Search Results: 'Mitsubishi'

Ground conditioning over the decades
27 November, 2023
Lars Langmaack, Technical Director (TBM) of MC-Bauchemie Müller GmbH’s tunnelling business unit, gives a personal review of EPB tunnelling development, including the development of soil conditioning additives in recent decades, and ways ahead

Taiwan: Metro Expansion in Taoyuan
26 June, 2023
The city of Taoyuan, in Taiwan, is expanding its Mass Rapid Transit network. For underground works on part of the central Green Line, the final pair of EPBMs have been delivered to work on the Lot GC03 contract.

International Iberia
10 April, 2019
Paola De Pascali interviews Spanish infrastructure companies and the Spanish Association of Tunnels and Underground Works to understand how the financial crisis affected the tunnelling industry and how the companies became active abroad, getting a strong presence on the international tunnelling market.

West Gate Tunnel
20 December, 2018
Paola De Pascali talked with Shane D’Rozario, technical director from West Gate Tunnel Authority, and Andrew Shepherd, tunnel zone manager from CPBJH joint venture, about the main challenges they expect to meet during the construction of the West Gate Tunnel

Eastern promise
26 August, 2014
Previously driven by the oil and gas sector, tunnelling in the Middle East is enjoying a new boom as metro systems and new sewer networks are developed throughout the region. Bernadette Ballantyne reports

Which ever way you slice it
27 December, 2012
It is easy to get ‘tunnel vision’ in examining the possible methods of excavation. If engineers were happy with that then disc and roller cutters for hard-rock TBMs would never have been developed as an alternative to drill and blast. Maurice Jones asks what has been tried before and what might still be valid

High pressure sea crossing
18 October, 2012
A slurry TBM is cutting through the sands deep under Zhanjiang Bay, China, to provide a crucial water link to and island steelworks. A tight schedule and a 42m head of water are upping the pressure on the project. Tunnels editor Jon Young visits the site

ESP filtration use and developments
08 February, 2012
Mountainous Japan was the first country to use electrostatic precipitators to filter tunnel air. Arnold Dix of the University of Western Sydney and Atsushi Katatani of Panasonic Ecology Systems give a history of the improvements and use of ESPs in Japanese tunnels

Riding the boom
17 January, 2011
Recent contract awards are boosting the tunnelling sector in the Middle East including Qatar’s successful 2022 World Cup bid. A number of major projects are underway, Bernadette Redfern reports

The 2010 Harding Lecture (Part 2)
01 December, 2010
British Tunnelling Society, Harding Lecture, 15th April 2010

Making Mexico’s Metro
11 November, 2010

Measuring up the Middle East
14 July, 2010
Metro schemes, roads and sewer projects are expected to boost to the tunnelling sector in the Middle East and North Africa with Egypt and the UAE leading the way reports Bernadette Redfern

The Dubai Metro tunnels
30 January, 2009
Dubai’s metro scheme was presented to the October BTS meeting by Paul Groves, Atkins, Junichiro Nakayama, project manager bored tunnels JTM JV and Vijay Singh, tunnels resident engineer for Systra/Parsons JV and covered the Red and Green Lines construction.

Sound Transit’s large-scale SEM station
05 June, 2008
Beacon Hill Station, in Seattle, comprises the largest SEM soft ground excavations in the US to date. Jürgen Laubbichler, of Dr G Sauer Corporation, describes their design and construction in highly variable soils with multiple groundwater horizons

Emission Control
22 October, 2007
New technology is leading the way in the control of vehicle emissions in road tunnels. Carlo Barbetta, managing director of Fläkt Woods SpA, Italy, explains the situation

Winning in China
01 November, 2002
While foreign construction companies have widely been able to work in China since 1994, the country's recent membership to the World Trade Organisation coupled with a new national tendering law, is making the process far easier. Keith Wallis examines the current state of the Chinese tunnelling industry and explores recent contract awards and future opportunities for international tunnelling companies

Dedication to detail in Denmark
01 September, 2002
On 16 May 2002, members of the British Tunnelling Society welcomed representatives of Copenhagen Metro's design and construction team, who gave an informative lecture on the key aspects of this complex project

Re-aligning Monte Zucco's railway
01 March, 2002
As part of the realignment of Italy's Treviso-Calalzo di Cadore railway, a new Monte Zucco tunnel is being constructed in a contract worth US$16.3M. Andrea Simonetti, Commercial Manager for SELI describes the challenges posed by the difficult geological conditions along the tunnel alignment

ATHENS METRO – the continuing story
02 November, 2001
Athens has recently opened its new metro system though one station remains to be finished. But major new extensions are already being let.

KCRC West Rail progress
02 May, 2001
At the January 2001 meeting of the British Tunnelling Society Jaya Jesudason, general manager West Rail construction for the Kowloon-Canton Railway Corporation (KCRC), and Charles Perrier, project director of the Dragages-Zen Pacific contracting joint venture, gave a comprehensive presentation on progress on the West Rail project in Hong Kong.