| 饱和软粘土地基沉桩过程中桩土挤压应力及超孔压计算 |
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| 引用本文： | 白冰,徐建平,周健.饱和软粘土地基沉桩过程中桩土挤压应力及超孔压计算[J].重庆交通大学学报(自然科学版),2000,19(3):1-3,7. |
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| 作者姓名： | 白冰 徐建平 周健 |
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| 作者单位： | 上海同济大学地下建筑与工程系,上海,200092 |
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| 基金项目： | 国家自然科学基金;59738160; |
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| 摘 要： | 饱和软粘土地基沉桩过程中桩土挤压所引起的桩周土体超孔隙水压力效应是非常显著的 .本文从弹塑性理论出发推导出沉桩过程中桩周土体挤压应力及超孔隙水压力的计算公式 ,给出了考虑挤压应力和超孔隙水压力等影响因素的合理打桩间距的确定方法
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| 关 键 词： | 饱和软粘土 挤压应力 扰动 孔隙水压力 打桩间距 |
Study on squeezing effect against soil and pore pressure by pile pushing in saturated soft clay foundation |
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| BAI Bing,XU Jian-ping,ZHOU Jian.Study on squeezing effect against soil and pore pressure by pile pushing in saturated soft clay foundation[J].Journal of Chongqing Jiaotong University,2000,19(3):1-3,7. |
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| Authors: | BAI Bing XU Jian-ping ZHOU Jian |
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| Abstract: | The excess pore water pressure of saturated soft clay foundation caused by pile pushing is obvious.The method for calculating squeezing stress and excess pore pressure by elastic plastic theory is deduced in this paper,and furthermore,the reasonable pile spacing by regarding the influence of both squeezing stress and excess water pressure is given. |
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| Keywords: | saturated soft clay squeezing stress disturbance pore pressure pile spacing |
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