%0 Journal Article %T Mathematical Modeling of the Process of Soil Freezing of Railway Subgrade in Cold Climate Con-ditions %A Van, S.. %A Kolos, A.F. %A Petryaev, A.V. %K Soil freezing, temperature mode, moisture migration, numerical modelling, railway subgrade %J Proceedings of Petersburg Transport University %D 2022 %N 19 %P 11 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"