成都天府国际机场500kV桃资一二线电力线路迁改还建工程基础施工方案XXXXXX成都天府国际机场500kV桃资一二线电力线路迁改还建工程二O一七年三月审批页批准:年月日审核:年月日编写:年月日1目录编制依据................................................................................................................................................-3-一、工程概况........................................................................................................................-3-1.1工程简介.........................................................................................................................-3-1.2基础工程简介(本队)..................................................................................................-4-1.3基础立柱外露..................................................................................................................-9-1.4地脚螺栓外露尺寸..........................................................................................................-9-1.5本队基础施工计划.........................................................................................................-9-二、基础施工准备................................................................................................................-9-2.1复测、分坑......................................................................................................................-9-三、基础施工......................................................................................................................-12-3.1施工指导依据................................................................................................................-12-3.2土石方开挖....................................................................................................................-12-3.3、土石方开挖主要事项:.............................................................................................-13-3.4、施工现场布置............................................................................................................-13-3.5钢筋...............................................................................................................................-14-3.6现浇混凝土基础施工....................................................................................................-16-3.7、混凝土质量检查........................................................................................................-22-3.8、混凝土的养护拆模....................................................................................................-23-3.9接地工程........................................................................................................................-25-3.10、基坑回填..................................................................................................................-27-3.11现场清理.....................................................................................................................-28-3.12其他要求.....................................................................................................................-28-四、施工质量措施..............................................................................................................-28-4.1质量保证措施..............................................................................................................