细集料对沥青混合料性能的影响_许志鸿.pdf

第 14卷　增刊 中　国　公　路　学　报 Vol. 14　Sup. 2001年 12月 China Journal of Highway and Transport Dec. 2001 : 1001 7372( 2001) S0 0027 04 许志鸿,刘　红,王宇辉,马卫民 ( ,　200092) 　: 从道路工程实际出发, 充分吸收国内外研究成果的基础上,以上海某重大工程所用级配 为基准外,还采用 10种对比级配进行了大量试验 ,分析了沥青混合料级配中细集料用量与沥青混 合料路用性能 (包括空隙率、稳定度、抗拉强度、永久变形)的关系。 : 禁区;细集料;马氏稳定度;间接抗拉强度 : U414　　　: A Inf luence of f ine aggregate on performance of asphalt mixture XU Zhi hong LIU Hong WAN G Yu hui M A Wei min, , , (Key Lab. of Road and Traffic Engineering of Minist ry of Education, Tongji University, Shanghai 200092, China) Abstract: Our research is based on the road engineering practice and domestic and overseas re search achievements The gradation of an important project in Shanghai is as the benchmark in. our research, and many tests with ten different contrast gradations are performed. The relation ships between fine aggregate content in asphalt concrete and the engineering properties(void con , , , ) . tent stability tensile strength permanent deformation of asphalt concrete is analyzed : ; ; ; Key words restricted zone fine aggregate M ARSHALL stability indirect tensile strength 　　。 , , , , 。 1　 1　 ( 2)+ 2. 36　 , 4% 2. 36 mm; , SHRP ( 3)+ 1. 18　 。 4% 1. 18 mm; , Sup 19, (4)+ 0. 6　 2% 。1 , 10 0. 6 mm; , 10: ( 5)+ 0. 3　 2% ( 1)+ 4. 75