沥青混凝土桥面铺装层病害成因分析及处治

Disease Cause Analysis and Treatment of Asphalt Concrete Bridge Deck Pavement Layer

对汾离高速公路北偏城大桥桥面铺装层使用状况进行了详细调查,分析、总结了桥面铺装层病害成因及机理,提出了18 cm钢纤维混凝土铺装层+1 cm超黏纤维磨耗层的养护处治对策,达到了良好的养护处治效果,为类似工程提供了经济、耐久、可靠的养护处治对策。

In this paper,a detailed investigation of the service condition of the pavement of North Piancheng Bridge Deck in Fenli Expressway was conducted,and the cause and mechanism of the bridge deck pavement disease were analyzed and summarized.A maintenance countermeasure of using 18 cm steel fiber concrete pavement layer with 1 cm super-sticky fiber wearing layer were put forward,and achieved good curing effects.It provides economical,durable and reliable maintenance countermeasures for similar projects.