Search Results: 'Herrenknecht'

Sedrun - Gotthard's toughest challenge
01 November, 2004
Planning to drive sections of the world's long-est tunnel from its centre point, 2500m underground in variable, squeezing ground, was indeed a challenge. However, using a combi-nation of mining and civil tunnelling methods, it is a challenge that many manufacturers have been lining up to meet with innovative equipment, reports Maurice Jones

Herrenknecht holes
01 November, 2004

Portland's first breakthrough
01 October, 2004

Marti award
01 October, 2004

Dublin rejoices at final breakthrough
01 September, 2004

Wienerwald Tunnel awarded
23 August, 2004

Long distance pipe jacking in Asia
01 July, 2004
Jim Broomfield discusses the importance of automatic bentonite pipeline lubrication systems in achieving a low friction coefficient during pipejacking, using recent Asian project successes as examples

And 15 years ago
01 July, 2004

Hallandsås gets restart approval
01 May, 2004

Kai Tak turnaround – angles and adversity
01 May, 2004
The 1.4km long Kai Tak Transfer Scheme employed the first use of a Mixshield TBM in Hong Kong, delivering excellent settlement control in the most difficult conditions. David Hake, John Holland's project manager for the China Harbour/ Transfield JV, describes this technically and logistically challenging mixed ground TBM project

A Swiss tunnelling experience
01 May, 2004
The March 2004 meeting of the British Tunnelling Society provided an update on the Steg-Raron contract for the Lötschberg Tunnel in Switzerland, presented by David Darcy of Balfour Beatty and Willi Gmür of Gmür Baumanagement, Balfour Beatty's representative in Switzerland

DTSS South Drive Breakthrough
01 April, 2004

Flexible shield proves its worth
01 March, 2004
The 17.4km long Hofoldinger Tunnel is the final link in Munich's southern water supply chain. The tunnel is being bored through extremely mixed ground using an innovative combination of tunnelling methodologies. Dipl -Ing. Christian Stahn and Dipl- Geol. Ulrich Ferstl of contractor Bilfinger Berger explain

Forming the French connection - A86
01 March, 2004
Arnaud Verdier, Pierre Boutigny and Bill Welburn of Vinci Construction and Dr Martin Herrenknecht of Herrenknecht AG gave a presentation to the British Tunnelling Society this January on the A86 tunnel, focusing on TBM selection, the tunnel fire in March 2002 and the TBM drive under a busy railway

TBM development at the Weser Tunnel
01 March, 2004
Boring the 1.6km long twin-tube Weser Tunnel in northern Germany proved an exacting task for the construction team. The alignment's geology and hydrogeology pushed Mixshield TBM technology to, and beyond, its limits. Claus Wirtz of the construction JV leader, Hochtief, explains the project's challenges and how they were overcome

Lessons from C320's TBM interventions
01 February, 2004
Maurice Gallagher and Bob Brown, of J Murphy & Sons, Tony Ridley, of Tony Ridley Hyperbaric Associates, and Andy Swift, of Rail Link Engineering, discuss the use of compressed air for TBM interventions on the UK's CTRL Contract 320 "Thames Tunnels" and the project's use of oxygen decompression techniques

SMART start in Malaysia
01 February, 2004

Herrenknecht EPBMs for Katzenberg Tunnel
04 January, 2004

Award on Sweden's future underground plans
01 January, 2004

Deadline looms for 2004 Awards
01 January, 2004