Application of Micro-Surfacing in Pavement Preventive Maintenance for Shen-Shan Freeway

As an economic, quick, effective pavement preventive maintenance (PPM) technology, Micro-surfacing Treatment is playing the very important role in Chinese for developing highway today. The article unified the domestic and foreign experimental regulations and the literature related to micro-surfacing, took Liaoning Province Shen-Shan highway preventive maintenance item as the backing, made the comprehensive analysis and elaboration about micro-surfacing from the aspect of raw material choice, mixture ratio design, construction and quality control. And it is proved fully that Micro-Surfacing may prevent the road surface smooth effectively with plant repair wheel rut diseases and so on.