According to field investigation,highway slope destructions include water scour,wind erosion,sand covering,freezing expansion and thaw settlement,salt crystallized swelling and soluble erosion et al.

• 针对这些病害,内蒙公路建设部门采取了因地制宜、环境协调的防护措施,主要有急流槽集中排水、整片植物防护、圬工骨架植物防护、网格植物防护、圬工防护及合理养护和禁牧等措施。