季节性冻土地区衬砌渠道的防冻措施

The preventive treatments of the frost heaving of lining canals in seasonal frozen soil areas

根据青海省防治衬砌渠道冻胀破坏的实践经验和研究成果,分析了季节性冻土地区渠道冻胀的基本特征,提出了防治衬砌渠道冻胀破坏的一系列措施。

The paper analyses the basic features of the frost heaving of canals in seasonal frozen soil areas and puts forward corresponding preventive measures based on some experiences and experiment achieve-ments in the field in Qinghai province.