Causes and the Countermeasures of Asphalt Pavement Crack in frozen Period
Cun Lingqiu (Jilin Provincial High-grade Highway Construction Bureau Changchun 130021)
It was a common problem that the asphalt concrete pavement cracked in frozen period. According to the analysis and the research, this paper analyzed that crack may be caused by the low temperature, subgrade frozen heave and subgrade reflection. Considering the road material, road structure and water diversion of highway, the countermeasures were put forward.