Search Results: 'Soletanche'

Formwork for Fehmarn
24 July, 2023
Peri has delivered 10,000 tonnes of special large steel formwork for the massive concreting operation needed to construct the world’s longest subsea immersed tube tunnel, as the core infrastructure of the Fehmarn Project, to link Denmark and Germany

Single pass solution for Ecuador sewer
23 January, 2023
For a pressurised sewer project in Ecuador, long pipe jacking drives with MTBMs were key to constructing a single-pass hybrid lining. Bernard Catalano of Bessac Canada describes the challenge and choices

Single pass solution for Ecuador sewer
16 January, 2023
For a pressurised sewer project in Ecuador, long pipe jacking drives with MTBMs were key to constructing a single-pass hybrid lining. Bernard Catalano of Bessac Canada describes the challenge and choices

Clean hat trick
24 November, 2022
Nicholson Construction has had three contracts for Project Clean Lake in Ohio, and each has posed its challenges. Keren Fallwell reports

Divik Bandopadhyaya Interview
30 December, 2021
Aged 27, Divik Bandopadhyaya has just completed a one-year stint as chair of BTSYM. He discusses his education, interests and career to date, offering along the way some advice to newly-qualified tunnel engineers. George Demetri reports

Delivering Selina
27 July, 2021
Shannon O’Keeffe, Senior Tunnel Agent for Costain Engineering looks at the complex logistics that were initiated to ensure the successful delivery of a TBM to a Thameside site for the boring of Tideway (Eastern Section)

Factory for Fehmarn
27 July, 2021
Main construction has started at Fehmarn for the world’s longest immersed tube tunnel. Report by Patrick Reynolds

Microtunnelling in the desert
30 April, 2021
Estelle Claeys and Thomas Blanchard of Toulouse-based contractor Bessac describe a challenging pipejack in Chile which involved size and location constraints within a full-blown public health emergency

Muck disposal on a grand scale
25 August, 2020
Tideway (the so-called ‘super sewer’) is the biggest water infrastructure project in Europe and aims to rid the River Thames of millions of tonnes of raw sewage inflows every year. Julian Champkin reports on the progress so far

The Avon House Case
19 May, 2020
Paola De Pascali talked with Paul Perry, associate director of Hewson consulting Engineers, about the infamous case of Avon House at the Bond Street Station Upgrade (BSSU) project and how it represents an example of sensitive building, which required a detailed investigation and mitigation measures

Dear green place
29 May, 2017
It is the morning after Burns Night and Tunnels and Tunnelling visits the Costain-Vinci Construction Grands Projets joint venture working on the Shieldhall Strategic Tunnel project in Glasgow for client, Scottish Water. One of the main purposes is to stop the disfiguring floods in the city whose name in broken Gaelic means ‘dear green place’

Nordic Neighbors
03 November, 2016
The ITA’s Nordic Forum provides an opportunity for canada and other nations to exchange information. Tunnels & Tunnelling looks at projects underway in the region

Achievements and Aspirations
08 June, 2016
Last month saw a changing of the guard at the BTS, with Roger Bridge handing the Chairman’s baton over to Mark Leggett. They spoke to Sally Spencer about achievements thus far and plans for the future

Filling in the Corraline holes
20 June, 2014
Drilling innovations, sea platform working and complex logistics were needed for grout injection to improve porous ground for Miami's new port tunnel, Adrian Greeman reports.

Harding Prize 2013
19 July, 2013
This year’s BTS Harding Prize was awarded to David Clayton of Morgan Sindall for his paper on the TBM crossing at the Lee Tunnel conection shaft. This is part one of his paper.

Crossrail planning dock breakout
16 July, 2012
When Crossrail took over the ancient Connaught Tunnel as part of its route through east London, it was envisaged that it would be brought up to standard with a fill and re-excavate procedure, but further site investigations led to concerns that will now be tackled by open excavation through the Royal Docks

Back to basics with cut and cover
13 July, 2012
Cut and cover. Bachy Soletanche UK’s director Chris Merridew and business development manager Paul Hodgson get back to basics on the cut part of the method, while Alex Conacher speaks to Bernhard Lindner of Germany-based Peri about the concerns of formwork manufacturers in providing the cover

Primary risk reduction
18 April, 2012
It is notable that many treatises on the subject of project risk management do not pay much attention to the subject of site investigation (SI), even though the gathering of accurate information before a tunneling project commences is bound to decrease risk to a project. Today there is a wide array of techniques available to collect such information and costs that can be balanced favourably against overall project expenditure. Maurice Jones reviews some of these

Moving forward in Miami
19 December, 2011
The Port of Miami Tunnel’s journey from initial concept to financial close has not been simple. With the 12.8m diameter TBM finally in the ground Nicole Robinson talks to Rick Wilson, COO and technical manager of the Port of Miami Tunnel project, about site preparation just days before the massive machine begins its journey

Laser guided segment precision
20 October, 2011
T&TI visits the Morgan Sindall precast facility at Ridham Dock in Kent, UK. The plant is currently supplying segments for Thames Water’s Lee Tunnel. Alex Conacher takes the grand tour