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Без категории | 24 June 2020

To Grout or Not to Grout? In Rock Tunnels encountering High Water Pressure, Grouting can offer Great Benefits over Slurry

When you’re faced with a hard rock tunnel where there are expected significant sections under high water pressure, which tunneling method do you choose? While Slurry Shield tunneling has a long history of addressing this problem, this method has not alw [...]

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When you’re faced with a hard rock tunnel where there are expected significant sections under high water pressure, which tunneling method do you choose? While Slurry Shield tunneling has a long history of addressing this problem, this method has not alw [...]

 >

Без категории | 2 June 2020

On the Move: Robbins TBMs Around the World

From an icy visit to the world's northernmost TBM to breakthroughs across the U.S. to a vast hydropower project on the verge of completion in China, we've got the latest updates from Robbins tunnels around the globe. [...]

 

Desiree Willis

Без категории | 13 January 2020

What it’s Like to Live at a Jobsite for a Year (or More): An Interview

Debbie Swival, Robbins Field Service Support, is no stranger to tunnel sites, having provided field service on TBMs worldwide. While her typical site stays are from six to eight weeks, she stayed at the Delaware Aqueduct Repair tunnel in Newburgh, NY, USA [...]

 

Debbie Swival

Без категории | 21 August 2019

3 Ways to Bore More Efficiently in Extremely Hard Rock: Maximize your TBM Advance through Minimized Downtime

Given the clear risks of excavating massive, hard rock, how can tunnellers set themselves up for the best possible chance of success?  The combination of knowledgeable personnel, properly designed equipment, and rigorous TBM operation and maintenance are [...]

 

Steve Smading

Без категории | 29 April 2019

A Bevy of Breakthroughs: The Robbins Jobsite Roundup Featuring 6 Epic Projects

Dozens of Robbins TBMs are normally in operation at any given time in countries around the world, but this month’s breakthrough extravaganza is exceptional. No less than six breakthroughs occurred during April 2019, and more are on the way.  We take a [...]

 

Desiree Willis

Без категории | 29 January 2019

A Brief History of Rapid Excavation in 7 Key Points

Rapid Excavation: It’s a term bandied about throughout our industry, but what does it mean? Speeding up a project schedule is not as straightforward as pushing a machine harder, working longer hours, or increasing your crew size. The issue is complex, a [...]

 

Brad Grothen

Без категории | 26 November 2018

Namaste Nepal: How I Learned to Live with Less and Appreciate Tunnels More

In Nepal, the greeting ‘Namaste’, while pressing both palms together in front of the chest, signifies both ‘hello’ and ‘goodbye’. It implies a circular concept of time that I rather like—I certainly think I will be coming back to this countr [...]

 

Desiree Willis

Без категории | 18 September 2018

Fueled by Vietnamese Coffee: My Epic Adventure at Thuong Kon Tum

In this firsthand account, Robbins Marketing Manager Nancy Yun describes her trek through Vietnam's scenic Kon Tum Province, to visit the Thuong Kon Tum Hydroelectric project currently located in the remote area. [...]

 

Nancy Yun

Без категории | 24 July 2018

What's Going On? A Worldwide Roundup of Robbins Jobsites

A periodic roundup of what’s going on in a picture-based blog–from assembly of a massive Slurry TBM in Japan, to machine assembly for India's Mumbai Metro to extremely hard rock encountered in Vietnam. Read on to found out the latest. [...]

 

Desiree Willis

Без категории | 18 June 2018

Let’s Be Clear: Transparency is a Boon, not a Bust, for the Tunneling Industry

The idea of transparency is one that we most often hear touted in politics and policies. Robbins President Lok Home discusses why transparency in tunneling is a help, not a hindrance, and how we can make steps today towards clearer communication. [...]

 

Lok Home

Без категории | 29 May 2018

Rescuing and Refurbishing TBMs: Experiences at Bangalore’s Namma Metro

TBM maintenance: it’s one of the most important factors predicting project success, but it is often glossed over.  Experience shows, however, that maintenance plays just as much a part in the excavation rates as the proper TBM design. Regular maintenan [...]

 

Barrie Willis

Без категории | 16 April 2018

9 Things to Consider When Choosing a TBM: A Checklist

Purchasing a Tunnel Boring Machine is no small consideration.  Many factors are equally important to the price, and they can mean the different between project success and significant downtime. Download our complimentary checklist to learn about the nine [...]

 

Doug Harding

Без категории | 28 February 2018

Are You in Tough Ground? Learn from our Trials and Tribulations in some of the Tunneling World’s Most Difficult Projects

What happens when you encounter an unforeseen condition? A severe water inflow, fault zone, or squeezing ground? Robbins President Lok Home discusses some of our most difficult challenges—spanning from New York to Peru to the Republic of Georgia— in t [...]

 

Lok Home