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    10 Jul 2026Transport

    TBM 'Durga' Achieves Breakthrough on Kolkata Metro's Purple Line

    India West Bengal
    In Short এক নজরে

    The News in Brief

    TBM 'Durga' successfully achieved a breakthrough at Victoria Metro Station, completing the underground tunnel between Khidderpore and Victoria on Kolkata Metro's Purple Line (Joka–Esplanade Corridor). The tunnelling began on 10 July 2025 and was completed in about one year, marking a major milestone in the city's metro expansion.

    Place and Time

    • Place: Kolkata, West Bengal
    • Time: 10 July 2026

    Why this is important

    • It advances the Joka–Esplanade Metro Corridor, improving connectivity between south Kolkata and the city centre.
    • The project is expected to reduce travel time, ease road congestion, and provide safer, more sustainable public transport.

    Main points to remember

    • TBM: Durga (Tunnel Boring Machine)
    • Metro Line: Purple Line (Joka–Esplanade Corridor)
    • Breakthrough Location: Victoria Metro Station
    • Tunnel Section Completed: Khidderpore–Victoria
    • Tunnelling Started: 10 July 2025
    • Breakthrough Achieved: 10 July 2026