The influences of cement content, density, water content and age on the deformation behavior of the light heterogeneous soil are studied based on the uniaxial and triaxial stress-strain curves.

• 基于试验结果,得出聚苯乙烯轻质混合土单轴应力应变关系符合双曲线模型,三轴应力应变关系符合弹性-线性强化模型,并对应力应变曲线进行拟合。