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Home ? Your Videos ? Odd cause for breakdown of tunnel borer in Seattle

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13/12/2013 09:38:39

larrygj
larrygj
Posts: 9
"Bertha", a 5-story tall, $80 million tunnel boring machine, was stopped in its tracks on December 6, 2013 while grinding away in the construction of an underground highway; it came to a sudden halt after hitting some unknown obstacle. NOW we have the explanation here of what REALLY happened:


Enjoy! Edits were done in Camtasia, and the great sound clips are free and in the public domain from http://www.freesound.org, a wonderful resource.
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Home ? Your Videos ? Odd cause for breakdown of tunnel borer in Seattle