Search Results: 'Mott MacDonald'

Experience on Porto – EPB follow-up
01 December, 2003
Following three major collapses during the construction of Line C of the Porto Light Metro, Portugal, a new integrated approach was adopted for both the design and construction phases. F Gaj, V Guglielmetti and P Grasso of Geodata, Italy, and G Giacomin of Transmetro, Portugal, re-live the innovative experience of "Plan for Advance of TBM (PAT)"

Filling the gap in packing requirements
01 October, 2003
Alex Lowson, Hatch Mott MacDonald's deputy engineering manager on the Arrowhead Tunnels Project in Southern California, describes his simple 'manual free' computer program that quickly and accurately determines tunnel segment packing requirements

NATM support in Prague's weak rock
01 September, 2003
Harding Prize finalist, Dr Matous Hilar, of Mott MacDonald, describes the NATM support numerical back analysis study undertaken on the Mrazovka tunnel in Prague, Czech Republic

Complexity rules on London's Crossrail
01 September, 2003
Since 1989, a scheme to link the British rail network via the centre of London, has been on the drawing board. The recent announcement of support for the project by the UK's government means that the US$16bn rail project finally looks set to get off the ground. T&TI's news editor, Nathan Bushell, examines the history and future of Crossrail

Flying ahead at Terminal 5
01 September, 2003
As part of Heathrow Airport's new Terminal 5 project, numerous underground works are required, including a Storm Water Outfall Tunnel, a service tunnel under the A3044, and extensions to the Piccadilly Line and Heathrow Express. Peter Clarke, planning manager, and Selby Thacker, production leader, for the Morgan Vinci JV, and Ian Williams, BAA project leader, describe the bored tunnel works currently in progress

The ART of success under Heathrow
01 September, 2003
Exactly one year after tunnelling commenced on the 1.3km long twin-bore Airside Road Tunnel (ART) project, under the UK's busiest airport taxi-ways, breakthrough was successfully achieved. Ian Williams, BAA project leader, and Selby Thacker, production leader for the Morgan Vinci JV, describe the challenges met during the project

Safety upgrade for Mersey Kingsway
01 July, 2003
The Mersey Kingsway road tunnels, located in Liverpool, UK, were constructed in the late 1960s. Recently, three new cross passages have been constructed for emergency evacuation and to provide safer access for emergency services. Mark Leggett, associate, and Kevin Roberts, principal engineer, for Mott MacDonald Ltd, describe the procurement, design and construction approach adopted for these safety improvements

Tunnelling Industry Awards 2003
01 June, 2003

Two birds with one stone
01 May, 2003

Water control – tried and tested products
01 March, 2003
The importance of understanding tunnel waterproofing products, as well as training and experience of installation personnel, is very much the key to successful waterproofing. Amanda Foley, assistant editor, takes a look at recent product developments and talks to industry professionals about what the future holds for tunnel waterproofing