季节性冰冻地区公路冻害的防治对策

Preventive Countermeasures for the Highway's Freezen Damages in Winter Freezing Areas

季节性冰冻地区,路面及路基上部的冻胀与翻浆破坏,不仅严重影响着行车的舒适性与通行能力,而且使各种等级公路的使用寿命大大缩短。针对季节性冰冻地区冻胀与翻浆的成因,给出了一些常用的公路冻害防治办法和对策。

In winter freezing areas, the damages of frost heaving on the road s urface and the top of road-bed not only influence of comfortability and traffic capacity of vehicles seriously, but also shorten the service life of the highwa ys of various levels greatly. In the light of the causes of highway's frost heav ing in winter freezing areas, this paper puts forward some common measures for p reventing highway's freezen damage.