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

Dec 11, 2013 · In this photo made with a fish-eye wide-angle lens, Bertha, the massive boring machine that is drilling a two-mile tunnel under Seattle, is shown in July before work began.

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

The "Big" in Bertha's name isn't there for the catchiness. It's there because it's apt. With a 57-foot diameter and a length of a football field, Big Bertha is the world's largest tunnel-boring machine.

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king5.com | Seattle's tunnel machine Bertha breaks through ...

It's official - Bertha has broken through! Seattle's tunnel boring machine that's been digging beneath the city for the State Route 99 tunnel reached the end of its 1.75-mile journey Tuesday, nearly four years after it embarked on the job. Just before 10 a.m., Bertha pierced the cement wall of the ...

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

The world's biggest tunnel boring machine, named after Seattle's first female mayor, has been brought to a halt

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Seattle tunnel machine Bertha reaches halfway point — here's ...

The SR 99 tunneling machine has passed the halfway point on its long journey beneath Seattle, and officials stood 10 stories below street level on Monday to show off where Bertha is expected to punch through next spring.

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Seattle's Bertha Tunneling Machine - Image Results

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Seattle's Big Bertha Tunneling Machine Is Finally Back on Track

After three years and millions of dollars in repairs, the SR99 tunneling machine in Seattle has resumed operations.

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With Bertha Landed, the Next Steps in Building the Seattle ...

Last week marked Bertha's final push as a tunnel-boring machine. What was once the world's largest machine of its kind churned through a final five-ft concrete wall and into the north receiving pit near the Space Needle, the end of its 1.7-mile-long underground bore under downtown Seattle.

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Seattle's 'Bertha' is a not-so-lean tunneling machine

Seattle's 'Bertha' is a not-so-lean tunneling machine 171 ... 8/20/13 Seattle's 'Bertha' is a not-so-lean tunneling machine - latimes.com

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Alaskan Way Viaduct replacement tunnel - Wikipedia

The Alaskan Way Viaduct replacement tunnel is a bored road ... tunneling due to a sinkhole above Bertha near ... TBM "Bertha" after Seattle's first ...

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Bertha, Seattle's tunnel boring machine, is back to work ...

May 18, 2016 · SEATTLE (AP) — Seattle's tunnel machine Bertha is back in action after a short day for crew rest and maintenance. The Seattle Times reports that the boring machine has passed the 2,000-foot mark on its 9,270-foot trek from the stadium area to South Lake Union.

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Watch: Crews cut Seattle's Bertha to pieces - seattlepi.com

On May 5 2017, the first spoke from Seattle's SR 99 tunneling machine's giant cutterhead was cut and lifted. It will take more than 30 lifts just to remove Bertha's cutterhead, which stands 57.5 feet tall and weighs more than 900 tons. Now that the task of digging the nearly two-mile tunnel ...

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It's official: Bertha's no more (Video) - Puget Sound ...

Aug 22, 2017 · Puget Sound Business Journal's ... Bye bye Bertha: Seattle's massive tunnel machine ... Take a 360-degree video tour of the Bertha tunneling machine ...

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Bertha (tunnel boring machine) - Wikipedia

The name Bertha, after Seattle's first female mayor, Bertha Knight Landes, was chosen by a panel ... The World's Largest EPB Shield Tunneling Machine; Bertha on Twitter;

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Bertha breaks through: Watch the tunnel boring machine's ...

After more than three years of drilling, Bertha's journey is coming to an end on Tuesday—and the big moment is being livestreamed.

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Seattle's Bertha, world's largest tunneling machine, bound ...

Mar 11, 2013 · The world's largest diameter tunneling machine has left the port of Osaka in Japan and will arrive in Seattle later this month to begin work on replacement of the Alaskan Way Viaduct, the downtown waterfront eyesore.

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Follow Bertha's breakthrough - The WSDOT Blog

The tunneling machine Bertha will ... machine until it is in its final resting place inside the disassembly pit. Below is footage of Bertha's breakthrough, ...

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Seattle Restarting Bertha, the Broken Tunnel Machine | Fortune

Stuck underground for years, Seattle's Bertha tunnel boring machine will soon tremble to life once more.

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How did we get here? A look back on Seattle's tunnel machine ...

A look back on Seattle's tunnel machine Bertha ... The machine arrived to Seattle on ... repair-access pit and began tunneling again under Seattle's ...

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Alaskan Way Viaduct - Tunneling

The tunneling machine known as Bertha began ... the machine's cutterhead being lowered into the launch pit near Seattle's stadiums). The machine completed ...

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

Godzilla is back in the news and there's word that a massive boring machine appears to have hit something it can't get through under Seattle.

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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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Seattle's tunnel boring machine Bertha reaches end of long ...

Apr 03, 2017 · Bertha, the machine digging a 1.75 mile tunnel under Seattle to replace a waterfront bridge with an underground roadway, had just 30 feet of mining left at the beginning of the day Tuesday.

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Seattle tunnel machine Bertha reaches halfway point — here's ...

The receiving pit at the north end of Seattle's SR 99 tunnel project, where Bertha the tunnel machine will break through next year. (Kurt Schlosser / GeekWire photos) The SR 99 tunneling machine has passed the halfway point on its long journey beneath Seattle, and officials stood 10 stories below ...

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