【摘要】 排水面层沥青混合料为骨架空隙结构 ,它对组成材料具有更严格的要求 ,其组成设计与普通沥青混凝土也有差别 .结合国内外排水沥青面层研究成果和实践经验 ,根据排水面层沥青混合料的结构组成特点和排水沥青面层的路用性能 ,提出了比较合理的排水面层沥青混合料组成设计的方法 .更多还原

【Abstract】 Porous asphalt mixture belongs to skeleton-gap structure.Its components are required to have higher quality,and the design method is different from that of the common asphalt concrete.Based on the researches and practices on porous asphalt surface course,and its structure feature and functional performance,a reasonable design method of porous asphalt mixture is recommended.更多还原