World's most expensive breakdown? Bertha got stuck for a year under Seattle after digging 1,000ft BNews 0:51 9 years ago 988 Далее Скачать
Seattle's Big Bertha tunnel drill blocked by mystery object CBS Mornings 2:21 11 years ago 1 450 139 Далее Скачать
Underneath Seattle: Working Under Pressure to Keep Bertha Moving wsdot 2:25 7 years ago 46 580 Далее Скачать
Video of Seattle Tunnel Partners rotating Bertha's cutterhead wsdot 0:44 9 years ago 65 798 Далее Скачать
This machine is digging a big hole through Seattle! KING 5 Seattle 2:11 7 years ago 3 175 Далее Скачать
Big Bertha -- world's largest tunnel boring machine -- facing big Seattle challenge CBS Evening News 2:04 11 years ago 286 330 Далее Скачать
Mystery object blocks world's largest tunnel boring machine in Seattle TomoNews US 0:55 10 years ago 29 716 Далее Скачать
What's stopping big Bertha Seattle debates mysterious object obstructing tunnel machine JZ Knights 2:09 11 years ago 1 703 Далее Скачать
