Tunnelbuilder Promoting the world's tunnelling industry to a huge qualified audience

View the Spanish Tunnelbuilder website View the Italian Tunnelbuilder website

Archive - News

Featured News

Atlas Copco Completes Acquisition of Baker Hughes Mining Tools

Atlas Copco Completes Acquisition of Baker Hughes Mining ToolsAtlas Copco North America Inc. has completed its acquisition of Baker Hughes Mining Tools, a division of Hughes Christensen, a division ... More Information

British Tunnel Projects Face Long Road Ahead

British Tunnel Projects Face Long Road AheadThree major British tunnel projects have been slowed by extensive environmental requirements and funding issues.A public inquiry into the GBP150 million ... More Information

Portland's West Side Big Pipe North Drive is Completed

Portland's West Side Big Pipe North Drive is CompletedA Herrenknecht Mixshield TBM named Lewis (machine S-232) has broken through on 31st August into Confluent shaft on Swan Island after a 4-month ... More Information

Dublin Port Tunnel Breaks Through

Dublin Port Tunnel Breaks ThroughThe Herrenknecht EPB TBM excavating the second tube of the Dublin Port tunnel broke through into the reception pit at Whitehall on the 18th August, 2004. The event ... More Information

Tunnel Collapse Kills 29 in India

Tunnel Collapse Kills 29 in IndiaTwenty-nine labourers have been killed on 2nd August after a tunnel shaft collapsed in the Himalayas as part of the works for the Tehri hydro project in the northern ... More Information

New Personnel Vehicle from Normet

New Personnel Vehicle from NormetThe new RBO is a pioneering vehicle designed and built from Normet's experience over 40 years of underground mobile equipment production. Extreme conditions call for ... More Information

Lovat TBM Breaks Through Upper Reach Tunnel of NEIS - us/29

Lovat TBM Breaks Through Upper Reach Tunnel of NEIS - us/29The Traylor / J. F. Shea / Frontier Kemper / Kenny joint venture broke through on 16th July the 3.3 km Upper Reach tunnel of the North East ... More Information

Atlas Copco to Acquire Baker Hughes Mining Tools

Atlas Copco to Acquire Baker Hughes Mining ToolsAtlas Copco North America Inc. has signed an agreement to acquire Baker Hughes Mining Tools, a division of Hughes Christensen, a division of Baker ... More Information

Hook Fiber Goes Global

Hook Fiber Goes GlobalFrom its manufacturing base in Seoul, Korea, Hookfiber International Corporation (HIC) is bringing more competition into the steel fibre concrete and shotcrete reinforcement ... More Information

Robbins Breakthroughs in Sydney

Robbins Breakthroughs in SydneyTwo breakthroughs in two days, on July 27th and 29th, made for an eventful week on the Epping to Chatswood Rail Line project in Sydney, Australia. Thiess-Hochtief ... More Information

Wirth-NFM Group To Build TBM for Pajares Tunnel in Spain - es/55

Wirth-NFM Group To Build TBM for Pajares Tunnel in Spain - es/55The FCC / Necso JV has placed an order with the Wirth-NFM Technologies Group for one TBM to be used to drive one of the two parallel ... More Information

Wirth TBM Breaks Through Sabugal-Meimoa Water Tunnel

Wirth TBM Breaks Through Sabugal-Meimoa Water TunnelA Wirth hard rock TBM broke though a tunnel on 23rd June for the Rural Development and Irrigation Institute under the Portuguese Ministry of ... More Information

MHI Receives Order for Two TBMs from China - cn/28

MHI Receives Order for Two TBMs from China - cn/28Mitsubishi Heavy Industries has received an order to supply two earth pressure balance shield tunnelling machines to China Construction First Group ... More Information

China and Argentina to Build Tunnel to Link Atlantic and Pacific - ar/20 & cl/24

China and Argentina to Build Tunnel to Link Atlantic and Pacific - ar/20 & cl/24China and Argentina signed on 29th June an agreement in principle for building a 13.9 km tunnel across the Andes ... More Information

Wirth / NFM Technologies Group Creates Subsidiary in Spain

Wirth / NFM Technologies Group Creates Subsidiary in SpainThe Wirth / NFM Technologies Group has created NFM-Wirth Service S.A., a subsidiary located in Madrid. The new company has been operational ... More Information

Railway Concessionaire Orders Perthus TBM with Option for Second Machine - fr/16 & es/21

Railway Concessionaire Orders Perthus TBM with Option for Second Machine - fr/16 & es/21Herrenknecht has received an order from TP Ferro, the concession company set up by ACS-Dragados of Spain ... More Information

Germany and Denmark Sign Declaration on Fixed Baltic Link

Germany and Denmark Sign Declaration on Fixed Baltic LinkThe German and Danish transport ministers, Manfred Stolpe and Flemming Hansen, signed on 23rd June a declaration to pursue a fixed road and ... More Information

Caterpillar to Hold Live Demo of Tunnelling Excavator

Caterpillar to Hold Live Demo of Tunnelling ExcavatorAfter the high-level attention the 325CR tunnelling excavator got at the Bauma fair in Munich, Cat will run a live tunnelling construction ... More Information

Nusantara Tunnel Project in Indonesia Needs Experts

Nusantara Tunnel Project in Indonesia Needs ExpertsPT Nusantara Tunnel Indonesia is currently preparing to construct a 33 km subsea twin tunnel crossing the Sunda Strait in Indonesia. The tunnel ... More Information

Gjerstad for toughness, durability, and a long working life

Gjerstad for toughness, durability, and a long working lifeMost people in the tunnelling industry associate the name Gjerstad with side-tipping buckets, an item that they have produced for nearly 40 ... More Information

At the Heart of the Lötschberg

At the Heart of the LötschbergTwenty minutes are necessary to cover the 7 km southward between the Mitholz entrance of the Lötschberg base tunnel and the worksite to Ferden. Consortium Satco, a JV ... More Information

Black Diamond Cutters Take on the World

Black Diamond Cutters Take on the WorldBlack Diamond Cutters, manufactured in the New South Wales town of Artarmon, Australia, have been a growing influence on Asia Pacific TBM projects over the ... More Information

Squeezing Ground Obliges to Innovate at Gotthard Base Tunnel

Squeezing Ground Obliges to Innovate at Gotthard Base TunnelThe 800 m Sedrun shaft enables to descend to the heart of the Gotthard base tunnel in 67 seconds, at a speed of 12 m/sec. The elevator has ... More Information

Harvey Parker - ITA President with a Mission

Harvey Parker - ITA President with a MissionDr Harvey W. Parker, PE, a tunnel and geotechnical engineer in private practice, has been elected to a three-year term as President of the International ... More Information

Spain Inaugurates First Phase of Test and R&D Tunnel

Spain Inaugurates First Phase of Test and R&D TunnelVicente Alvarez Areces, the president of Asturias in northern Spain, inaugurated on 25th May a EUR1.3 million high temperature fan test ... More Information

Goodbye WT, hello TTC!

Goodbye WT, hello TTC!April edition of World Tunnelling magazine was the last of the series, and the title has closed after some 150 issues. Launched in March, 1988, WT was well-received by both ... More Information

Sandvik Tamrock Wins Order for Tunnelling Jumbos - cn/61

Sandvik Tamrock Wins Order for Tunnelling Jumbos - cn/61Sandvik Tamrock has signed a supply contract with the Leighton-Kumagai JV to deliver five new Tamrock Axera tunnelling jumbos for Route 8 ... More Information

Four Cat 330C HD Special Application Excavators on the World's Longest Tunnelling Project

Four Cat 330C HD Special Application Excavators on the World's Longest Tunnelling ProjectThe Sedrun intermediate adit is one of the most spectacular sections of the 2 x 57 km Gotthard base tunnel in ... More Information

France and Italy Sign Lyon-Turin High Speed Rail Link Agreement

France and Italy Sign Lyon-Turin High Speed Rail Link AgreementFrance and Italy on 5th May signed an agreement on the financing of a EUR12 billion transalpine high speed rail link between the cities ... More Information

Austria and Italy Sign Agreement on Brenner Base Tunnel

Austria and Italy Sign Agreement on Brenner Base TunnelHubert Gorbach, the Austrian deputy chancellor and minister for transport, innovation and technology, and Pietro Lunardi, Italy's minister for ... More Information

EU Welcomes New TEN Guidelines

EU Welcomes New TEN GuidelinesThe European Parliament and Council adopted 30 priority projects of the Trans-European transport Network (TEN) on 21st April, a few days before the enlargement of the ... More Information

Lovat Launches TBM in Singapore

Lovat Launches TBM in SingaporeDowner Engineering has launched a refurbished 6.15 m-diameter Lovat TBM, model RMP242SE Series 18500, for the Singapore cable tunnel contract C302, section from West ... More Information

Annual Tunnel Test Results Disclosed as EU Adopts New Directive on Safety

Annual Tunnel Test Results Disclosed as EU Adopts New Directive on SafetyADAC, the German motoring club, has presented the results of its sixth annual tunnel test survey since 1999. This year's ... More Information

Three Killed, One Missing at Singapore Metro Collapse

Three Killed, One Missing at Singapore Metro CollapseThree workers, one Malaysian, one Chinese and one Singaporean, have been killed on 20th April at a metro collapse on a Circle Line worksite in ... More Information

Eurotunnel Sells TBM as French Board is Appointed

Eurotunnel Sells TBM as French Board is AppointedAn Howden TBM used to build the Channel tunnel that links the south of England and France has been sold by online auction site eBay. The 580t machine ... More Information

Safer European Road Tunnels

Safer European Road TunnelsThe European Parliament will vote on 20th April a second reading recommendation on proposals to improve the safety of tunnels on the trans-European road network. The ... More Information

Page:

Tunnelling News

In pics: construction site of Chongming-Taicang tunnel

A smart assembling vehicle works at "Linghang" large diameter shield tunneling machine at the construction site of the Chongming-Taicang tunnel, part of the Shanghai-Chongqing-Chengdu ... More Information

IN PICTURES: Spectacular images of the removal of HS2's huge tunnelling machine

TBM Sushila was used to construct part of the Northolt Tunnel – an 8.4-mile tunnel ... construction/london-tunnels/progress-3/northolt-tunnel/tbm- ... More Information

Historic tunnels uncovered beneath Salisbury station during £5.3M upgrade project

Engineers from Network Rail and South Western Railway have uncovered a network of tunnels and rooms beneath Salisbury station during ongoing £5.3M upgrades to the station’s forecourt... More Information

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels. The new road will pass through Georgia along a trade route ... More Information

Buca Metro Tunnel Excavations Reached 50 Percent Level

Important progress is being made in the construction of the line, where four tunnel boring machines (TBMs), each 100 meters long, 7 meters wide and ... More Information

'Very promising' narrow-reef boring technology nearing rollout stage

A novel tunnel boring machine (TBM) will open up Bokoni's narrow tabular dipping PGM orebody to allow narrow-reef boring to take place, so that ... More Information

A vast undersea tunnel is being built

The 7.4 billion-euro ($7.7 billion) project is a huge undertaking, in every sense. Each section of the tunnel is colossal. These concrete structures ... More Information

National Grid gets planning permission for Grain to Tilbury upgrade with new Thames tunnel

National Grid has secured full planning approval for the Grain to Tilbury project, which includes a new power tunnel under the River Thames... More Information

Right track tunnel of Huangjialing Tunnel in NW China's Gansu drilled through

A staff member works on the construction site of the right track tunnel of the Huangjialing Tunnel in Linxia Hui Autonomous Prefecture, northwest ... More Information

Shetland Islands tunnels plan takes 'huge step forward' with sonar investigations

This phase will further inform the project's development and feasibility. The tunnel project, seen by locals as pivotal for improving ... More Information

Construction of the Tarande tunnel begins next week

On March 17th, in Vilnius district Construction of a tunnel and other related infrastructure will begin at Taranda and Bukiškis. This project aims ... More Information

Delhi Metro's Golden Line achieves major tunnel breakthrough;

The construction of Delhi Metro's Golden Line achieved a major milestone on Thursday as the Tunnel Boring Machine (TBM) broke through at the ... More Information

RiverRenew Tunnel Project Nearing Completion

The RiverRenew Tunnel System Project, the largest infrastructure investment in Alexandria's history, is nearing completion. More Information

Sydney Metro West tunnels enter final stretch after big breakthrough

Two tunnel boring machines (TBMs) constructing the huge Sydney Metro West tunnels have made a smashing entrance 24 metres below the surface. More Information

Chennai Metro Rail launches first tunnel boring machine for underground tunnelling in Kolathur

Corridor 5 begins at Madhavaram Milk Colony and connects through Koyambedu, Porur, Alandur and other residential/commercial areas of the city to ... More Information

Element Six, Master Drilling Announce Tunnel Development Partnership

Element Six and Master Drilling will deliver a diamond-enabled solution designed to increase tunneling development speed, reducing costs and minimize the environmental impact of tunnel ... More Information

Gateway Project Tunnel Connecting NY and NJ Moves Forward

Five Gateway contracts have been awarded so far, including one on Predergast's first day for construction on the Manhattan side of the tunnel... More Information

HSR Xi'an – Yan'an: Completion of All Tunnels in the Project

The HSR Xi'an – Yan'an has completed the excavation of all tunnels, including the Tongchuan Tunnel. This is a key milestone in the construction ... More Information

Brazil's US$1bn underwater tunnel project making waves among potential bidders

The first underwater road tunnel project in Brazil is attracting interest from multiple potential bidders, an official familiar with the matter ... More Information

Element Six and Master Drilling Announce Strategic Partnership for Advanced Tunnel

Achieving high quality, nonexplosive tunnel construction with various aspects of value generated compared to traditional rock excavation methods is a ... More Information

Tutor Perini Wins a $1.2 Billion NYC Contract

A joint venture of Sylmar-based civil construction firm Tutor Perini Corp. and its subsidiary Frontier-Kemper Constructors has won a $1.18 billion contract to construct a pair of rail ... More Information

Milestone reached for $1.6b Auckland wastewater tunne

Watercare's Central Interceptor project has passed an historic milestone with the southern half of the 16.2 kilometre tunnel – Blockhouse Bay ... More Information

Elon Musk's 'Wormhole' Tunnel Promises To Carry 20,000 People Per Hour In Dubai

It’s been more than eight years since Elon Musk decided he was fed up with traffic and declared he’d start digging tunnels to revolutionize public transport across the United States. So ... More Information

First tender for Dubai’s $22bn tunnels due within days

Dubai Municipality is expected to tender the first two packages of the $22bn Dubai Strategic Sewerage Tunnels (DSST) project imminently... More Information

London's Thames Tideway Tunnel now fully connected

After 10 years of construction work, the last of the 21 connections of the Thames Tideway Tunnel was made to the city's Victorian sewage system. More Information

Silvertown Tunnel

Silvertown Tunnel is the Transport for London project looking to forge a brand-new connection between Silvertown and the Greenwich Peninsula... More Information

Dubai Loop: Elon Musk to Build Huge Underground Road Network

Musk's The Boring Company, which is responsible for building a similar project in Las Vegas, aims to create 17 kilometers of tunnel capable of ... More Information

Wisconsin approves $4.5m tunnel lighting project

Wisconsin Governor Tony Evers has approved a $4.5m lighting systems upgrade project in various tunnels in Milwaukee County, Wisconsin. More Information

$1.18bn Manhattan Tunnel contract awarded as part of $16bn Hudson Tunnel Project

The Hudson Tunnel Project is the key section of the Gateway Programme, which is a comprehensive rail infrastructure investment aimed at boosting ... More Information

North East Link continues to forge ahead towards completion

Tunnelling will soon commence on Victoria's longest twin road tunnels – the North East Link tunnels – as two massive tunnel boring machines (TBMs) are ... More Information

Africa's huge £8.5m tunnel cuts up to 26 minutes off journeys to major capital city

The tunnel is to be constructed within the next three years. This project will not only create 500 jobs in the construction ... More Information

CMRL's tunnel boring machine from Panagal Park reaches Kodambakkam station after a year

Chennai Metro Rail's Phase II Project faces delays as tunnel boring machines 'Pelican' and 'Peacock' progress towards Kodambakkam... More Information

$800-million twin-tube tunnel, longest in the Philippines, nears 'breakthrough'

A senior agency official stated on Thursday that the tunneling phase of the Davao City Bypass Construction Project will achieve a long-awaited ... More Information

The World’s Largest Immersed Tunnel Is Being Built—And It’s Done Without a Tunnel Boring Machine

When we think about groundbreaking advancements, our minds often jump to cutting-edge technology like smartphones or supercomputers. But some of the most awe-inspiring innovations are ... More Information

Brenner Base TBM enters 'highly fractured' fault zone

A tunnel boring machine (TBM) working on the northernmost active construction lot of the Brenner Base Tunnel project has entered a “highly ... More Information

India building a historic Undersea Tunnel for Mumbai-Ahmedabad Bullet Train Project

He stated, "All high-quality safety norms have been adopted in the construction of this India's first carefully designed undersea tunnel project." The ... More Information

Norway's Incredible Ship Tunnel Plan Is Back On Track

Despite pandemic-related and planning delays to the project, the Norwegian Coastal Administration is pressing ahead with plans to build the world's ... More Information

PM Modi inaugurates Z-Morh tunnel in J&K

The tunnel works with the under-construction Zojila tunnel to enhance travel efficiency and road connectivity. NEW DELHI: Prime Minister Narendra ... More Information

Metro's tunnel construction on track

Meanwhile, the 'Azad' TBM is already working on the 'up-line' tunnel for the same stretch. After arriving at Transport Nagar, both TBMs were 'dragged' ... More Information