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Current Refinements
  Content Type Features
  Date 2001
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Primary ways to save
19 December, 2001
The value engineered into the North Downs Tunnel allowed savings of $14M and contributed towards completion of the UK Channel Tunnel Rail Link five months ahead of programme. In the first part of his Harding Prize paper, finalist Jon Hurt of Arup, explains

Environmental shuttering solutions
19 December, 2001
State of the art shuttering, currently being used to create 48m of a large Austrian cut and cover road tunnel every week, heralds leading formwork manufacturer Doka's return to the tunnelling market.

Strengthening the case for grouting (part 1)
18 December, 2001
Grouting is much more than a water control measure, say Dr Nick Barton, Nick Barton and Associates; Dr Bjorn Buen, Dr.ing B.Buen AS and Dr Steinar Roald, Dr.ing S Roald. In part 1 of their article, they suggest that the technique should be seen as a method of tunnel advance and explain how the efficacy of its application can be calculated.

Drill and blast from the past
18 December, 2001
During its 21-year construction the 7.6km long Hoosac railway tunnel in the US triggered new techniques and innovations that revolutionised hard-rock tunnelling. Now, 125 years after it was opened, Dr Myles P O'Reilly charts these historic developments

Systematic track to train tunnel ventilation
12 December, 2001
The multi-disciplined and integrated approach behind system engineering methods can optimise the effectiveness and safety of complex railway systems such as tunnel ventilation control, says engineering director of Industrial Science & Technology Bill Webb.

Boston cost rise "pessimistic"
12 December, 2001

The Manhattan Connection
02 December, 2001
With commuter numbers in Midtown Manhattan set to rise over the next 20 years, pressure is being put on the already crowded Long Island rail service. The $4.3bn East Side Access Project is the largest and most ambitious of its kind ever to be undertaken. Nasri Munfah, vice president and senior professional associate of Parsons Brinckerhoff, takes at look at the challenges to be faced

Monitoring activity
01 December, 2001

Arizona's mixed face mountain
01 December, 2001

Resilience and renovation in the US
01 December, 2001
Tunnelling contractors in the US may be facing ever increasing pressures, but projects are still thick on the ground. Dr Gary S Brierley, president Brierley Associates, LLC, Hugh P Caspe, PE, national director of tunnel practice, HNTB, and Randall J Essex, PE, director of tunnelling, Hatch Mott MacDonald, take a look at how the industry is faring in the US

Modular HDD rig eases assembly
01 December, 2001

Balfour Beatty looking healthy
01 December, 2001

Underground commercial centre
01 December, 2001

Variable shield with added intelligence
01 December, 2001

On the alert for settlement
01 December, 2001
One of the most extensive ground monitoring surveys ever attempted is now under way in Amsterdam, years before tunnelling starts for the city's metro.

Eastern Europe and US major growth markets
01 December, 2001

Himalayan breakthrough in hydropower
21 November, 2001
Major hydro electric projects in regions like the Himalayas require extensive tunnelling. Chief engineer M M Madan, who is in charge of the Teesta Stage V HE Project for India's National Hydroelectric Power Corporation (NHPC), takes a look at some of the country's latest tunnelling projects in hydro power development

ACE award to pre-vault project
21 November, 2001

Investigation and Monitoring
20 November, 2001

Editor in control?
07 November, 2001