Search Results: 'Hitachi'

You searched for Hitachi

Sightline on sustainability
03 August, 2022
Alun Thomas, of All2plan Consulting, looks at ways sustainability could be achieved in tunnelling through innovation, such as permanent sprayed concrete linings (PSCL) and composite shell linings (CSL)

Lifting from below
27 April, 2020
While the use of cranes underground may be limited, when they are used, specific adaptations are often required. Ian Vallely spoke to tunnelling experts about their requirements, and crane companies who’ve met these demands

Flood control
24 January, 2019
Paola De Pascali talked with the technical director of Lombardi, Alessandro Damiani and Pierfrancesco Redaelli engineer of PAC, about the challenges met during the excavation of a water diversion tunnel in Genoa

James Clark Winner
06 September, 2017
The BTS has recognised the life’s work and contribution of Joseph Gallagher Ltd chairman Joseph Gallagher by awarding him this year’s James Clark Medal. He talks to Keren Fallwell about his career

Balancing the old with the new
21 August, 2017
Creating Thessaloniki’s first ever metro system means striking a balance between preserving historic artefacts and delivering a state of the art public transport system

The big City move
22 March, 2017
TBMs are being built on an ever-larger scale, pushing the limits our congested cities can accommodate. Rhian Owen speaks with two freight forwarding companies about the obstacles they face when machines move through large cities

Big city move
18 August, 2016
TBMs are being built on an ever larger scale, pushing the limits our congested cities can accommate. Rhian Owen speaks with two freight forwarding companies about the obstacles they face when machines through large cities

Seattle Start up
25 May, 2016
repair work for giant TBM “Bertha" finished earlier this year. Patrick Reynolds reports on the two-year-long process

Seattle start up
18 February, 2016
Repairs are finished for giant TBM “Bertha". Patrick Reynolds reports on the two-year-long process

San Francisco success
27 May, 2015
The first water passed through the 8kmlong San Francisco Bay Tunnel in October 2014, well ahead of an original 2015 schedule. The project also came in well under budget, Adrian Greeman

San Francisco success
03 February, 2015
The first water passed through the 8km-long San Francisco Bay Tunnel in October 2014, well ahead of an original 2015 schedule. The project also came in well under budget, Adrian Greeman reports.

The Seattle Saga
27 June, 2014
After six months of tunnelling standstill, construction is tarting on an access shaft to repair the TBM mining the SR 99 bore in Seattle, the largest diameter machine in the world. Nicole Robinson explores the machine’s initial journey and downtime.

How the west was won
27 June, 2014
Tunnelling work is as diverse and plentiful as the geography in the West Coast.

Shake and bake – Seismic and Geoelectric Prediction
26 March, 2014
Tucked in a corner of Bauma 2013, Geo Exploration Technologies set up their stand to showcase Bore Tunnelling Electrical Ahead Monitoring (Beam). The geoelectric system, developed a decade on from the introduction of geo-seismic predictive technology to the tunnelling industry, has a few key advantages claimed, while Amberg’s offering of Tunnel Seismic Prediction gets a revamp. Alex Conacher reports

What goes up
19 December, 2013
Ensuring the correct lifting strategy is vital to the success of any tunnelling project, reports technical journalist Bernadette Ballantyne.

Golden soil and wealth for toil
04 December, 2013
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

Northern Exposure
19 February, 2013
While Seattle is known for its grey drizzly days, the climate for tunnelling is all blue skies. Sound Transit will bid another major tunnelling contract for its regional mass transit system this March, Nicole Robinson reports

Seattle Surge
19 February, 2013
The west coast of the US is home to a strong tunnelling market. Tunnels North America looks at Seattle in particular this issue, but let there be no doubt, other cities in the region are just as busy underground, Nicole Robinson reports

TBM LIFTS
19 February, 2013
Robbins technical writer Desiree Willis looks at the pivotal role of cranes in TBM assembly

Quake proof
21 November, 2012
Following the 2001 quake, it was feared that another major incident could cause Seatle's fragile highway viaduct to ‘pancake’. Rhian Owen reports on the replacement of the viaduct with more stable infrastructure: a tunnel