高等级公路沥青混凝土路面裂缝原因与防治措施

高等级公路沥青路面在运营期间出现早期损坏现象,如开裂、泛油、剥落、车辙等现象,影响正常运营和路面美观、降低平整度,甚至会削弱路面的整体强度,缩短路面的使用寿命。本文分析了路面裂缝的原因和产生裂缝的机理,提出了高等级公路路面裂缝的防治措施。

The premature failures harm of the semi-rigid type base asphalt pavements is very serious in the highway , such as craze , floating oil , flaking and wheel tracking , etc. It will affect the road operation and appearance of road surface , reduce smoothness control of road surface , and more it will reduce the whole intensity and shorted life of read surface . The cause and mechanism of the road crack are analyzed and the prevention and countermeasure are put forward in this paper.