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giant tunneling machine bertha

What's Blocking Bertha, Seattle's 5-Story Tunneling Machine ...

Dec 11, 2013 · What's Blocking Bertha, Seattle's 5-Story Tunneling Machine? : The Two-Way The giant cutter is designed to bore through rock and soil without a problem. But it has hit something that has brought work on a highway tunnel to a stop.

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Bertha's breakthrough just 'halftime' for tunnel project ...

Bertha's breakthrough just 'halftime' for tunnel project ... A look back at the saga of Seattle's giant tunnel machine; Complete Bertha coverage ... a tunneling ...

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Bertha, The Giant Tunnel-Boring Machine Stuck Under Seattle ...

Bertha, The Giant Tunnel-Boring Machine Stuck Under Seattle, Makes First Progress In Over A Year

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Big Bertha -- world's largest tunnel boring machine -- facing ...

Dec 24, 2013 · Big Bertha -- world's largest tunnel boring machine ... Meet Crossrail's giant tunnelling machines ... Why a Giant Machine Is Digging a Tunnel Under ...

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Bertha (tunnel boring machine) - Wikipedia

The World's Largest EPB Shield Tunneling Machine; Bertha on Twitter; SR 99 tunneling machine - Bertha by WSDOT on Flickr; Overview from HistoryLink;

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big bertha tunnel - Roadheader Cutting Machine

big bertha tunnel. Alaskan Way Viaduct ... The SR 99 tunneling machine, nicknamed Bertha, has completed her work. ... Watch the giant boring machine at the end of ...

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Bertha, Seattle's SR 99 Tunneling Machine, Is Finally Done ...

Apr 03, 2017 · Bertha the tunneling machine broke through a new concrete wall into a disassembly pit. At first it was hard to see the machine's arrival through clouds of dust.

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giant underground tunneling machines - Roadheader Cutting Machine

giant underground tunneling machines ... Bertha, the world's largest tunneling machine, has been stuck under downtown Seattle since it broke in December 2013.

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In Seattle, A Giant Tunnel-Boring Machine Named Bertha ...

Apr 05, 2017 · The city has reached a milestone in its plans to move a two-mile section of a state highway underground.

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Bertha breaks through: Tunnel boring machine completes 4-year ...

Tunneling operations on the ... Bertha breaks through: Tunnel boring machine completes 4 ... The world's largest tunnel boring machine, dubbed Bertha ...

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After 4 Years, Seattle's Giant Tunneling Machine Finally ...

Bertha, the largest boring machine in North America, has reached the light at the end of the tunnel, after getting stuck, and sitting motionless underneath the city for two years.

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World's largest tunnel-boring machine finally breaks through

World's largest tunnel-boring machine finally ... they looked to be right as the machine, known as Bertha, ... when the giant machine cut through the final ...

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Big Bertha, world's largest tunnel-boring machine, arrives in ...

... world's largest tunnel-boring machine, ... Bertha's a lumbering giant ... machine Bertha tunneling machine Big Bertha Big Bertha Seattle ...

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Alaskan Way Viaduct - Goodbye Bertha: Final piece of the ...

Disassembly of the world's largest tunneling machine is now complete. This morning crews lifted the final pieces of the 8,000-ton giant out of the SR 99 tunnel's disassembly pit near Seattle Center. The lift ended more than four months of difficult work, captured in this time-lapse video: Bertha ...

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Giant Tunneling Machine Bertha - Image Results

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Watch Bertha, the world's largest tunnel boring machine ...

From the dark depths beneath Seattle, Bertha the SR 99 tunnel machine headed out of the muck and into daylight on Tuesday, completing a final push in a years-long effort to create space for a new highway beneath the city.

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Enormous Tunneling Machine 'Bertha' Blocked By 'The Object'

An anonymous reader sends word that 'Bertha,' the world's largest tunneling machine, which is currently boring a passage beneath Seattle's waterfront, has been forced stop.

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8 Massive Tunnels Being Built Right Now Under A City Near You

Now that we know it was an eight-inch steel pipe that brought the world's largest-diameter tunneling machine to a halt up in Seattle, we can no longer fantasize about Bertha unearthing a five-story-tall buried locomotive. But we can look at something almost as fascinating: The other giant holes that ...

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giant underground tunneling machines - Cutting Head

Tunneling Machine; giant underground tunneling machines; ... A tunnel boring machine (TBM) is like a giant drill, ... Bertha is ready to start digging.

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Big Bertha: Mystery object blocks Seattle's tunnel drill ...

The world's biggest tunnel boring machine, ... Big Bertha: Mystery object blocks Seattle's tunnel drill. ... The $80 million machine, nicknamed Big Bertha, ...

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Bertha, the world's biggest tunneling machine ... - CityMetric

Bertha, the world's biggest tunneling machine, ... At the moment, workers are building a giant pit so they can free the machine's front end, ...

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Bertha breaks into repair vault | The Today File | Seattle Times

The giant drill has spent ... WSDOT construction cameras appear to be capturing dust clouds over Bertha's repair vault. ... Bertha, as the tunneling machine is ...

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Poor Bertha: Tunnel drilling progress stopped again - Puget ...

Progress to get the Seattle tunnel-digging machine Bertha moving ... Tunnel drilling progress stopped again ... Bertha is the giant tunneling machine stuck ...

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Alaskan Way Viaduct - Follow Bertha

Follow Bertha Thank you for following Bertha. The SR 99 tunneling machine, nicknamed Bertha, has completed her work. For the latest tunnel progress, visit our new tracker page.

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tunneling machine video - Cutting Head

Giant tunneling machine Bertha breaks through the north portal wall on Tuesday April 4th, 2017 after years of delays. (Mike Siegel / The Seattle Times).

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