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May 5, 2016

Bertha 30% done with 385-foot trip

By JOURNAL STAFF

WSDOT image [enlarge]

SEATTLE — As of Wednesday afternoon, the tunneling machine Bertha was more than one-third of the way through its 385-foot journey under the Alaskan Way Viaduct.

According to WSDOT's tunneling progress web page, Bertha has traveled 149 feet and built 22 of 59 rings. Track the progress at http://wsdot.wa.gov/Projects/Viaduct/99closure/progress.

The viaduct has been closed since Friday for the two-week operation.




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