%0 Journal Article %T Stress-Strain State of the Tunnel Chamber After Renovation of the Ventilation Shaft %A Sokornov, A.A. %A Kon'kov, A.N. %K tunnel, lining, mathematical modeling, finite element method, hyperstatic reaction method %J Proceedings of Petersburg Transport University %D 2026 %N 23 %P 10 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"