%0 Journal Article %T On the Operation of a Combined Culvert in the Body of a Double-Track Embankment %A Perminov, N.A. %K Precast culvert, two-track subgrade, train load, horizontal component of load, active/passive pressures, methods of reinforcement of structures %J Bulletin of scientific research results %D 2023 %N 2023 %P 12 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"