Search Results: 'Zed'

WTC 2016
01 April, 2016
Registration is open for the worldwide tunnelling event of the year, with as many as 600 unique technical presentations, short courses and breakout sessions, and more than 200 exhibitors from around the world. Here’s a look at the highlights planned for this year’s conference and be sure to visit Tunnels & Tunnelling at Booth 1215 at this year’s WTC in San Francisco.

Zed Tunnel Guidance targeted for Queen's Award
24 October, 2011

Finesse in tough environments
10 November, 2010
Technologies employed underground to ensure positional accuracy have advanced at great pace over recent years. The portable computer, data processor and laser have all but replaced the tape, notepad and pencil. These, together with the introduction of lasers as reference axes and the toughening of electronics, have led to major benefits in productivity. Maurice Jones reviews some of the latest developments

NAT goes to San Francisco
18 April, 2008
2008 North American Tunneling Conference (NAT)June 7-11, 2008 - Hyatt Regency, San Francisco

Hammering along at Heathrow
01 July, 2004
Underground construction for London Heathrow Airport's new Terminal 5 scheme is progressing rapidly, with a number of tunnelling projects now complete. Assistant editor, Patrick Hudd, visited the site this May and reports on the current Piccadilly Line and Heathrow Express extensions

Guiding the way forwards
01 April, 2003
Nod Clarke-Hackston, international sales manager for VMT GmbH, examines the rise and development of guidance systems for tunnelling machines and discusses more recent advances in this field

Using hindsight at Hull
01 March, 2002
Shortly before completing the tunnelling works for the UK's Hull wastewater scheme, a collapse occurred near one of the shafts. In their presentation to the British Tunnelling Society on 22 November 2001, Steve Tindall of Yorkshire Water, Peter Chamley and Bill Grose of Arup and Colin Eddie of Morgan Est, presented the lessons learned from the investigation

Small Bore and Pipe Jacking
20 August, 2001

Microtunnelling manufacturers
09 June, 2001
T&TI reviews the major suppliers of small bore, remote controlled tunnelling equipment.

Micro modifications give macro improvements
12 December, 2000
After over 15 years of development, microtunnelling is now practically a mature technology but some improvements are still being made.