Search Results: 'Iseki'

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Abu Dhabi Gyroscope
20 January, 2020
A case study from Abu Dhabi of the NAV24 gyroscope system

Chelsea to Battersea tunnel surface settlements
16 August, 2019
Monitoring of ground surface movements induced by the construction of the Chelsea to Battersea Pipeline Tunnel project is presented as part of this case study. The surface settlements induced by the shaft construction have been analysed and compared with current methodologies and information from recent projects. Movements from excavation and construction of the tunnel are also analysed, and back-analysis of volume losses is presented. The authors are Veriuska Ortiz Lovera, geotechnical engineer, Mott MacDonald; Andrew Hejdner, project manager, Cadent Gas; James McCaffrey, construction manager, Skanska UK Construction; and Mohammad Arasteh, senior tunnel engineer, Mott MacDonald

Chelsea-Battersea tunnel nears completion
10 December, 2018
Great Britain – Work on a new tunnel under the River Thames project in Battersea Park is nearing completion. Costing GBP 18M (22.9M USD), the 330m-long tunnel will transport gas under the Thames between Chelsea and Battersea in West London. Owned by gas distribution company Cadent, the tunnel forms part of a GBP 1bn programme to replace ageing infrastructure in the UK’s capital.

North Sitra Sewage Scheme microtunnel breakthrough
08 February, 2018
Bahrain - Joseph Gallagher successfully installed its first microtunnel of 2018 in Bahrain. The project was to install a short drive, some 35m, of 600mm steel pipe underneath a road to form part of a new sewer network, the North Sitra Sewage Scheme.

Breakthrough on West London gas tunnel
04 January, 2018
Great Britain - A 330m-long tunnel from London’s Chelsea to Battersea Park has broken through. Owned by gas distribution company Cadent, the tunnel forms part of a GBP 1bn programme to replace ageing infrastructure.

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

Municipal Growth
22 March, 2017
Demand for microtunnel construction in Ontario for municipal pipelines has grown remarkably. Nicole Robinson reports on the Centre of Advancement for Trenchless Technology’s upcoming workshop

Maida vale
29 July, 2014
Pipejacking is a key part of a flood alleviation project which is set to protect hundreds of properties in northwest London

Going under
25 September, 2013
The growing use of microtunnelling in Ontario in the 20 years leading up to the Millennium shows the region’s underground industry keeping pace with developments worldwide. Seamus Tynan of Ward and Burke Microtunnelling presents this brief history from 1980 – 2000

Machine recovery ends Cleaner Seas tunnelling
12 March, 2012

Pipe roof development: the switch to slurry
26 December, 2011
Pipe roofs are gaining increased importance in Japanese jacking philosophy. Toru Sato, general manager at Iseki Polytech, explores the development of the technology

Hard treatment for unforgiving chalk drive
13 April, 2011
Climbing down the steep cliff-side steps, past the flint layers, of which there are many, each indicating some great, apocalyptic extinction event, it becomes clear just how deeply and how steeply the pipe must descend. Alex Conacher explores the Joseph Gallagher worksite near Brighton, one of the most ambitious jacking projects ever undertaken in Britain

Morgan Est set for Barry bore
18 November, 2009

Lower Lea final drive begins
26 June, 2007

Cleaning up Limerick
15 March, 2007
Russell Naylor, engineers representative for Limerick City Council, Ken McIntyre, of J Barry & Partners, and Peter Jacques, divisional manager tunnelling for J Murphy & Sons, gave a presentation to the British Tunnelling Society in January about the complex works for Ireland’s Main Drainage Scheme in Limerick

TBM recovery after shaft seal failures
01 December, 2003
Polyurethane resins can be strategically applied in the recovery of inundations, flooded shafts and similar disastrous situations below ground. In this article, Peter Town, managing director of Oxford Hydrotechnics, discusses two different shaft seal failure case histories and explores the methodology adopted in each situation

Going Japanese
01 October, 2003

Excavation Products
01 August, 2003
The latest excavation products

UK 4.5km no-dig
01 November, 2002

AGD buys Iseki
16 October, 2002