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December 11, 2013

Drilling cranes probe Bertha's obstruction

SEATTLE (AP) — Two drills have been set up over the spot where a tunnel boring machine has run into a blockage 60 feet below downtown Seattle streets.

KING reports (http://bit.ly/1fhreZW) the drilling cranes will probe the obstruction that brought the machine known as Bertha to a stop.


 
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