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

BASF workshop for waterproofing designers

BASF workshop for waterproofing designersMEYCO Underground Construction solutions will be the focus of a workshop in Trondheim, Norway on 15-16th March, 2011. Permanent waterproof single-shell ... More Information

Quejigares TBM excavation complete

Quejigares TBM excavation complete On 11.01.2011 TBM EPB excavation of the second tube of Quejigares tunnel was completed on the 4.9 km Arroyo de la Viñuela-Quejigares section of the ... More Information

Excavation commences on Vitoria-Bilbao-San Sebastián line

Excavation commences on Vitoria-Bilbao-San Sebastián line Conventional excavation has commenced of San Roman tunnel (778 m, section 95 sq m) and Ganzelai tunnel (1,405 m, section 85 sq m) on the ... More Information

ISTSS 2012 call for papers

ISTSS 2012 call for papers The 5th international symposium on tunnel safety and security is scheduled for the Roosevelt Hotel, New York, NY on March 14-16, 2012. Second call for papers has been ... More Information

Herrenknecht TBM progress at metro Line B in Lyon

Herrenknecht TBM progress at metro Line B in LyonOn 27.09.2010 Herrenknecht TBM Agata, diameter 5 m, weight 1,000 t, length 70 m, started excavation of metro B extension in Lyon. The Gerland Stadium ... More Information

IPS powerful people update

IPS powerful people updateInternational personnel recruitment company iPS has revised and updated its website to a more user-friendly format for both jobseekers and employers. 03/11. More Information

Robbins TBM makes history in Laos

Robbins TBM makes history in LaosA 7.6 m-diameter Robbins single shield TBM has completed the first mechanically-driven tunnel in Laos at Theun Hinboun hydro project. The 5.5 km-long drive for the ... More Information

Australia and New Zealand to host Auckland conference

Australia and New Zealand to host Auckland conferenceThe 14th Australasian Tunnelling Conference will be held in Auckland, New Zealand on 8-10th March, 2011. The theme "Development in Underground ... More Information

City Tunnel opens in Malmo

City Tunnel opens in MalmoThe Malmo City Tunnel was officially opened last month by King Carl Gustav XVI of Sweden. The 17 km-long project is the final section of the direct link between Denmark and ... More Information

Ras Adjir-Emsaad highway Libya award

Ras Adjir-Emsaad highway Libya awardAn Italian consortium of Anas SpA, Progetti Europa & Global SpA and Italsocotec SpA has won a EUR125.5 million deal for the Ras Adjir-Emsaad highway in Libya. ... More Information

The advantages of legacy

The advantages of legacyWelcome to a New Year in which the fittest have survived, and fortunes will be made out of the accelerating financial recovery. Our clients have applied their accumulated ... More Information

CBE laser tracker saves time, improves safety

CBE laser tracker saves time, improves safetyFrench group CBE has celebrated the New Year with the launch of the latest generation of its Faro Laser Tracker Ion for three-dimensional control of ... More Information

Second breakthrough at A Luoi hydro

Second breakthrough at A Luoi hydro On 27.12.2010 Cavico Bridge and Tunnel, the Cavico Corporation subsidiary based in Vietnam, broke through a second sub-tunnel at the A Luoi hydropower project. ... More Information

iPS recruiting senior staff for Indian tunnel project

iPS recruiting senior staff for Indian tunnel projectIn February, 2011 India is to start work on a four-year drill/blast tunnel using NATM techniques. iPS is currently recruiting a Tunnel ... More Information

Variante di Valico base tunnel completed

Variante di Valico base tunnel completed On 21.12.2010 the base tunnel on the Variante di Valico project between Florence and Bologna holed through. It is the largest highway tunnel in Italy with ... More Information

Long headrace for Song Bung 2 in Vietnam

Long headrace for Song Bung 2 in VietnamConstruction of the 100 MW Song Bung 2 hydro plant project in Quang Nam province has been awarded to Cavico. The contract includes surge tank, powerhouse and ... More Information

Herrenknecht delivers world's largest EPB

Herrenknecht delivers world's largest EPBThe 15.62 m-diameter EPB designed and manufactured by Herrenknecht at Schwanau has been accepted by the customer this week. It will now be partially ... More Information

2012 Symposium on tunnel safety for New York

2012 Symposium on tunnel safety for New YorkThe fifth ISTSS conference will take place at the Roosevelt Hotel in New York, NY on 14-16 March, 2012 with three days of presentations and exhibits. This ... More Information

Galong La tunnel holes through in Tibet

Galong La tunnel holes through in TibetThe 3.3 km-long Galong La tunnel holed through today, linking Tibet's remote Metok county with the outside world. The tunnel alignment passed through 11 major ... More Information

Second Sangaldam breakthrough

Second Sangaldam breakthroughWork is progressing well on the Katra-Qazigund section of the Kashmir railway, with the second tunnel breaking through at Sangaldam in the Ramban district of the valley. ... More Information

iPS recruits for tunnel project in India

iPS recruits for tunnel project in IndiaIn February, 2011 India is to start work on a four-year drill/blast tunnel using NATM techniques. iPS is currently recruiting a Tunnel Superintendent and ... More Information

UK high speed railway route published

UK high speed railway route publishedThe proposed route for HS2 high speed railway from London to Birmingham has been revealed to the British parliament by the Minister for Transport. More, ... More Information

Marathon Robbins TBM completes Pinglu

Marathon Robbins TBM completes PingluOn 14.11.2010 a veteran Robbins Double Shield completed one of the world's longest single-drive TBM tunnels, the 25.4 km Pinglu section of the Yellow River water ... More Information

Adfil Construction Fibres - leading through innovation

Adfil Construction Fibres - leading through innovationSpanning four decades, ADFIL Construction Fibres has been manufacturing and marketing an extensive range of innovative construction fibres. The ... More Information

Enjoy your festive season, if you can!

Enjoy your festive season, if you can!As the northern hemisphere grinds through the coldest seasonal weather for 30 years, we are conscious that some of our readers will be stuck in places where ... More Information

Zueblin and VMT join forces

Zueblin and VMT join forcesEd. Zueblin of Stuttgart and VMT of Bruchsal, Germany have established a joint venture company ITC Engineering GmbH to market efficient software systems for process data ... More Information

Frejus safety tunnel fully underway

Frejus safety tunnel fully underwayOn 30.11.2010 construction commenced at the Italian end of the Frejus safety tunnel under a contract with the consortium Itinera SpA/Razel SAS/Mattioda Pierino ... More Information

Underground Construction for London

Underground Construction for LondonThe 2011 underground construction conference and exhibition will be held in Central London on 29-30th June. It takes place at a time of unprecedented tunnelling ... More Information

Big Crossrail contracts awarded

Big Crossrail contracts awardedToday, in London, Crossrail has awarded the first of nearly 30 major jobs, comprising EUR1.48 billion of construction contracts for the main project tunnel drives and ... More Information

Auckland Victoria Park breaks through

Auckland Victoria Park breaks throughJust a year after mobilizing, contracting consortium V-Formation led by Fletcher Construction has broken through on the Victoria Park tunnel that will carry ... More Information

Advertiser support at tunnelbuilder

Advertiser support at tunnelbuilderIn publishing, editors sometimes lose sight of who is paying their wages. The buck usually comes from the advertisers, and stops with the publishers, with the ... More Information

iPS - powerful people

iPS - powerful peopleiPS, for 22 years a renowned supplier of personnel to the tunnelling industry, has taken on a new look. The new website www.ipspersonnel.com is now fully integrated with a ... More Information

Rio Tinto invests in mechanized techniques

Rio Tinto invests in mechanized techniquesRio Tinto is investing EUR7.4 million in a new centre for underground mine construction based at CEMI in Sudbury, Canada. The partnership with CEMI provides ... More Information

Milan-Genoa Terzo Valico startup

Milan-Genoa Terzo Valico startupOn 18.11.2010 CIPE approved the start of Lot 1 construction work for the dei Giovi tunnel on the Milan-Genoa high-speed line and allocated EUR700 million to the ... More Information

EIA and design for Maddalena exploratory tunnel approved

EIA and design for Maddalena exploratory tunnel approved The environmental impact assessment for the Maddalena exploratory tunnel on the proposed Turin-Lyon high-speed railway was approved by the ... More Information

2011 China Tunnel Summit for Shanghai

2011 China Tunnel Summit for ShanghaiThe 5th China tunnel summit takes place March 3-4, 2011 in Shanghai, China. For more information contact Zoey Yao at Merisis, tel +86 21 62278218, e-mail ... More Information

Tunnelling News

IN MEMORIAM - OLIVIER VION (1962-2024)

Through the past decades, the energy and foresight to lead the management of the ITA International Tunnelling and Underground Space Association has been in the hands of Olivier Vion, a man ... More Information

Amtrak awards construction contract for East River Tunnel rehabilitation

The $1.6 billion project calls for demolishing all existing tunnel systems down to the liner, then restoring both tubes. During the project, one tube ... More Information

Strabag in €110 million deal to equip transalpine tunnel

Austrian contractor Strabag has won a €110 million (US$120 million) to equip a transalpine tunnel linking Austria and Slovenia... More Information

19 tunnel boring machines for Manila subway set

A close-up of the tunnel boring machine head, with a diameter of 6.9 meters. ... The first cutter head of the first tunnel boring machine (TBM), named ... More Information

$16 billion Gateway Tunnel Project gets federal funding boost after years of delays

The $16.1 billion project includes a new rail tunnel linking New York and New Jersey — and is set to be open by 2035 ... More Information

Preferred bidder announced for second tunnelling contract

The global consortium of WeBuild S.p.A, GS Engineering and Construction Australia and Bouygues Construction ... Tunnel Project, North East Link ... More Information

Bechtel Picked as CM for $12.7B Single-bore BART Extension

Officials with the VTA are aiming to begin major construction and tunnelling for the $12.7-billion BART Silicon Valley Phase II Extension Project next ... More Information

Stonehenge could be put on world heritage danger list over tunnel plan

The United Nations Educational, Scientific and Cultural Organization (UNESCO) has recommended that Stonehenge be listed as ‘World Heritage in Danger’ due to the A303 upgrade scheme and is ... More Information

World’s longest railway tunnel to reopen after a year

The tunnel closed on 10th August last year following the derailment of a freight train, and SBB has since been pushing ahead with repair work... More Information

Afcons Infrastructure Wins Bid for Thane Tunnel Project

Afcons Infrastructure secures the L1 bid for a tunnel project in Thane, marking a significant milestone in infrastructure development. More Information

Kolkata Metro: D-Wall's Construction Work At Victoria Metro Station Is Advancing Swiftly

For the tunnelling work of the stretch from the Khidderpore to Park Street stretch of this Corridor, two Tunnel Boring Machines (TBM) will be deployed ... More Information

K2D Skøyen – Vækerø

Implenia has been awarded the contract for section K2D Skøyen - Vækerø, which is part of the entire Fornebu line that will be completed in 2030... More Information

Massey Tunnel replacement project hits design-build proposal stage

Tunnel replacement project has finally hit the design-and-build proposal stage. The Transportation Ministry announced Wednesday that three bid ... More Information

Barhale wins £36m East London sewer remediation

Thames Water has appointed Barhale to deliver essential remediation works on a Victorian gravity sewer as it passes above the Jubilee Line and Docklands Light Railway in East London... More Information

Reaping Rewards From Continuous Innovation

In boring underground tunnels for Malaysia's MRTs, Gamuda developed the world's first autonomous tunnel boring machine (A-TBM), utilizing in-house ... More Information

5 of the longest tunnels in the world and how they were built

Since the invention of the tunnel boring machine in 1853, engineers have used advanced technology to drill, blast, and bore into the earth. From ... More Information

Femern - inauguration of the first tunnel element

We are pleased to announce that H.M. King Frederik X will take part in the inauguration of the first tunnel element on the construction site on 17 June. H.M. King Frederik X will arrive at ... More Information

HOCHTIEF-MURPHY Joint Venture (HMJV)

A busy first half of the year on the HOCHTIEF-MURPHY Joint Venture (HMJV) Package 5 Headhouses & M&E contract on National Grid’s LPT Phase 2... More Information

Tesla Cybertruck escorts Boring Co's Prufrock-3 tunnel boring machine

The Boring Company's Prufrock-3 tunnel boring machine (TBM) recently completed a tunnel to Giga Texas, and in true Elon Musk fashion, ... More Information

Kazakhstan’s First Automobile Tunnel and Largest Bridge to be Completed this Year

As reported by the Kazakhstan’s Ministry of Transport, Kazakhstan’s first automobile tunnel through the Shakpak Baba Pass and the country’s largest bridge over the Bukhtarma Reservoir ... More Information

HRBT Expansion Project hits big milestone, could be on track for early completion

The tunnel boring machine, known as Mary ... construction of our two new bored tunnels,” said Project Director Ryan Banas... More Information

TBMs Pass Factory Test For Lesotho Highlands Water Project

A team of engineers and tunnel experts from the Lesotho Highlands Development Authority (LHDA) together with consultants and contractors working on the Polihali transfer tunnel recently ... More Information

Royal Cargo opts for Goldhofer heavy transport equipment

It has also been in action moving tunnel boring machines (TBM) for the Metro Manila Subway project ... machine part posed a significant challenge due ... More Information

Tunnel breakthrough on NI Water's £7.8M Portadown wastewater project

The tunnel boring machine excavated roughly 1,000m3 of material, which would have risen to 8,000m3 of spoil with a more traditional open-cut method. More Information

The Boring Company announces Cybertunnel at Tesla Texas HQ

In January, the company's latest tunnel boring machine (TBM), Prufrock 3, was first spotted near Tesla's Giga Texas. Prufrock-3 has ... More Information

How do you build tunnels and bridges underwater?

Underground construction usually uses powerful tunnel-boring machines to excavate soil directly. This machine is often called a mole for a reason. More Information

Five Huge New Construction Projects Coming To The US

A spokesperson for the project told Newsweek: "The Hudson Tunnel Project is a generational investment that is expected to create 95,000 new jobs and ... More Information

Chennai Metro Corridor 3: Adyar River Tunnel Work Hampered By Geological Setbacks

For the stretch between Greenways Road and Adyar, CMRL engaged two TBMs, 'Kauvery' and 'Adyar.' These machines were launched from Greenways Road ... More Information

French and Danish firms to build Valby 'cloudburst tunnel'

The underground tunnel will be 2,380m long and will be constructed as a drilled tunnel with an internal diameter of 3.4m. The tunnel will have the ... More Information

Howard's approved budgets include $44.9M for Ellicott City tunnel

The Howard County Council has approved a $2.4 billion operating budget for fiscal 2025, along with a $413 million capital construction budget that ... More Information

DC Water Breaks Ground On Potomac River Tunnel Project

DC Water on May 21 hosted a groundbreaking ceremony to officially commence construction activities for the Potomac River Tunnel Project... More Information

Silvertown Tunnel portal connections completed

A complete transformation of the tunnel shape was needed to connect the circular tunnel boring machine (TBM) constructed ... More Information

The $4BN Tunnel to Save Stockholm - The B1M

Above: A tunnel entrance under construction. When it completes in 2030, the $4BN project will be one of the longest road tunnel systems in the world. More Information

OHLA awarded the Gjønnes tunnel in Norway for nearly 160 million euros

The Norwegian Public Roads Administration (Statens Vegvesen) has awarded the company the design and construction of the Gjønnes tunnel for 156 ... More Information

Utilities tunnel dug through 'challenging' ground conditions under River Tees

Main contractor Farrans Construction worked with specialist contractor Joseph Gallagher to construct the tunnel. During its five weeks of tunnelling ... More Information

China develops world's first boring and blasting machine

In a groundbreaking development, the world's first boring and blasting machine, jointly developed by Tsinghua University and China Railway Science and Industry Group, has successfully ... More Information

Tunnel boring machine wedged in hard rock, leaving Snowy 2.0 hydropower project with new issues

Tunnelling problems are plaguing the $12 billion Snowy 2.0 hydropower project, with a boring machine previously bogged in soft ground now wedged in ... More Information

Construction Complete On New High-Speed Rail Tunnel

Inside the completed Desheng Tunnel, and inset, a Chinese high-speed train. Work on the project is now complete. © China ... More Information

DC Water Breaks Ground on Potomac River Tunnel Project

The Project consists of a large-diameter deep sewer tunnel, diversion facilities, drop shafts, and support structures to capture flows from existing ... More Information