题目：接驾咀特大桥系杆拱施工设计方案系部：公路工程系专业：城市轨道交通工程技术学号:37班级：地铁1107姓名：姜鑫年月日目录1.工程概况...........................................................................32．施工总体部署......................................................................52.1施工总体方案...................................................................52.2施工组织机构...................................................................52.3施工队伍的分布.................................................................52.4施工用电.......................................................................62.5施工用水.......................................................................63系杆拱施工工艺和方法...............................................................63.1箱梁施工.......................................................................63.1.1保交通方案.............................................................63.1.2钢管支墩施工...........................................................83.1.3贝雷片纵梁的搭设.......................................................83.1.4支架搭设...............................................................83.1.5支架整体预压...........................................................93.1.6模板制作与安装........................................................113.1.7钢筋加工与安装........................................................113.1.8预应力束安装..........................................................123.1.9混凝土施工............................................................123.1.10张拉与压浆施工.......................................................133.1.11养护.................................................................143.2钢管拱工厂制造................................................................153.2.1施工准备..............................................................153.2.2材料复验..............................................................153.2.3焊接工艺评定..........................................................163.2.4拱肋及横撑加工制作....................................................203.3钢管拱吊装施工方法............................................................293.3.1拱部支架施工..........................................................293.3.2钢管拱吊装施工........................................................293.3.3拆除拱肋安装支架......................................................303.3.4拱肋混凝土压注........................................................306.3.5吊杆安装和调索张拉....................................................323.4拆除主梁支架..................................................................323.5桥面系施工....................................................................334安全保证措施......................................................................344.1交通安全控制措施..............................................................344.2施工安全措施..................................................................345支架检算..........................................................................345.1计算依据......................................................................345.2支架设计方案..................................................................355.3支架搭设要求..................................................................3...
