An 8-inch-wide steel pipe. That’s what is likely blocking Bertha, the boring machine creating a tunnel through downtown Seattle to replace the Alaskan Way Viaduct. Officials say the steel pipe is ...
Seattle Tunnel Partners (STP) knew an 8-inch steel pipe was in Bertha’s path two years before the tunnel boring machine chewed through it, according to a new suit filed by Washington state. STP says ...
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