摘要
由于寒冷地区冻胀作用，使得圆管涵冻害严重影响了公路的高速发展。根据调查结果分析冻害发生的主要原因，提出了减少病害发生的防治措施。
Frost failures of circular - pipe culvert limit the development of highway secretly for the reason of local frost effect. This paper analyses the causes of frost failures according to investigating results, and presents preven- ting and dealing measures to reduce frost failures.
出处
《黑龙江交通科技》
2000年第6期44-45,共2页
Communications Science and Technology Heilongjiang
关键词
圆管涵
冻胀病害
防治措施
circular - pipe culvert
frost failure
preventing and dealing measures
