半刚性基层沥青路面倒装结构在云南省农村公路中的应用

Apply of Inverted Structure of Semi-rigid Asphalt Pavement of Rural Road in Yunnan Province

针对云南省农村公路半刚性基层沥青路面容易产生裂缝的问题,在对云南省特别是昆明市西山区农村公路调研和分析的基础上,提出了半刚性基层沥青路面倒装结构。分析了该路面类型能够防治裂缝的机理,并阐述了其施工技术,为其他地区修建此路面结构提供一点经验。

In view of the problems of cracking product easily in semi-rigid asphalt pavement of rural road in Yunnan province,the inverted structure of semi-rigid asphalt pavement on the basis of investigating and analyzing the rural road in Yunnan province inspecial Xishan region in Kunming city is put forward.Analyzing the mechanism that the invert structures prevents and cures cracking,expounding the construction technology.A proposal for other regions building the inverted structure of semi-rigid asphalt pavement is put forward.