| 粉土地基微型桩基础抗压承载力试验研究 |
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| 引用本文： | 苏荣臻,李晋珍,田宇.粉土地基微型桩基础抗压承载力试验研究[J].工业建筑,2012(Z1):385-388. |
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| 作者姓名： | 苏荣臻 李晋珍 田宇 |
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| 作者单位： | 中国电力科学研究院;山西电力设计院 |
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| 摘 要： | 在粉土地基中采用微型桩基础具有较大的经济和社会效益。通过现场真型试验,对微型桩基础在下压荷载作用下的承力性状进行了研究,研究表明:对于本次试验,在下压极限荷载作用下承台底部土体承载比例≥6.9%,在进行微型桩基础承载力计算时可适当考虑承台底部土体承力。在此基础上,对微型桩基础的下压稳定计算方法进行了分析。
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| 关 键 词： | 微型桩 抗压承载力 试验研究 下压稳定 |
EXPERIMENTAL RESEARCH ON COMPRESSIVE BEARING CAPACITY OF MICROPILES FOUNDATION IN SILT GROUND |
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| Su Rongzhen,Li Jinzhen,Tian Yu.EXPERIMENTAL RESEARCH ON COMPRESSIVE BEARING CAPACITY OF MICROPILES FOUNDATION IN SILT GROUND[J].Industrial Construction,2012(Z1):385-388. |
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| Authors: | Su Rongzhen Li Jinzhen Tian Yu |
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| Affiliation: | 1.China Electric Power Research Institute,Beijing 100055,China; 2.Shanxi Electric Power Design Institute,Shanxi 030001,China) |
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| Abstract: | Using micropiles foundation can bring great economic and social benefits in silt ground.Through the field tests,the bearing behavior of micropiles foundation under compressive loadsis studied.The results show that the bearing ratio of soil≥ 6.9%,Soil capacity can be considered properly when calculate the compressive bearing capacity of micropiles foundation.On this basis,the compressive bearing capacity calculation methods of micropiles foundation are studied. |
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| Keywords: | micropile compressive bearing capacity experimental research compressive stability |
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