| 水泥土桩复合地基承载力确定的几个问题 |
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| 引用本文： | 李飞,刘松玉.水泥土桩复合地基承载力确定的几个问题[J].东南大学学报(自然科学版),1999(Z1). |
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| 作者姓名： | 李飞 刘松玉 |
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| 作者单位： | 盐城工学院!盐城224003(李飞)，东南大学!南京210096(刘松玉) |
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| 摘 要： | 结合工程实际，探讨了水泥土桩复合地基承载力标准值的取值方法，研究了垫层厚度对复合地基承载力及桩土应力比的影响，分析了几种常用水泥土桩承载力的评价方法所存在的问题，提出了标准贯入试验法，认为该法是评定水泥土桩承载力较可靠的方法，同时根据大量工程实测资料统计分析，给出了水泥土桩７ ｄ 和２８ ｄ 龄期无侧限抗压强度与水泥土桩身标准贯入击数Ｎ 值的经验关系，具有工程应用价值．
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| 关 键 词： | 水泥土桩 复合地基 承载力 |
On The Bearing Capacity of Soil Cement Mixing Pile Composite Foundation |
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| Li Fei,Liu Songyu.On The Bearing Capacity of Soil Cement Mixing Pile Composite Foundation[J].Journal of Southeast University(Natural Science Edition),1999(Z1). |
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| Authors: | Li Fei Liu Songyu |
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| Abstract: | Based on the test results of projects, this paper analyses several problems of the cement soil pile composite foundation, including the way of getting the value from loading test P S curve, cushion effect, the choose of the design parameter and the evaluation of pile capacity. Some good results are put forward. |
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| Keywords: | soil cement mixing pile composite foundation bearing capacity |
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