Why are Russian subways so deep in Moscow and St. Petersburg? Russian metro depth

Why Russian subways are so deep? This explains by geological conditions: Moskva river in Moscow, Neva river and swampy ground in St. Peterburg. Constructors had to dig subway tunnels under the rivers. Russian metro depth Most station depth rarely exceeds 50 meters in Moscow, average depth in Petersburg is 60 meters. Admiralteyskaya (86 metres (282 […]

Continue reading