连云港港疏港航道桥梁工程 QL—4 标东方红大桥主桥上部施工技术方案连云港港疏港航道桥梁工程 QL—4 标项目经理部二〇一〇年三月目录1、编制依据.....................................................................................................................................................12、编制范围.....................................................................................................................................................23、工程概况.....................................................................................................................................................24、主桥施工方案选择.....................................................................................................................................25、主桥施工总体顺序.....................................................................................................................................26、主桥上部构造施工方案.............................................................................................................................36。1 系杆、拱脚处支架搭设..................................................................................................................36。2、端横梁支架搭设...........................................................................................................................76。3 各分项工程施工..............................................................................................................................76.3.1 支座安装................................................................................................................................76.3。2、拱脚、端横梁、系杆施工流程.......................................................................................86。3.3、5＃、9#中横梁施工.........................................................................................................86。3.4、拱肋支架搭设.....................................................................................
