及时地清除冰雪,保障冬季高速公路的安全、畅通，是高速公路养护部门的一项非常重要的工作。从提高除雪效果、降低环境污染、减少行车事故损失的角度，论述了采用新型除雪剂的意义，结合使用经验介绍了新型除雪剂的性能、喷洒方法和应用效果，并对经济效益和社会效益进行了分析。

It is one of the most important responsibilities of the expressway maintenance departments to remove the snows and ices on the expressway surfaces timely so as to ensure the safety and freeofblockage of the expressways in winter. In the paper, the significance of the application of new snowremoving agents is expatiated in respect of improving snowremoving efficiency, reducing environment pollution and minimizing the losses induced by traffic accidents. Furthermore, the features, spraying method and application effect of the new snowremoving agents are presented on basis of practical experience. Finally, analysis is made on the economic efficiency and social efficiency of the new snowremoving agents.