article_snippet: The world’s largest boring machine was lifted out of an underground tunnel in Seattle, where The world’s largest boring machine has been stuck for more than a year after The world’s largest boring machine broke down mid-job.
article_snippet: The gigantic drill, known as Bertha, stopped working in December 2013 after digging just 1,000ft of Crane two-mile journey to replace the aging Alaska Way, which was damaged in 2001 by an earthquake.
article_snippet: The front end of gigantic digger
article_snippet: Bertha is being lifted out of the ground by a huge red crane in a painstaking process .
article_snippet: The machine, pictured in the ground, stopped working after digging just 1,000ft of its two mile trip to replace an aging waterfront highway .
article_snippet: The operation was the fourth and final lift in the department’s repair programme, with crews already removing three pieces of Bertha’s exterior from the pit, the Washington State Department of Transportation added.
article_snippet: A white crane arrives on the scene in Seattle to help lift part of Bertha, which had been buried 120 feet underground .
article_snippet: Workers prepare a gravel pad as Bertha is pulled out of the ground.
article_snippet: He added that Bertha now needs to be disassembled, inspected and repaired before construction companies commit to a time frame where the machine will start work again - with some contractors saying work could start again in August, .
article_snippet: There had been concern that Bertha, buried 120 feet might not be able to move Bertha, buried 120 feet to the pit opening because Bertha, buried 120 feet had experienced various mechanical issues, including increased temperatures, before Bertha, buried 120 feet stalled.
article_snippet: But, using its own power, its was able bore through nearly 20 feet of concrete last month to break through a wall leading to the rescue pit's opening, ready for its to be extracted this week.
article_snippet: Bertha , which weighs around 2,000 tons, was able bore through nearly 20 feet of concrete last month to break through a wall leading to the rescue pit's opening .
article_snippet: The back end of Bertha, the five-story high drilling machine which has become stuck underneath the city of Seattle .
article_snippet: Crews struggled for weeks to reach the object that was blocking The machine, from moving forward 60 feet below the surface after it got stuck .
highlights_snippet: Gigantic device, known as Bertha, stopped working in December 2013 after digging just 1,000ft of a highway tunnel .
  