沥青混凝土桥面铺装车辙、推移病害成因分析及养护对策

Damage Causes and Maintenance Countermeasures of Rutting and Lapse of Asphalt Concrete Pavement for Bridge Deck

高速公路桥梁沥青路面层的损害是多因素的综合,这些因素包括材料、结构、工艺与外因(荷载、自然因素)。内外两个方面的多种因素,在不同的条件下,不同程度的交叉组合、相互制约,会构成一个错综复杂的局面。因此要找到具体、针对性的解决对策,既需要有全面的观点,又要具体问题具体分析,根据实际情况采取切实可行的措施,才能确保桥梁良好的使用性能和安全性能。

The damage of asphalt pavement for expressway bridge deck is multi-elements, which includes both inside and outside factors such as materials, structure, process and external factors （load, natural factors）. Different degrees of cross-portfolio and mutual restraint would constitute a complex situation in different conditions. Therefore, to find the specific, targeted solutions not only need to have a comprehensive view, but also have to analyze specific issues and take practical measures according to the actual situation, which can ensure the good performance and safety of bridge.