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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

Preferred bidder announced for second tunnelling contract

Press release - Consortium Terra Verde is the preferred bidder for the second SRL East tunnelling contract to build the 10km of twin tunnels between Glen Waverley and Box Hill. The global ... More Information

TBMs nearly ready to dig Victoria's longest road tunnels

The 2 TBMs that will dig the North East Link road tunnels are a step closer to starting digging. The TBM cutterheads have been lowered into place in Watsonia. Next, the TBMs will be tested and ... More Information

First TBM Breakthrough for the Greater Cairo Metro Line 4 Project

On the 1st of July, Hassan Allam Construction celebrated the first successful TBM breakthrough for the Greater Cairo Metro Line 4 Project-Phase 1 from Station 6 to Station 7. Click here for the ... More Information

Brazil - Breakthrough at the Analia Franco station of the São Paulo Line 2 extension

On 27 June, the TBM Cora Coralina, broke through at the Analia Franco station, the second TBM for the extension from Vila Prudente to Penha of the São Paulo Metro Line 2-Green. The TBM - ... More Information

Western Sydney Airport metro tunnels complete

Press release - Greater Western Sydney is now home to landmark new 9.8-kilometre twin metro railway tunnels, with major tunnelling officially complete on the city-shaping Sydney Metro – ... More Information

TERRATEC EPBM to build Klong Saen Saeb Drainage Tunnel in Thailand

A new TERRATEC TBM will take part in the Klong Saen Saeb Drainage Tunnel Project in Thailand. TERRATEC celebrated the successful Factory Acceptance Tests of a new 4.27m diameter Earth Pressure ... More Information

USA/California - Caltrans Selects Tunnel Alternative for Last Chance Grade Project

Last Chance Grade (LCG) is a 4.83 km (3-mile) segment of US 101 just north of Wilson Creek, between Klamath and Crescent City. Landslides and road failures have been an ongoing problem for decades ... More Information

LEEA Builds #GLAD2024 Content to Finale

Press release - The Lifting Equipment Engineers Association (LEEA) has revealed more plans for Global Lifting Awareness Day (GLAD) on 18 July. A multidimensional campaign has been running since the ... More Information

VTA Celebrates its West Portal Groundbreaking Milestone for BART Silicon Valley Phase II Extension Project

On Friday, June 14th Santa Clara Valley Transportation Authority (VTA) held a historic ground breaking ceremony to mark the start of construction of its West Portal facility. This is the site where ... More Information

June updates for BBT

Press Release - H53 Pfons-Brenner construction site: the first segments reach the construction site The two TBMs Wilma and Olga - which from September 2024 will dig and line the twin tube 7.5km ... More Information

CM Lafer Srl equipment for new Himalayan railways in India

Italian company CM Lafer Srl in collaboration with Indian company Eurostar Engineering Pvt-Ltd has completed the supply of 30 formworks for in-situ final lining of tunnels excavated with NATM system ... More Information

Italy/Trentino-South Tyrol – Work has started on the southern entrance to the Trento railway bypass

Work continues on the construction of 13 km (Lot 3A) of the new railway line - almost entirely underground – linking to the future Brenner Base Tunnel. The new infrastructure will begin from ... More Information

MTBM Victoria completes its digging for Central Interceptor Project at Auckland

Victoria, the smallest of the three TBMs working on Watercare’s Central Interceptor project, has completed her micro-tunnelling work beneath Auckland and joined Domenica at the finish ... More Information

Switzerland – Inauguration of the new Albula railway tunnel

On Saturday 8th June 2024 - at the Preda portal at 1,800 meters above sea level - the Rhaetian Railway (RhB) officially inaugurated the new Albula railway tunnel (5860 m). The ... More Information

Brenner Base Tunnel update

Every year BBT organises an Open Day for the Brenner Base Tunnel project. They take place at the Austrian construction site H41 Sill-Pfons Gorge, and at the construction site of the Eisack ... More Information

Green light for funding for Point Erin Central Interceptor tunnel project extension

Funding has been confirmed to extend the Central Interceptor wastewater tunnel by more than 1 km from Grey Lynn to Point Erin, Herne Bay. This will reduce wet weather overflows and ... More Information

Federal Government Greenlights $6.8B Funding for Gateway Tunnel Project

The long-awaited Gateway Tunnel project is officially moving forward. The $16 billion initiative has secured a $6.8 billion full-funding grant from the federal government, marking a significant ... More Information

Three tunnels done and dusted for Sydney Metro – Western Sydney Airport, one to go!

Press release - Mega tunnel boring machines (TBMs) Catherine, Eileen and Peggy have completed their historic journeys to build metro rail tunnels for the Sydney Metro – Western Sydney Airport ... More Information

Grand Paris Express - TBM Awa ready to start for West section of Line 18

On Wednesday 29 May 2024, the Société des grands projets christened Awa, the latest TBM for Line 18. In June, Awa will start digging - from the future Guyancourt station - a 6.7 ... More Information

HS2 Updates

Chiltern tunnel TBMs dismantled - The Dismantling of the two Herrenknecht TBMs - 170m long and weighed 2,000 t - that built HS2 (High Speed Two) Ltd’s Chiltern Tunnel have now been ... More Information

TBM Futura to drive the Rocchetta tunnel on the Naples-Bari HS/HC railway line

Futura will is the name of the second TBM used for the construction of the new Naples-Bari line. The TBM, whose name was chosen by the pupils of the E. Faceltti elementary school in Apice (BN), ... More Information

WTC2025 - Abstract submission deadline extended!

After a successful first call for abstracts WTC2025 is pleased to announce the deadline for submissions has been extended until Thursday June 13th. Take this opportunity to share innovative ideas, ... More Information

Slovenia - Breakthrough of longest railway tunnel in the country!

On 29 may 2024 Kolektor Construction and Euro-Asfalt completed excavation of the sixth and longest tunnel of the 2TDK project providing a second track between Divaca and the port of Koper. This ... More Information

TBM Jessie ready to be launched for Sydney Metro West towards Sydney’s CBD

TBM Jessie, the first TBM for the Sydney Metro West - Eastern Tunnelling Package, is about to be launched. It will carve out a 2.3-km tunnel from The Bays to Hunter Street in the ... More Information

Two CRCHI TBMs Launched from opposite directions of the World's Longest Subsea Tunnel

On May 16th, two super-large diameter slurry TBMs, developed by China Railway Construction Heavy Industry Corporation Limited (CRCHI), were launched from opposite directions in Ningbo and Zhoushan ... More Information

BBT - TBM Ida reaches first 3 km of excavation for Lot H41 Sill-Pfons Gorge

On 14 May 2024 the TBM Ida, launched back in June 2023, reached its first 3 km of excavation towards the south, in the West line tunnel, advancing an average of 13 m/day and extracting ... More Information

Final breakthrough for TBM Renny digging the Eglinton Crosstown West Extension

Renny, the last West End Connectors’s TBM on the Eglinton Crosstown West Extension (ECWE) project, has officially completed its 6.3-km journey from Renforth Drive to the extraction shaft, ... More Information

Transition Completes the Silvertown Tunnel

Riverlinx CJV - the construction joint venture of Ferrovial Construction, BAM Nuttall and SK ecoplant working on behalf of Transport for London - completed construction works for the connections ... More Information

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Tunnelling News

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

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

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