城市道路沥青路面病害调查及成因分析

为了解城市道路沥青路面的使用状况,以福州市为例,详细调查了沥青路面出现病害的类型,并采用取芯试验分析其产生的原因。结果表明,龟裂、沉陷、裂缝、车辙是目前市政道路沥青路面出现的主要病害;病害成因主要有环境因素、施工因素和管养因素。分析结果对今后制定科学的养护对策具有一定的参考价值。

Diseases Investigation and Reason Analysis of Asphalt Pavement of Urban Roads

To understand the service conditions of asphalt pavements of urban roads, the diseases of asphalt pavements in Fuzhou were investigated and analyzed with the aid of coring test. The results show that alligator crack, subsidence, cracks and rutting are the main diseases of asphalt pavements of urban roads. Meanwhile, the reasons of diseases were primarily categorized into environmental factor, construction factor and maintenance factor. The result of analysis provides reference for maintenance policy setting.