%0 Journal Article %T The influence of the parameters of bridge structures of high-speed railways on the dynamic properties of the bridge-freewaysystem %A Smirnov, V.N. %A Lukovnikov, E.E. %K natural frequencies and forms of free oscillations, jointless track, bridge structure, high-speed railway lines (HSR) %J Proceedings of Petersburg Transport University %D 2024 %N 21 %P 7 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"