Bertha breaks through: World's largest tunnel-boring machine

The world's largest tunnel-boring machine which is building a multi-billion dollar underground highway beneath Seattle has finally completed its missions - three years later than planned. Pictures show the machine, known as Bertha, breaking through a conc

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#BerthaCam: Watch the giant boring machine at the end of

Giant tunnel-drill machine Bertha broke into daylight shortly before 11:30 a.m. Tuesday after years of delays. We covered the scene live.

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Civil infrastructure – heavy lifting and transport

Mammoet specializes in heavy lifting and transport solutions to optimize timelines and safely minimize disruption for civil infrastructure projects. Involving Mammoet at the early stages of engineering helps optimize construction approaches.

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World's biggest tunnel machine Bertha emerges from - Autoblog

Bertha, the world's largest tunnel-boring machine, ends its journey today. It has spent four years traveling less than two miles to build a new car tunnel underneath Seattle.

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Elon Musk’s Boring Company Wins a Big Boring Contract in

Tesla and SpaceX CEO Elon Musk added one more entry to his over-achiever resume on Thursday: construction magnate. During a media event in a cavernous and exceedingly empty train station constructed in the mid-aughts but never used, Chicago Mayor Rahm Ema

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Alaskan-Way - shannonwilson.com

Looking for fascinating projects and a solid career path? We'd love to hear from you.

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These are the states with the worst roads - Business

65% of American roads are in bad shape, and a bill to keep them maintained is being ignored by Congress.

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Monster machines that are changing construction

6 monster machines that are changing construction: #1 The ScreedSaver BOSS 240 smoothes out concrete using rollers and blades. It uses GPS to ensure accuracy. #2 The Hunklinger makes bricklaying much quicker. It lays 1,000 bricks of any size and shape per

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12 Disabled Scientists Who Made the World a Better

The Large Hadron Collider, a particle accelerator located at CERN outside of Geneva, Switzerland, is the largest machine in the world: It has a circumference of almost 17 miles and took around a decade to build.The tubes of the LHC are a vacuum; supercond

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

Bertha has broken through. After nearly four years underground, Seattle’s beleaguered boring behemoth clawed its way into daylight yesterday, leaving a 1.7-mile tunnel behind it. And now that its job is done, workers can at last move an aging, potentially

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The World's 30 Most Impressive Megaprojects

A new world's longest and deepest rail tunnel cuts through the mountains in Switzerland. Construction went on for nearly 20 years, but the Gotthard Base Tunnel inside the Swiss Alps finally opened in 2016, moving rail cars of passengers and freight betwee

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Mysterious 'unknown object' blocks progress of huge

What is the mysterious 'unknown object' blocking progress of huge drilling machine boring out new highway below Seattle? The highway tunnel …

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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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#BerthaCam: Watch the giant boring machine at the

Giant tunnel-drill machine Bertha broke into daylight shortly before 11:30 a.m. Tuesday after years of delays. We covered the scene live.

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king5.com | Seattle's tunnel machine Bertha breaks

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

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Golf-patents.com | The Golf Industry's Source for IP News

A Service of Dawsey Co LPA information on Golf technology,Golf inventions,Golf patents,Golf intellectual property,Golf innovations,Celebrity branding,Player trademarks,Golf ball,Golf training aide,Putter,Golf GPS inventions,Driver innovations,Golf attorne

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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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RETC 2018 | Rapid Excavation & Tunneling Conference

Educational Technical Sessions. RETC is proud to present technical sessions hosted by some of the leading innovators from the tunneling industry.

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

Bertha’s end could be near. The world’s largest tunnel-boring machine is on schedule to break into daylight this spring after a tumultuous dig under downtown Seattle that’s years behind schedule. The massive drill is part of the state Department of Transp

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Follow Bertha's breakthrough - The WSDOT Blog

The tunneling machine Bertha will mine through the five-foot-thick concrete wall ... , Bertha, Bertha breakthrough, SR 99 tunnel, tunnel boring machine. 38 comments ...

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wsdot

All about winter preparation, avalanche control, and driving in winter conditions.

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Brenda the Boring Machine rededicated at Maple Leaf

I seldom create responses, but i did a few searching and wound up here Brenda the Boring Machine rededicated at Maple Leaf Portal (PHOTOS). And I actually do have a couple of questions for

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Túnel , la enciclopedia libre

El método falso túnel, también conocido como la técnica de cavar y cubrir y corte y cubierta, (cut and cover en inglés), es un método de construcción para túneles superficiales, donde se excava desde la superficie la totalidad o parte del hueco que ocupa

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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

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World's biggest tunnel machine Bertha emerges from

Bertha, the world's largest tunnel-boring machine, ends its journey today. It has spent four years traveling less than two miles to build a new car tunnel underneath Seattle.

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CNN Student News with transcript Week 8, 2015

CNN Student News with transcript and subtitles, Feb 17-20, 2015

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Tunnel Boring Machine Bertha - Image Results

More Tunnel Boring Machine Bertha images

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Ideadiez.com

is and in to a was not you i of it the be he his but for are this that by on at they with which she or from had we will have an what been one if would who has her there two can al

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Inside the Massive Tunnel Seattle Built to Replace - WIRED

Now that Bertha's done digging, the new underground highway is nearly ready for human travelers.

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8 Massive Tunnels Being Built Right Now Under A

Until being halted by a steel wellwater casing, the tunnel boring machine (TBM) named Bertha was digging a two-mile tunnel for the Alaskan Way Viaduct Replacement Program, repairing a double-decker highway along the Seattle waterfront that was damaged in

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World News Brief - TunnelTalk.com

Jun 14, 2018 - Turkey opens 14.3km highway link Daily Sabah Jun 13, 2018 - Additional funding for fifth Milano metro line Metro Report Jun 03, 2018 - Bids invited for start of Pune Metro, India Times of India

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

We've covered the saga of the SR99 tunneling machine, better known as Bertha, since it broke down after only drilling though just 52 feet in three days of operation. Now the Seattle tunnel boring machine is finally back on track. It just broken through an

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Heavy lifting | Mammoet | Cranes | Equipment

Combining state-of-the-art heavy lifting equipment with the expertise of our professionals, Mammoet makes lifting operations safer and more efficient. Mammoet can supply the optimal method for virtually every type of lift.

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Alaskan Way Viaduct - Home

Today, Kiewit Infrastructure West Co. was named the apparent-best-value contractor for the project that will demolish the viaduct, decommission the Battery Street Tunnel and reconnect city surface streets just north of the new SR 99 tunnel.

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The world's biggest boring machine Bertha is taken out for

Contractors building a highway tunnel under Seattle are preparing to remove the world's largest boring machine so that it can be repaired. The gigantic drill, known as Bertha, stopped working in December 2013 after digging just 1,000ft of its two-mile jou

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