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People who like reply on Minister: India plans to build 270km of new tunnels. There is a need for low cost tunnel construction withouth comprimising safety

    Ravnish Sharma
    Ravnish Sharma on Minister: India plans to build 270km of new tunnels. There is a need for low cost tunnel construction withouth comprimising safety (): India must manufacture own tunnel boring machines. We have one of the largest...

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