| 灌注桩桩端压力灌浆后承载特性的模型试验研究 |
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| 引用本文： | 刘影,姚勇,肖军,彭陆.灌注桩桩端压力灌浆后承载特性的模型试验研究[J].建筑技术开发,2008(6). |
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| 作者姓名： | 刘影 姚勇 肖军 彭陆 |
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| 作者单位： | 西南科技大学土木工程与建筑学院;四川现代建筑设计有限公司; |
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| 摘 要： | 通过室内模型试验,对中密砂卵石地层桩端后压浆灌注桩进行静载试验以及开挖观察,分析了灌注桩荷载传递特点和桩端阻、侧阻随荷载增加的变化趋势,揭示了桩周土层性状改变影响桩侧摩阻力发挥的作用机理。
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| 关 键 词： | 桩端后压浆 承载力 侧摩阻 模型试验 砂卵石 |
ANALYSIS BEARING CHARACTERISTICS OF PRESSURER GROUTING AT THE END OF BORED PILES BY MODEL TEST |
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| Liu Ying Yao Yong Xiao Jun Peng Lu.ANALYSIS BEARING CHARACTERISTICS OF PRESSURER GROUTING AT THE END OF BORED PILES BY MODEL TEST[J].Building Technique Development,2008(6). |
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| Authors: | Liu Ying Yao Yong Xiao Jun Peng Lu |
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| Abstract: | Through indoor model test at the end of pile-grouted in the medium density of sandy pebble stratum,actualized static load test and excavation of observation of the pile,analysed the load transfer characteristics and changes trend of the pile base resistance,shaft resistance with the load increased.reveals the effect mechanism of changes characters of soil around a pile have affect on shaft resistance play. |
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| Keywords: | Post-grouting at end of pile Carrying capacity Shaft resistance Model test Sandy pebble stratum |
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