货运大道桩基施工方案.doc

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1、货运大道桩基施工方案　　货运大道桩基施工方案　　货运大道桩基施工方案　　天府新区货运高速钻孔灌注桩专项施工方案编制复核审批第一章工程概述___________________________________________________________41概述__________________________________________________________________41.1工程概况________________________________________________________

2、____41.2地质概况___________________________________________________________4第二章钻孔桩施工__________________________________________________________51总体施工方案____________________________________________________________52旋挖钻机施工工艺_____________________________________________

3、___________52.1施工方法___________________________________________________________62.2施工场地布置________________________________________________________82.3测量放线___________________________________________________________82.4钢护筒制作及埋设______________________________________

4、______________82.5泥浆制备及其循环系统________________________________________________92.6钻机就位___________________________________________________________102.7钻进成孔___________________________________________________________102.8旋挖桩施工应急措施____________________________________

5、_____________123.水上桩基础施工工艺_____________________________________________________133.1冲击钻机施工桩基___________________________________________________144.成孔检查、清孔_________________________________________________________185.钢筋笼的制作与安装_____________________________________

6、_______________195.1钢筋笼的制作_______________________________________________________195.2钢筋笼下放_________________________________________________________216.混凝土施工_____________________________________________________________236.1导管下放__________________________________

7、_________________________236.2二次清孔___________________________________________________________246.3混凝土灌注__________________________________________________________246.4灌注事故的预防及处理_______________________________________________287.钻孔桩成桩质量检测_________________________

8、___________________________30第三章进度及资源计划？___________________________________________________301.进度计划（?）__________________________________________________________302.材料计划（？）__