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苏州某区水厂二期扩建工程取水头部施工组织设计.doc

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苏州 某区 水厂 扩建工程 取水 头部 施工组织设计
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目录目录 ....................................................................................................................................................................1第 1 章 编制说明 ..............................................................................................................................................41.1 编制说明 .............................................................................................................................................41.2 编制依据 .............................................................................................................................................41.3 工程目标 .............................................................................................................................................4第 2 章 工程概况 ..............................................................................................................................................52.1 工程概况 .............................................................................................................................................52.2 主要工程量 .........................................................................................................................................52.3 现场施工条件 .....................................................................................................................................62.4 工程特点 .............................................................................................................................................7第 3 章 施工组织与部署 ..................................................................................................................................83.1 施工方案选择 .....................................................................................................................................83.2 施工任务划分 .....................................................................................................................................83.3 施工组织机构 .....................................................................................................................................9第 4 章 临设规划及总平面布置 ....................................................................................................................104.1 临设规划 ...........................................................................................................................................104.1.1 预制场地及其平整 .................................................................................................................104.1.2 办公及生活用房 .....................................................................................................................104.1.3 生产用房及加工厂 .................................................................................................................104.1.4 施工用电 .................................................................................................................................104.1.5 施工用水 .................................................................................................................................114.1.5 施工用便道 .............................................................................................................................114.2 施工总平面布置 ...............................................................................................................................11第 5 章 施工进度计划 ....................................................................................................................................125.1 工期目标 ...........................................................................................................................................126.2 关键性工期控制 ...............................................................................................................................125.3 施工进度计划 ...................................................................................................................................12第 6 章 主要工程项目施工 ............................................................................................................................136.1 围堰施工 ...........................................................................................................................................136.1.1 围堰工程概况 .........................................................................................................................136.1.2 围堰施工工艺 .........................................................................................................................156.1.3 主要工作量 .............................................................................................................................156.1.4 主要施工方法 ........................................................................................................................166.2 PCCP 管道安装 .................................................................................................................................186.2.1 施工工艺流程 .........................................................................................................................186.2.2 主要施工机械设备 .................................................................................................................196.2.3 管材简介 .................................................................................................................................206.2.4 管道安装 .................................................................................................................................236.2.4.1 测量放线 ......................................................................................................................236.2.4.2 管道运输 ......................................................................................................................256.2.4.3 管沟开挖 ......................................................................................................................256.2.4.4 排水措施 ......................................................................................................................266.2.4.5 管沟加固支撑 ..............................................................................................................306.2.4.6 管基处理 ......................................................................................................................306.2.4.7 管道安装 ......................................................................................................................306.3 取水泵房施工 ....................................................................................................................................366.3.1 地下隔离墙施工 .....................................................................................................................366.3.1.1 水泥浆深层搅拌桩施工 ..............................................................................................376.3.1.2 压密注浆施工 ..............................................................................................................406.3.2 沉井施工 .................................................................................................................................406.3.2.1 工程概况 ......................................................................................................................406.3.2.2 施工部署 ......................................................................................................................406.3.2.3 沉井施工工艺流程图 ..................................................................................................416.3.2.4 基坑制作 ......................................................................................................................426.3.2.5 沉井制作 ......................................................................................................................446.3.2.6 沉井挖土和下沉方法 ..................................................................................................456.3.2.7 井点降水和地基加固的措施 ......................................................................................476.3.2.8 采用的施工机具设备 ..................................................................................................496.3.2.9 施工缝设置和处理(井壁施工缝留设示意图) ..........................................................496.3.2.10 施工措施 ....................................................................................................................496.3.3 机械设备安装施工方案 .........................................................................................................556.3.3.1 电动闸门安装 ..............................................................................................................556.3.3.2 管道安装 ......................................................................................................................576.3.3.3 格栅机安装 ..................................................................................................................606.3.3.4 污水泵安装 ..................................................................................................................616.3.3.5 电动葫芦安装 ..............................................................................................................626.3.4.电气设备安装工艺 .................................................................................................................656.3.4.1、高低压开关柜安装 .....................................................................................................656.3.4.2、高低压开关柜二次回路 .............................................................................................676.3.4.3、塑料护套线敷设 .........................................................................................................706.3.4.4、配管及管内穿线 .........................................................................................................716.3.4.5、电缆敷设 .....................................................................................................................746.3.4.6、电缆终端头和中间接 头的制作安装 .........................................................................776.3.4.7、接地装置安装 .............................................................................................................786.3.4.8、硬母线安装 .................................................................................................................806.3.4.9、低压电器安装 .............................................................................................................826.3.4.10、电动葫芦电气安装 ...................................................................................................836.3.4.11、室内灯具及一般电气器具安装 ...............................................................................846.4 顶管施工 ............................................................................................................................................866.4.1 工程概况 .................................................................................................................................866.4.2 编制依据 .................................................................................................................................876.4.3 工程地质 .................................................................................................................................876.4.3、施工步骤 ................................................................................................................................876.4.3.1 管线探测 ......................................................................................................................876.4.3.2 降水施工 ......................................................................................................................876.4.3.3 工作井施工 ..................................................................................................................886.4.3.4 顶管施工 ......................................................................................................................926.5 进水箱施工 .......................................................................................................................................996.5.1 土石方开挖 ..........................................................................................................................1006.5.2 底板施工 ..............................................................................................................................1006.5.3 脚手架施工 ...........................................................................................................................1006.5.4 钢筋工程 ...............................................................................................................................1016.5.4.1、钢筋进场检验 ...........................................................................................................1016.5.4.2、钢筋加工及运输 .......................................................................................................1026.5.4.3、钢筋绑架扎及连接 ...................................................................................................1026.5.5 模板工程 ...............................................................................................................................1036.5.5.1 模板选型 ....................................................................................................................1036.5.5.2、模板的修整 ...............................................................................................................1036.5.6 砼工程 ..................................................................................................................................1036.5.6.1 概述 ............................................................................................................................1036.5.6.2 墙身浇筑 ....................................................................................................................1046.5.6.3 伸缝缩、沉降缝及泄水孔的 处理 ..............................................................................1056.5.7 质量及安全技术措施 ...........................................................................................................1056.5.7.1 质量保证措施 ............................................................................................................1056.5.7.2 高温季节砼施工 ........................................................................................................1076.5.7.3 低温季节施工措施 ....................................................................................................107第 7 章 主要资源配备计划 ..........................................................................................................................1097.1 主要机械设备配备及使用 .....................................................................................................1097.2 劳动力配备及使用计划 .........................................................................................................110第 8 章 技术组织措施 ..................................................................................................................................1118.1 质量保证措施 .................................................................................................................................1118.1.1 质量目标 .........................................................................................................
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