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MineArc meeting in China

MineArc meeting in ChinaAustralian manufacturer of refuges for tunnels and mines is meeting a Chinese delegation to discuss and agree trials with 11 selected underground locations. Read the full ... More Information

Lilienberg road tunnel opens in Austria

Lilienberg road tunnel opens in AustriaThe 1,134 m-long x 92 sq m section Lilienberg tunnel in Carinthia opened to traffic on 22.04.2010. The EUR22 million tunnel, excavated using NATM techniques, ... More Information

Breakthrough at Strafelter

Breakthrough at StrafelterThe first tube of Strafelter tunnel on the Route du Nord A7 motorway between Luxembourg City and Mersch was completed on 22.04.2010. The tunnel is 1,850 m-long with 200 m ... More Information

Robbins EPB TBM launches at Xi'an

Robbins EPB TBM launches at Xi'anThe Xi'an Metro system will service the urban and suburban districts of Xi'an, the 3,100 years old capital of Shaanxi province, and part of Xianyang City. Six subway ... More Information

Lake Mead TBM arrives at site

Lake Mead TBM arrives at siteThe Southern Nevada Water Authority has unveiled the 6.36 m-diameter Herrenknecht TBM that will mine a third 4.83 km-long raw-water intake at Lake Mead, the reservoir ... More Information

Fogtec fire suppression system for Channel Tunnel

Fogtec fire suppression system for Channel TunnelFogtec Brandschutz GmbH of Cologne will supply the know-how, engineering and equipment to the fire suppression project underway for Eurotunnel in the ... More Information

New Haggloader for small tunnels

New Haggloader for small tunnelsGIA will supply three of its compact Haggloader 7HR-B digging arm loaders to contractor Leighton-LNS JV for use on the HATS sewage conveyance system in Hong Kong. The ... More Information

NAT for Portland, Oregon

NAT for Portland, OregonNorth American Tunneling (NAT), the top underground construction show of the year for the Americas, takes place in Portland's Marriott Downtown Waterfront Hotel from June ... More Information

Normet presents advanced Spraymec

Normet presents advanced SpraymecNormet has introduced Spraymec 8100 VC, the most advanced model for concrete spraying in its Spraymec series. From one set-up the machine will spray concrete in a ... More Information

Working with Bekaert

Working with BekaertFor more than 40 years, Dramix® steel fibre from Bekaert has been reinforcing tunnel constructions all over the world. Continuous performance monitoring over that time has ... More Information

EPC Consulting at Expo 2010 in Shanghai

EPC Consulting Ltd, who handle worldwide sales of Globalchimica Srl products for mining and tunnelling on an exclusive basis, are participating at Expo 2010 in Shanghai. Metro China 2010 and Tunnel ... More Information

Opportunity for Ile de France

French tunnelling society AFTES is running a colloquium in partnership with the regional council for social and economic development in Ile de France on 09.06.2010. Click for details. 17/10. More Information

Silberberg rail tunnel underway on Erfurt-Ebensfeld line

Silberberg rail tunnel underway on Erfurt-Ebensfeld lineConstruction of the 7.4 km-long, EUR220 million Silberberg rail tunnel at Moehrenbach, near Ilmenau in Thuringia, started on 08.04.2010. This, ... More Information

Blasting starts at south portal of Ceneri base tunnel

Blasting starts at south portal of Ceneri base tunnelExcavation of the first 300 m cut-and-cover at the south portal of the Ceneri base tunnel started at Vezia on 12.04.2010 using drill/blast, and ... More Information

Final breakthrough in Terrassa rail tunnel

Final breakthrough in Terrassa rail tunnelOn 13.04.2010 the JV FCC, OHL & Copisa broke out the second 3.7 km-long tube of the 6.9 m-diameter Terrassa tunnel. The TBM-driven tunnel has eight ... More Information

Preliminary works start on crucial trans-Madrid rail tunnel

On 13.04.2010 excavation work began on an auxiliary exit in calle Espalter for the 6.9 km-long tunnel across Madrid between the Atocha and Chamartin stations to connect the lines of the national ... More Information

Somport tunnel refurbishment work approved

The Spanish Government has approved the EUR16,507,565 required for exploratory work for refurbishment in the Somport tunnel and its approaches. The 8.6 km-long tunnel straddles the Spain-France ... More Information

Bauma 2010 kicks off on time

Despite the virtual total shutdown of flights into and within Europe over the weekend, Bauma 2010 has started its trade fair programme as scheduled. Click for update. 16/10. More Information

Live Bids from tunnelbuilder

Whenever a bid appears at tunnelbuilder.com it is logged at Live Bids, together with its closing date. This presents an instant check for readers, who may click for more information on bids of ... More Information

New section of Hungarian motorway opens

Hungary's M6 north-south motorway between Szekszard and Boly opened to traffic on 01.04.2010 at the same time as the M60 motorway from Boly to Pecs. The 80 km section includes four bi-tube tunnels, ... More Information

Monte Tratturale excavation underway

On 01.03.2010 drill/blast excavation commenced at the 3.17 km-long Monte Tratturale tunnel on the San Severo-Apricena-Sannicandro Garganico railway section in Foggia province managed by Ferrovie del ... More Information

Meet IPS at Bauma

IPS Group - IPS Worldwide Tunnelling will be present at the Bauma 2010 Exhibition and invite you to visit us at Hall C3, booth 515. Bauma takes place in Munich, Germany from 19th - 25th of April, ... More Information

Clem Jones tunnel opens in Brisbane

The 4.8 km-long, twin two-lane Clem Jones tunnel, known as the North-South Bypass Tunnel (NSBT) while under construction, opened to traffic on 16.03.2010. The tunnel is the main feature of the 6.8 ... More Information

NAT conference for Portland, Oregon

With all exhibition space sold out, and a waiting list for late allocations, the North American Tunneling 2010 show in Portland, Oregon from 20th to 23rd June is a guaranteed commercial success. ... More Information

Normet acquires interest in TAM

Today, Normet Group announced the acquisition of 40% of TAM International and will begin to sell TAM construction chemicals to complement Normet concrete spraying equipment. Normet aims to become ... More Information

Herrenknecht EPB starts Sants-La Sagrera tunnel

The 11.5 m-diameter Herrenknecht TBM Barcino was launched from a shaft situated between Mallorca and Biscaia Calles on 26.03.2010. The 105 m-long, 2,300 t machine will drive 5.1 km of the 5.6 km ... More Information

Tsuen Wan drainage tunnel TBM ready

The double shield TBM manufactured and operated by SELI for the Maeda/CRGL/SELI jv has been assembled and will be soon pushed into the launching chamber in order to produce more room and to allow ... More Information

TBM for Kishanganga hydro

A new 6.1 m-diameter DBU TBM has been manufactured to drive the 14 km-long headrace tunnel from Kishanganga river to Wullar Lake for the Kishanganga hydroelectric project in Jammu and Kashmir region ... More Information

Geofluid comes of age at Piacenza

Geofluid, the biannual international show specialised in subsoil fluid prospecting extraction and transport, geological and geophysical drilling, deep foundations, no-dig technology and construction ... More Information

Presenting Meyco Poca spray mobile

Meyco will show its new Poca spray mobile for small and medium size tunnels in Hall 3, stand 113 of the upcoming Bauma exhibition in Munich. This is part of a comprehensive presentation of Meyco ... More Information

Goldegg breakthrough in South Tirol

On 18.03.2010 the first 1.5 km road tunnel on SS 508 in Val Sarentino broke through. The tunnel, with two safety exits, is from Castel Roncolo to Goldegg quarry. Work started in the summer of 2008, ... More Information

First breakthrough in Terrassa railway tunnel

The first EPB TBM working on the twin-tube 3,150 m-long tunnel in the Rambla-Can Roca section of Terrassa tunnel, part of the project to extend Catalonian railway lines that the JV FCC, OHL & ... More Information

Fermacell fire-resistant boards protect tunnels

Over more than thirty years, Aestuver has developed into one of Germany's leading firms in the glass fibre reinforced lightweight concrete sector. Their Fermacell branded fire protection boards can ... More Information

Robbins TBM launched at Laotian hydro

Robbins TBM launched at Laotian hydroIn February 2010, contractor CMC di Ravenna launched the first TBM to work in Laos. The 7.6 m-diameter Robbins single shield TBM is excavating a 5.5 km-long ... More Information

IPS Group aids Skanska-Vinci at Hallandsas

IPS Group aids Skanska-Vinci at HallandsasIPS Group and Skanska-Vinci joined forces in 2005 for the Hallandsas project, an extremely challenging undertaking, involving state of the art equipment and ... More Information

Blasting underway in Ceneri base tunnel

Blasting underway in Ceneri base tunnelThe first blast took place in the main lot of the Ceneri base tunnel on the 10.03.2010. The job was awarded to a consortium of Societa Italiana per Condotte ... More Information

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