Tunnels: Difference between revisions

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(Created page with "*There is huge red tape for building tunnels, and costs are $100M-$1B per mile [https://www.nbcnews.com/tech/tech-news/urban-tunnels-musk-s-boring-co-draw-industry-skepticism-...")
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Revision as of 02:07, 11 September 2022

  • There is huge red tape for building tunnels, and costs are $100M-$1B per mile [1]
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