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Why tunnel boring machines are named after women

Frik Els | October 30, 2015 | 2:50 am Base Metals Precious Metals Copper Diamond Gold Silver 

Why are the eight tunnel boring machines (TBMs) used in London's mega Crossrail project all named after women (Phyllis, Ada, Elizabeth, Victoria, Jessica, Ellie, Sophia and Mary)? Why is the infamous TBM stuck underneath Seattle for the last two years called (Big)...

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