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晋中市城区外环道路快速化改造项目桩基施工方案目录一、工程概况..................................................31.工程概况..................................................32.工程所在地区环境..........................................3二、编制依据...................................................4三、施工准备：.................................................41.技术准备：................................................42.现场准备：................................................63.机械设备准备..............................................6四、资源配置计划...............................................81.劳动力配置计划............................................82.物资配置计划：............................................8五、施工进度计划...............................................9六、施工方法及工艺要求.........................................91.施工前准备工作............................................92.施工流程..................................................93测量放样..................................................104钢护筒制作及埋设..........................................105钻机就位..................................................116旋挖钻机钻进成孔工艺......................................117钢筋笼制作、运输及安装....................................158水下混凝土灌注............................................179．桩基检测................................................1810.试块养护（项目施工现场配备标养室）......................18七、质量保证措施.............................................19八、技术保证措施..............................................20山西建筑工程（集团）总公司2晋中市城区东、南外环道路快速化改造工程第四项目桩基施工方案1.桩位的控制.............................................................................................202.垂直度的控制.........................................................................................203.桩长的控制.............................................................................................204.桩径的控制.............................................................................................205.钻孔措施.................................................................................................206.钢筋笼吊装.............................................................................................207.水下砼灌注.............................................................................................208.成孔后沉降控制.....................................................................................21九、桩基施工重点和难点........................................211．桩基砼灌注注意事项............................................................................212．钻孔桩钻孔的纠偏措施........................................................................22十、安全、文明施工措施........................................241．安全措施................................................242.现场文明施工措施.........................................26十一、绿色施工及环境保护措施..................................271.防扬尘措施...............................................272．防止水污染措施..........................................283.防止施工噪声污染措施.....................................284．防止固体废弃物污染措施..................................29桩基施工方案一、工程概况1.工程概况本桩基工程...