我盟岭北地区,气候寒冷,降雨集中,养护时间又短,给砂石路养护带来很多困难,每年铺撒路面养护料数量甚大,仍效益不佳,转年入春即已消耗净尽,路面仍严重露骨。在保持路面半年有料当中,也往往出现松散、浮石,对于翻浆等病害的治理亦不能从根本上防治。为此,对于岭北砂石路的养 In the north of our league, cold weather, concentrated rainfall and short maintenance time bring many difficulties to the gravel road maintenance. Pavement pavement maintenance materials are still in large quantities each year, and are still inefficient. Pavement is still serious and explicit. During the six months of maintaining the pavement, there are also often loose and pumice stones that can not be fundamentally controlled. To this end, for the gravel road North Ridge raise