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Hammersmith connection Tunnel
27 March, 2020
The September BTS meeting saw a presentation on the Thames Tideway project’s Hammersmith Connection Tunnel. The talk was presented by Peter Coppenhall of Morgan Sindall, working as the designer’s representative in Thames Tideway West, and Ed Batty of BAM Nuttall, currently working as a Tunnel Manager in the Frogmore Connection Tunnel. This report was prepared for Tunnels and Tunnelling by Rosa Diez, project director for Mott MacDonald

Fire exposure
27 March, 2020
Fabio Di Carlo assistant professor at University of Rome Tor Vergata, Department of Civil Engineering and Computer Science Engineering (DICII), Alberto Meda, professor at DICII, Zila Rinaldi, associate professor at the Department of Industrial Engineering (DII) analyse the bearing capacity of Fibre Reinforced Concrete (FRC) sections exposed to fire

Still charging
27 March, 2020
Paola De Pascali spoke with Franck Boudreault, Epiroc global product manager electrification, to understand how the battery vehicle field test is being undertaken in Finland

Under the Swan River
27 March, 2020
Alex Conacher travels to the Forrestfield-Airport Link in Perth, Western Australia to speak with Salini Impregilo, NRW project director Richard Graham and tunnel construction manager Carlos Zapico

TBM Moves
27 March, 2020
Two tunnels on opposite sides of the Atlantic will improve the water quality of their cities. But without a TBM on site, there is no project. Alex Conacher reports

Ümraniye-Atasehir-Göztepe TBMs on site
27 March, 2020
Turkey – Two Terratec TBMs are being assembled prior to boring the Ümraniye-Ataşehir-Göztepe (UAG) metro line in Istanbul. The 6.56m EPBMs will be used by the Gulermak, Nurol & Makyol JV will launch these, and two other identical machines, in mid-May.

British Tunnelling Society calls for safety input
26 March, 2020
Great Britain – The British Tunnelling Society (BTS) has begun hosting key information from the Transforming Tunnel Safety (TTS) industry group on its website. The hope is that this will make it easier for “busy tunnellers” to quickly access what they need and disseminate it throughout the workforce.

Crossrail and TfL worksites to close
24 March, 2020
Great Britain – Crossrail and Transport for London (TfL) project sites are to halt works where possible to prevent the spread of Covid-19. The announcement comes shortly after work was paused at Crossrail’s Bond Street site, where a worker tested positive for the disease.

Action urged on silica
18 March, 2020
Great Britain – The All Party Parliamentary Group (APPG) for Respiratory Health has urged the Government to take action to prevent silica from taking more lives in the UK. The group, together with the not-for-profit group Building and Civil Engineering (B&CE), has released a joint report called ‘Silica – the next asbestos?’ to examine the danger posed by respirable crystalline silica (RCS).

VMT updates microtunnelling offering
18 March, 2020
Germany – VMT released it TUnIS Navigation MT system in January 2020, replacing the previous UNS gyro navigation system. From mid-2020 onwards, the associated stand-alone version based on the new MT connect optimised hardware platform will also be available, replacing the SLS microtunnelling product series.

Tunnelling for Toronto transit extensions out for bid
12 March, 2020
Ontario – Metrolinx and Infrastructure Ontario announced on March 10 the tunnelling work it out for bids for the Scarborough Subway and Eglinton Crosstown West extensions.

Schnabel acquires Deere & Ault
11 March, 2020
VIRGINIA—Schnabel Engineering announced March 10 the acquisition of Deere & Ault Consultants, Inc. (D&A), a Water Resources, Civil, and Geotechnical Engineering services firm with locations in Longmont, Colorado and Boise, Idaho. The companies merged on February 29.

Enbridge selects Jay Dee/Obayashi for Great Lakes tunnel
11 March, 2020
Michigan--Enbridge has selected a contractor for the Great Lakes Tunnel Project, it announced March 6.

Intermediate breakthrough at Letan
11 March, 2020
China – The TBM boring Lot 1 of the North Line Water Irrigation Project broke through in January. The 5.97m Robbins machine completed the first of two tunnels which will form an 11.9km-long conduit for this 29.4km drought tunnel network located near Laibin City in Guangxi Province.

Drill and blast tunnelling
04 March, 2020
Did you know... rock blasting has been used since the preexplosives time, when rock tunnels were excavated by building fires at the face and cracking the rock by throwing cold water on the hot surfaces? Later on, blasting with black powder was invented and since then, there have been steady developments in explosives, detonating and delaying techniques, and in our understanding of the mechanics of rock breakage by explosives.

04 March, 2020
The heavy equipment expo held every three years is back this March with new products and technologies on show from more than 2,800 exhibitors

The real world
04 March, 2020
Liuna Local 183 is breaking ground on a tunnel training centre that will help the Greater Toronto Area access on-site training for tunnelling and safety skills, Nicole Robinson reports

Fit for duty
04 March, 2020
Establishing baseline cognitive response times that can be compared over time helps mitigate or even avoid accidents on the job. Christina Lindstrom, Obayashi, explains this entirely new approach to ensuring a safe and healthy working environment

Health, safety and wellness
04 March, 2020
Reducing on-the-job injuries is vital, but so is staying well. T&T highlights improvements in the industry

Ship shape
04 March, 2020
Construction has started on Seattle’s Ship Canal stormwater tunnel, Paola De Pascali reports