| 某工程大体积混凝土承台底板裂缝防治 |
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| 引用本文： | 唐冰,张萌,刘昕昕.某工程大体积混凝土承台底板裂缝防治[J].建筑技术,2011,42(2):178-179. |
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| 作者姓名： | 唐冰 张萌 刘昕昕 |
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| 作者单位： | 1. 北京理工大学,100081,北京
2. 北京建工一建工程建设有限公司,100054,北京 |
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| 摘 要： | 超长大体积混凝土底板易产生过多有害裂缝，通过从结构设计、混凝土原材料的选择、混凝土的配合比优化、混凝土施工工法、混凝土的保温和保湿养护及混凝土温度监控等方面进行了分析与研究，总结了防治大体积混凝土承台底板裂缝的施工措施，有一定的可行性与可操作性。
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| 关 键 词： | 超长 大体积混凝土 有害裂缝 防治 |
PREVENTION AND TREATMENT OF CRACKS ON MASSIVE CONCRETE PLATFORM BOTTOM PLATE IN AN ENGINEERING |
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| TANG Bing,ZHANG Meng,LIU Xin-xin.PREVENTION AND TREATMENT OF CRACKS ON MASSIVE CONCRETE PLATFORM BOTTOM PLATE IN AN ENGINEERING[J].Architecture Technology,2011,42(2):178-179. |
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| Authors: | TANG Bing ZHANG Meng LIU Xin-xin |
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| Affiliation: | TANG Bing1,ZHANG Meng2,LIU Xin-xin1(1.Beijing Institute of Technology,100081,Beijing,China,2.Beijing Construction Engineering Group,First Construction Engineering Co.,Ltd.,100054,China) |
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| Abstract: | During construction of steel formwork,deflections caused by side pressure during concrete placing,various external loads and performance of column formwork itself shall be prevented.After analysis,discussions and practices among parties,guide pin reinforcing measure is adopted during the processing of column formwork.Steel formwork has obviously better effect than other types of formwork during construction of large-section column(long column,oval column,steel framed reinforced concrete column) and the desi... |
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| Keywords: | finish concrete formwork special-shaped column |
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