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People who like Poland: Boring of the M2 line in Warsaw continues with 4 TBM shields

    Teodor Adamczyk

    Poland: Boring of the M2 line in Warsaw continues with 4 TBM shields

    ZTM Warsaw Public Transport Authority reports the TBM Anna already bored almost a kilometer of metro tunnel and lined it with concrete rings from Karolina - towards the Chrzanów station. In the coming days, its twin colleague - the Krystyna...