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Featured News

ISAVET 2026 – Call for papers

21st International Symposium on Aerodynamics, Ventilation and Fire in Tunnels (ISAVET 2026) – Call for Papers | Abstracts close 17 February. The ATS is proud to support ISAVFT 2026, the ... More Information

Bjønnåstunnelen Advances on Norway’s E18 Langangen–Rugtvedt Motorway Upgrade

The Bjønnåstunnelen, a twin‑tube road tunnel forming a key part of Norway’s E18 Langangen–Rugtvedt motorway project, is moving steadily toward completion as excavation works ... More Information

Potomac River Tunnel Project: Tunnelling Activity Advances Near West Potomac Park

Washington, D.C. -  Work on the Potomac River Tunnel, a key component of DC Water’s Clean Rivers Project to drastically reduce combined sewer overflows (CSOs) into the Potomac River, ... More Information

TBM Completes Historic Breakthrough Beneath the Panama Canal

Panama City, Panama — The tunnel boring machine (TBM excavating the underground section of Panama Metro Line 3 has successfully broken through at the Balboa reception shaft after completing ... More Information

TBM Ready for Grand Paris Express Line 15 West, Lot 2

The Grand Paris Express continues to move forward with the Tunnel Boring Machine (TBM) designated to excavate the 7 km of tunnel for Line 15 West, Lot 2 which has successfully passed factory ... More Information

TBM Excavation Completed on Turkeys Sarıyer–Kilyos Tunnel

Excavation works on the Sarıyer–Kilyos Tunnel in Istanbul have reached a major landmark with the completion of TBM-driven tunnelling, marking one of the most significant achievements to date ... More Information

Mumbai–Ahmedabad Bullet Train: Undersea Tunnel Progress Dependent on Delayed Chinese TBMs

Work on India’s first high‑speed rail corridor continues to advance across multiple sections, but the most technically challenging component—the 21‑km underground tunnel in Mumbai, ... More Information

Tunnel Boring Machine ‘Noyyal’ Completes Breakthrough at Mandaveli on Chennai Metro Phase 2

Chennai Metro Rail Limited (CMRL) has achieved a significant milestone on Phase 2, Corridor‑3, with the downline Tunnel Boring Machine (TBM) Noyyal completing its breakthrough at the Mandaveli ... More Information

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Tunnelling News

Sarens helps extract TBM at BC water supply project

The Annacis Water Supply Tunnel Project aims to increase the reliability and capacity of the water supply system in New Westminster, British Columbia. When complete, the tunnel will ... More Information

Judge rules in favor of New York and New Jersey for now in $16B tunnel fight with Trump

A federal judge ruled Friday to temporarily block the Trump administration from suspending federal disbursements for the Gateway Tunnel Project... More Information

Webuild: award for Sustainability Report for commitment to decarbonise through innovation

This includes the large tunnel-boring machines deployed on some of Europe's most complex projects: from the Salerno-Reggio Calabria ... More Information

Clearwater update reports initial entry area is 'stable and intact'

The tunnel boring machine being used in the project remains trapped underground just ahead of where the breach occurred. The ambitious, $630 ... More Information

Tunnel Boring Machine Market Size estimated at USD 7.08 Billion

The Tunnel Boring Machine (TBM) market is experiencing significant growth, driven by increasing urbanization, infrastructure development, ... More Information

Completing the First Section of Line 3: Tunnel Boring Machine Roars as it Emerges at Balboa

The Panama tunnel boring machine emerged and completed its first major task: the first section of the Line 3 Metro tunnel. More Information

Twin tunnel-boring titans prepare to dig new road under Sydney Harbour

Twin tunnel-boring titans are preparing to launch under Sydney Harbour to dig out a new road crossing from Birchgrove to Waverton... More Information

Monica Breaks Ground on Snowy 2.0

Monica the tunnel boring machine, with the renewable energy mega-project now more. TBM Monica is among the world's most advanced tunnel boring machines... More Information

Snowy 2.0 sets new tunnel boring machine to work, completes 46 underground concrete pours

Snowy 2.0 has set to work a fourth tunnel boring machine, a $75 million piece of drilling equipment purpose built to complete excavation of the huge pumped hydro project’s “geologically ... More Information

World's 'largest' underground assembly of tunnelling machines happening beneath Sydney

Workers are craning into place about 167 major pieces that will form the first of two giant boring machines. Once assembled like giant Meccano sets, ... More Information

Tunneling Begins on Major Water Pipeline for South Hillsborough

TAMPA, Fla. — Tampa Bay Water has begun construction on a major underground pipeline project aimed at meeting rising water demand in southern Hillsborough County, where population growth ... More Information

The massive £3billion tunnel designed to connect two continents under the sea

The construction of a huge underwater multi-tiered tunnel is underway in Turkey, that will create a direct route from Asia to Europe - and is expected to carry 1.3 million passengers a ... More Information

Riederwald Tunnel in Frankfurt is further delayed

Traffic was supposed to start flowing through the controversial Riederwald Tunnel in Frankfurt in 2033. But that's unlikely to happen. The €1.5 billion project is facing further delays – ... More Information

What happens to our metro tunnel boring machines when they hit the end of the line?

These mechanical behemoths were Betty and Dorothy, the tunnel boring machines tasked with digging the Sydney Metro West tunnels. Loading. The ... More Information

The incredible £2.8bn underwater tunnel connecting Europe and Asia

A huge new tunnel will connect Europe and Asia - and construction has already started. The Great Istanbul Tunnel is a major project. It will carry ... More Information

China develops "smart brain" for tunnel boring machines to boost underground construction

A team from Hunan University in central China has collaboratively developed an intelligent operating system for tunnel boring machines, giving these massive underground giants a "smart ... More Information

How China rescued highway project under Yangtze River

The incident occurred in February 2023 during construction of the 6.4-kilometer Jiangyin–Jingjiang Yangtze River Tunnel. Midway through excavation, at ... More Information

HS2 final tunnel drive to Euston starts next week

A team from SCS will drive a 4.5-mile twin-bore tunnel linking Old Oak Common to Euston using two tunnel boring machines, Karen and Madeleine. More Information

Work begins on £48M Knutsford sewer upgrade featuring 1.8km stormwater tunnel

Sean Reid, United Utilities county business lead for wastewater in Cheshire said: “This project highlights our ongoing commitment to improving water ... More Information

$14.6M boost moves Gering–Fort Laramie Canal Tunnel project forward

After nearly six years of planning, construction is moving forward on the Gering–Fort Laramie Canal tunnels... More Information

Webuild: second breakthrough at Trebisacce Tunnel along Jonica State Road 106

Project will help transform Jonica State Road 106 into a strategic corridor linking Ionian coasts of Calabria, Basilicata and Puglia... More Information

Ground preparation for Lower Thames Crossing tunnelling

Work is ongoing to overcome sub-optimal ground conditions in preparation for the start of tunnelling on the Lower Thames Crossing in late 2028, according to the project’s tunnels director... More Information

LA Metro approves massive $25B underground rail line to bypass 405 Freeway

The LA Metro Board unanimously approved an underground heavy rail line to connect the San Fernando Valley and the Westside, bypassing the congested 405 Freeway. The nearly 13-mile route, ... More Information

TUNNEL VISION Mega £7.4bn undersea tunnel connecting two CONTINENTS just got one step closer

A MAJOR £7.4 billion underwater tunnel connecting two continents has taken a step closer to construction. Experts have said the 24-mile tunnel is “technically viable”, paving the way for ... More Information

TBM breakthrough in Sydney

Tunnel boring machine (TBM) Jane Starkey successfully completed her 1.2km underground journey through challenging Sydney sandstone... More Information

Hochul announces $25 million for Harlem crosstown subway tunnel design

At E. 120th St., a pair of tunnel-boring machines — currently under construction in Germany — will bore new, 8,400-foot tunnels north from the end ... More Information

Tunnelling under the Yarra River

Our two Tunnel Boring Machines (TBMs) will soon be travelling underneath the Yarra River... Approximately 300 metres of the 6.5 kilometre North East Link will be under the Yarra ... More Information

The Boring Company says its tunneling machine is 'ready to mine in Nashville'

The Music City Loop project is aimed at transporting people from Nashville International Airport to Lower Broadway in roughly 10 minutes. By Li ... More Information

Norway Is Building the World's Longest and Deepest Tunnel Beneath the Sea

The Rogfast project, short for Rogaland Fixed Link, is an underwater road tunnel being built beneath Norway's fjords as part of the E39 coastal ... More Information

Future engineers become 'TBM Captains' for Suburban Rail Loop

Tunnel Boring Machines (TBMs) that will begin work this year. The tour of the eastern tunnel entrance was part of a long-term initiative, with ... More Information

Image gallery: Civil works completed on HS2's longest tunnel

Main construction on the Buckinghamshire structure began in May 2021 with the launch of two 2,000-tonne tunnel boring machines (TBMs), named Florence ... More Information

The Boring Company Launches Free Tunnel Contest: AI Applications for Smart Infrastructure

According to Sawyer Merritt on Twitter, The Boring Company has announced a contest to build a one-mile tunnel for free, inviting proposals for ... More Information

Out of sight: spectacular HS2 tunnels offer glimmer of hope for stalling project

Despite much soul-searching over UK’s inability to build infrastructure, two sections of HS2 under Chilterns are being hailed for their engineering... More Information

HS2 January 2026 update

We’re making progress building the main infrastructure for the new line. We’ve completed 80% of tunnelling and are working on major bridges, viaducts and embankments, and HS2’s new ... More Information

Implenia Secures EUR 350 Mln Projects For Bridges, Tunnel Works In Germany

Tunnel to join motorway sections and connecting roads. The Swiss construction and real estate company said the Peene Bridge project in Wolgast, ... More Information

Incredible new $7.9bn mega rail and road tunnel to be the world's longest

The safety of our workers is of utmost importance during the construction of the Fehmarn Belt Tunnel. We will await the findings of the ... More Information

TBM launch from Rukanpura soon as metro work gains pace

The tunnel boring machine (TBM) for the underground network is likely to be launched from Rukanpura on Bailey Road, which falls under Corridor I ... More Information

World's largest-diameter boring machine used for Yangtze River railway tunnel

China's domestically developed, world's largest-diameter vertical shaft boring machine 'Qiming' was officially put into operation in Taicang City ... More Information

HCMC approves sea-crossing route with undersea tunnel between Can Gio and Vung Tau

Ho Chi Minh City has approved a strategic proposal by Vingroup to construct a direct sea-crossing road connecting the Can Gio coastal urban area with Vung Tau beach town, cutting travel ... More Information

Tenders

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Latest Tenders

Ireland, Dublin

ie/16
Metro

Closing Date: 31/03/2026

Tendering Authority Transport Infrastructure Ireland (TII) - Dublin, Ireland  Procedure ...
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Italy, National

it/222
Road

Closing Date: 13/02/2026

Tendering Authority ANAS SpA Procedure Type Open procedure – framework ...
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Switzerland, Canton of Schwyz

ch/145
Power Station

Closing Date: 04/05/2026

Tendering Authority Swiss Federal Railways (SBB), Infrastructure – Purchasing ...
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Italy, Liguria

it/282
Road

Closing Date: 24/03/2026

Tendering Authority Autostrade per l’Italia SpA Procedure Type Open procedure Scope ...
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Italy, Piedmont

it/173
Railway

Closing Date: 24/02/2026

Tendering Authority Rete Ferroviaria Italiana SpA (RFI) Procedure Type Open ...
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Denmark, North Jutland

dk/17
Road

Closing Date: 23/02/2026

Tendering Authority Danish Road Directorate (Vejdirektoratet) Procedure Type Early market ...
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Saudi Arabia, Riyadh

sa/13
Metro

Tendering Authority Royal Commission for Riyadh City (RCRC) Procedure Type Design and build ...
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Italy, Genoa

it/282
Subsea

Closing Date: 24/03/2026

Contract Notice – Works Genova Sub‑Port Urban Tunnel – Lot B Buyer - Autostrade per ...
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Germany, Munich

de/179
Railway

CONTRACT MODIFICATION - 2nd Munich S‑Bahn Main Line – VE 30 Tunnel West, Trough Structure ...
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Denmark, Aarhus

dk/17
Road

Status: Market consultation Prior Information Notice Client: Danish Road Directorate Estimated ...
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United Kingdom, Oxford

uk/106
Water Supply

Closing Date: 24/04/2026

Main Works Contract for White Horse Reservoir Thames Water Utilities Ltd has launched ...
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Sweden, Vastra Gotaland

se/103
Railway

Closing Date: 23/04/2026

Trafikverket (Swedish Transport Administration) Central government authority Activity: Railway ...
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Latest Awards

Norway, Vestland

no/252
Road and Rail

Reference: Arna–Stanghelle Joint Project – Consultancy Framework Award  ...
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Netherlands, Amsterdam

nl/42
Road

Tendering Authority - Rijkswaterstaat Grote Projecten en Onderhoud Griffioenlaan 2 3526 LA ...
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Norway, Vestland

no/274
Road

Tendering Authority - Norwegian Public Roads Administration (Statens vegvesen)  Procedure ...
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Italy, Calabria

it/101
Road

Client / Awarding Authority ANAS SpA Winning Contractors Lot 1: Webuild SpA ...
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Czech Republic, Prague

cz/12
Metro

Client / Awarding Authority Dopravní podnik hl. m. Prahy (DPP) Winning ...
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Norway, Vestland

no/232
Road

Client / Awarding Authority Statens vegvesen Winning Contractor Mesta AS ...
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Germany, Thuringia

de/13
Motorway

  Client / Awarding Authority Die Autobahn GmbH des Bundes – Regional Branch ...
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Switzerland, Canton Valais

ch/43
Motorway

Client / Awarding Authority USTRA (Swiss Federal Roads Office) Winning Contractor Geosat SA ...
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Germany, Frankfurt

de/146
Railway

Client / Awarding Authority Stadtbahn Entwicklung und Verkehrsinfrastrukturprojekte Frankfurt ...
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Czech Republic, Prague

cz/12
Metro

Prague Metro Lines A and C – Tunnel Track Renewal Client / Awarding Authority: ...
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France, Paris

fr/127
Grand Paris Express

Europe – France | Grand Paris Express Line 18 – West Tunnel Ventilation Works ...
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Singapore, Singapore

sg/23
DTL2

Singapore Downtown Line 2 Extension (DTL2e) – Tunnels Contract 1 Client / awarding ...
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View All Latest Awards
April 21 - 23, 2026

UITP 2026

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May 6 - 9, 2026

Samoter

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May 15 - 21, 2026

World Tunnel Congress - WTC 2026

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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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strata black
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Tunnel SKills
CIFA
3nd Roads, Bridges & Tunnels KSA 2026 Conference
Eleng Automation B2B
WTC 2026

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