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Geotechnical Egineering News tagged with [tunnel construction]

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Silvertown Tunnel cutter head lowered into shaft
Construction Enquirer   01 August 2022   UK  
<p>The Silvertown Tunnel project reached another major milestone last week as the cutter head for the Tunnel Boring Machine was lowered into the shaft</p>
Filed under: Construction News
Webuild starts digging next section of 64km tunnel under the Alps
Global Construction Review   25 July 2022   Austria   Alps  
Olivier Cleynen/CC BY 4.0
<p>Italy&rsquo;s Webuild and Swiss joint-venture partner Implenia have started boring one of the longest sections of the 64km Brenner Base Tunnel, set to carry a railway between Italy and Austria under the Alps.<br />Lot H41, from Gola del Sill, near Innsbruck, ...
Filed under: Construction News
Norway Gives Green Light for World’s First Ship Tunnel
gCaptain   18 March 2021   Norway  
An illustration of the Stad Ship Tunnel. Image credit: Norwegian Coastal Administration
<p>Norway has given the green light to begin preparations for the construction on what is expected to become the world&rsquo;s first ship tunnel.<br />The Stad Ship Tunnel will cut through the Norway&rsquo;s Stad peninsula allowing ships up to 25.5 meters ...
Filed under: Construction News
Huge tunnel network creates new railway link through the Alps
CNN   20 February 2020   Switzerland  
Work on the Gotthard Base Tunnel was completed in 2016. FABRICE COFFRINI/AFP via Getty Images
<p>(CNN) — Thousands of feet under the Swiss Alps, a new high-speed, high-capacity railway is close to completion.<br>At its heart is the world's longest railway tunnel -- the 35-mile-long (or 57-kilometer) Gotthard Base Tunnel.<br>Everything about this $11.3 ...
Filed under: Construction News
Chinese firm drills East Africa’s longest railroad tunnel
CGTN   24 September 2018   Kenya   Kajiado County  
Courtesy: China Communications Construction Company Limited
<p>China Communications Construction Company Limited (CCCC), contractors of the Nairobi – Naivasha SGR Phase 2A, have successfully drilled the longest railway tunnel in East Africa, at Embulbul in Kajiado County, Kenya. The 4.5 km Ngong tunnel has been designed ...
Filed under: Construction News
NorthConnex Tunnel
northconnex.com.au   29 June 2018   Australia   Sydney  
NorthConnex Tunnelling
<p>About 21 kilometres of tunnelling is being carried out for NorthConnex. The two main nine kilometre tunnels will carry motorists between the M1 Pacific Motorway and the Hills M2 Motorway and additional tunnels are being excavated for on and off ramps.</p ...
Filed under: Construction News
WestConnex: Sydney tunnels a year away from completion
abc.net.au   20 December 2017   Australia  
An artist's impression of the M4 tunnel. Supplied: NSW Government
<p>Excavation work on tunnels built as part of the Sydney WestConnex project is almost complete, but motorists will have to wait at least a year to drive the underground route.</p> <p>The 5.5 kilometre twin tunnel, costing $3.8 billion, connects Homebush to ...
Filed under: Construction News
Singapore's deepest tunnel system almost ready, will ensure reliable electricity supply
The Straits Times   19 December 2017   Singapore  
SP Group managing director of infrastructure and projects Michael Chin demonstrating the scale of Singapore's deepest tunnel system, the Underground Transmission Cable Tunnel Project.ST PHOTO: JOSE HONG
<p>SINGAPORE - A warren of giant tunnels which will safeguard Singapore's electricity supply for the future has been completed.</p> <p>The multibillion-dollar effort to house 1,200km of extra-high voltage cables - more than thrice the distance between Singapore ...
Filed under: Construction News
Building of key Zhangjiakou high-speed rail tunnel begins
The Telegraph   14 November 2017   China   Beijing  
Construction of the Qinghuayuan tunnel, part of the Beijing-Zhangjiakou high-speed railway, under way in the Chinese capital on 2 November 2017 CREDIT: VCG
<p>Complex high-risk construction beneath Beijing will be 6km long and play a vital role in transport links for the 2022 Winter Olympic Games</p> <p>Building of the Qinghuayuan rail tunnel has begun in Beijing as the construction of the intercity high-speed ...
Filed under: Construction News
Eurasia Tunnel opens today to ease Istanbul's traffic congestion
Daily Sabah Turkey   22 December 2016   Turkey   Asia  
Istanbul's Eurasia Tunnel, which is 14.5 kilometers long, opens to public use today (source: Daily Sabah)
<p>The Eurasia Tunnel, connecting the Asian and European continents underneath the Marmara seabed, was inaugurated on the 20th December with President Recep Tayyip Erdoğan, Prime Minister Binali Yıldırım and many other foreign guests in attendance.</p> <p>The ...
Filed under: Construction News