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
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图7-2 ........................................................................错误!未定义书签。