| 钻孔灌注桩孔径扩大与塌孔的预防措施 |
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| 引用本文： | 李巨龙,董青红. 钻孔灌注桩孔径扩大与塌孔的预防措施[J]. 探矿工程(岩土钻掘工程), 1997, 0(4): 14-16 |
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| 作者姓名： | 李巨龙 董青红 |
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| 作者单位： | 中国矿业大学!徐州，221008 |
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| 摘 要： | 为保证桩基施工质量，节省灌注砼费用，采取了一系列相应措施预防孔径扩大和塌孔。着重介绍了有关预防措施和技术经济效果。
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| 关 键 词： | 钻孔灌注桩 充盈系数 孔径扩大 预防措施 |
Measures for Preventing The Bored Pile Hole from Enlarging and Caving |
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| Li Julong,Dong qnghong. Measures for Preventing The Bored Pile Hole from Enlarging and Caving[J]. Exploration Engineering （Rock & Soil Drilling and Tunneling）, 1997, 0(4): 14-16 |
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| Authors: | Li Julong Dong qnghong |
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| Affiliation: | China University of Mining industry Xuzhou 221008 |
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| Abstract: | In order to ensure the pile foundation construction quality and reduce concreting cost, a variety of measures have been taken to prevent the borehole from enlarging and caving with focus on the related preventative measures and techno-economic benefits. |
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| Keywords: | bored pile factor of filling borehole enlargement preventative measures |
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