1、施工方案审批制度............................................................................................................................247.2、技术、质量交底制度........................................................................................................................257.3、技术保证措施....................................................................................................................................25八、施工安全保障措施..............................................................................................................................268.1、安全生产目标....................................................................................................................................268.2、安全保证体系....................................................................................................................................26...