目录危险性较大的分部分项工程安全专项施工方案.............................................4(和谐路桥现浇箱梁)...................................................................4一、工程概况.........................................................................41.1项目简介.......................................................................41.1.1桥梁下部结构设计标准.......................................................51.1.2桥梁上部结构设计标准.......................................................51.1.3主要工程量.................................................................51.1.4工程建设条件...............................................................51.1.4.1地形地貌...............................................................51.1.4.2工程地质和地震烈度.....................................................51.1.4.3水文地质...............................................................61.1.4.4气象...................................................................61.2施工平面布置...................................................................61.3施工要求.......................................................................61.3.1质量目标...................................................................61.3.2工期目标...................................................................61.3.3安全目标...................................................................61.3.4文明施工目标...............................................................71.3.5环境保护目标...............................................................71.4桥梁施工技术保证条件...........................................................7二、编制依据.........................................................................8三、施工计划.........................................................................83.1施工进度计划...................................................................83.2材料与设备计划................................................................10四、现浇箱梁施工工艺技术............................................................134.1施工方案及工艺流程............................................................134.2施工方法......................................................................154.2.1碗扣式支架搭设施工........................................................154.2.1.1地基处理..............................................................154.2.2.2碗扣式支架搭设方法....................................................154.2.2模板工程..................................................................184.2.3钢筋工程..................................................................194.2.4预应力体系布设............................................................194.2.5砼工程....................................................................204.2.6预防箱梁裂缝的技术措施....................................................214.2.7箱梁模板拆除..............................................................224.2.8预应力张拉、压浆施工......................................................234.2.9支架拆除..................................................................25五、现浇箱梁施工安全保证措施........................................................255.1安全目标......................................................................255.2安全组织保障.................................