我国北方地区渠系建筑物遭受冻胀破坏的情况相当普遍，其破坏形式有垂直变位和水平变位。产生冻胀的原因可归纳为低温、水份、土质、压力等因素。防治冻害的措施除在结构方面考虑外，主要从消除或消减冻胀的成因方面着手。文章着重介绍了防治冻害的具体措施。 It is quite common that the canal buildings in the northern part of China have been subjected to frost heaving destruction. The damage forms are vertical and horizontal displacement. The causes of frost heaving can be summed up as low temperature, water, soil, pressure and other factors. Measures to prevent frost damage aside from the structural considerations, mainly from the eliminate or reduce the cause of frost heave. The article focuses on the specific measures to prevent frost damage.