葵涌XXX污水支管网工程拖拉管施工技术方案编制:审核:批准:编制单位:上海市基础工程集团有限公司二○一五年月第3页共55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3页共55页目录第一章编制原则和编制依据......................................................................................41.1、编制原则..............................................................................................................41.2、编制依据..............................................................................................................4第二章工程概况及地质条件分析..............................................................................52.1工程简介.................................................................................................................52.2、地质条件及水文状况..........................................................................................5第三章工程目标和技术要求......................................................................................63.1、工程目标..............................................................................................................63.2、技术要求..............................................................................................................6第四章施工布署..........................................................................................................74.1、施工工期............................................................................................................74.2、施工任务划分......................................................................................................74第4页共55页第3页共55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4页共55页.3、劳动力配置..........................................................................................................74.3、施工机械配置......................................................................................................84.3、施工材料配置......................................................................................................84.5、施工现场平面布置..............................................................................................8第五章施工工艺和施工方法......................................................................................84.1、施工工艺流程......................................................................................................84.2、施工准备..............................................................................................................84.3、测量放线..............................................................................................................84.4、控制井施工..........................................................................................................84.5、导向孔钻进..........................................................................................................84.6、预扩孔及回扩......................................................................................................84.7、回拖施工..............................................................................................................84.8、检查井..................................................................................................................84.9、路面恢复和场地清理.............................