Comparison of settlement prediction methods of deep soft clay foundation of Amador cruise terminal in Panama
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    Abstract:

    There is deep soft clay stratum in the project site of Amador cruise terminal project in Panama. Inorder to evaluate the residual settlement of the foundation based on the observation data during the dead loadperiod the hyperbolic method the three ̄point method and the Asaoka method are used to predict the settlement.Aiming at the problem that it is difficult to determine the three equally spaced settlement points in the three ̄point method starting with the minimum radius of curvature three settlement points are reasonably defined. Five typical time settlement curves are selected and a comparative analysis is carried out on the settlement of the observation points. The following conclusions are drawn 1 Predicted settlements from hyperbolic method is usually larger with the increase of settlement observation time the accuracy of the measurement will be improved. 2 Predicted settlements from the Asaoka method is similar to the stable value but they are smaller than the final stable value,which obviously makes the foundation settlement unsafe.3 Predicted settlements from the three ̄points method are larger than the predicted settlements from Asaoka method and lower than the hyperbolic method which is closer to the stable value.4 The three settlement prediction methods are simple and practical and the predicted residual set- tlement is less than 150 mm which meets the settlement design requirements of the project.

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王 超,罗 航,邱 敏,胡睿杰,骆 钊.巴拿马Amador邮轮码头深厚软黏土地基沉降预测方法对比[J].水运工程,2020,(11):170-175

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  • Online: November 10,2020
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