Sanctions have “practically broken all” logistics corridors for trade
https://www.portcalls.com/sanctions-broke-all-logistics-corridors-for-trade-russia/
Due to lack of supplemental components of vehicles or trains, it will also be difficult for Russia to rebuild North-South Freight Corridor.
Unless India or other Middle-Eastern nations supply them, such a corridor won't function.
And, freight blockage caused by this turmoil would affect not only Russia but also many nations.
