高等级公路沥青路面早期水损坏原因分析及对策

The Analysis of the Cause of the Damage in Early using time on Asphalt Pavement of highways and Measures for Prevention and Treatment

通过对泰州地区高等级公路沥青路面早期水损坏的室外调查及数据统计,分析该地区高等级沥青路面早期水损坏的现象及规律,并通过钻心取样对路面芯样进行马歇尔、抽提等室内实验研究,总结出该地区高等级沥青路面早期水损坏的原因,主要是路面空隙率过大、施工拌和不均以及选用材料质量较差,最后提出最佳的聚合物沥青混合料防治早期水损坏的有效措施与方案,通过减少现场空隙率,加强施工现场管理与控制,并选用优质的材料,可以有效防治该地区高等级沥青路面早期水损坏。

In this essay usual rut of early period to highways are given in Taizhou and the feature and the cause of water damage in asphalt pavement are analyzed. Then investigate the early damage of the asphalt pavement high grade asphalt and do some analysis by experimenting. Completely mastery the construction of the pavement constitutes and the the present using condition. Analyze the primary cause of water damage in early using time. Establish a criterion of water damage in early using time. Finally put forward a measurement to prevent or reduce the water damage in early using time.