风化花岗岩一般物理力学性质的研究已积累了较丰富的资料 ,而动态力学特性方面的研究却相对薄弱 ,本文根据车辆荷载作用下路基动态受力的特点 ,对风化花岗岩路基土的加卸载回弹模量、动变形、动强度进行了试验研究 ,以期获得风化花岗岩路基土动态力学性能的特点 Weathered weathering granite general physical and mechanical properties of the research have accumulated rich information, and dynamic mechanical properties of the research is relatively weak, according to the vehicle load under the dynamic characteristics of subgrade stress on the weathered granite subgrade soil loading and unloading rebound Modulus, dynamic deformation, dynamic strength of the experimental study in order to obtain the weathered granite subgrade soil dynamic mechanical properties