Documents Show How Much Engineers Are Worried About Sinkholes—Right Before Bertha Drills Under the Viaduct
April 8, 2016 at 8:54 PMSea Levels To Rise Five To Ten Times Faster Than Previously Thought
March 24, 2016 at 7:53 PMBertha Started Mining (Again)
February 24, 2016 at 11:36 PMEngineer Who Warned of the Bertha Boondoggle Wants to Be the Tunnel Project's New Boss
February 18, 2016 at 11:17 PMWe Regret These Errors
January 6, 2016 at 1:21 AMTimeline: Bertha's Two-Year Nightmare Before Christmas
December 4, 2015 at 1:24 AMSurprise! Bertha's Tunneling Restart Date Postponed Another Month
October 27, 2015 at 10:19 AMWhy We Needed Bertha
October 27, 2015 at 10:07 AMGreatest Friday News Dump Ever: WSDOT Is Suing Seattle Tunnel Partners
October 9, 2015 at 9:46 PMTunnel Update: Bertha's Front End Is Going Back in the Ground Today and Tomorrow
August 24, 2015 at 7:44 PM