Search Results: 'Southern Water'

Durban's advisors
01 October, 2004

Wirth gets a grip on Turkey
01 October, 2004

Smoothbore shafts for UK projects
01 October, 2004
Charcon Tunnels, a division of Tarmac Precast Concrete, manufacture an extensive range of standard segmental concrete shaft and tunnel linings of varying designs and diameters, to meet the requirements of most shaft and tunnel projects. Charcon also design and manufacture bespoke linings to suit the particular requirements of a customer if the standard options are not suitable.

Wirth's Turkish delight
13 September, 2004

Solid progress on Sweden's Bothnia Line
01 September, 2004
Sweden's new 190km long high-speed freight and passenger railway, the Bothnia Line, has rapidly progressed since T&T last visited the project in 2002. Assistant editor, Patrick Hudd, caught up with progress when he met with Skanska and NCC crews on the Björnböle and Åsberget tunnels, this June

Flexible NATM at Nollinger Berg West
01 September, 2004
Johannes Horner of consultant, iC consulenten, and Manfred Sachs of contractor, Östu-Stettin, describe here how a flexible approach to NATM was used to construct the 1.3km long Nollinger Berg West road tunnel through mixed geology

Inn Valley tunnelling blazes Brenner trail
01 September, 2004
Forming a vital element of the Munich-Verona rail corridor, the new Inntal railway, in Austria, will encompass two northern feeder sections, totalling nearly 25km of tunnels, and also the 55km long Brenner Base Tunnel section. J Herdina, technical director, T Gangkofner, design management tunnelling, and K Schretter, construction manager Lot H3, for Brenner Eisenbahn GmbH, discuss the project and the current progress of construction lot awards

High pressure drive crosses the Thames
01 July, 2004
Constructing the 2.4km long, 3m i.d. Dartford Cable Tunnel under the River Thames has proved a testing experience for UK contractor Amec. T&TI editor, Tris Thomas, recently visited the site and discovered how the team dealt with chalk under 3.5 bar water pressure without compressed air, an innovative shaft lining and a severely damaged cutterhead - all with little effect on the schedule

Past innovation on the historic Kilsby Tunnel
01 July, 2004
Dr M O'Reilly relives the construction of the UK's historic Kilsby Tunnel, completed in June 1838. Significant in the history of civil engineering, the tunnel represented the first major application of groundwater lowering by pumping, and helped to establish renowned UK engineer, Robert Stephenson's, reputation

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

West Rail tunnel threads the needle
01 March, 2004
West Rail, Hong Kong's latest new railway, opened to passengers in December 2003. The tunnelled Sham Shui Po section of the railway, on the Kowloon Peninsula, has highlighted the challenges of tunnel construction in densely populated urban areas. James Penny, principal engineer with designer Hyder Consulting, explains

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

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