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Best regards
Zmags
www.tunnelingjournal.com
February/March 2018
Angeli’s Success
Story in LA
February/March 2018
The International Journal for the Tunnelling Industry
www.tunnellingjournal.com
Drill & Blast
into the future
Page Page Page
08
Digital
Domain
TJ delves deep
into the digital
world focussing
on the inevitable
rise of BIM
20
Slurry
Designs
Comparing
the Japanese
and European
approach to slurry
TBM design
30
Stemming
the flow
Pre-excavation
grouting - proving
that prevention is
most definately
better than cure
Tunnelling Journal 1
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THEROBBINSCOMPANY.COM
ROBBINS
www.tunnelingjournal.com February/March 2018
February/March 2018 The International Journal for
E W B W S E I T N E THEROBBINSCOMPANY.C
Page 8 Page 20 Page 30 Pa
4 Tunnelling Journal
EDITOR’S COMMENT Re-inventing the wheel Welcome
BREAKING INDUSTRY NEWS HS2 confirms bidders for
www.tunnellingjournal.com JV Wins Radimero Sectio
Diving into the Digital Future? Does digital
DIVING INTO THE DIGITAL FUTURE? published a re
Comparison of possible alignments und
SANDVIK DT922i THE ULTIMATE ALL-ROUNDER 17 % h
UNDERGROUND TUNNELLING AND MINING TECHNOLOGY
in 3D, it minimises design flows.” Feeding bac
WSP’s Northbound Metro Line
DSI Supplies Safety Reliable Ground Support
Amberg’s model of the Lucerne highway bypass
A power change that changes everything
15 minutes with David Salisbury Project Manager
15 MINUTE INTERVIEW in their infancy, their us
Slurry TBM development and design Richard Lewis,
SLURRY TBM DEVELOPMENT AND DESIGN Pump P1
Regulated Air Pressure Air bubble regulator
Tunnelling Journal 23
INNOVATIVE TUNNEL ENGINEERING Salzburg | London |
SLURRY TBM DEVELOPMENT AND DESIGN machines - f
the pressure in the air bubble in the chamber bet
required in the discharge line where solids are l
SLURRY TBM DEVELOPMENT AND DESIGN
aecom.com
Stemming the flow Pre-excavation grouting techniqu
STEMMING THE FLOW Microfine cement has been u
We always provide our customers with the rig
Another option for difficult-to-treat groundwa
When hot water rushed into
WHEN PROTECTION AND PERFORMANCE GO HAND IN HAND T
Metro Tunnelling in Singapore The Thomson Line S
METRO TUNNELLING IN SINGAPORE
Fig 5. TSL-D, EWL and NEL Interfaci
RACCOON CENTRIFUGES Maschinen- und Anlagen-Ba
British Tunnelling Society Conference and Exhibit
Fig 6. Section Illustrating the Construction Work
In the Mountains Squeezing ground and rock bur
IN THE MOUNTAINS After Robbins worked clos
When an adequate GBR is lacking, a push for c
The rock stresses caused by the high overburden a
Drill & Blast development Exciting developments a
The Cat MD6250 Drill Rig 2017 has not seen many
BEATING INDUSTRY STANDARDS FOR OVER 80 YEARS. MOD
A new company to many, but one with a history
The Metso LT106E Jaw Crusher. The SBM Jaw Crusher
Tunnelling Journal 51
The Brokk at work compact size and programmable
electric equipment including loaders, drill rigs
Contact us Tris Thomas Editorial Director Tel: +
Tunnelling Journal 55
February/March 2018 The International Journal f
February/March 2018 www.tunnelingjourna
Contractors: Arge Tulfes Pfons Strabag AG S
Comment The ancient tunneler Who was it wrote the
NORTH AMERICAN NEWS NY/NJ Cross Harbor Freight P
NORTH AMERICAN NEWS www.tunnelingjournal.com W
THE INSIDER Bob Goodfellow, PE, Senior Vice Presi
North American Tunneling Journal 7
Completing LA’s ‘Missing Link’ December saw the s
six month’s leeway, but that has been swallowed u
Underground connections What if you could rely o
Muck removal from the bored tunnel diameter Herr
Within the last 15 years, Los Angeles has had a g
GOING ABOVE & BEYOND Mining Equi
the Dispute Resolution Board put in place for the
WORLD CLASS TUNNELING EXPERIENCE TOP CLOCKW
Dr. Don U. Deere 1922 - 2018 Dr. Don U.
North American Tunneling Journal 17
Is ‘Innovation’ a Dirty Word in Tunneling? It’s w
it happens not to work on your project, then the
20 North American Tunneling Journal
INNOVATION an example a decade ago while I was
Through structures like alliance contracting, so
2018 ANNUAL SHORT COURSES Colorado School of Min