Search Results: 'Black '

Designing Sydney's Lane Cove Tunnel
01 November, 2004
The 3.6km long twin-tube Lane Cove Tunnel in Sydney, New South Wales is scheduled to open in 2007. Here, Jim Rozek, project design director for Parsons Brinckerhoff, describes the current status of the project and details how the local geology has affected the tunnel design

Brum's subway
01 October, 2004

Farewell
01 October, 2004
Sir Alastair Morton 1938 - 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.

Hong Kong opposition
01 July, 2004

Kai Tak turnaround – angles and adversity
01 May, 2004
The 1.4km long Kai Tak Transfer Scheme employed the first use of a Mixshield TBM in Hong Kong, delivering excellent settlement control in the most difficult conditions. David Hake, John Holland's project manager for the China Harbour/ Transfield JV, describes this technically and logistically challenging mixed ground TBM project

HK 8km tunnel extension in 2005
01 April, 2004

The 'Integrated Method' of renewal
01 April, 2004
Many existing transport tunnels in New York currently require repair. Conventional methods of rehabilitation, by yearly painting of structural steel and sealing of concrete cracks and joints, are expensive and not always successful. Dr M Ryzhevskiy, of STV, and E Teperman, of Parsons Brinckerhoff, discuss a cost-effective method of stopping or significantly delaying tunnel lining degradation