Keywords Subgrade;high liquid limit clay;soft clay;creep test;overlay model;model identification;empirical creep model;yield surface creep model;FEM;settlements;

• 路基;高液限土;软粘土;蠕变试验;层叠模型;模型辩识;经验蠕变模型;屈服面蠕变模型;有限元;沉降;