Today on Tunnels & Tunnelling International

Crossrail in practice

As Crossrail, Europe’s largest civil engineering project, reaches the advanced point of construction, Simon Pugh, lead engineer in the route Control Centre for Crossrail presents to the BTS and...

Down the road

Roadheaders, the underdog of the tunnelling industry, have secured their place as a economical and variable excavation tool, ideal for short drives and changing ground. Technical journalist Rhian...

Leaving a legacy

April saw the first breakthrough on the two drives for Brisbane's Legacy tunnel, a new western city motorway link for its Transapex network. Adrian Greeman visited the project

More work available for contractors
05 December, 2013 A third-quarter workload report from the UK¹s Civil Engineering Contractors Association (CECA) has revealed that 58 per cent of firms secured more work in the last 12 months than the same period a year ago.

LTA awards further Thomson Line contracts
The Singapore Land Transport Authority (LTA) has awarded two further civil contracts on the 30km long fully underground Thomson Line, it was announced late last week. Contracts T202 and T217 have been awarded to Penta-Ocean Construction Co and Sinohydro Corporation respectively.

Thames Water awards London sewage upgrade contract
Thames Water has confirmed Aecom and Murphy Kier (AMK) as the successful contractor for a GBP 177M (USD 290.4M) rebuild of one of London’s largest sewage works.

Eaves Machining win Crossrail cross passages
Manchester-based Eaves Machining announced this week it has secured a tunnelling contract worth GBP 1.2M with Spanish contractor Dragados. The contract, to be completed within the next eight weeks, emerged following the completion of the main tunnel drive on the Crossrail Contract 305 earlier this year.

Aker Solutions sells German mining and construction assets
Aker Solutions agreed to sell its German Aker Wirth tunnel-boring and shaft-boring technology to China Railway Tunneling Equipment (CRTE), as part of a plan to divest assets that do not fit with its main offshore-services strategy, the company announced yesterday.

LATEST FEATURES

Growing underground
11 December, 2013 Ever more efficient mine development infrastructure, and geotechnical planning, are key to expanding production at major mines. Report by Patrick Reynolds

Inroads below
TBMs, hybrids, and pipejacking technology are finding greater applications and opportunities in mining, reports Patrick Reynolds

Infrastructure expansion
Mining developments in Queensland require major port expansion. One of the largest schemes is underway at Gladstone. Technical journalist Adrian Greeman reports

Automated goldfields
Australia's deep mines have stuck to tried and tested manual drill operations until recently. But a few mines are testing out computerised rigs, a possible prelude to fuller automation. Technical journalist Adrian Greeman reports from one in Western Australia's Kalgoorlie region

Golden soil and wealth for toil
Few countries have as many mineral resources as Australia, and in such quantities, from coal and oil to iron, gold and nickel. Mining and other extraction is an increasingly large part of the economy, reports technical journalist Adrian Greeman

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BLOGS

Shutdown Showdown
04 December, 2013 "Due to a lapse in funding, the US Federal Government has shut down.”

London swings
Tunnellers are coming to London this autumn. The excitement of major tunnel projects in the city has caught the attention of conference organisers and the speculation of further major projects in and around London is making the rest of the world take note.

Public Opinion
Arecent Article in the Wall Street Journal extolled the brilliance of the international tunnelling community -a fantastic PR opportunity of which most businesses and industries could only dream.

Getting the graduates
The summer is exam results season. Universities and colleges compete for the best students. Faculties have a last ditch attempt to persuade prospective students to sign up to their courses. The decision the students make is an important one, the qualifications will be the overriding factor in getting their first job. Choosing the right course is analogous with choosing the right career.

Virtually Reality
IN A darkened room beneath the massive Herrenknecht manufacturing plant in Schwanau, Germany, a man squats and stands, bends and twists in front of a large screen. As he leans, the 3D graphic of a TBM on the wall in front of him distorts and warps to the eyes of everyone else in the room.