Sound Stories. Sound Voices.
Play Live Radio
Next Up:
0:00
0:00
Available On Air Stations
You are on the KUOW archive site. Click here to go to our current site.
00000181-fa79-da89-a38d-fb7f2a000000Bertha, the world's biggest tunneling machine, is a five-story-tall monstrosity of drilling tasked with digging out the tunnel for State Route 99 to replace the Alaskan Way Viaduct. It's journey to the center of the earth underneath downtown Seattle began in July 2013, and since then the project has seen its fair share of successes and failures.Follow the progress of the $3 billion megaproject with KUOW.

Boring Bertha Has Been Freed And Will Try Again

The hole built to rescue Bertha, the deep boring machine.
WSDOT webcam
/
The hole built to rescue Bertha, the deep boring machine.

Engineers have removed the cutter head from the enormous tunneling machine nicknamed Bertha. The malfunctioning part had been stuck for more than a year in a highway project under Seattle's downtown.

Ongoing coverage of Bertha, Seattle's tunneling machine.

Martin Kaste is a correspondent on NPR's National Desk. He covers law enforcement and privacy. He has been focused on police and use of force since before the 2014 protests in Ferguson, and that coverage led to the creation of NPR's Criminal Justice Collaborative.