季节性冻土地区铁路路基防冻胀措施与设计原则

摘要

结合白阿线芒罕屯（含）至明水河（含）段既有铁路扩能改造工程的实际情况,确定季节性冻土地区路基防冻胀的具体措施。%According to practical situation of emergency capacity-expansion engineering for the existing railway of Manghantun to Mingshuihe section, the paper points out the antifrost measure of railway subgrade in seasonal frozen soil area.