Axle Load and Road Conditions Disease Investigation and Analysis of the Expressway Service Area

On the basis of the investigation which is about the 10 service areas of the Beijing-Zhuhai Expressway in the Henan Province and the 11 service areas of Lian-Huo high-speed, we got the vehicle condition characteristics of China's current highway service area, and then carried through the pavement distress survey of the services area. According to the survey results, we summed up the main damage type of cement pavement of China's service area under heavy traffic conditions.