成都地铁3号线二三期工程第7标段负环拆除安全专项施工方案编制：复核：项目总工：项目经理：中铁八局集团有限公司成都地铁3号线二三期工程第7标段二〇一六年十月二十日一、编制依据...........................................................................................................................................2二、编制目的...........................................................................................................................................3三、工程概况...........................................................................................................................................33.1工程概述.....................................................................................................................................33.2设计概况.....................................................................................................................................4四、负环及反力架拆除条件....................................................................................................................5五、负环拆除筹划...................................................................................................................................6六、项目部组织管理机构........................................................................................................................76.1施工组织机构.............................................................................................................................76.2施工人员及岗位职责.................................................................................................................8七、施工部署.........................................................................................................................................107.1吊装设备配置............................................................................................................................107.2管片拼装孔凿穿........................................................................................................................107.3起吊工具制作............................................................................................................................107.3武侯立交站中板预埋吊环........................................................................................................117.4吊具设备选择....................................................................................................................................127.5川藏立交站负环吊装汽车吊型号选择....................................................................................137.6管片拆除施工平台....................................................................................................................156.7负环拆除施工工序....................................................................................................................18八、负环拆除施工方案..........................................................................................................................198.1负环拆除主要思路...........................................................................................................................208.2反力架的拆除............................................................................................................................208.3负环管片拆除步骤............................
