big boring machine

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 journey to replace the aging Alaska Way, which ...

Specialized Services Company » Large Diameter Tunneling

Tunnel boring machine projects that require large diameter tunneling services are provided by SSC Boring. As industry experts in large diameter tunneling, we use the most cost effective tunnel boring machine techniques for all tunneling jobs that require underground construction.

Tunnel boring machine - Wikipedia

A tunnel boring machine ... The machine was named "Big Becky" in reference to the Sir Adam Beck hydroelectric dams to which it is tunneling to provide an additional ...

Products | BIG KAISER Precision Tooling Ltd.

Ultra-fast and efficient precision tools 20'000 different boring tools and collet ... BIG KAISER precision tooling ... the chance to upgrade your machine at ...

Boring Tools - BIG KAISER

BIG KAISER boring tools. HOW ... Accurate balancing without balancing machine by means of two-piece counter weight with slide ... HIGH-PRECISION BORING ...

Big Bore Thumpers - Machining services

Cylinder boring is done ... The APE machine shop can handle all of your machining needs ... both stock and big bore. Visit APE's machine ...

Tunnel Boring Machine Animation - YouTube

Jan 15, 2013 · This animation shows an example of what a tunnel boring machine looks like and how it works.

Big, Bigger, BIGGEST! 3 MASSIVE MACHINES that move ... - YouTube

Apr 26, 2015 · Big, Bigger, BIGGEST! 3 MASSIVE MACHINES that ... Big Bertha is the world's largest tunnel boring machine ... the massive machine Bertha is 326 feet long ...

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.

big boring machine - Cutting Head -

Boring machine for end working machining operations for big ... Special boring machine for end working machining operations on big dimensions partsSpecific machine for machining of end on big dimensions partsTechnical features: BASAMENT in welded, stabilized ribed steel; MACHINING UNIT sulle on linear sliding guides and roller slides; CLAMPING ...

Tooling Categories | BIG KAISER Precision Tooling Inc.

The precision and ruggedness of BIG KAISER boring heads deliver measurable performance advantages ... Important customers are not only the machine-building, auto, ...

Bertha (tunnel boring machine) - Wikipedia

Some media have also referred to the machine as "Big Bertha". ... and is the world's largest earth pressure balance tunnel boring machine, at a cutterhead ...

The World's Largest Tunnel-Boring Machine Must Be Saved

You do the only thing you can do. You put your head down and you think big, one more time. ... The biggest tunnel-boring machine ever to get stuck under Seattle.

Boring Big | Cutting Tool Engineering

Horizontal boring mills are behemoth in size and flexibility. If machine tools were dinosaurs, horizontal boring mills would be brontosauruses.

Gizmag goes inside the world's largest tunnel boring machine

On Saturday,the world's largest tunnel boring machine was dedicated in the ... unexpectedly or if the cutterhead comes up against a boulder too big for it to ...

Under Seattle, a Big Object Blocks Bertha. What Is It? - The ...

Dec 19, 2013 · Something unknown, engineers say, has blocked the progress of the biggest-diameter tunnel-boring machine in use on the planet.

Large Boring Machine Wholesale, Boring Machine Suppliers ...

offers 1,756 large boring machine products. About 7% of these are mine drilling rig, 6% are boring machines, and 4% are punching machines. A wide variety of large boring machine options are available to you, such as rotary drilling rig, water softener, and universal.

The most powerful boring machine stuck ... - Daily Mail Online

'White House Correspondents' Dinner was a very big, boring bust': ... Crews struggled for weeks to reach the object that was blocking the boring machine, ...