【摘要】 针对东海大桥桥面铺装设计要求,对“东海牌”SBS改性沥青掺配湖沥青,配置高性能复合改性沥青。通过对改性沥青生产原料和工艺技术的优化,复合改性沥青各项指标达到设计要求,同时其SMA-13混合料性能研究和工程实际应用表明：东海牌SBS改性沥青可以全面满足桥面铺装等工程建设的要求。更多还原

【Abstract】 Combined with the bridge surfacing design of Donghai Bridge,the paper studied and produced high-powered compound modified asphalt through mixing lake asphalt into SBS modified as- phalt.The compound modified asphalt meets the project quality requirement by material choosing and producing technology optimizing.The performance of the asphalt mixture SMA-13 and its successful application in bridge surfacing of Donghai Bridge prove that the“Donghai”SBS modified asphalt can completely satisfies the asphalt pavement like bridge surfacing project.更多还原