big bertha tunnel boring machine

big bertha tunnel boring machine

  • "Prosaic Pipe Stymied Seattle's Big Bertha" - The New York

    04/01/2014 · SEATTLE — The unknown object buried beneath this city, big enough to stop the world’s largest-diameter tunnel-boring machine in its tracks last month and tantalizing enough in its mystery to ...

  • #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. ... Watch the giant boring machine at the end of Highway 99 tunnel ... (Mike Siegel ...

  • 'Mystery object' that stopped $80m drilling machine for weeks

    Bertha is a five story-high drilling machine that was custom-built to drill the Alaska Way Viaduct tunnel beneath Seattle. It has more than 20 workers controlling it and drills a hole more than 57 ...

  • 27 Awe-Inspiring Photos Of Average-Sized Humans

    Apr 09, 2018 · A larger-than-life look into feats of manufacturing. The boilers of the White Star liner Olympic, the largest vessel in the world at the time.

  • 27 Awe-Inspiring Photos Of Average-Sized Humans Next To

    Apr 09, 2018 · Keep scrolling to see some gargantuan machines made throughout history with the relatively tiny people who helped to build them.

  • 27 Awe-Inspiring Photos Of Average-Sized Humans Next To Huge

    Keep scrolling to see some gargantuan machines made throughout history with the relatively tiny people who helped to build them.

  • 7 Giant Machines That Changed the World—And 1

    2018-5-5 · 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.

  • 7 Giant Machines That Changed the World—And 1 That

    2018/05/04 · 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 ...

  • 7 Giant Machines That Changed the World—And 1 That Might

    2018-5-5 · 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.

  • 8 Massive Tunnels Being Built Right Now Under A City

    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

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

    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

  • 8 Subatomic Particles You Should Know | Mental Floss

    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

  • 8 Things Invented By Accident | Mental Floss

    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.

  • AC170 Cylinder boring machine - ENGINE LINE - COMEC

    The AC170 boring machine has been manufactured to recondition cylinder blocks of motor cars and trucks with a diameter of 30÷170 mm. The excellent qualities of finishing and precision are ensured by the combination of a tested mechanic structure with new

  • AC200 Cylinder boring machine - ENGINE LINE - COMEC

    The cylinder boring/resurfacing machine ACF200 includes both main reconditioning operations of automotive and truck cylinder blocks - boring and resurfacing - in one single machine, with performances that are usually available only on higher level models.

  • Accueil des touristes : les Français

    Ah bon ? Les Français ne sont pas assez accueillants ? Et le sanglais, font-ils mieux ? Je suis allé en Angleterre, c’est bien un des pires pays dans lesquels j’ai voyagé.

  • Accueil des touristes : les Français devront

    Ah bon ? Les Français ne sont pas assez accueillants ? Et le sanglais, font-ils mieux ? Je suis allé en Angleterre, c’est bien un des pires pays dans lesquels j’ai voyagé.

  • Accueil des touristes : les Français devront faire mieux | Big

    Les Français seraient-ils les personnes les plus désagréables du monde ? Si l’on en croit le rapport du Conseil de promotion du tourisme remis le 11 juin au ministre des affaires étrangères, Laurent Fabius, la réponse est « oui ».

  • Adv Bike Selection 1 | Sibirsky Extreme

    “I used my big and heavy F800GS on this trip to BAM and ROB and it was possible to get the big and heavy bike through there. BUT on the other hand, it would be MUCH easier and MUCH more fun if I had brought a lighter bike more tailored for this kind of ad

  • 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. An abbreviated history of Bertha:

  • Alaskan Way Viaduct - Follow Bertha - Washington State

    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. An abbreviated history of Bertha: July 2013: Began ...

  • Alaskan Way Viaduct - Home

    As we’ve mentioned before, the area surrounding the SR 99 tunnel’s north portal has changed a lot over the course of the project.Nearby cranes indicate that there’s still lots of construction in the area, but Seattle Tunnel Partners’ work is beginning to

  • Alaskan Way Viaduct - Home - Washington State

    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 ...

  • Alaskan Way Viaduct - Tunneling

    The tunneling machine known as Bertha began tunneling beneath Seattle in July 2013 (photo at right: ... + Bertha's tunnel route

  • Alaskan Way Viaduct - Tunneling - Washington State

    Once the tunnel opens, the viaduct will be taken down to clear the way for new public space along Seattle's downtown waterfront. The tunneling machine known as Bertha began tunneling beneath Seattle in July 2013 (photo at ...

  • Amazon.com: Cylinder Boring Machine

    YUFUTOL 35mm Drill Dia Carbide Tipped Cylinder Hinge Boring Bit(D35XR70) Right Hand Rotation for for Wood Boring Hole Saw Cutter Tool with 10mm Shank Dia, 2 Wings and Spears, Plastic Tube Packed

  • August 2013 - www.orsm.net

    A guy is walking along Bondi Beach when he comes across a lamp partially buried in the sand. He picks up the lamp and gives it a rub. A genie appears and tells him he has been granted one wish. The guy thinks for a ...

  • Bertha (tunnel boring machine)

    Bertha was designed and manufactured by Hitachi Zosen Sakai Works of Osaka, Japan, and is the world's largest earth pressure balance tunnel boring machine, at a cutterhead diameter of 57.5 feet (17.5 m) across.

  • Bertha (tunnel boring machine) - Infogalactic: the

    Bertha, also known as Big Bertha, is 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.

  • Bertha breaks through: Watch the tunnel boring machine

    2017/04/04 · As of Sunday, the tunnel boring machine digging the Alaskan Way Viaduct replacement tunnel was less than 100 feet from the finish line—and on Monday afternoon, the Washington State Department of Transportation (WSDOT) ...

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About KAMY

KAMY series of Roadheaders offers the best cutting performance in a wide range of rock formations. Equipped with geometrically optimized transverse or longitudinal cutter heads, these flexible machines can be used to excavate subway tunnels, road tunnels, railway tunnels and water tunnels without using explosives.