Reanimating Bertha, the Mechanical Behemoth Stuck Under Seattle KIRK JOHNSON The world’s biggest tunnel-boring machine, nicknamed Bertha, is awaiting repairs, and getting it going again will be an engineering feat in itself. August 2, 2014 at 4:00AM http://nyti.ms/1u7Au9K http://nyti.ms/1scTTH0 The New York Times U.S. Bridges and Tunnels

By KIRK JOHNSON via NYT / Eethg. Corps. Inc. / Terrence Herschel G. U.S. http://nyti.ms/1u7Au9K Reanimating Bertha, the Mechanical Behemoth Stuck Under Seattle August 2, 2014 at 4:00AM http://nyti.ms/1scTTH0 The New York Times