Performance of test embankments with prefabricated vertical drains in soft Bangkok clay

被引:0
作者
Balasubramaniam, AS [1 ]
Bergado, DT [1 ]
Noppadol, P [1 ]
Long, PV [1 ]
Ahamad, M [1 ]
机构
[1] Asian Inst Technol, Bangkok 10501, Thailand
来源
FOURTEENTH INTERNATIONAL CONFERENCE ON SOIL MECHANICS AND FOUNDATION ENGINEERING, VOL 3 | 1997年
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中图分类号
TU [建筑科学];
学科分类号
0813 ;
摘要
Three full scale test embankments with Prefabricated Vertical Drains were conducted at the site of the Second Bangkok International Airport. The data obtained for a period of 660 days were analyzed and presented in the form of settlement and pore pressure profiles with depths, degree of consolidation from pore pressure measurements, rate of settlement - inverse time plots, settlement - log time plots, water content reduction and strength increase. ch values were back-calculated from pore pressure dissipation and settlement measurements. The data indicated that the degree of consolidation and the back calculated horizontal coefficient of consolidation c(h) estimated both from pore pressure dissipation and the settlement measurements are of the same order of magnitude. The water content reduction measured in the field is in agreement with values computed from the consolidation settlements. The estimated value of secondary consolidation parameter C-alpha from the settlement measurements in the field is 0.018.
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页码:1723 / 1726
页数:4
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