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Featured News

Heathrow’s Expansion Hinges on M25 Tunnel Engineering

The expansion of Heathrow Airport has once again brought the spotlight onto one of the most complex tunnelling proposals ever considered in the UK: the realignment of the M25 motorway through a ... More Information

Breakthrough for the Lower Olentangy Tunnel Project in USA

Breakthrough for the Lower Olentangy Tunnel Project in USA

The Herrenknecht TBM EPB named “The Mighty Quinn” arrived at its destination in early August after boring a total of 5.64km under the city of Columbus, Ohio, USA. For the Lower Olentangy ... More Information

The fourth Snowy 2.0 TBM shipped to Snowy Mountains

Snowy Hydro is now preparing for the arrival of its fourth TBM to join Snowy 2.0 – Australia’s largest renewable energy project.  The new TBM - 178-m length and 11.86 m diameter - ... More Information

Canada - Breaking ground on second Ontario Line tunnel launch shaft

Canada - Breaking ground on second Ontario Line tunnel launch shaft

Metrolinx is creating a second tunnel launch shaft near Gerrard Street and Carlaw Avenue which is now under construction. This will serve as the starting point for the second underground section of ... More Information

Veidekke Secures Final Tunnel Contract for Gothenburg’s West Link Project

Scandinavian construction powerhouse Veidekke ASA has officially been awarded the contract section of Gothenburg's ambitious West Link (Västlänken) rail project. Project Overview Scope: ... More Information

Central Romania: Cluj-Napoca Metro Project Moves into Underground Construction Phase

Work on Romania’s second metro network, in Cluj-Napoca, has entered a key new stage with the start of excavation for the tunnel boring machine (TBM) launch shaft.  Turkish general ... More Information

Underground Engineering in the Spotlight 1-3 October, Belgrade, Serbia

Serbian Association for Tunnels and Underground Structures in collaboration with the International Tunnelling and Underground Space Association will  host the Southeastern ... More Information

North End Connectors Awarded C$1.4B Contract for Yonge North Subway Extension Tunnelling

On August 6, 2025, Infrastructure Ontario (IO) and Metrolinx awarded North End Connectors a fixed-price C$1.4 billion contract to design, build, and finance the advance tunnelling phase of the Yonge ... More Information

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Tunnelling News

Kerala Moves Closer To Vizhinjam–Balaramapuram Tunnel Rail Project

The Kerala government is preparing to invite bids next month for the tunnel rail project linking Vizhinjam International Seaport with ... More Information

Norway's Ship Tunnel Project Under Threat as Costs Rise

New cost estimates suggest the ambitious project will far exceed its approved budget, raising questions about whether it will ever be built. More Information

Davao City Bypass southbound tunnel nears breakthrough

The Department of Public Works and Highways (DPWH) announced that the southbound tunnel of the Davao City Bypass Construction Project (DCBCP) is ... More Information

CA should pursue better alternatives to the costly Delta Tunnel Project Stocktonia

Governor Gavin Newsom is attempting to fast-track the construction of a massive, budget-busting water tunnel through the Delta to ship freshwater to ... More Information

Physical Origins of Shear Strength Fluctuations in Fault Gouges

Fault gouge is rock texture within fault zones that may include rock fragments (RF) and foliated structures. Previous studies have primarily focused on remould soils, the natural structure ... More Information

Webuild expands its role in high-speed rail projects

Four modern tunnel boring machines will be deployed to ensure precision and safety in complex geological conditions. Once completed, the old single- ... More Information

Hudson Tunnel Project advances as tunnel boring machines near completion

The Hudson Tunnel Project hit a key milestone as massive tunnel boring machines near completion, with delivery set for November. More Information

Nagdhunga tunnel in final stages of construction

If we look at the history of road construction and development in Nepal, there are various records of road construction starting from the Rana period. According to articles published in ... More Information

Boring of tunnel across Yellow River completed in China's Shandong

Constructed by using a "Shanhe" shield machine with a 17.5-meter excavation diameter, this double-deck, two-way, six-lane tunnel stands as the world's ... More Information

The £1.6bn plan for world's deepest underwater road tunnel leaving 'no room for error'

Opening of Rogfast tunnel under construction. The Rogfast tunnel will be the longest and deepest undersea road tunnel on Earth. (Image: SKANSA). A ... More Information

Tunnelling complete on NSW's Coffs Harbour bypass project

Tunnelling has been completed on the A$2.2bn (£1.1bn) Coffs Harbour bypass project in New South Wales, Australia, with the excavation of the third ... More Information

Veidekke acquires tunnel construction contract for Gothenburg's West Link Project

Veidekke has received a contract from the Swedish Transport Administration to build the Stora Hamnkanalen tunnel, a component of the West Link ... More Information

German Rail completes construction of Rastatt Tunnel

GERMAN Rail (DB) has completed civil works on the new 4270m twin-bore Rastatt Tunnel, a major component of the project to widen to four tracks the ... More Information

Final contracts signed for Eastern Freeway transformation

A huge amount of work is underway to build North East Link and upgrade the freeways – two tunnel boring machines are digging deep under Rosanna ... More Information

Progress on Sydney pipeline duplication

Bouygues Construction Australia and Rob Carr have launched a tunnel boring machine (TBM) on Sydney Water's Thornleigh pipeline duplication ... More Information

The latest plan to connect BART to downtown San Jose: One tunnel rather than two

When BART and Santa Clara Valley Transportation Authority first discussed plans to send trains rolling under downtown San Jose, transit officials contemplated a design with two tunnels ... More Information

Nashville Tesla tunnel: Here's when construction could start on the Music City Loop

Elon Musk's The Boring Company is currently in the design phase of constructing a tunnel connecting downtown Nashville to the Nashville ... More Information

World's longest underwater 'mega tunnel' to cost $46 billion but will halve 21-hour drive

Oddvar Kaarmo, the Rogfast project manager, cited additional motivation for the tunnel's construction: "The port at Mortavika is quite exposed and ... More Information

China's first vertical large model for tunnel, underground space sector released

The project which is in the Guangdong-Hong Kong-Macao Greater Bay Area. The model helps make tunnel construction safer, higher-quality, more efficient and ... More Information

BMC Begins Major Water Supply Upgrade Mumbai

The project commenced in 2023 and has adopted tunnel boring machine (TBM) technology to minimise surface disruptions in crowded neighbourhoods. Of ... More Information

Slurry tunnel boring machines to be deployed for Bengaluru Twin Tunnel Road Project

B-SMILE opts for slurry TBMs over hard rock TBMs for Twin Tunnel Road project in Bengaluru due to mixed terrain... More Information

Tunnel along railway linking Shenzhen and Shanwei special cooperation zone under construction

Technicians check a tunnel boring machine (TBM) at the construction site of a tunnel in Pingshan, Shenzhen City, south China's Guangdong Province, Aug ... More Information

Construction staging area approved for Nashville's airport tunnel project

The Music City Loop will be a 10 mile tunnel connecting downtown Nashville to the Nashville International Airport (BNA)... More Information

Zojila tunnel deadline pushed to 2028: Here's why Asia's longest tunnel project is delayed

Zojila Tunnel Latest Update: On completion, the project will not only play an important role in the country's infrastructure development but also ... More Information

W.A. Rasic Construction Awarded Major Subcontract on Dragados' $630M Effluent Outfall

The tunnel project is a critical component of Southern California's long-term infrastructure resilience strategy. The project directly supports the ... More Information

VDOT gives HRBT expansion update

Construction on the Hampton Roads Bridge-Tunnel Expansion Project hit key milestones as tunneling progresses and traffic shifts to new lanes. More Information

HS2 lifts third TBM following 3.4-mile journey

HS2 Ltd has lifted Tunnel Boring Machine Emily's 9.11-metre diameter cutterhead, front and middle shield, weighing 880 tonnes, from below the ... More Information

Musk's Boring Company unveils Music City Loop tunnel project for Nashville

The big picture: The project has an ambitious timeline of completing the 10-mile route in less than two years. The tunnel would move vehicles at warp ... More Information

Progress Update on East Dallas Tunnel Project to Address Flooding Problems

With so much rainfall throughout the metroplex, NBC 5 wanted an update on a project expected to mitigate flooding in East Dallas... More Information

KIB gets go-ahead for landmark Kuwait tunnel revamp project

On the key tunnel beautification project, Vice Chairman and CEO Raed Jawad Bukhamseen said: "This initiative reflects KIB's vision of supporting ... More Information

From hills to hope

As night falls over the northern highlands of Lesotho in early July, winter's chill sets in. Yet, the Polihali Transfer Tunnel construction site ... More Information

Tunnel boring machines reach Parramatta in major Metro West milestone

Tunnel boring machines have reached Parramatta, marking a major milestone in the construction of the Metro West project. More Information

Completion of hyperbaric excavated tunnel marks major milestone for Naples-Bari rail project

The construction of the Casalnuovo Tunnel, a critical and technically challenging segment of the high-speed railway line between Naples and Bari ... More Information

Multraship tugs support Antwerp Scheldt tunnel construction

Tugboats are supporting the construction of a motorway tunnel in the River Scheldt in Antwerp by towing and manoeuvring concrete structures and ... More Information

Europe's $45BN Mega Tunnels through the Alps

Discover the record-breaking network of tunnels being constructed beneath the Alps. This video explores the top 6 longest tunnels in the region, .. More Information

AFRY secures contract for Switzerland's Twann Tunnel project

Construction oversight of the Twann Tunnel in the country. The tunnel on the Lake of Bienne is intended to ease traffic congestion in Twann by ... More Information

Line 5 Tunnel Project: Public comments now open for proposal to build under Straits of Mackinac

"The purpose of the project is to facilitate the construction of a tunnel beneath Lake Michigan bottomlands to replace the Line 5 dual pipelines ... More Information

ECRL Breakthrough: Genting Tunnel Becomes SEA's Longest Rail Tunnel

Genting Tunnel's construction used both Tunnel Boring Machines (TBM) and traditional drill-and-blast methods. The TBMs, built in China and ... More Information

Sydney tunnel factory creates 700 manufacturing jobs

The factory will support two of the largest tunnel boring machines (TBMs) in the Southern Hemisphere, set to arrive later this year. Once ... More Information

Tenders

News

Awards

Latest Tenders

Switzerland, Canton of Zurich

ch/53
Motorway

Closing Date: 11/09/2025

Open invitation to tender, deadline 11/09/2025, for the optimisation of the Gubrist tunnel ...
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Macedonia, National

mk/15
Road

Closing Date: 02/09/2025

Open invitation to tender, deadline 02/09/2025, for the maintenance of tunnel systems and ...
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Netherlands, North Holland

nl/27
Road

Closing Date: 03/10/2025

Consultation  notice, deadline 03/10/2025, for maintenance of  the Piet Hein (1490 ...
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Spain, Bilbao

es/79
Railway

Closing Date: 03/09/2025

Open invitation to tender, deadline 03/09/2025, for management support services during the ...
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Austria, Tyrol

at/102
Road

Closing Date: 14/08/2025 (Tender Closed)

Open invitation to tender, deadline 14/08/2025, for the design of the operational, safety and ...
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Germany, Berlin

de/87
Metro

Closing Date: 31/07/2025 (Tender Closed)

Negotiated with prior publication of a call for competition / competitive with negotiation, ...
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Austria, Salzburg

at/103
Railway

Closing Date: 12/08/2025 (Tender Closed)

Negotiated with prior publication of a call for competition / competitive with negotiation, ...
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Austria, Salzburg

at/103
Railway

Closing Date: 04/08/2025 (Tender Closed)

Negotiated with prior publication of a call for competition / competitive with negotiation, ...
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Denmark, North Jutland

dk/35
Motorway

Closing Date: 29/08/2025

Danish Road Directorate (DRD) is carrying out a market dialogue regarding the Third Limfjord ...
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Czech Republic, South Bohemia

cz/46
Railway

Closing Date: 31/07/2025 (Tender Closed)

Postponed to 31/07/2025 the deadline of the open invitation to tender for the modernization of ...
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Czech Republic, Central Bohemia

cz/44
Motorway

Closing Date: 12/08/2025 (Tender Closed)

Open invitation to tender, deadline 12/08/2025, for the supplementary geotechnical ...
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Germany, Munich

de/102
Ring Road

Closing Date: 21/07/2025 (Tender Closed)

Open invitation to tender, deadline 21/07/2025, for the refurbishment and adaptation of all ...
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View All Live Tenders

Latest Awards

Italy, Campania

it/280
High Speed Railway

The Consortium Santomarco, composed of Webuild (60%), Ghella, Impresa Pizzarotti and Seli ...
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Canada, Ontario

ca/30
Metro

Infrastructure Ontario (IO) and Metrolinx have awarded a fixed-price PPP contract of EUR ...
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Sweden, Vastra Gotaland

se/40
Railway

Veidekke Entreprenad AB from Solna secured the EUR26.48 million (SEK295 million) contract, ...
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Switzerland, Canton of Grisons

ch/117
Railway

DE- Stump-BTE Bautechnik AG from Solothurn have secured the EUR 696,153.16 (CHF648,173.71) ...
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Switzerland, Canton of Zurich

ch/66
Motorway

DE-IG PTG c/o AFRY Schweiz AG from Zurich have secured the EUR 4.02 million (CHF3.74 million) ...
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Poland, Lesser Poland

pl/31
Expressway

WASKO S.A from Gliwice have secured the EUR 3.92 million (PLN16.77 million) contract, ...
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Switzerland, Canton Valais

ch/43
Motorway

FR- WSP Ingénieurs Conseils SA from Lausanne have secured the EUR 1.40 million (CHF1.30 ...
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Spain, Bilbao

es/79
Railway

The Joint Venture COMSA - AZVI - IZA -CAMPEZO from Bilbao secured the EUR100.49 million ...
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France, Pau - Saragossa

fr/52
Railway

The Joint Venture TECNICA Y PROYECTOS SA composed of TYPSA (65%) and INGEROP T3 SLU (35%) ...
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Czech Republic, Moravian - Silesian

cz/35
Motorway

Almapro in Prague with the subcontractors K.B.K. fire in Ostrava - Prívoz, Amberg ...
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Germany, Baden-Württemberg

de/177
Railway

DB Engineering & Consulting GmbH in Berlin and BauIN Consult GmbH - bei Eric Tessmar in ...
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Czech Republic, Prague

cz/24
Metro

Inset Sro from Prague secured the EUR 338,062 (CZK8.33 million) contract, excluding VAT, for ...
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View All Latest Awards
September 16 - 17, 2025

Deep Foundations and Underground Infrastructure MENA Conference (DFUI)

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September 17 - 18, 2025

Safety Expo 2025

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September 17 - 19, 2025

Rem Tech Expo

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September 24 - 25, 2025

HSR Asia 2025

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October 1 - 3, 2025

SETC and ITA Tunnelling Awards 2025

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October 22 - 23, 2025

2nd Roads, Bridges & Tunnels Conference MENA,

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October 23 - 25, 2025

SAIE 2025

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November 4 - 7, 2025

ACUUS 2025

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November 5 - 6, 2025

Eurasia Water Expo

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November 10 - 14, 2025

Australasian Tunnelling Conference

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November 24 - 27, 2025

BAUMA CHINA

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November 25 - 27, 2025

STUVA

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Palmieri
Normet
tunneljob
Strata Worldwide
strata black
Zitron
Terratec
Impreservice
CEAR
Mapei
CMLafer
STM
Belloli
Tunnel SKills
CIFA
STUVA 2025
Roads Bridges and TNNELS
Aquawatt
HSR
ITEC 2025

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