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Featured News

Changsha Xiangya Road River-crossing Tunnel Is Opened to Traffic

Changsha Xiangya Road River-crossing Tunnel Is Opened to Traffic

On July 5th, Changsha Xiangya Road river-crossing tunnel was opened to traffic. The tunnel is the largest diameter shield machine tunnel in Hunan Province, China. The opening of the tunnel will ... More Information

HS2’s Northolt Tunnel is 50% complete

The joint Venture formed of Skanska, Costain and STRABAG (SCS) are celebrating completing half of the 13.52 km (8.4-mile) Northolt tunnel.  The Northolt tunnel will be used by high-speed ... More Information

Six contractors prequalify to build the new Roldal tunnel on the E134 in Norway

Six contractors prequalify to build the new Roldal tunnel on the E134 in Norway

The following six contractors have asked to be prequalified to build Norway's fourth longest road tunnel, the single-tube 12.4km Roldal tunnel on the E134, which is one of the main connections ... More Information

Turin/Lyon - The EU allocates another EUR 700 million to the cross-border section of the project

The European Commission has announced the funding distribution for projects benefiting from the third edition (2024-2027 period) of the CEF, the EU’s programme for strategic investments in ... More Information

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Latest Tenders

Austria, Carinthia and Land of Salzburg

at/21
Highway

Closing Date: 05/09/2024

Open invitation to tender, deadline 05/09/2024, for local construction supervision for the ...
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Austria, Land of Salzburg

at/23
Highway

Closing Date: 05/09/2024

Open invitation to tender, deadline 05/09/2024, for local construction supervision for the ...
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Czech Republic, Northern Bohemia

cz/11
Motorway

Closing Date: 12/08/2024

Open invitation to tender, deadline 12/08/2024, for the repair of faulty technological ...
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Czech Republic, Central & North Bohemian Regions

cz/36
Motorway

Closing Date: 12/08/2024

Open invitation to tender, deadline 12/08/2024, for the repair of faulty technological ...
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Italy, Milan

it/16
Metro

Closing Date: 23/07/2024 (Tender Closed)

Open invitation to tender, deadline 23/07/2024, for the assignment of works for the ...
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France, Brittany

fr/15
Metro

Closing Date: 05/08/2024

Invitation to tender by negotiated procedure, deadline 05/08/2024, for the adaptation of the ...
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Norway, Akershus

no/86
High Speed Railways

Request for Information for consultancy services on drainage for the Blix tunnel, part of a ...
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Switzerland, Zurich-Thalwil

ch/13
Railway

Closing Date: 12/09/2024

Open invitation to tender, deadline 12/09/2024, for general planning services from ...
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Italy, Turin

it/26
Metro

Closing Date: 30/07/2024

Open invitation to tender, deadline 30/07/2024, for the assignment of the Project Management ...
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France, Auvergne- Rhone Alps

fr/55
Road

Closing Date: 01/08/2024

Open invitation to tender, deadline 01/08/2024, for maintenance and modernization of equipment ...
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Switzerland, Lotschberg

ch/18
AlpTransit Railway

Closing Date: 09/08/2024

Open invitation to tender, deadline 09/08/2024, for 47 sources of uninterruptible power supply ...
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Croatia, Brod & Posavina and Pozega & Slavonia

hr/20
Expressway

Closing Date: 12/07/2024 (Tender Closed)

Open invitation to tender, deadline 12/07/2024, for the supervision of the construction of the ...
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Latest Awards

Spain, Bilbao

es/118
South Metropolitan Bypass

Team Ingenieria y Consultoria SL from Zamudio have secured the EUR 882,050.00 contract, ...
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France, Paris

fr/80
Metro and Railways

The Joint Venture ERI/Siemens di Fontenay-sous-Bois secured the EUR 6.12 million contract, ...
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Switzerland, Cantons Schwyz and Uri

ch/85
Highway

The joint venture (JV) between Implenia (60%) and Frutiger (40%) have secured the EUR 446.69 ...
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Italy, Trentino-South Tyrol

it/277
Railway

No winner was selected for the awarding of the services of the Technical Administrative and ...
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Austria, Innsbruck

at/32
Highway

Bernard Gruppte ZT GmbH from Hall in Tirol have secured the EUR 233,333 contract, excluding ...
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Norway, Rogaland

no/78
Road and Motorway

The Joint Venture Implenia Norge AS/ Stangeland Maskin AS have secured the EUR 524.73 million ...
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Italy, Trentino-South Tyrol

it/277
Railway

The Joint Venture D'Agostino Angelo Antonio Costruzioni Generali Spa (Leader)  and ...
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Singapore, Singapore

sg/30
Cross Island Line

The Land Transport Authority (LTA) has awarded to Nishimatsu Construction Co Ltd - Okumura ...
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Singapore, Singapore

sg/30
Cross Island Line

The Land Transport Authority (LTA) has awarded to Shanghai Tunnel Engineering Co (Singapore) - ...
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Norway, Sor-Trondelag

no/106
E6 Motorway

Haehre Entreprenor AS have secured the EUR 194 million (NOK2.20 bn) contract, excluding VAT, to ...
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France, Paris

fr/127
Grand Paris Express

The Societe des Grands Projets has awarded to the consortium composed of NGE GC ...
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Italy, South Tyrol

it/261
Road

S.I.E.I. Società Impianti Elettrici Industriali Srl from Vicenza have secured the EUR ...
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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

September 3 - 4, 2024

HSR Asia 2024

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September 18 - 19, 2024

Safety Expo 2024

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September 22 - 27, 2024

ISRM International Symposium 2024 and ARMS13

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September 24 - 27, 2024

Innotrans

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October 9 - 12, 2024

14th Austrian Tunnel Day & 73rd Geomechanics Colloquium 2024

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October 28 - 30, 2024

ISAVFT 2024

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October 29 - 30, 2024

Aquawatt

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