| 泵送混凝土早期收缩裂缝成因分析与控制 |
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| 引用本文： | 赵宝盛,李晓忠,庄建坤,黄仕阶.泵送混凝土早期收缩裂缝成因分析与控制[J].混凝土,2005(5):54-56,68. |
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| 作者姓名： | 赵宝盛 李晓忠 庄建坤 黄仕阶 |
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| 作者单位： | 广东江门市新会恒建混凝土公司,广东,新会,529100;广东柯杰外加剂科技有限公司,广东,南海,528241 |
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| 摘 要： | 本文主要对泵送混凝土早期收缩裂缝的原因进行分析，结合实际工程，选择某大型厂房天面超长、超宽的结构，C40泵送施工。通过试验，采用C40泵送混凝土配合比，进行试验比对、分析，结合工程应用实例，提出早期收缩裂缝的一些观点以及质量控制措施。
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| 关 键 词： | 泵送混凝土 超长超宽结构 早期收缩裂缝 裂缝控制措施 |
| 文章编号： | 1002-3550(2005)05-0054-03 |
Reasons and preventions of early-age shrinkage cracking in pump concrete |
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| ZHAO Bao-sheng,LI Xiao-zhong,ZHUANG Jian-kun,HUANG Shi-jie.Reasons and preventions of early-age shrinkage cracking in pump concrete[J].Concrete,2005(5):54-56,68. |
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| Authors: | ZHAO Bao-sheng LI Xiao-zhong ZHUANG Jian-kun HUANG Shi-jie |
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| Affiliation: | ZHAO Bao-sheng~1,LI Xiao-zhong~2,ZHUANG Jian-kun~2,HUANG Shi-jie~2 |
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| Abstract: | It analyzed the reason of early-age crack in pump concrete combining with engineering practice of myriametre superbroad structure factory with C40 pump concrete.By the C40 pump concrete match ratio, the comparison experiment analyzed the detail condition.It provides some opinions and measurements for the early-age shrinkage crack. |
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| Keywords: | pump concrete myriametre superbroad structure early-age shrinkage cracking cracking controlling method |
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