Ultimate axle load is decreased with increase of pavement temperature; the higher the temperature of pavement, the less load action supported by pavement structure and the easier once load damage of pavement occurs. 极限轴载随着路面温度的升高而减小;路面温度越高,路面结构所能承受的荷载作用就越小,路面越容易出现一次性加载破坏。