| With the rapid development of freeway, the maintenance of asphalt pavement become more and more important. But, there is still no common standard by which comprehensive estimate of asphalt pavement of expressway can be made so that we can master road condition in it's all aspects. In this dissertation, according to shen-da motorway, though analyzing the types, causes and influence factors of disease of asphalt pavement, comprehensive estimate system about maintenance has been founded, and it's standard has also been put forward which will contribute to the reasonable decision and improving management of freeway maintenance. |
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