Your single point of reference for all your Geotechnical Inquiries

Geotechnical Egineering News tagged with [TBM tunneling]

Total Items found:
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
Mumbai: Civil work on 2 Metro lines to end by November
The Indian Express   21 June 2019   India   Mumbai  
As per the information provided by MMRDA, the tracks were laid in the early hours of Sunday near National Park station.
<p>The Mumbai Metropolitan Region Development Authority (MMRDA) on Sunday began laying tracks on the elevated corridor of Metro line 7 that will connect Andheri (E) to Dahisar (E). An MMRDA official said that civil work on two Metro lines 7 and 2A (DN Nagar ...
Filed under: Construction News
Underground Metro in Mumbai gets its first tunnel digger
Hindustan Times   07 September 2017   India   Mumbai  
The Tunnel Boring Machine at Mumbai Port.(HT)
<p>The Mumbai Metro Rail Corporation has received the first Tunnel Boring Machine (TBM) that would be used to drill twin tunnels for the 33.5km Colaba-Bandra-SEEPZ Metro-3 line. Sixteen more highly-mechanised TBMs will arrive in the city in the period of next ...
Filed under: Construction News
Elon Musk's Boring Co. Has A Greenlight From Hometown To Build Test Tunnel
FORBES   25 August 2017   USA   California, Hawthorne  
A prototype Boring Company drilling machine rests outside of SpaceX headquarters in suburban Los Angeles.
<p>Elon Musk’s audacious plan for a new business to build tunnels for high-speed subterranean transportation took a step forward by winning approval from local officials to proceed with a test tunnel running far below two city streets and a small airport.</p><p>Hawthorne, ...
Filed under: Construction News
Salini Impregilo completes Line 3 excavation for Riyadh metro project in presence of Riyadh Governor HRH Prince Faisal Bin Bandar Al Saud
TBM - Line 3 (source: Salini Impregilo website)
<p>The tunnel excavation work along Line 3 of Riyadh Metro, the longest line of the massive project commissioned by the ArRiyadh Development Authority (ADA) and realized by Salini Impregilo, has been completed. The end of the work was celebrated in the presence ...
Filed under: Construction News
TBM Bertha passes halfway mark
The construction index   04 October 2016   Seattle   United States  
Bertha's progress (source: the Construction Index)
<p>The huge TBM that spent more than two years broken down in the US city of Seattle has now passed the halfway point of her journey.</p> <p>Bertha tunnelled past Pike Place Market at the end of last week, which took her beyond the halfway mark of the 2,825m ...
Filed under: Construction News
Astaldi team signs €1bn contract for Italian rail tunnel
The construction index   06 September 2016   Italy   Europe  
Tunnel construction
<p>Astaldi has a 42.51% stake in the joint venture, which it is carrying out with Ghella (42.49%) and Oberosler, Cogeis and PAC, which each have 5%. The team will build an exploration tunnel and two main tunnels from Mezzaselva in Fortezza to the Italian ...
Filed under: Construction News
Bertha’s woes grind on: more delay, higher cost for Highway 99 tunnel
The Seattle Times   22 July 2016   USA   Seattle  
The southbound deck of the Highway 99 will be built, here, between two massive walls. This is the view looking north. (Ken Lambert/The Seattle Times)
<p>Bertha&rsquo;s problems will cost Washington state an estimated $223 million in cost overruns, and further delay the Highway 99 opening &mdash; until early 2019.</p> <p>OLYMPIA &mdash; Tunnel-machine Bertha&rsquo;s two-year breakdown will cost Washington ...
Filed under: Construction News
The Longest, Deepest Rail Tunnel on Earth Just Opened in the Swiss Alps
Gizmodo   01 June 2016   Switzerland   Gotthard  
AP Photo/Christian Hartmann,Pool
<p>After 17 years of construction, the Gotthard Base Tunnel opens today. This feat of engineering is a 35-mile high-speed rail connection beneath the Swiss Alps and is now the longest transit tunnel in the world. You better believe that Hyperloop engineers ...
Filed under: Construction News
Step inside the world's longest railway tunnel
The Telegraph   31 May 2016   Switzerland   Gotthard  
The Gotthard Base Tunnel stretches for 57 kilometres CREDIT: © 2014 BLOOMBERG FINANCE LP./BLOOMBERG
<p>We approached the innocuous door in the side of a mountain with little idea what was on the other side of the roller shutter. We journalists on board were lucky: we were about to get a sneak preview of the world&rsquo;s longest railway tunnel before the ...
Filed under: Construction News