This paper summarized the hazards of transverse cracks to lime soil base,asphalt concrete surface layer structure pavement,analyzed the characteristics of lime soil base and the cracks causes,and put forward the precautions before construction and remedial measures after construction,so as to ensure the traffic safety and using function.%归纳了横向裂缝对石灰土基层、沥青混凝土面层结构路面产生的危害,分析了石灰土基层的特性及裂缝形成原因,并提出了施工前的预防措施和施工后的补救措施,从而确保道路行车安全和使用功能。
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