第1页共52页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共52页长江堤外DN600/DN500管道内衬HDPE修复工程施工方案岳阳岳化创源检修安装有限公司2012-11-05第2页共52页第1页共52页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第2页共52页目录1、主要施工方案..........................................................................................................................................31.1施工工艺概述........................................................................................................................................31.2施工工艺流程........................................................................................................................................51.3测量放线................................................................................................................................................51.4.操作坑开挖............................................................................................................................................51.5管线断管................................................................................................................................................71.6管线内窥探测........................................................................................................................................71.7.PE管焊接..............................................................................................................................................71.9HDPE管压缩穿插..............................................................................................................................101.10．PE法兰焊接...................................................................................................................................111.11．管线的连接.....................................................................................................................................111.12.操作坑回填及附属物的安装............................................................................................................112、施工工期...............................................................................................................................................123、质量保证措施........................................................................................................................................133.1.质量管理..............................................................................................................................................133.2.质量控制体系......................................................................................................................................133.3.质量保证措施......................................................................................................................................174、4.工期保证措施.....................................................................................................................................204.1.组织措施..............................................................................................................................................204.2.技术措施..............................................................................................................................................204.3.经济保证措施....
