Kolkata: Kolkata Metro runs a train under the Hoogly River tunnel for the first time in the country on Wednesday through a tunnel. P. Uday Kumar Reddy, Kolkata Metro’s General Manager hailed the event as a significant moment for the city, and he emphasized that this is only the beginning. Regular underwater trial runs on this route will soon follow.

24th Oct, 1984 – India's First Metro ran between Esplanade and Bhabanipur in Kolkata

12th Apr, 2023 – India's First Under Water Metro ran between Howrah Maidan and Espanade in Kolkata

KOLKATA CREATES HISTORY ❤️ pic.twitter.com/lKbFIJ5mVp

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The senior official and engineers successfully traveled from Kolkata to Howrah on the opposite side of the river in a Metro, said official sources. The route between Howrah and Esplanade covers a distance of approximately 4.8 kilometers, with 520 meters of that distance running through the tunnel beneath the Hooghly River. The tunnel’s depth is 32 meters below the water’s surface level.