0省道455线色达亚龙至甘孜县罗锅梁子段公路改建工程土建施工B标段达曲河大桥专项施工方案编制：审核：四川川交路桥有限责任公司色锣路B标项目部二〇一七年四月二十日目录第一节工程概况.......................................................................................................................................-1-一、编制依据.......................................................................................................................................-1-10二、编制原则.......................................................................................................................................-1-三、工程概况.......................................................................................................................................-1-四、主要工程数量...............................................................................................................................-1-五、施工条件.......................................................................................................................................-2-六、桥梁单位工程施工总体目标确定...............................................................................................-3-第二节施工组织机构及框图...................................................................................................................-3-一、施工组织机构说明.......................................................................................................................-3-二、施工组织机构框图.....................................................................................................................-3-第三节桥梁施工技术方案.......................................................................................................................-5-一、施工部署.......................................................................................................................................-3-二、钻孔灌注桩施工...........................................................................................................................-3-三、扩大基础施工...............................................................................................................................-3-四、墩台身、盖梁、系梁施工...........................................................................................................-3-五、支座垫石.......................................................................................................................................-3-六、橡胶支座安装...............................................................................................................................-3-七、预应力小箱梁的预制...................................................................................................................-3-八、梁体安装.......................................................................................................................................-3-九、桥面铺装.......................................................................................................................................-3-十、伸缩缝施工...................................................................................................................................-3-十一、防护工程.......................................................................................................
