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Tunnelling of Maurice Lemaire Safety Tunnel Ends

Tunnelling of Maurice Lemaire Safety Tunnel EndsMore than fifteen months have been necessary for a Herrenknecht gripper TBM, christened 'Cynthia' in December 2004, to complete a 6,226 m-long ... More Information

Line C Extension of Prague Metro Makes Headway

Line C Extension of Prague Metro Makes HeadwayThe extension of Line C in Prague from Ladvi to Letnany (4,602 m, whereof 2,360 m in mined tunnels, with stops in Strizkov, Prosek and Letnany) is built ... More Information

Repairing the Montblanc Tunnels on the Lleida-Barcelona High Speed Link

Repairing the Montblanc Tunnels on the Lleida-Barcelona High Speed LinkThe Camp Magre, Lilla and Puig Cabrer tunnels are situated on subsection lV-b (for the first two) and V on the ... More Information

Putzmeister Ibérica Markets Vacuum Cleaner for TBMs

Putzmeister Ibérica Markets Vacuum Cleaner for TBMsSpain is the world's first market in terms of the number of tunnel boring machines in activity at the moment. At least 25 TBMs were working ... More Information

Third TBM Starts Boring on Line 9 in Barcelona

Third TBM Starts Boring on Line 9 in BarcelonaTunnelling on the future Line 9 of Barcelona's metro, an infrastructure that will cross Barcelona connecting Badalona and Santa Coloma de ... More Information

Chicago Finishes Deep Tunnel

Chicago Finishes Deep TunnelAfter 30 years and more than USD3 billion, the 176 km of tunnels were completed recently when the 12.9 km Little Calumet leg near Calumet City, Lansing and South ... More Information

Lovat TBM Starts Canada Line in Vancouver

Lovat TBM Starts Canada Line in VancouverA Lovat TBM, nicknamed 'Sweet Leilani', was launched with champagne on 10th June, 2006 at an official ceremony at the future False Creek South station ... More Information

Robbins Signs Contract for Very Long Water Tunnel in India

Robbins Signs Contract for Very Long Water Tunnel in IndiaJaiprakash Associates Limited (JAL) has signed contracts with Robbins for the AMR project in Andhra Pradesh, India on 26th May, 2006. The ... More Information

Eiksund Tunnel Sets New Record

Eiksund Tunnel Sets New RecordThe 7,765 m-long Eiksund tunnel in Norway has set a new world record when the deepest point excavated so far (-266 m below sea level) was reached on 31st May, ... More Information

Hsuehshan Tunnel Opens in Taiwan

Hsuehshan Tunnel Opens in TaiwanThe 12.9 km Hsuehshan, or Snow Mountain, tunnel has opened to traffic on 16th June, 2006 in eastern Ilan county, Taiwan. It is the longest road tunnel in Asia ... More Information

Robbins Readies TBMs for Capilano-Seymour Water Scheme in Vancouver

Robbins Readies TBMs for Capilano-Seymour Water Scheme in Vancouver Deployment of the first of two Robbins tunnel boring machines represents a significant step in construction of the ... More Information

Double Breakthrough with Two Lovats in Bologna

Double Breakthrough with Two Lovats in Bologna Sergio Cofferati, the mayor of Bologna, and Elio Catania, the president and CEO of the Italian railways, presided on 31st May, 2006 the ... More Information

Norway Builds SILA Project

Norway Builds SILA Project Sweden's LKAB supplies highly upgraded iron ore products to the steel industry and custom-adapted mineral products to other industrial sectors. Most of LKAB's ... More Information

Chilean President Michelle Bachelet Kicks off San Cristobal Tunnel at Groundbreaking Ceremony

Chilean President Michelle Bachelet Kicks off San Cristobal Tunnel at Groundbreaking CeremonyChilean president Michelle Bachelet, minister of public works Eduardo Bitran, and Karl Traub, ... More Information

Flood Relief Tunnel Starts in Paris

Flood Relief Tunnel Starts in ParisAn impressive tunnel boring machine commences to work at the Ivry-Massena tunnel (TIMA) in Paris. Its mission is to dig Europe's biggest and deepest ... More Information

Last Breakthrough in the Uetliberg Tunnel with Tunnel Bore Extender Using Undercutting Technique

Last Breakthrough in the Uetliberg Tunnel with Tunnel Bore Extender (TBE) Using Undercutting TechniqueOn 18th May, 2006 the Uetliberg tunnel construction crew celebrated the TBE's last ... More Information

Katschberg Tunnel Breaks Through in Austria

Katschberg Tunnel Breaks Through in AustriaThe 5,414 m Katschberg tunnel on the A10 Tauern motorway connects Salzburg with Carinthia. It is a single bored tunnel and for obvious safety ... More Information

World's Largest TBM Ready to Cross the Yangtze in Shanghai

World's Largest TBM Ready to Cross the Yangtze in ShanghaiAt the end of April 2006, Herrenknecht handed over the first tunnelling machine with a diameter of 15.43 m to the Chinese client ... More Information

Angela Merkel Inaugurates New Central Station and Tunnel in Berlin as Germany Hosts World Cup

Angela Merkel Inaugurates New Central Station and Tunnel in Berlin as Germany Hosts Football World Cup Berlin inaugurated its new central station on 26th May, 2006. The new station is ... More Information

Nordoya Tunnel Opens in Faroe Islands

Nordoya Tunnel Opens in Faroe IslandsThe 6.2 km Nordoya subsea tunnel opened on 29th April, 2006 in the Faroe Islands, three months ahead of schedule. This is a single-tube dual-lane tunnel, the ... More Information

First Sections of Variante di Valico to Open Soon

First Sections of Variante di Valico to Open SoonThe upgrading project of the Apennine section between Sasso Marconi and Barberino di Mugello, first designed in 1993 and revised in 1999, goes from ... More Information

Construction Starts on Tunnel under Yangtze River in Wuhan

Construction Starts on Tunnel under Yangtze River in WuhanWuhan, capital of Hubei province, wants to decongest the only two bridges over the Yangtze River in the city centre. The 3,609 m-long ... More Information

Underground Drillrigs Launch

Underground Drillrigs LaunchAfter the Rocket Boomer E2, Atlas Copco has added a new member to the Rocket Boomer E-series family: the Rocket Boomer XE3, a three-boom drill rig. The Rocket ... More Information

East Rail's Lok Ma Chau Spur Line Extension in Hong Kong Nears End

East Rail's Lok Ma Chau Spur Line Extension in Hong Kong Nears EndIn Hong Kong's Northern New Territories lies a 25 hectare site of agricultural lands and ponds. This is the Long Valley ... More Information

One out of Four European Tunnels is Unsafe

One out of Four European Tunnels is UnsafeThe EuroTest firstly, then the European Tunnel Assessment Programme (EuroTAP) began in 2000 following the Mont Blanc tunnel disaster when 39 people ... More Information

Experts Invited to Workshop and Fire Test on Water Mist Systems

Experts Invited to Workshop and Fire Test on Water Mist SystemsIntensive research work over the last decade has shown that fixed automatic firefighting systems considerably can increase safety in ... More Information

Turin Hosts INTERtunnel 2006

Turin Hosts INTERtunnel 2006The 7th INTERtunnel will be held in Turin at the Lingotto Fiere exhibition centre from 16th to 18th May, 2006. Italy is the ideal host country for an exhibition covering ... More Information

Rome Presented Project Finance Scheme for Metro Line D

Rome Presented Project Finance Scheme for Metro Line DOn 13th April, 2006 the project finance scheme of Line D, the fourth subway line in Rome, has been presented. This is a new line to be developed ... More Information

First Castellanza Tunnel Breaks Through on Saronno-Malpensa Railway Section

First Castellanza Tunnel Breaks Through on Saronno-Malpensa Railway SectionThe first tunnel built to place underground the FNM tracks in Castellanza broke through on 19th April, 2006. The ... More Information

SMART Southern Tunnel Breaks Through in Kuala Lumpur

SMART Southern Tunnel Breaks Through in Kuala Lumpur The southern drive of the SMART (Stormwater Management and Road Tunnel) project in Kuala Lumpur, Malaysia was completed on 22nd ... More Information

Zitron to Supply Fans for World's Biggest Underground Project

Zitron to Supply Fans for World's Biggest Underground ProjectThe M-30 motorway in Madrid is a large thoroughfare built in the seventies between Manoteras junction and Los Franceses bridge, and ... More Information

Concrete Admixtures by Sika

Concrete Admixtures by SikaSika's latest products include several novelties in the range of concrete admixtures. Sigunit®-L52 AF S and Sigunita®-L53 AF S are ecological alkali-free ... More Information

Stockholm to Present Projects Worth EUR2.5 Billion at International Meeting

Stockholm to Present Projects Worth EUR2.5 Billion at International MeetingThe Stockholm region is currently undergoing a period of rapid expansion. Within the next ten years, several very large ... More Information

Wirth Exports its Tunnel Bore Extender to Japan

Wirth Exports its Tunnel Bore Extender to JapanTo protect an endangered species of hawk during expansion of the Tokyo Metropolitan Expressway, a 1,000 m-long tunnel is not being blasted but bored ... More Information

Fire Protection by Thermal Ceramics

Fire Protection by Thermal CeramicsTo meet the requirements of the French equipment and transport ministry's directive 2000-63 of 25th August, 2000 the Ariege provincial road agency (DDE) - project ... More Information

Cat Shows 321CCR Compact Tunnelling Excavator for First Time at Intermat

Cat Shows 321CCR Compact Tunnelling Excavator for First Time at IntermatGeneva-based Caterpillar Tunnelling Industries shows for the first time in a construction fair in Europe its 321CCR compact ... More Information

Tunnelling News

HS2, Tideway and Brenner Base Tunnel feature on Tunnelling Awards shortlist

In the Tunnelling Project of the Year (over $100M) category, Costain, Vinci Construction Grands Projets and Bachy Soletanche JV is nominated for its ... More Information

Danish tunnel gets Afry ITS system

Afry has secured a €9.4 million order for the installation of a Scada system in connection with the construction of the Nordhavn Tunnel in Denmark ... More Information

NHSRCL floats tender for 21 km underground tunnel for bullet train project

Share this on : The National High Speed Rail Corporation (NHSRCL) has invited bids for the construction of 21 km long tunnel for ... More Information

Eight bidders vie to build Bosnia's 400 mln euro Prenj tunnel

SARAJEVO (Bosnia and Herzegovina), September 26 (SeeNews) - Autoceste FBiH, the state-owned motorway operator of Bosnia's Federation, said on Monday it has received eight bids in a ... More Information

Chinese firm given contract worth Rs 1,126 crore for Delhi-Meerut rail tunnel

Chinese multinational construction company Shanghai Tunnel Engineering Co. Ltd. has been awarded the contract to build a 5.6-kilometre underground ... More Information

Drones can be a gamechanger for construction sector, says expert

This technology, which can be used on tunnel projects excavated by conventional methods (explosives, hammers or cutters) as well as on underground ... More Information

Bids open for 7-km India’s first undersea tunnel

NEW DELHI: The National High-Speed Rail Corporation Limited (NHSRCL) has sought bids for the construction of a 21-km-long tunnel including India’s first undersea tunnel for the ... More Information

Tunnelling work for Metro phase II at Madhavaram to begin by mid-October

The first tunnel boring machine that arrived from China has been lowered into the site last week, say CMRL officials. A month later, a second TBM ... More Information

Giant HS2 TBM cutterhead's impressive journey back to start second dig in Warwickshire

After HS2's first tunnel breakthrough by Tunnel Boring Machine 'Dorothy' at the south portal site in July this year, the front part of the TBM has ... More Information

World’s Longest Immersed Tunnel Under Construction

The Fehmarnbelt Tunnel will link Denmark and Germany... More Information

Besix-led JV to tackle Copenhagen tunnel

At Svanemøllebugten, the tunnel will be constructed using the cut-and-cover method. Due to the upheaval caused by the tunnelling work, ... More Information

Assembly work to restart next week on HS2 green tunnel

Assembly work on giant precast concrete segments for a new HS2 “green tunnel” in Northamptonshire is set to restart next week... More Information

ÖBB plans exploration drilling for new railway tunnel

The planned cross-border railway tunnel is part of an expansion project for ... Brenner Base Tunnel construction proceeds with major breakthrough. More Information

Bengaluru's tunnel borer `Varada' completes its innings

After 517 days of drilling for the Bengaluru metro, tunnel boring machine (TBM) `Varada' completed its job on Friday. It completed its second ... More Information

Construction of large-scale Yangtze River tunneling project underway

The construction of a large-scale tunneling project under the Yangtze River starts in east China's Jiangsu Province, September 7, 2022. /CFP... More Information

Largest tunneling machine of its kind completed

Produced by China Railway Construction Heavy Industry Corp and China Railway 18th Bureau Group Corp, the machine is about 100-meter-long. It can achieve a horizontal turning radius of 200 ... More Information

Operator shows digging of tunnel to release treated water from Fukushima Daiichi

The operator of the crippled Fukushima Daiichi nuclear power plant has shown to media work to dig an underwater tunnel for releasing treated water from the facility into the ocean... More Information

Cross River Rail's Underground Stations Are Taking Shape

We’re building Brisbane’s first underground stations and right now, deep under the city, those stations are really starting to take shape… More Information

Suburban Rail Loop tunnel: Construction giants short-listed for build

THREE groups of global construction giants have been short-listed to build the tunnels for a new $34.5 billion rail line under Melbourne's middle ... More Information

Besix, MT Højgaard land €346m Nordhavn Tunnel job

A consortium of Belgian contractor Besix and Denmark's MT Højgaard has won a €346m contract to extend the Nordhavn Tunnel in Copenhagen from the … More Information

UPDATE ON MBCC ACQUISITION – CLOSING TARGETED FOR H1 2023

The UK Competition and Markets Authority (CMA) has decided to conduct an in-depth examination in the UK market related to Sika’s planned acquisition of MBCC Group. Closing is now targeted ... More Information

Marine operation caps HPC cooling water tunnels

Balfour Beatty and client EDF have marked a milestone at Hinkley Point C, lowering the last of six head structures 25 metres to the bottom of the Bristol Channel... More Information

Work starts in Stroud as part of £25m Severn Trent sewage project

... of Dudbridge Road A419 and Cainscross Road to create two large shafts that will allow a tunnel boring machine (TBM) to travel underground. More Information

Breakthrough in Super Nyadi's tunnel construction

Breakthrough in Super Nyadi's tunnel construction. Image for Representation. (Photo: Siuri Nyadi Hydropower ). LAMJUNG: A breakthrough has been ... More Information

Implenia-led JV wins £412M Gotthard road tunnel contract

We will contribute our many years of experience and proven expertise in tunnel construction and other civil engineering disciplines to this exciting ... More Information

Sweco wins another Stockholm metro contract

Sweco has won a SEK32 million (£2.5 million) contract for an extension to Stockholm’s metro between Fridhemsplan and Älvsjö... More Information

Richardson: Mill Creek Tunnel Excavation Complete

Richardson (Dallas County) – The Mill Creek/Peaks Branch/State Thomas Drainage Relief Tunnel (Mill Creek Tunnel) reached an important milestone last month, when the tunnel boring machine ... More Information

New England Tackles Complex Sewer and Stormwater Challenges

Pawtucket Tunnel Construction. Aerial view of a 660-lb crawler crane lowering the TBM cutter head into the launch shaft at the main site in ... More Information

Implenia wins contract for main northern lot of the second tube of the Gotthard road tunnel

We will contribute our many years of experience and proven expertise in tunnel construction and other civil engineering disciplines to this ... More Information

The story behind the winner of the 2022 Australian Construction Achievement Award

There were two major challenges of the project. One was the technical complexity of running tunnel boring machines (TBMs) for 15.5 km under heavily ... More Information

Webuild starts work on €3 billion-worth of rail contracts

The 28.3km Taormina-Giampilieri section is also mostly in tunnels. Webuild will use three tunnel boring machines to excavate 25.2 kilometres of ... More Information

Eglinton Crosstown West Extension tunnelling ramps up |

The second tunnel boring machine was recently launched on the scheme to extend the Eglinton Crosstown light rail transit (LRT) line in Ontario, ... More Information

Brisbane authorities unveil £5.6bn tunnel plans

An in depth study found that a new tunnel stretching from Bald Hills to Kedron could be up to six lanes wide and would connect with the airport ... More Information

J.W. White Contracting Leads Summer Tunnel's Major Restoration Project

The restoration of the Boston Summer Tunnel, which carries traffic ... The construction equipment J.W. White is using on the project includes a ... More Information

Record breaking TBM completes water tunnel in Texas

The US$206.7M (£170M) Mill Creek Drainage Relief Tunnel project will provide ... The bored construction work was completed on the tunnel when the ... More Information

Kanpur Metro: Second Tunnel Boring Machine 'Tatya' Begins Tunneling

Gulermak - Sam India Builtwell commissioned tunnel boring machine S92 on Monday (8 August) at Bada Chauraha Station for the first 3.619 km ... More Information

Euro-asfalt picks up Hranjen Tunnel deal

According to media reports, the cost of construction has risen from €41.5 million to €102 million, mainly due to unexpected geological conditions... More Information

Five-year tunnelling project to take place in Bury as part of new £1.75bn water pipeline

Boring machines will cut through the earth and rock and spoil will be removed from behind the tunnelling machine and will be extracted in ... More Information

Construction of Hamburg heating tunnel kicks off

Construction of a new tunnel that will supply northern Hamburg, Germany, with heat from industrial waste started on August 4... More Information