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Tunnels & Tunnelling International is the leading news, research, technical information, data and market intelligence resource for the global tunnelling industry. T&TI serves tunnelling professionals ranging from contractors and consultants to clients and machine manufacturers. Click here to receive our tunnels industry newsletter.

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News

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Shortlist announced for Connaught refurbFree

6 September, 2010

Crossrail confirmed the shortlist for two contracts on 2 September, one for the refurbishment of the Connaught Tunnel and one for constructing the Pudding Mill Lane Tunnel portal.

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Toll road tanksFree

6 September, 2010

RiverCity Motorway Group, owner and operator of Brisbane’s Clem Jones Tunnel (CLEM7), posted an AUD 1.67bn (USD 1.52bn) loss primarily due to an AUD 1.56M (USD 1.42M) impairment write down of the CLEM7, resulting in an intangible asset value...

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Features

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Never so bored in NY

12 August, 2010

New York’s East Side Access (ESA) rail project has used a pair of TBMs to help cavern construction by lancing repeatedly into the rock below Manhattan. Report by Patrick Reynolds

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So San Francisco doesn’t go thirsty

5 August, 2010

Like most infrastructure in the San Francisco area, the Crystal Springs By-pass Pipeline can be affected by seismic activity, so the risk assessment of its design, safety and functionality has to take this into consideration. It was decided...

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BTS

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West Ham Flood Alleviation Scheme

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

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The Gotthard Base Tunnel and Sedrun

11 June, 2010

At the March meeting of the British Tunnelling Society Hans Bartschat and Michael Gutzeit of Bilfinger Berger’s Tunnelling Division reviewed the new Gotthard Base Tunnel project, and in particular, the Sedrun section of what will be the...

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