目录一、工程概况..................................................................................................................31.1工程简介..........................................................................................................31.2场地与周边环境特征........................................................................................51.3场地工程地质特征..........................................................................................71.4场地水文条件..................................................................................................71.5支护方案..........................................................................................................81.6基坑排水设计................................................................................................151.7专项方案论证................................................................................................15二、编制依据及原则....................................................................................................152.1编制依据..........................................................................................................152.2编制原则........................................................................................................16三、施工部署................................................................................................................163.1工程目标..........................................................................................................163.2施工准备........................................................................................................17四、施工方案................................................................................................................214.1支护桩工艺流程............................................................................................214.2测量放线........................................................................................................224.3旋挖灌注支护桩施工....................................................................................224.4边坡喷锚施工..................................................................................................344.5土方开挖施工方案及要求............................................................................384.6基坑明沟排水要求........................................................................................43五、基坑监测................................................................................................................46六、施工进度保证措施................................................................................................46七、施工质量保证措施................................................................................................477.1建立质量管理制度..........................................................................................477.2实验质量保证措施..........................................................................................487.3施工测量质量保证措施..................................................................................487.4基坑开挖施工质量保证措施..........................................................................487.5旋挖灌注桩施工质量保证措施......................................................................497....
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