二次顶管专项施工方案汇总

＊＊＊市＊＊*镇 2024—2024 年截污次支管网工程(第＊标段）二次顶管施 工 方 案 编制单位:广东＊＊＊工程有限公司 日 期 ： 201＊年 0*月 目录第一章 工程概述.................................................................................................................................................31。1 工程概述............................................................................................................................................2第二章 施工部署.................................................................................................................................................22。1 顶管机型及配套设备.........................................................................................................................32。2 施工总流程.........................................................................................................................................3第三章 主要施工方法.....................................................................................Error: Reference source not found3。1 场地围蔽、“三通一平"、临建搭设................................................................................................43.2 放样及复核............................................................................................................................................53。3 工作井与接收井施工.........................................................................................................................53.4 顶进前准备工作....................................................................................................................................53.5 正常顶进................................................................................................................................................53。6 顶管机进出洞口技术方案.................................................................................................................83。7 套管安装...............................