Fatigue cracking is a main form of structural damage of asphalt pavements (chiefly including asphalt pavement with half rigid base course and AC overlay on portland cement concrete pavement).

• 疲劳开裂是沥青类路面(主要为半刚性基层沥青路面与水泥混凝土路面沥青混凝土加铺层结构)的主要破坏形式。