| 某商务中心大体积基础底板的裂缝控制 |
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| 引用本文： | 李玉屏. 某商务中心大体积基础底板的裂缝控制[J]. 山西建筑, 2002, 28(9): 57-58 |
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| 作者姓名： | 李玉屏 |
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| 作者单位： | 山西建工(集团)总公司科技部,山西,太原,030002 |
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| 摘 要： | 以山西金港国际商务中心主楼地基采用的泵送连续无缝一次浇筑施工技术为例，介绍了使用优质粉煤灰，膨胀剂及超缓凝型泵送剂能降低水化热，可控制大体积混凝土裂缝的方法，指出应用此法，可有效提高混凝土的密实度以防止裂缝的产生。
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| 关 键 词： | 商务中心 基础底板 大体积混凝土 水化热 裂缝 |
| 文章编号： | 1009-6825(2002)09-0057-02 |
| 修稿时间： | 2002-07-13 |
Cracks control of large volume foundation slab of certain commercial centre |
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| LI Yu ping. Cracks control of large volume foundation slab of certain commercial centre[J]. Shanxi Architecture, 2002, 28(9): 57-58 |
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| Authors: | LI Yu ping |
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| Abstract: | Taking construction technology of large volume foundation slab of Shanxi Jingang international commercial centre main building as example, the methods using high quality fly ash and expanding agent to abate heat of hydration and control large volume concrete cracks are introduced. At last the paper points out that its application can efficiently improve degree of density of concrete in order to avoid crack occurrence. |
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| Keywords: | large volume concrete heat of hydration cracks |
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