The Kolkata Metro’s underwater tunnel is an engineering marvel that every Kolkatan can be truly proud of. The next time you are in my city, do put this on your must-do itinerary. TRIVIA ...

Prime Minister Modi inaugurated India's first underwater metro tunnel on March 6, as part of phase 2 of the East-West metro in Kolkata. The tunnel is constructed 13 metres below the riverbed and ...

The tunnel of the underwater metro is decorated with blue LED lights to mark the lower part of Hooghly River. The Kolkata underwater metro is scheduled to run on weekdays every 12 to 15 minutes in ...

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The Green Line is India’s first underwater metro tunnel and the deepest metro shaft. The first phase of the line was inaugurated in 2020 by the then Minister of Railways, Piyush Goyal. The Kolkata ...

Kolkata Metro Railway revised its plan for the Purple Line's Esplanade-Eden Gardens extension by deciding to use tunnel boring machines (TBMs) instead of the cut-and-cover method. The move aims to ...