Search Results: 'London Underground'

A targeted approach to segment design
01 October, 2004
Nick Blayney, special projects director for Romtech Ltd, discusses the use of steel rebar reinforcement in pre-cast concrete tunnel segments and addresses the added benefits of its ability to target reinforcement where it is most effective

London's segmental lining development
01 October, 2004
Tunnel engineering technology evolves and improves with every project. Several projects in the UK that illustrate some recent developments in segmental tunnel lining technology include Section 2 of the Channel Tunnel Rail Link (CTRL), and Crossrail's Moorhouse Shaft, in London. Technical journalist, Chris Webb, discusses some of London's modern and traditional segmental lining methods

Automatic monitoring on CTRL's C250 tunnels
01 September, 2004
In order to gain consent to tunnel under London's railways and provide safety assurances to the surface railway authorities, CTRL's C250 team developed a comprehensive automatic monitoring system, which allowed expensive mitigation works to be avoided. Lyndon Preece, C250 survey manager, Frank Mimnagh, Rail Link Engineering settlement engineer, James Martin, C250 settlement mitigation engineer and Stewart Harrison, C250 survey, describe the system adopted

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

What T&T said in 1969
01 July, 2004

Setting a good example
01 April, 2004