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  • 'Bertha' the boring machine far from boringadd to reading list  

    Posted on April 20, 2013 at 7:26 AM

    Bertha is currently laid out in 41 huge pieces just west of CenturyLink Field. By this summer, it will be assembled into a custom built, nearly 7,000-ton, tube-shaped, tunnel boring machine.

    By LINDA BRILL / KING 5 News

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