(20)汕头苏宁地下室底板结构专项施工专业技术方案(2013.05.29修改).doc

目 录 TOC \o 1-2 \h \z \u HYPERLINK \l _Toc3583829951.编制依据及工程简况 PAGEREF _Toc358382995 \h 3 HYPERLINK \l _Toc3583829961.1编制依据 PAGEREF _Toc358382996 \h 3 HYPERLINK \l _Toc3583829971.2采用标准规范清单 PAGEREF _Toc358382997 \h 3 HYPERLINK \l _Toc3583829981.3底板结构工程简况 PAGEREF _Toc358382998 \h 4 HYPERLINK \l _Toc3583829992.施工准备 PAGEREF _Toc358382999 \h 6 HYPERLINK \l _Toc3583830002.1技术准备 PAGEREF _Toc358383000 \h 6 HYPERLINK \l _Toc3583830012.2商品混凝土的技术要求 PAGEREF _Toc358383001 \h 6 HYPERLINK \l _Toc3583830022.3场地及交通准备 PAGEREF _Toc358383002 \h 7 HYPERLINK \l _Toc3583830032.4施工资源配置 PAGEREF _Toc358383003 \h 8 HYPERLINK \l _Toc3583830043.底板结构施工部署 PAGEREF _Toc358383004 \h 11 HYPERLINK \l _Toc3583830053.1底板施工进度要求 PAGEREF _Toc358383005 \h 11 HYPERLINK \l _Toc3583830063.2混凝土浇筑方式选择 PAGEREF _Toc358383006 \h 12 HYPERLINK \l _Toc3583830073.3施工区段划分及施工顺序 PAGEREF _Toc358383007 \h 12 HYPERLINK \l _Toc3583830083.4混凝土输送泵施工平面布置 PAGEREF _Toc358383008 \h 13 HYPERLINK \l _Toc3583830094.施工重点难点 PAGEREF _Toc358383009 \h 16 HYPERLINK \l _Toc3583830105.施工方法 PAGEREF _Toc358383010 \h 17 HYPERLINK \l _Toc3583830115.1截桩头混凝土施工 PAGEREF _Toc358383011 \h 17 HYPERLINK \l _Toc3583830125.2混凝土工程施工 PAGEREF _Toc358383012 \h 17 HYPERLINK \l _Toc3583830135.3模板施工 PAGEREF _Toc358383013 \h 19 HYPERLINK \l _Toc3583830145.4钢筋施工 PAGEREF _Toc358383014 \h 23 HYPERLINK \l _Toc3583830155.5混凝土施工作业面泌水处理和表面处理 PAGEREF _Toc358383015 \h 24 HYPERLINK \l _Toc3583830165.6大体积混凝土的水化温度控制 PAGEREF _Toc358383016 \h 25 HYPERLINK \l _Toc3583830175.7混凝土的泵送 PAGEREF _Toc358383017 \h 28 HYPERLINK \l _Toc3583830185.8泵管加固 PAGEREF _Toc358383018 \h 29 HYPERLINK \l _Toc3583830195.9施工缝部位施工 PAGEREF _Toc358383019 \h 30 HYPERLINK \l _Toc3583830205.10底板后浇带处预埋工字钢施工 PAGEREF _Toc358383020 \h 32 HYPERLINK \l _Toc3583830215.11劲性柱地脚螺栓的预留预埋施工 PAGEREF _Toc358383021 \h 32 HYPERLINK \l _Toc3583830225.12沉降观测点埋设 PAGEREF _Toc358383022 \h 33 HYPERLINK \l _Toc3583830235.13大面积超长底板混凝土养护 PAGEREF _Toc358383023 \h 33 HYPERLINK \l _Toc3583830245.14混凝土温度异常处理措施 PAGEREF _Toc358383024 \