Seattle Tunnel Boring Machine -- Bertha Rescue

Why Seattle's Huge Tunnel-Boring Machine Is Still Stuck A year after Bertha got stuck, plans to free the big machine have stalled. And there's another problem.

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Reverse Phone Lookup | Phone Number Search | Spokeo

Spokeo searches thousands of sources across 12 billion public records to look up the most recent owner of that number, whether it’s a landline or cell phone number, the location, and even the carrier if available.

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10 of the Largest and Strangest Machines in the World

While our technical instruments and communication devices keep getting smaller, our machines just keep getting bigger. There is now aircraft large enough

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Seattle's 'Bertha' Comes Apart : PaintSquare News

The big borer broke through at the end of the tunnel in early April. Bertha, which WSDOT says is still the property of Hitachi Zosan, will now be partially recycled but mostly scrapped. The SR 99 tunnel is expected to open in early 2019. Watch the new vid

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Tunnel boring machine

A tunnel boring machine (TBM), also known as a "mole", is a machine used to excavate tunnels with a circular cross section through a variety of soil and rock strata.They may also be used for microtunneling.

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Bertha Tunnel Borer - Video Results

More Bertha Tunnel Borer videos

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Bertha, The Giant Borer That Broke, May Be Sinking Seattle

12/10/2014 · Bertha, The Giant Borer That Broke, May Be Sinking Seattle's Downtown The machine, the biggest of its type, was digging a tunnel under the city when it went kaput. To get to and fix Bertha ...

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Bertha, The Giant Tunnel-Boring Machine Stuck Under

The world's largest tunnel-boring machine, nicknamed Bertha, has been stuck beneath Seattle for over a year amid its efforts to build a pathway for an underground highway to replace one that is ...

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Bertha Tunnel Borer - Image Results

More Bertha Tunnel Borer images

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Seattle’s Giant Borer Breaks Through : PaintSquare News

Bertha, with a diameter of 57 feet, was designed specifically for the ground conditions under Seattle, according to the Washington State Department of Transportation. As the borer moved, it pulled pieces of precast concrete into place behind it, creating

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Follow Bertha's breakthrough - The WSDOT Blog

Below is footage of Bertha's breakthrough, ... Labels: Alaskan Way Viaduct, Bertha, Bertha breakthrough, SR 99 tunnel, tunnel boring machine. 38 comments:

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Seattle's Giant Drill, 'Bertha,' Is Stuck - Newser

12/12/2013 · Huge tunnel borer hits a big and unknown snag . ... Seattle's Giant Drill, 'Bertha,' Is Stuck ... The five-story tunnel drill, Bertha, slowed to a crawl Saturday about 1,000 feet, or one-eighth of ...

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Gizmag goes inside the world's largest tunnel boring machine

On Saturday,the world's largest tunnel boring machine was dedicated in the city of Seattle. “Bertha,” as it’s known, will spend the next 14 months boring a 1.7 mile (2.7 km) tunnel under the city to replace a viaduct damaged in a 2001 earthquake.

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Bertha (tunnel boring machine)

Bertha was a 57-foot-diameter (17.4 m) tunnel boring machine built specifically for the Washington State Department of Transportation's (WSDOT) Alaskan Way Viaduct replacement tunnel project in Seattle.

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Hard grind: The epic journey of the world's biggest tunnel

On April 4, the world's largest tunnel boring machine broke through to the open air after almost four years underground. Called Bertha, the giant digger was tasked with the challenge of building a tunnel large enough to carry four lanes of motor traffic u

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The end is near for Bertha: After nearly 2 miles in 4

Bertha has made it to the finish line. The celebrity boring machine’s arrival near Seattle Center, some 29 months late, guarantees a Highway 99 tunnel bypassing downtown.

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tunnel borer cad design,Mining Coal,PMTBM - aoaee-waaea.com

Bertha (tunnel boring machine) - Revolvy. Design and assembly. Freighter ... plays inside the machine for workers inside and monitoring the tunnel-borer. ... 722 ft. long Bertha (tunnel boring machine) - 73 ...

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The end is near for Bertha: After nearly - The Seattle Times

Bertha has made it to the finish line. The celebrity boring machine’s arrival near Seattle Center, some 29 months late, guarantees a Highway 99 tunnel bypassing downtown.

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The end is near for Bertha: After nearly 2 miles in 4 years

Bertha has made it to the finish line. The celebrity boring machine’s arrival near Seattle Center, some 29 months late, guarantees a Highway 99 tunnel bypassing downtown. And the Alaskan Way Viaduct that roars over Seattle’s bay front, while affording an

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Big Bertha -- world's largest tunnel boring machine

Dec 25, 2013 · Named after one of Seattle's early mayors, the $80 million drill Big Bertha is 326 feet long, weighs 6,700 tons, and …

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