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Featured News

Joseph Gallagher Achieves Second Microtunnel Breakthrough on SIBS Project in Bahrain

Joseph Gallagher Ltd (JGL) has completed a further microtunnel breakthrough on the Sheikh Isa Bin Salman Tunnel Sewer (SIBS) project in Bahrain, marking the successful conclusion of the ... More Information

Brenner Base Tunnel: Construction Outlook for 2026

Construction activity on the Brenner Base Tunnel (BBT) is set to intensify further in 2026, with several key works advancing simultaneously along the alignment. In the H53 Pfons–Brenner ... More Information

Update to Southern California High-Speed Rail: Draft EIR/EIS Released for Los Angeles–Anaheim Section

The California High-Speed Rail Authority (CHSRA) has released the long-anticipated Draft Environmental Impact Report/Environmental Impact Statement (Draft EIR/EIS) for the 30-mile high-speed ... More Information

BM Xihe Advances Down-Track Tunnel on Hong Kong’s Tung Chung Line Extension

The tunnel boring machine (TBM) Xihe has entered a new phase of excavation on Hong Kong’s Tung Chung Line Extension (TUE), commencing construction of the down-track tunnel towards the existing ... More Information

Denmark launches €270m+ SST04 cloudburst tunnel project in Greater Copenhagen

Denmark has taken a further major step in strengthening climate resilience in the capital region with the launch of the SST04 Cloudburst Tunnel, a large-scale underground flood protection scheme for ... More Information

Major Tunnel Milestone Achieved: Tunnels Linking Future Changi Airport T5 to T2 Completed

In a significant engineering feat for Singapore’s aviation infrastructure, the main tunnel works connecting the future Terminal 5 (T5) at Changi Airport to the existing Terminal 2 (T2) have ... More Information

Terratec achieves key landmarks on Chennai Metro Phase II

Terratec achieves key landmarks on Chennai Metro Phase II

TERRATEC has achieved key landmarks on Chennai Metro Phase II with the advancement of the TBM on Line 3 and the launch of another TBM on Corridor 5, reflecting strong collaboration with Tata ... More Information

Brenner Base Tunnel: Europe’s Alpine Rail Megaproject Nears Completion at £7 Billion Investment

The Brenner Base Tunnel (BBT), poised to become the longest underground railway connection in the world, represents one of Europe’s most ambitious cross-border transport infrastructure ... More Information

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Tunnelling News

The world's longest expressway tunnel: China's Tianshan Shengli Tunnel

At the same time, the project also implemented China's first 'three-tunnel parallel construction' plan, which increased the number of workfaces. At ... More Information

'Not really where you want to be': Ground preparation for Lower Thames Crossing tunnelling

The Lower Thames Crossing is a major new road and tunnel project in the UK, intended to alleviate congestion at the Dartford Crossing and enhance. More Information

Funding problems affect metro line extensions

In the Athens metropolitan area, construction of Line 4 is continuing, with the Avax-Ghella-Alstom consortium saying the two tunnel-boring machines ... More Information

Transport Minister inspects progress on Cairo Metro Line 4 phase one

Four tunnel boring machines (TBMs) are in operation—two in each direction. According to the project timeline, the first TBM has reached the Grand ... More Information

Here's what happened with Toronto's Scarborough Subway Extension in 2025

SSE tunnelling, which began in January 2023, is being carried out with the largest tunnel boring machine (TBM) ever used on a Canadian transit project ... More Information

NHAI connects Tunnel No. 4 on Shimla bypass

NHAI PIU Shimla Project Director Anand Kumar, Bharat Construction ... The tunnel was constructed using the New Austrian Tunnelling Method (NATM) ... More Information

Mumbai-Ahmedabad Bullet Train Update: Palghar Tunnel Breakthrough Achieved

NHSRCL Bullet Train Project | India First Bullet Train Update: Last year, the Ministry of Railways achieved a breakthrough in the construction of ... More Information

Main tunnel works connecting future Changi Airport T5 to existing T2 completed

Main tunnel works connecting the future Terminal 5 to the existing Terminal 2 are completed, as the Changi East development gathers pace... More Information

Testing completed on Hudson River Tunnel boring machines

The project calls for construction of 9 miles of passenger-rail track between New York ... More Information

World's longest motorway tunnel finally opens in £3BILLION project

The Tianshan Shengli (Victory) Tunnel, located in the Tianshan Mountains of Xinjiang, China, measures some 22 kilometres – roughly 13.75 miles – and ... More Information

Cross-river tunnel of Nanjing Metro Line 4 Phase II completes tunneling

This photo taken on Dec. 27, 2025 shows the rear of the "Xinzhengcheng" tunnel boring machine at the construction site of Nanjing Metro Line 4 ... More Information

Tunnels Design and Construction Market is Going to Boom

HTF Market Intelligence projects that the global Tunnels Design and Construction market will expand at a compound annual growth rate (CAGR) of 6.80% from 2025 to 2032, from 72 Billion in ... More Information

Longest tunnel in the world costing £7billion will connect 3 European cities

The Brenner Base Tunnel is currently under construction and will connect the countries of Austria and Italy. The impressive tunnel, which is set ... More Information

Georgian Officials Mark Completion of Railway Modernization, Hoping to Boost Transit

The works also included the construction of the 8,300-meter dual-tube tunnel near Kvishkheti, 10 bridges, six tunnels, and around 100 engineering ... More Information

Israeli municipality approves budget for new tunnel project south of Jerusalem

The Jerusalem Governorate said that the project aims to connect the Har Homa settlement, built on Jabal Abu Ghneim land, to the Begin bypass road near ... More Information

Megaprojects Under Construction Around World In 2026

Described as the largest road tunnel in the U.K., the Lower Thames Crossing will link Tilbury in Essex via a tunnel underneath the Thames with ... More Information

Delhi Metro expansion: Cabinet approved Rs 12,015 crore project

The project, planned over a construction timeline of three years, will be executed largely underground using tunnel boring machines to minimise ... More Information

World's Longest Expressway Tunnel to Open, Linking North and South Xinjiang

Engineers used innovative methods and specially designed machines called tunnel boring machines (TBMs) to dig through hard rock faster and safer than ... More Information

The huge £21bn mega-tunnel that goes right through the middle of a mountain

Huge boring machines will create a 57.5km (35.7mile) tunnel through the Alps to connect French and Italian high-speed rail networks and link Lyon ... More Information

Rome digs deep for railway that burrows beneath the Colosseum

Tunnellers used lasers to check whether ancient columns at the nearby Forum were not wobbling as their 300ft long tunnel boring machine churned ... More Information

World’s largest-diameter high-speed railway shield tunneling machine reaches milestone

The world's largest-diameter high-speed railway shield tunneling machine independently developed by China, “Linghang,” for the Chongming-Taizhou ... More Information

Third circuit on £1bn London Power Tunnels 2 project energised

Electricity has begun flowing through a new section of National Grid's London Power Tunnels 2 (LPT2) project after the energisation of a ... More Information

Westmead metro station cavern formwork the biggest in the southern hemisphere

Crews are now retrieving the 1,200-tonne Tunnel Boring Machines (TBMs) that arrived beneath Westmead in September and October, lifting each machine ... More Information

Webuild: excavation begins on three tunnels for Salerno-Reggio Calabria HS/HC Railway

All four TBMs planned for Lot 1A Battipaglia–Romagnano section are operational with launch of latest three Joining TBM Partenope, already active, are Leucosia and Ligea, whose names were ... More Information

SELI Overseas: 75 Years of Tunneling with TBMs

From Channel Tunnel to the Brenner Tunnel: When Tunneling Is Synonymous with Innovation ... SELI TBM at work on the construction site... More Information

Road realignment is major step for HS2, says firm

HS2 Ltd A view of the realigned B4525 on an overcast day. · HS2 Ltd An aerial view of the construction of Greatworth tunnel showing major earthworks ... More Information

Amtrak has made real progress in East River Tunnel rehabilitation

The tunnel has been stripped down to the concrete liner. Westbrook was told the project isn't just about modernizing and replacing what was, but also ... More Information

Madrid invests EUR 123 million in new metro stations on Line 11

TBM Mayrit enters into action in 2026 · November 2025 – February 2026: assembly of the tunnel boring machine in Comillas Park (Carabanchel district) ... Facebook Twitter Flag as ... More Information

Jerusalem Light Rail Construction Advances Ahead of Major Tunnel Work

Local reporting on city project materials notes that “the plan calls for a 2-km underground tunnel to be built beneath the city center, including ... More Information

Why and how the Civil Works Alliance changed Sizewell C tunnel designs from Hinkley Point C

Ground conditions around Sizewell C have required intense collaboration between the project’s contractors alliance to come up with new outfall and intake tunnel design solutions... More Information

AI planning of the first railway tunnel through challenging terrain

AI plans first rail tunnel through tough terrain. Artificial Intelligence China Uses AI for the Construction of Railway Tunnels. 2025-12-08 ... More Information

Will Tunneling Projects Be The Next Big Thing For Mumbai's Public Transport?

During the interview, she also called tunnel boring machines the safest and one of the most efficient ways of doing tunelling. "Only the place of the ... More Information

Chipolbrok vessels deliver tunnel boring machines to Sydney and mineral bulk to Peru

Chipolbrok delivers TBMs for Sydney Metro on Chipolbrok Star and loads 29000t minerals in Peru on Taixing, showcasing fleet versatility... More Information

How Seequent's software solutions help to manage tunnelling data

The second phase of Singapore's Cross Island Line (CRL) metro project is under way, assisted by a suite of software from Seequent. Singapore's CRL is ... More Information

Muography to Transform Tunnel Safety Monitoring

Underwater bridge tunnels have become vital arteries for cities, enabling smooth vehicular passage beneath rivers, bays, and inland waterways. More than 200 of these structures operate ... More Information

10 longest tunnels in the world that reshaped global transportation

Modern tunnel construction involves sophisticated techniques, including tunnel boring machines and advanced geological surveying. The project ... More Information

Čučković: Construction of the tunnel boring machine for the Belgrade Metro in final phase

It is a good thing that we, for example, acquired these tunnel boring machines at a lower price than other countries... More Information

Serbia plans to borrow 2.5 billion EUR in 2026 for the construction of the Belgrade metro

It is also stated that two TBMs (tunnel boring machines), the so-called moles, have already been ordered and are expected to be delivered to ... More Information

VSM starts operation at Tilbury

The pioneering Vertical Shaft Sinking Machine (VSM) from Herrenknecht, named “Verena”, after Verena Holmes, a pioneering British mechanical ... More Information

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Denmark, Copenhagen

dk/32
Stormwater Tunnel

SST04 – Cloudburst Tunnel & Structures Project (Denmark) Tender Reference: ...
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Germany, Nurnberg

de/181
Subway

Closing Date: 26/01/2026

SPECIAL TUNNELING WORK – 110 KV CABLE SYSTEMS AT PLÄRRER, NÜRNBERG ...
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Germany, Bremen

de/180
Road and Motorway

Closing Date: 04/02/2026

A281 motorway – Tunnel T3–T22 & eastern cut-and-cover ...
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Norway, National

no/208
Road

Closing Date: 09/02/2026

TUNNEL MAINTENANCE 2026–2028 – NORDLAND COUNTY (NORWAY) Deadline for receipt of ...
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Germany, Hesse

de/179
Railway

Closing Date: 16/01/2026

Contract Notice Services – Construction Works for Nord Main S-Bahn (NMS) ...
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Bosnia and Herzegovina, Zenica - Doboj Canton

ba/18
Motorway

Closing Date: 29/01/2026

Contract Notice Services – Consultancy Services for Construction Supervision Ozimice ...
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Ireland, Dublin

ie/16
Metro

Closing Date: 23/01/2026

Contract Notice Services – Programme Delivery Partner Support Services MetroLink ...
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Spain, Basque Region

es/79
Railway

Closing Date: 06/02/2026

Contract Notice Services – Environmental Management Support Bilbao Southern Railway ...
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France, Île‑de‑France

fr/12
Motorways

Open Tender – Deadline Extension Services – Assistance for Tunnel Safety Management ...
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Austria, Upper Austria

at/31
Road

Closing Date: 12/01/2026

Contract Notice Services – Underground Geotechnical Measurements and Tunnel Scanner ...
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Italy, Lombardy

it/16
Metro

Closing Date: 26/01/2026

Contract Notice Works – Upgrade of Generator Systems, Electrical Substations and Cable ...
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Spain, Basque Region

es/208
Road

Closing Date: 15/01/2026

Contract Notice Construction Works – Lamiako Under-River Tunnel (Lot 2) Procedure: ...
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Spain, Asturias

es/73
Railway

Contract Award Notice Services – Tunnel Modernization Villabona 90i & 90ii ...
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Germany, Thuringia

de/13
Motorway

Contract Award Notice Services – Traffic Control System for Tunnel ...
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Switzerland, Canton of Bern

ch/34
Motorway

Contract Award Notice Services – Maintenance and Modernization of Tunnel Management and ...
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Denmark, National

dk/21
Railway

Contract Award Notice Supply and Installation – Tunnel Ventilation Systems Great Belt ...
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Spain, Asturias and Castile-Leon

es/55
High Speed Railway

Contract Award Notice Services – Maintenance of Signaling, Telecommunications, CTC, ...
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Switzerland, Canton of Grisons

ch/61
Motorway

Contract Award Notice Works – Construction of Fire-Fighting and Drinking Water Supply ...
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Spain, Asturias

es/55
High Speed Railway

Contract Award Notice Services – Maintenance of GSM-R Telecommunications Equipment La ...
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Switzerland, Cantons of Geneva and Vaud

ch/144
Railway

Contract Award Notice Services – Preliminary Design (SIA 31) New Double-Track Railway ...
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Netherlands, North Holland

nl/23
Road

Contract Award Notice Works – Supplementary Works for the Coentunnels First and Second ...
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Netherlands, North Holland

nl/23
Roads

Contract Award Notice Supplementary Works – Design, Construction, Financing & ...
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Romania, Moldova & Transylvania

ro/25
Motorways

Contracting Authority: Compania Națională de Investiții Rutiere S.A. (CNIR) Bucharest, ...
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Austria, Salzburg

at/23
Highway

Porr Bau GmbH from Salzburg secured the EUR 38.84 million contract, excluding VAT, for ...
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February 9 - 10, 2026

3nd Roads, Bridges & Tunnels KSA 2026 Conference

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April 21 - 23, 2026

UITP 2026

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May 6 - 9, 2026

Samoter

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June 17 - 18, 2026

ITEC 2026

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September 15 - June 19

EUROCK 2026

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October 6 - 8, 2026

BTS 2026

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October 7 - 10, 2026

SAIE 2026

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October 7 - 10, 2026

Geofluid

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October 12 - 14, 2026

AFTES International Congress

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November 30 - December 2

ISAVFT 2026

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