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Switzerland - Federal Council Approves Final 3.5 km Section of the N28 in Prättigau

On September 13, 2024, the Swiss Federal Council approved the construction of the final 3.5 km stretch of the N28 between the Fideris/Jenaz and Küblis/Dalvazza junctions. The current road is ... More Information

France - Toulouse Metro Updates

Line B - At the end of August 2024, the consortium Bessac, Soletanche Bachy, GTM Sud-Ouest TP GC with the TBM Clemence Isaure - 30m long and 5,28m in diameter - completed the second ... More Information

BBT - First breakthrough in the main Brenner Base tunnel in Austrian area

The ceremony has been held for the last breakthrough of the first main tunnel in the Austrian territory of the Brenner Base Tunnel. The breakthrough is at the Sill Gorge site, between lots H21 Sill ... More Information

Announced the shortlist for the ITA Tunnelling Awards 2024!

The ITA-Aites judges selected the ITA Tunnelling Awards 2024 finalists from an outstanding pool of entries - over 100 applications from 19 countries! The finalists in the 7 categories have been ... More Information

CRCHI TBM Ready for Romania

On September 12, a 6.35m diameter TBM passed its FAT at CRCHI’s second industrial park in Changsha. It will now be shipped to Cluj-Napoca, Romania, where it will be used in the construction of ... More Information

BBT - Launch of the Wilma and Olga TBMs

The launch of the Wilma and Olga TBMs will take place on Wednesday 18th September 2024 at the BBT H53 Pfons-Brenner construction site. The first components of the two TBMs - after ... More Information

Norway - Stad ship tunnel out for tender in October

Before the Norwegian Coastal Administration can issue the tender for the construction of Stad ship tunnel, all regulatory plans related to the ship tunnel must be approved. The Stad City Council ... More Information

New Zealand - TBM Hiwa-i-te-Rangi passes three quarter mark for Central Interceptor tunnel

On 11th September the TBM Hiwa-i-te-Rangi broke through into the 30-m deep shaft at the Western Springs site. The TBM Had tunnelled a little over 13km and installing over 8100 segment ... More Information

India - Breakthrough on Namma Underground metro, Pink line, in Bangalore

The Namma Metro’s TBM Tunga S-839 B - after tunnelling 936.6 m between Kadugondanahalli Station to Nagawara Station’s South Cut & Cover Shaft – broke through on 04th ... More Information

Excavation of the northern tube of the Bjonnas twin-tube tunnel in Norway completed

Eiffage Genie Civil on Wednesday, August 28th at 4:30 PM - after 18 months of intensive excavation - achieved the first breakthrough in the Bjonnas tunnel (2540 m) on the E18 Langangen - ... More Information

United States - GDC board authorizes EUR3.43 bn (USD3.8 bn) grant agreement to fund the Hudson Tunnel Project

On August 28, 2024 the Gateway Development Commission (GDC) Board authorized GDC to enter into a final agreement in September with the Federal Railroad Administration (FRA) for a EUR3.43 bn (USD3.8 ... More Information

TERRATEC TBMs are delivering for Mumbai Sewage Disposal Project

TERRATEC 3.85m diameter Rock Slurry TBM has its first breakthrough in Malad West for Mumbai city’s 5.8 km Sewage Disposal Project-Stage II, PST-1 in India. TERRATEC celebrates the first ... More Information

HS2’s tunnelling into Birmingham reaches halfway point

The construction of HS2’s gateway to Birmingham takes a leap forward as the huge 125-m-long TBM digging the first bore of the Bromford tunnel reaches the halfway point. The 1,600 t ... More Information

Italy/Sicily – Approved access ramp to the evacuation tunnel section, on the Ogliastrillo-Castelbuono

On 3 September 2024 - following the positive conclusion of the Service Conference convened in March 2023 - the definitive project (PD) of the proposed variant for the Cefalù stop - Access ... More Information

Chile - Breakthrough under Parque Araucano for metro Line 7 in Santiago

On the morning of Tuesday, August 13, 2024, representatives of the Ministry of Transport and Telecommunications and the Santiago Metro attended the breakthrough of the future metro Line 7 of ... More Information

Sydney Metro West Mega Machines Touchdown at Sydney Olympic Park

Sydney Metro West Mega Machines Touchdown at Sydney Olympic Park The construction work to deliver the 24-km new Sydney Metro West railway power ahead. The mega project has recently achieved a slew ... More Information

Spotlight on Scandinavian Infrastructure: A Massive Opportunity on the Horizon

Press release - The Norwegian Public Roads Administration has announced a landmark project—the construction of the E134 Oslofjord connection, Stage 2. With a contract value estimated at NOK ... More Information

Snowy 2.0 confirms 4th TBM

A new tunnel boring machine will be deployed to help keep Snowy 2.0 on its delivery timeline, subject to approval by the NSW Department of Planning, Housing and Infrastructure. New ground testing ... More Information

Registration for WTC2025 is now open

The registration for the World Tunnel Congress 2025 in Stockholm is now open. In less than a year, WTC2025 will take place at Stockholmsmässan in Stockholm. Join WTC2025 to connect with ... More Information

TBM breaks ground in Watsonia for North East Link

The first of two massive TBMs - 90 m long, 15.6 m high, and 4000 t weight - has begun digging the 6.5 km twin road tunnels between Watsonia and Bulleen that will take 15,000 trucks off local roads ... More Information

Reusing dirt and rock as we build the North East Link tunnels

The TBM involved in the construction of the 6.5km North East Link road tunnels will excavate around 5 million tonnes of very deep underground dirt and rock: natural material that can be ... More Information

Breakthrough on Two Lines and First Connecting Passage of the Guangzhou Haizhu Bay Tunnel

Press release - On July 15th, the Guangzhou Haizhu Bay Tunnel project achieved a significant milestone with the successful breakthrough of both tunnel lines. This project marks the construction of ... More Information

Join Mapei’s Underground Technology Team for an Exciting Event at Our Mapei World London City Showroom

📅 Date: [Thursday 22nd AUGUST] 🕒 Time: [2 PM- 6 PM] 📍 Location: [Mapei World London City Showroom, 6 Great Sutton Street, London, EC1V ... More Information

PRESS RELEASE - We’re half way there! HS2’s Northolt Tunnel under the capital is 50% complete

Quartet of tunnelling machines boring the Northolt Tunnel between West Ruislip and Old Oak Common station have built half of the tunnel New video and images shows the unstoppable momentum of the ... More Information

TBM Ida completes 4 Km of the westbound tube of the Brenner Base Tunnel, H41 Lot

On 22 July, the TBM Ida celebrated the excavation of the first 4 km - out of its total 8.4 km - of the westbound line tunnel to the south at the Austrian H41 Sill-Pfons Gorge construction site. The ... More Information

TERRATEC Open TBM successfully breaks through on Mumbai's Ambitious Water Transfer Tunnel

TERRATEC celebrated a significant milestone in Mumbai’s ongoing water infrastructure development with the breakthrough of a 3.2m diameter Open TBM used by Contractor Soma Enterprise Limited on ... More Information

FAT passed for TBM 1412 to be involved in Palermo-Catania Railway Lot 1+2

The TBM 1412, an EPB with a diameter of 9.48 m, set to excavate Fiumetorto - Lercara Diramazione section (Lot 1+2), as part of the Palermo-Catania-Messina railway line project, has successfully ... More Information

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

Italy - Three new TBMs launched on the Naples-Bari and Catania-Messina Railway Lines

The works of RFI-Rete Ferroviaria Italiana (Leading Company of the FS Group Infrastructure Hub) for the major projects in Southern Italy continues at full speed. On 23 July the launch ceremony of ... More Information

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

Fehmarnbelt Link updates

The construction of the 18 km Fehmarnbelt tunnel - between Rødbyhavn on Lolland and Puttgarden on the island of Fehmarn - formally began at the beginning of 2021 east of Rødbyhavn. The ... More Information

HSR Asia 2024

HSR Asia 2024 is a comprehensive 2-day programme that aims to explore the transformative benefits of high-speed rail, focusing on its impact on the environment, economies and societies. The ... More Information

Implenia wins contract for large, complex inner-city railway project in Gothenburg, Sweden

Press release - Contract to build a section of the “West Link” scheme, including railway tunnel and station, that will improve mobility in Gothenburg and western Sweden | ... More Information

Australia - Preferred bidder announced for second tunnelling contract of Suburban Rail Loop (SRL) East

Consortium Terra Verde - composed of Webuild (leader), GS Engineering & Construction of South Korea’s GS Group and Bouygues Construction Australia of France’s Bouygues - is the ... More Information

Billion dollar Gateway Tunnel Project Secures Federal Funding

Press release - After years of political wrangling and logistical setbacks, the $16 billion Gateway Tunnel Project, a critical infrastructure initiative aimed at improving the rail connection ... More Information

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Tunnelling News

Immersion of Fehmarnbelt tunnel elements to start soon, after vessel passes tests

The Fehmarnbelt project is one of Europe's largest infrastructure projects but is running around two years behind schedule after “challenges” with the ... More Information

Betty has made it out of the tunnel six weeks later

Betty the tunnel boring machine has re-emerged from a tunnel at Kirkham as part of a £5.5m project... More Information

China's $47 billion railway into Tibet needs a tunnel borer so powerful it does not yet exist

Now, a purpose-built tunnel boring machine must conquer the Himalayas to complete the most extreme railway project on Earth... More Information

TBM launched for metro Line 11 extension in Madrid

TUNNELLING work is underway on the project to extend Line 11 of the Madrid Metro network, with the launch of a tunnel boring machine (TBM) that ... More Information

TBM cutterhead lift and tunnelling risks for engineers

South Australia's $15.4 billion River Torrens to Darlington (T2D) project has installed the first of three 300‑tonne tunnel boring machine ... More Information

DP World Drives Canada's Infrastructure Build

The terminal handled the arrival and offload of a custom-built Herrenknecht Earth Pressure Balance (EPB) tunnel boring machine from Germany – weighing ... More Information

LA Metro approves route of K Line northern extension project to Hollywood

The analysis found that modern tunneling techniques are safe with pre-construction studies, use of advanced tunnel-boring machines, mitigations and ... More Information

Here's when first massive boring machine will start carving tunnel between New York, New Jersey

STATEN ISLAND, N.Y. — A massive tunnel boring machine is preparing to carve a tunnel between New York and New Jersey after President Donald Trump ... More Information

Beyond the horizontal: how a next-generation TBM conquered Pingjiang's inclined shaft

A variable diameter inclined shaft tunnel boring machine has completed a landmark breakthrough on China's Pingjiang pumped storage hydropower ... More Information

CMRL begins tunnelling for Thiruvanmiyur-Indira Nagar section in phase-II metro rail project

Tunnelling through hard rocks in the 650-metre stretch may take nearly six months, officials say ... More Information

AKTOR’s Tunnels on Brașov–Sighișoara Line, among the most complex in Europe

A railway infrastructure project unfolding in the heart of Transylvania has been ranked, according to an independent comparative analysis, among the most complex and ambitious railway ... More Information

Tunnel-boring machines “Victoria” and “Natali”

The tunnel-boring complexes worked in tandem on the Rublyovo-Arkhangelskaya Line. The tunnel-boring machine complexes (TBMs) “Natali” and “Victoria,” ... More Information

Elon Musk's Boring Company plans mile-long tunnel in Dallas connecting to DART station

The Boring Company is developing a proposed mile-long tunnel in Dallas' University Hills that would link a town center to a nearby DART station, ... More Information

Hudson Tunnel Project marks major 2026 construction progress on both sides of the river

Work on the Hudson Tunnel Project in North Bergen is continuing to advance through several major construction steps reached so far this year... More Information

HS2 Ordered to Slash Costs and Construction Time in Major Government Reset

The Transport Secretary has instructed HS2 Ltd to identify options that could cut billions from the project’s cost and bring trains into service sooner, as the government pushes for a ... More Information

SRL East TBMs arrive in Burwood

Two more tunnel boring machines (TBMs) have arrived in Melbourne ready for tunnelling of Suburban Rail Loop (SRL) East to start this year. The TBMs ... More Information

$100 Million Allocated for Ft. Laramie Canal Tunnel Project

Laramie Canal Tunnel Project. The Department of the Interior announced the funding Tuesday as part of the $889 million for water infrastructure ... More Information

What are the benefits of using tunnel boring machines in infrastructure projects?

Ask NCE has been updated to Answers 3.0, allowing you to ask civil engineering-focused questions and receive clear, practical responses such as ... More Information

Minsk Metro, together with "Alesya," will start digging with "Mariya."

It was noted on a transport forum that parts of a second tunnel boring machine (TBM) for laying tunnels began to be brought to one of the construction sites of the third metro line... More Information

TBM for Lyon-Turin project unveiled

The first of two tunnel boring machines for the Italian section of the 57.5km Mont Cenis Base Tunnel has been unveiled... More Information

NFR achieves breakthrough in Tunnel No 8 of Sivok–Rangpo railway project

Tunnel No. 8 is one of the major tunnels of the project with a total length of 4.148 km and an additional adit measuring 1.010 km. The excavation and ... More Information

Suburban Rail Loop hits tunnelling milestone as eight TBMs arrive on site

The Suburban Rail Loop has reached a major construction milestone, with eight tunnel boring machines now on site ahead of tunnelling later this year... More Information

$16bn Hudson Tunnel project could pause again 'in two to three months'

Components of the first tunnel boring machine (TBM) that will be used for the Palisades Tunnel Project arrived at ... More Information

Hinkley Point C | TBM readied for 620m long fish return tunnel

The tunnel boring machine (TBM) that will excavate the fish return tunnel has been christened Sarah Guppy by local schoolchildren, in tribute to ... More Information

Bhopal Metro's Orange Line Tunnelling Begins

The Bhopal Metro project has recently reached an important milestone as tunnel boring machines (TBMs) have been positioned to begin digging work on ... More Information

A Chinese team rescued a $50M tunnel machine stuck 177 feet underground

Chinese engineers have pulled off a stunning rescue, saving a tunnel boring machine (TBM) stuck 177 feet underground beneath the Yangtze River. More Information

Fort Smith named finalist in Elon Musk's Boring Company tunnel challenge

The company selected Fort Smith's proposal from 487 applicants. The company says the winning project will receive construction of a one-mile tunnel ... More Information

Bengaluru: Four infrastructure firms bid for Hebbal short tunnel

Bengaluru infrastructure: Four firms, including Dilip Buildcon and Max Infra, bid for BDA's Rs 1086 crore Hebbal short tunnel project... More Information

TBM readied for Montreal's Blue Line extension

A custom-made 9.7m-diameter tunnel boring machine (TBM) has been assembled and lowered ready to excavate the tube from the future Vertières stop to ... More Information

$11.5B Brenner Base Tunnel Nears End of TBM Excavation

With TBMs Olga and Wilma closing in, the 55-km rail project shifts from excavation to systems integration ahead of its planned 2028 opening beneath ... More Information

$6.75 Billion Unlocked for Turkey's Bosphorus Rail Project

Multiple Earth Pressure Balance (EPB) Tunnel Boring Machines (TBMs) will need to be mobilized to carve out the subterranean corridors leading up to ... More Information

Tunneling for Nashville's underground Tesla project has begun

The Boring Company said that the first three weeks of the project will consist of the Prufrock-MB1, a machine that will help carve out the tunnel, ... More Information

Hudson Tunnel Project construction resumes

I look forward to celebrating the launch of our tunnel boring machines through the Palisades once GDC has assurance it will receive the steady flow ... More Information

Lower Thames Crossing

British suppliers could meet 90% of low carbon steel requirements. The proposed machine would be 16.4m in diameter, large enough to create a three‑lane tunnel bore, and is intended to dig ... More Information

Inside the Tunnel Boring Machine, Southampton Link Main project

A six-tonne tunnel boring machine is digging deep below the ground in Hampshire to help keep the county's taps and rivers flowing... More Information

TBM maestro inspects sites ahead of massive tunnel drive

The first machine components have arrived for the tunnel boring machines (TBMs) to be deployed on the Suburban Connect sites in Melbourne. More Information

Metrolinx provides major updates on subway and LRT projects across the GTA

Tunnel boring is advancing on multiple projects, with Scarborough's TBM ... Metrolinx says “Diggy Scardust,” the project's tunnel boring machine, is now ... More Information

Work in Progress: High-tech TBMs ready to carve underground corridor

The Bhopal Metro Rail Project is transitioning into its most challenging and sophisticated phase as two state-of-the-art Tunnel Boring Machines (TBMs) ... More Information

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

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