Surprise finding: What's blocking Bertha, the tunnel boring machine?
Matt Preedy, deputy WSDOT viaduct replacement program administrator, and Chris Dixon, project manager with Seattle Tunnel Partners, announced today that engineers had discovered what’s blocking Bertha, the giant tunnel-boring drill stuck beneath Pier 48 on the Seattle waterfront:Â Rodney Tom and Pam Roach of the Senate Majority Coalition. Engineers discovered that Tom (D-48th LD) and…