中关村青年小区10号、11号楼底板大体积混凝土施工方案.ra.doc

1 编制依据.....................................................................................３
2 工程概况、特点...........................................................................３
3 施工部署......................................................................................４
3.1 劳动力（人员）安排................................................................４
3.2 机械、车辆配备...............................................................５
3.3 技术管理安排.................................................................５
4 施工准备..........................................................................６
4.1 技术准备..........................................................................６
4.2 生产准备.............................................................................６
5 混凝土拌制、供货....................................................................７
5.1 供货技术指标.......................................................................７
5.2 混凝土供货速度...................................................................８
5.3 供货验收..............................................................................８
6 混凝土运输............................................................................８
7 混凝土浇筑.............................................................................９
7.1 浇筑施工工艺流程............................................................９
7.2 混凝土浇筑顺序...................................................................９
7.3 浇筑方法...................................................................１０
7.4 钢筋防止移位措施.........................................................１２
7.5 泌水处理....................................................................１２
7.6 表面防裂施工技术要点..................................................１２
8 混凝土养护....................................................................１３
9 试块留置......................................................................１３
10 泵送作业10.1 泵送程序.......................................................１４
10.2 泵送操作要求...............................................................１４
11 大体积混凝土温度裂缝控制验算及测温.........................................................................................１６
11.1 裂缝控制计算.....................................................................１６
11.2 温度测试..........................................................................２０
12 质量保证............................................................................２２
13 安全文明施工.......................................................................２５
图7-1 ................................................................................错误！未定义书签。
图7-2 ........................................................................错误！未定义书签。