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TUNNELLING JOURNAL FEBRUARY/MARCH 2020
February/March 2020
The International Journal for the Tunnelling Industry
www.tunnellingjournal.com
Page Page
18
Autonomous
TBMs
TJ investigates the
inception, design,
construction and
use of the world’s
first Autonomous
TBM.
24
From overload
to insight
TJ takes a peak into
the world of AI
Page
Tunnel
waterproofing
TJ explores some of
the new and future
innovations in this
specialised field.
36
Small
Diameter
Tunnelling
The next big
trend in renewable
energy.
Tunnelling Journal 1
METRO LOS ANGELES, USA
CREATING
VIBRANT ARTERIES
UNDERGROUND
120 million passengers are travelling through the City of
TUNNELLING JOURNAL FEBRUARY/MARCH 2020 February/
METRO LOS ANGELES, USA CREATING VIBRANT ARTERIE
Contents Editor’s comment – page 5 News from the
ALWAYS ADVANCING www.terratec.co PUNE METRO H
EDITOR’S COMMENT HS2 – the right message… Ther
BREAKING INDUSTRY NEWS Mining Equipment Acquir
BREAKING INDUSTRY NEWS Lone Star Funds Acquires
BREAKING INDUSTRY NEWS CREG EPBM Launched In C
Tunnelling Journal 9
From Overload to Insight Artificial intelligence o
Speedier survey reviews boost productivity by 60
Reinforcing Progress The world relies on tunn
FROM OVERLOAD TO INSIGHT Feast of data to feed
Comparing old photos could revolutionise tunnel m
INCREASED PRODUCTIVITY UNCOMPROMISED ACCURACY SA
Predicting shear zones increases production and s
Patterns lead the way to more efficient grouting
In Pursuit of the Autonomous TBM Justin Chin Jing
controls parameters such as thrust force, cutterh
Figure 2: A-TBM Visualisation screen ope
IN PURSUIT OF THE AUTONOMOUS TBM contact force
Figure 9: Tunnelling Centralised Command and Cont
MAPEI HAS GOT YOU COVERED • SIMPLER QUALITY CONTR
Unpacking new developments in tunnel waterproofing
UNPACKING NEW DEVELOPMENTS IN TUNNEL WATERPROOFIN
TUNNEL SEGMENT GASKETS YOUR TUNNEL SEALING P
UNPACKING NEW DEVELOPMENTS IN TUNNEL WATERPROOFIN
Tunnels are built with a long service life,
UNPACKING NEW DEVELOPMENTS IN TUNNEL WATERPROOFIN
Corruption taxes and the cost of major undergroun
wild beasts – unable to join in the wickedness of
Table 1: Example of international projec
CORRUPTION TAXES AND THE COST OF MAJOR UNDERG
Chart 4: Variation in Bribery across
billion electric commuter line from southern Mala
Mini Hydro Small Diameter Tunnelling is the n
the tunnel. Mechanised tunnelling also disturbs t
Contractor Hardanger Maskin AS (Tore
R B A E T L I E N C G Model 450
PRODUCT NEWS Debut for London’s first ever pile us
PRODUCT NEWS PRODUCT NEWS Ingenious invests in
Contact us Tris Thomas Editorial Director Tel: +
THE ROBBINS COMPANY DEFY EXPECTATIONS
February/March 2020 www.tunnelingjourna
SAVE the DATE JUNE 7 -10, 2020 NASHVILLE, TN
Comment Getting on with it… It looks like the Hu
NORTH AMERICAN NEWS WSDOT awarded $57.2M damages
NORTH AMERICAN NEWS Feds clear Gateway bridge fu
THE INSIDER Bob Goodfellow, PE, PEng, President,
Tunnel Trenchless Geotechnical Geostructura
All systems go for the Second Narrows Crossing W
understood the significance of earthquakes in the
Delivering complex tunneling projects worldwide
ALL SYSTEMS GO FOR THE SECOND NARROWS CROSSING
Divers had to install the L ba
WE WORK WELL UNDER PRESSURE At ASI, we’re comm
A New Layer Whether in North America or worldwide
A NEW LAYER SUPERCON work packages: The SUPERC
Lining the Future Future developments in SCL rang
A MATTER OF SEPARATION A Matter of Separation Th
they went up to 20 feet,” Sorteberg said. “It sho
British Tunnelling Society Conference and Exhibit