%0 Journal Article %T A Mathematical Model of a Large-Diameter Tunnel Block Lining %A Ledyaev, A.P. %A Sokornov, A.A. %A Kon'kov, A.N. %K Tunnel, double-track lining, tunnel boring machine, mathematical modelling, finite element method %J Proceedings of Petersburg Transport University %D 2025 %N 22 %P 10 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"