水泥混凝土路面是我国公路路面的主要类型 ,在旧水泥混凝土路面上加铺沥青混凝土面层是改善路面使用性能、提高路面使用寿命的主要措施之一 ,但面临的主要问题是如何防止或延缓反射裂缝的产生。简要分析了旧水泥混凝土路面加铺沥青混凝土面层后反射裂缝的形成机理 ,阐述了防止或延缓反射裂缝的主要技术措施 ,并对其效果进行分析评述 Cement concrete pavement is the main type of highway pavement in our country. Adding asphalt concrete pavement on old cement concrete pavement is one of the main measures to improve pavement performance and service life of pavement, but the main problem is how to prevent or delay reflection Crack generation. This paper briefly analyzes the formation mechanism of reflective cracks on asphalt concrete pavement of old cement concrete pavement, expounds the main technical measures to prevent or delay reflective cracking, and analyzes and comments on its effects