甬台温高速公路温州乐清段改性沥青路面实施及使用效果分析

Modified Asphalt Pauement Construction and EffectAnalysis of the Yueqing Part of Wenzhou Expressway

沥青路面早期损坏现象十分普遍 ,被浙江省交通部门列入重点攻关的“三大难题”之一。我国南方地区高温稳定性更为敏感突出 ,是沥青路面的一个重点研究课题。温州高速公路乐清段采用了SBS改性沥青 ,经一年多的使用 ,效果显著。

Damage of asphalt pavement shortly after its completion is quite usual, which has been listed as one of the three# main difficulties that have to be overcome by Zhejiang transportation departments.It is especially serious in the southern area of China due to the long period of high temperature.How to solve this problem has become an important subject in the study of the asphalt pavement construction.SBS modified asphalt was put into use during the construction of the Yueqing Part of Wenzhou Expressway.Satisfactory results have been achieved since it was put into use one year ago.