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December 13, 2013

De-watering wells go in near Bertha

SEATTLE (AP) — The Transportation Department says crews are drilling “de-watering” wells Thursday to relieve pressure on a machine that has become stuck while boring a highway tunnel under downtown Seattle.

Spokeswoman KaDeena Yerkan says the wells should make it easier to identify what's blocking the machine known as Bertha. Then contractors will determine how to proceed.


 
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