综合路基面防水设计的国内外研究及应用现状,得出了热拌沥青混合料是路基面防水材料的首选。通过分析路基面防水层的功能要求,并参照公路、建筑、水工等其他工程领域的沥青混合料防水性能最新进展,归纳和分析了我国客运专线无砟轨道路基面防水层混合料特性及指标设计方案。 Based on the research and application status of water-proof design of roadbed at home and abroad, it is concluded that hot-mix asphalt is the first choice for waterproofing of roadbed. By analyzing the functional requirements of waterproofing layer and referring to the recent progress of waterproofing of asphalt mixture in other engineering fields such as highway, building and hydraulic engineering, the characteristics and indexes of waterproofing layer mixture on ballastless track in passenger dedicated railway line of our country are summarized and analyzed Design.