沥青混凝土桥面铺装使用寿命预测及常见病害处治对策

Service Life Prediction and Common Disease Treatment Measures of Asphalt Concrete Bridge Deck Pavement

结合实例中沥青混凝土桥面铺装的使用寿命,深入分析沥青混凝土桥面铺装层病害的成因及处治对策,提出桥梁铺装层厚度与使用年限的关系式,并考虑经济性与耐久性,确定出沥青混凝土桥面铺装的最佳厚度为8cm。

According to the service life of asphalt concrete bridge deck pavement in an engineering instance,the paper analyzes the causes of diseases of asphalt concrete bridge deck pavement and treatment measures in depth,puts forward the relational expression between the depth of deck pavement and the service life.With consideration for economical efficiency and durability,it is confirmed that the optimal depth of asphalt concrete bridge deck pavement is 8cm.