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广州市西江引水工程管道施工工程方案.doc

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广州市 西江 引水 工程 管道 施工 方案
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目 录第一章 工程总体概述 ...........................................................................................................................5第一节 工程简述 ...............................................................................................................................5第二节 特殊工程概况 .......................................................................................................................6一、河涌底敷设管(过谭涌段) ................................................................................................6二、顶管段 ....................................................................................................................................6第二章 各施工工艺流程 .......................................................................................................................8一、室外开槽埋管施工流程 ........................................................................................................8二、顶管施工流程 ........................................................................................................................9三、施工进度控制流程 ..............................................................................................................10四、材料计划控制流程 ..............................................................................................................11第三章 各施工阶段的施工方案和施工方法 .....................................................................................12第一节 拆除道路 .............................................................................................................................12第二节 施工测量、放线 .................................................................................................................12一、施工测量点 ..........................................................................................................................12二、施工放样测量 ......................................................................................................................13三、管道放线 ..............................................................................................................................14第三节 水泥搅拌桩 .........................................................................................................................14一、施工流程 ..............................................................................................................................14二、水泥搅拌桩现场质量检测 ..................................................................................................16第四节 拉森钢板桩及钢板桩基坑支护 .........................................................................................18一、单独打入法 ..........................................................................................................................18二、钢板桩拔除 ..........................................................................................................................19第五节 直埋管道(钢管)工程施工 .............................................................................................20一、开挖沟槽 ..............................................................................................................................20二、管道基础 ..............................................................................................................................21三、管道敷设 ..............................................................................................................................22四、钢管(加肋钢管)焊接 ......................................................................................................23五、穿越河塘 ..............................................................................................................................27六、基坑回填 ..............................................................................................................................27七、钢管防腐 ..............................................................................................................................29八、管道冲洗及压力试验 ..........................................................................................................30九、检查井等构筑物施工 ..........................................................................................................32第六节 过谭涌段施工 .....................................................................................................................35一、施工前准备 ..........................................................................................................................36二、围堰 ......................................................................................................................................36三、管线土方沟槽施工 ..............................................................................................................39四、管道焊接 ..............................................................................................................................39五、过谭涌段深基坑 ..................................................................................................................40第七节 顶管施工 .............................................................................................................................40一、顶管方案选择 ......................................................................................................................41二、顶进施工步骤 ......................................................................................................................42三、顶力计算与后靠背设计 ......................................................................................................43四、顶管井 ..................................................................................................................................45五、顶管技术措施 ......................................................................................................................51六、顶管质量控制 ......................................................................................................................66第四章 施工准备计划 .........................................................................................................................71第一节 施工场地准备 .....................................................................................................................71第二节 生活设施准备 .....................................................................................................................71第三节 技术准备及计划 .................................................................................................................72一、设计交底及图纸会审 ..........................................................................................................72二、编制计划 ..............................................................................................................................72三、复核施工图纸 ......................................................................................................................72四、桩点交接及复核测量 ..........................................................................................................73五、编制实施性施工组织设计及技术交底 ..............................................................................73第四节 材料机具准备 .....................................................................................................................74一、材料准备 ..............................................................................................................................74二、机械设备准备 ......................................................................................................................74三、主要检测设备准备 ..............................................................................................................74第五节 生产准备 .............................................................................................................................75第六节 施工现场的准备 .................................................................................................................75第五章 主要施工机械及材料进场计划 .............................................................................................76第一节 投入本工程的主要施工机械设备表 .................................................................................76一、机械设备投入计划保证措施 ..............................................................................................77第二节 材料投入计划及保证措施 .................................................................................................78一、材料投入计划 ......................................................................................................................78二、材料投入保证措施 ..............................................................................................................79第六章 施工组织网络计划图 .............................................................................................................81第一节 工期目标 .............................................................................................................................81第二节 施工进度保证措施 .............................................................................................................81一、队伍的选择 ..........................................................................................................................81二、明确工期进度控制方法 ......................................................................................................82三、制定保证工期的技术措施 ..................................................................................................82第三节 施工进度计划横度图、进度图 .........................................................................................83第七章 施工总平面布置及有关说明 .................................................................................................86第一节 平面布置原则 ....................................................................................................................86第二节 施工平面布置 ....................................................................................................................86一、生活设施布置 ......................................................................................................................86二、办公设施布置 ......................................................................................................................87三、临时排水及污水排放 ..........................................................................................................87四、施工便道 ..............................................................................................................................88五、宣传布置 ..............................................................................................................................88六、修建排水设施、给水措施 ..................................................................................................88第三节 现场平面管理 ....................................................................................................................88一、平面管理原则 ......................................................................................................................88二、平面管理计划的确定 ..........................................................................................................89三、平面管理计划的实施 ..........................................................................................................89四、施工平面管理办法 ..............................................................................................................89第四节 施工总平面及临时设施布置图 ........................................................................................90第八章 安全文明措施 .........................................................................................................................92第一节 安全施工 ............................................................................................................................92一、安全生产目标 ......................................................................................................................92二、安全生产管理体系 ..............................................................................................................92三、安全管理组织机构 ..............................................................................................................92四、安全管理制度 ......................................................................................................................93五、安全教育 ..............................................................................................................................94六、季节性施工 ........................................................................................................................100七、安全达标实施细则 ............................................................................................................101八、基坑施工安全措施 ............................................................................................................103九、管道起重作业施工安全措施 ............................................................................................104十、夜间作业安全措施 ............................................................................................................104第二节 文明施工 ............................................................................................................................104一、文明施工目标及组织机构 ................................................................................................104二、施工措施 ............................................................................................................................107第九章 应急安全措施、安全施工专项方案、夜间和节假日施工方案 .......................................112第一节 应急安全措施 ....................................................................................................................112一、物体打击 ............................................................................................................................112二、火灾事故 ............................................................................................................................112三、触电事故 ............................................................................................................................113四、中毒、中暑事故 ................................................................................................................115五、机械设备伤害事故 ............................................................................................................117第二节 安全施工专项方案 ............................................................................................................117一、机械设备的安全使用 ........................................................................................................117二、相关机械的要求及使用 ....................................................................................................118三、安全用电技术管理 ............................................................................................................120第三节 夜间和节假日施工方案 ....................................................................................................122一、夜间施工方案 ....................................................................................................................122二、节假日施工方案 ................................................................................................................123第十章 质量保证措施 .......................................................................................................................125第一节 质量目标及违约责任承诺 ................................................................................................125一、质量目标 .................
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