LinkLinks DCist: This New Boring Machine Will Help Keep 120 Million Gallons Of Sewage Out Of The Potomac By Editor On Jul 15, 2022 Last updated Jul 15, 2022 26 Share What’s 14 feet tall, weighs 380 tons, lives more than a hundred feet underground, and moves 1/4 mile per hour at its fastest? Alexandria’s new tunnel boring machine, of course! 26 Share FacebookTwitterReddItWhatsAppEmailPrint
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