An unknown object that fascinated the country last month when it stopped the world’s most powerful tunnel boring machine digging underneath Seattle has finally been identified. And officials are ...
As with any task, if there’s more than one way to do it, then you should explore all of your options before forging ahead. This holds true in the world of utility construction. For years now, ...
Crews discovered an 8-inch steel pipe protruding through one of the openings of Bertha the tunnel boring machine today. The Seattle Tunnel Partners aren't ready to say exactly what is blocking Bertha, ...
Crews discovered an 8-inch steel pipe protruding through one of the openings of Bertha the tunnel boring machine today. The Seattle Tunnel Partners aren't ready to say exactly what is blocking Bertha, ...
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