The analysis and repair on bituminous pavement main damages of highway

With the traffic load heavy, traffic flow channel, traffic density increases trends, many highway performances have been gradually began to decay, such as road damages, carrying capacity, anti-slide sharply worsen. Highway cannot provide for vehicles, safe, comfortable, fast operation environment. Therefore, timely to highway maintenance and repair, make its use to recover and improve the performance, extend the use fixed number of year, this way not only for highway management department provides the huge economic efficiency, but also for the convenience of travel, highway users to promote social material circulation is ensured. The main damages of bituminous pavement are analyzed, such as crack, hole-slot, frost boiling and so on.