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Excavation work starts on US neutrino facility
25 June, 2020
US particle physics and accelerator laboratory Fermilab has announced the start of blasting for the Long-Baseline Neutrino Facility at the Sanford Underground Research Centre in Lead, South Dakota, US.

Silvertown Tunnel blasted by critics
24 June, 2020
‘Incompatible with London’s plan to become carbon-neutral by 2030’ – that is the damning verdict of a new report from UK-based Transport Action Network on the proposed £1.2bn Silvertown Tunnel in East London.

TBM holes through on Koralm KAT 3 contract
19 June, 2020
KORA, a 9.87m-diameter multi-mode Herrenknecht TBM, has achieved final breakthrough on the 10km north bore of Austria’s 32.9km-long (20.5 miles) Koralm Tunnel which, when completed, will be one of the world’s longest transport tunnels.

Still time to enter the ITA Awards
18 June, 2020
Time is quickly running out to enter the ITA Tunnelling and Underground Space Awards which close on June 30. Due to the ongoing coronavirus pandemic, the event will be staged as a virtual one at the end of the year, although the exact date has yet to be confirmed.

Finland-Estonia tunnel faces years of delay
16 June, 2020
Following an unexpected decision by Finnish policy makers, the undersea tunnel proposed to link Finland with Estonia could face a delay of up to seven years. This follows a vote by Helsinki-Uusimaa Regional Council in favour of an alternative alignment to that proposed by the developer.

Tunnelling Resilience
11 June, 2020
The question now on almost everyone’s lips is how are our professional activities going to change after the easing of lockdowns,

Bids invited for Kashmir road tunnels
11 June, 2020
India’s government announced on June 10 that it is accepting fresh bids for the construction of the Zojila Tunnel in Jammu and Kashmir in the north of the country. Located on the Sonamarg-Kargil section of National Highway-01 from Srinagar to Leh, construction of the tunnel will allow all-year travel across the Ladakh region.

A good dose of fibre
11 June, 2020
Steel fibre-reinforced concrete and its historic use in metro tunnels was the subject of discussion at a seminar hosted by steel-fibre maker Bekaert. Paola De Pascali reports

Impacts of extreme weather on tunneling
11 June, 2020
One of the most noticeable results of global warming is an increase in the strength and occurrence of extreme weather events around the world. Many studies now show that more frequent heatwaves, heavy rain, snowfalls, and hurricanes are expected over the next few decades. This new reality requires more careful site and logistical planning for heavy civil projects – especially tunnelling sites – where extreme weather can have a significant impact in many different ways.

Crossover TBMS Tackle Mumbai Challenges
11 June, 2020
JP Bayart, Jim Clark and John McNally of The Robbins Company report on the progress of two TBMs boring through challenging mixed ground conditions on Mumbai’s metro

A new type of Indian Jumbo
11 June, 2020
An advanced automated tunnelling jumbo is excavating a 15.1km tunnel on a flagship railway project in northern India. Beatrice Rispal of Sandvik reports

Finally back on track
11 June, 2020
HS2 has at last been given the green light, following the notice to proceed which is enabling four joint ventures to finalise their designs. Julian Champkin reports

Tunnelling North
10 June, 2020
Nordøyvegen is a spectacular engineering project which will connect five Norwegian islands to the mainland with tunnels and bridges. Julian Champkin spoke with Lars Erik Skjolden, the project’s chief engineer

Design teams prepare for possible tunnel to replace Seattle bridge
10 June, 2020
Seattle Department of Transportation (SDOT) is finally including the possibility of a tunnel to replace the rapidly deteriorating West Seattle High-Rise Bridge which is showing exponential cracking growth. Earlier this month, SDOT made an addendum to its original Request for Qualifications (RFQ) for the bridge’s replacement that allowed for ‘other replacement alternatives’.

Banging the drum
10 June, 2020
Kate Cooksey has just assumed the chair of the British Tunnelling Society, as only the first female ever to do so. Here she talks to George Demetri about her career and aspirations for the BTS

DB Netz proposes new tunnel as part of rail upgrade
08 June, 2020
Recently unveiled plans by German rail-infrastructure provider Deutsche Bahn Netz for electrifying the 120km line from Nuremburg to Schirnding via Marktredwitz include the construction of a new 5.5km tunnel. This will be in addition to the modification of over 100 bridges and 10 tunnels that will be required for the introduction of the 15kV, 16.7Hz overhead system.

Trelleborg two-seal combo helps keep immersed tube watertight
08 June, 2020
Trelleborg says it has supplied sealing systems for a 1.7km immersed tunnel section in Victoria Harbour, part of Hong Kong’s new Sha Tin to Central Link for MTR Corporation.

Excavation starts on Lesotho tunnels
05 June, 2020
Following a halt due to Covid 19, work has now resumed on Phase 2 of the Lesotho Highlands Water Project with the start of excavation of two diversion tunnels on the Senqu River. The tunnels will not only enable the construction of the Polihali Dam, but also increase floodwater-carrying capacity and provide the ability to work in one tunnel while the river flows through the other.

Contracts awarded for Scheldt Tunnel
04 June, 2020
Antwerp-based infrastructure provider Lantis has awarded a €570M (USD634M) contract for the construction of the city’s Scheldt Tunnel to the COTU consortium of Belgian contractors. The third crossing across the river Scheldt will be constructed by Besix, Bam Contractors, Deme and Jan de Nul. ENGIE Fabricom is responsible for the design and realisation of the tunnel’s technical installations.

Balfour Beatty Gammon in Hong Kong tunnel win
03 June, 2020
Gammon Construction, Balfour Beatty’s 50:50 joint venture, has been awarded a HKD7.2bn (USD929m) contract to deliver tunnels and other associated works for an automatic people mover (APM) and baggage handling system (BHS) at Hong Kong International Airport.