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Patna Metro Rail Project to Commence Construction of Underground Tunnels for Corridor II

    A. Luthra
    By A. Luthra

    https://www.metrorailnews.in/patna-metro-rail-project-to-commence-construction-of-underground-tunnels-for-corridor-ii/

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    India Tunnelling

    India Tunnelling

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    cover tunnel photo by: Matt Brown from London, England / CC BY

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