中国建筑工程总公司CHINASTATECONSTRUCTIONENGRCCORP.长沙经开区黄金集团住宅小区施工总承包(第二标段)地下室底板施工方案中建三局集团有限公司长沙经开区黄金集团住宅小区施工总承包(第二标段)项目经理部二0一七年十一月目录1、编制依据....................................................11.1编制说明................................................11.2编制依据................................................12、工程概况....................................................22.1工程概况................................................22.2建筑概况................................................22.3防水工程概况............................................32.4底板结构概况............................................43、施工部署....................................................53.1底板施工平面布置图......................................53.2底板结构施工部署........................................63.3底板施工工艺流程........................................63.4进度计划................................................74、施工准备....................................................84.1技术准备................................................84.2现场准备................................................84.3机械设备准备............................................84.4劳动力准备..............................................94.5材料准备...............................................105、土方开挖及垫层施工.........................................115.1基础土方开挖...........................................115.2垫层施工...............................................116、防水施工...................................................126.1工艺流程...............................................126.2施工方法...............................................127、底板结构钢筋工程...........................................137.1施工准备...............................................137.1.1钢筋原材技术要求..................................137.2施工工艺...............................................137.2.1钢筋翻样..........................................137.2.2钢筋加工..........................................147.2.3钢筋连接..........................................147.2.4钢筋绑扎施工要点及技术措施........................147.3特殊部位施工措施.......................................157.3.1止水钢板的留设与固定..............................157.3.2底板板底筋保护层控制..............................157.3.3底板板面筋支撑....................................157.3.4桩基承台支撑钢筋..................................167.3.5底板后浇带处加固钢筋..............................177.4质量控制要求...........................................177.5质量保证措施...........................................198、底板结构模板工程...........................................208.1基础梁、桩基承台及底板外侧模板体系.....................208.2电梯井及集水坑模板支撑体系.............................218.3后浇带模板.............................................239、底板砼工程.................................................249.1施工准备...............................................249.1.1材料准备..........................................249.1.2施工组织准备......................................249.1.3施工物资准备......................................249.1.4施工技术准备......................................249.1.5现场准备..........................................259.1.6...