Tamil Nadu Express - எங்கள் உயிர் துடிப்பு - Vijay Baradwaj

In the western railway region, There is a railway station near Ahmedabad Jn. named as Sabarmati Junction. But, One interesting thing is that there are two station code attached to it- 1) SBT and 2) SBI . Anyone knows whats the difference between two station codes ?

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