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Hitachi Zosen signs Alaskan Way tunnel contract
18 October, 2011

Precast in practice
18 October, 2011
Water shortages, rogue quarries and supply constraints are tackled at the Peenya precast plant in India. Alex Conacher speaks with Yogini Vimalanathan of Mott MacDonald and Russell Brown of CEC

WSDOT moves forward on Alaskan Way tunnel
25 August, 2011

Wishful thinking
23 August, 2011

Dynamism of the East
22 August, 2011
Running along the fiery Asia Pacific coast are some of the most explosive tunneling markets in the world. Hong Kong is booming, Japan is storming ahead in innovation, Malaysia is clamping down on corruption and Singapore is a hot bed of activity. Alex Conacher tries to keep up

Seattle votes to build tunnel
19 August, 2011

Bangalore’s first bore
20 July, 2011
The first slurry TBM to be used in India has launched on the Bangalore east-west metro. Jon Young attends the launching ceremony

Hitachi Zosen TBM to excavate Alaskan Way tunnel
18 July, 2011

California conveyors
28 June, 2011

Third TBM to launch on Seattle light rail tunnel
16 June, 2011

Choices for excavation–part 2
15 June, 2011
In this second and final part of our review of the extended capabilities of modern tunnel excavation methods, we examine the leading role of tunnel boring machines. Maurice Jones contacted some leading TBM manufacturers for their views and developments to expand the envelope of capabilities

Of the rising sun
14 June, 2011
An economy in recession, a landscape reeling from an unprecedented natural disaster and, as yet, unknown damage to subterranean structures. Yet no country could be as well-prepared as Japan to take hits on both these fronts. With the help of the Japanese Tunnelling Association (JTA), Alex Conacher explores the situation in North East Asia, with focus on a Japan determined to hit the ground running

Below the Bay
10 June, 2011
Earthquake-delayed TBM delivery, environmental concerns and alignment limitations are taken on the chin as the San Francisco Public Utilities Commission replaces the Hetch Hetchy Regional Water System. Nicole Robinson reports

The tale of three cities
10 June, 2011
The market for tunnelling in North America is strong but also struggling due to political and financial pressures, and more recently public outcry. Nicole Robinson profiles tunnelling projects in New York, Seattle and Toronto

Tunnelling gets underway on Bangalore Metro
23 May, 2011

Tunnelling starts on Seattle light rail line
19 May, 2011

Singapore sting
13 April, 2011
TBM firms on new metro projects in Singapore are being asked to provide performance bonds direct to the client that can be called on in the event of a dispute during construction, regardless of who is at fault. John McKenna reports

Earthquake delays Bay Tunnel delivery
01 April, 2011

The Italian jobs
11 February, 2011
Tunnelling is booming in Italy, with four major projects under construction and a further eight at the tender, design or financing stage. John McKenna reports