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Excavating Olafs
21 December, 2010
Driving the Olafs Tunnel was the longer and the tougher challenge by far of the two road tubes on the Hedinsfjordur project, the main cause being groundwater

Alaskan Way bored tunnel bid opening
10 December, 2010

Atlantic Ocean tunnels in Norway
11 November, 2010
At the June British Tunnelling Society meeting, Prof. Eivind Grov, former vice-president of the International Tunnelling Association and president of the Norwegian Tunnelling Society gave a presentation on road tunnels being built along Norway’s western coast

Saving the tunnel customer
19 October, 2010
Although passing through tunnels is statistically one of the safest means of transport, major incidents have given the impression of wider potential danger. The aftermath of the Mont Blanc Tunnel fire and tunnel safety surveys have highlighted real areas of concern. Much of the subsequent attention has been on protecting tunnel structure by so-called ‘passive’ means, but humanitarian concerns must be focused on the speed of getting travellers away from the hazardous areas as soon as possible, for the dangers to life work much more quickly than dangers to structure. Maurice Jones reviews some best practice and developments to improve the chances of survival

West Ham Flood Alleviation Scheme
26 July, 2010
For the May 2010 meeting of the British Tunnelling Society Steve Lousley of Southern Water, John Sweetnam of Aecom and Andrew Morgan and Tony Parsons of Costain made a presentation on the West Ham Flood Alleviation Scheme in London

Beneath the barrier
10 June, 2010
The St Petersburg Flood Barrier is the largest and most complex flood protection project in the world including six sluice complexes, a road tunnel, a movable bridge, 23km of dams, a six-lane highway and two closable openings for shipping traffic. Garry Whitaker of Halcrow reports

Washington sends out RFPs
27 May, 2010

Bidder drops out of Highway 99
31 March, 2010

Feeling the heat
10 February, 2010
Tunnelling through a mountain is tricky at the best of times, but when the conditions are arid and your explosives have to be kept under armed guard, things get a whole lot trickier. Emma Gritt reports

Prequal list for Seattle deep bore
12 January, 2010