Meet Lady Bird, a massive machine digging out a solution to DC wastewater woes – Washington Post

Washington PostA massive machine — longer than a football field — is munching away beneath Washington like a giant earthworm. Before it’s done, it will devour about 2 million cubic yards of soil that has been sitting under the city since the days of the dinosaurs …Digging for dirt in Washingtongulfnews.com all 5 news articles […]

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