Abstract: A series of test are carried out to analyze the characteristics of Marshall stability , high temperature rutting , low temperature crack resistance , water stability , freeze and cleave strength ratio , texture meter , fatigue resistance and skid resistance of bituminous mixtures and denseior to the others .Finally the results show that its life has been prolonged, of better social and economic value , and it is a kind of higher-performance bituminous mixture .

Key words: superpave , dense graded asphalt concrete , performance

摘要： 通过试验研究,系统分析了高性能沥青混合料和密级配沥青砼的路用性能,包括马歇尔稳定度,水稳定 性,抗冻融破坏性,低温抗裂性,高温稳定性,疲劳耐久性、摩擦系数和构造深度.结果表明:高性能沥青混合料 具有较密级配沥青混合料更好的路用性能,可以改善沥青路面使用品质,延长使用寿命,具有较好的经济和社 会效益,是一种性能优良的沥青混合料.

关键词: 高性能沥青混合料, 密级配沥青砼, 路用性能