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高粘度基质沥青混合料高温抗剪性能试验研究
引用本文:刘朝晖,欧阳昇,沙庆林.高粘度基质沥青混合料高温抗剪性能试验研究[J].长沙交通学院学报,2007,23(2):14-19.
作者姓名:刘朝晖  欧阳昇  沙庆林
作者单位:长沙理工大学,公路工程学院,湖南,长沙,410076
基金项目:湖南省教育厅资助项目,高等学校博士学科点专项科研项目
摘    要:通过对高粘度基质沥青(AH-30)、重交沥青(AH-70)及SBS改性沥青混合料进行SST剪切和贯入剪切试验,对比研究了3种不同沥青混合料的高温抗剪性能.结果表明:高粘度基质沥青混合料的高温抗剪性能优于重交和改性沥青混合料,抗高温车辙能力明显,可适用于南方湿热地区沥青路面中下面层.

关 键 词:道路工程  高粘度基质沥青混合料  高温抗剪性能  贯入剪切试验  SST剪切试验
文章编号:1000-9779(2007)02-0014-06
收稿时间:2006-11-21
修稿时间:2006-11-21

Research on high viscosity asphalt based mixture on shearing properties
LIU Zhao-hui,OUYANG Sheng,SHA Qing-lin.Research on high viscosity asphalt based mixture on shearing properties[J].Journal of Changsha Communications University,2007,23(2):14-19.
Authors:LIU Zhao-hui  OUYANG Sheng  SHA Qing-lin
Institution:College of Highway Engineering, Changsha University of Science and Technology, Changsha 410076, China
Abstract:Superpave Shear Test and Uniaxal penetration test are carried on high viscosity asphalt based mixture,asphalt mixture for paving heavy traffic road and SBS modified asphalt mixture,contrasting to study the difference of three kinds of different mixtures in shear resistance to high temperature.The result shows that: high viscosity asphalt based mixture is better than normal asphalt based mixture for paving heavy traffic road and SBS modified asphalt mixture in aspect of shear resistance to high temperature,which can be applyed to the southern hot and damp region,and this can produce a good social and economic performance.
Keywords:road engineering  high viscosity asphalt based mixture  the high temperature shearing properties  uniaxal penetration shear test  superpave shear test
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