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E39 Rogfast plans

E39 Rogfast plans

Detailed plans for the world’s longest subsea tunnel, Rogfast under the fiord of Bokna, have been sent to local communities, and a political decision will probably be taken next spring. More Information

Eight decades for Putzmeister’s Karl Schlecht

Join us in wishing founder Karl Schlecht a happy 80th birthday! More Information

Sergio Matias joins Normet UK

Sergio Matias joins Normet UK

Portuguese civil engineer Sergio Matias has joined the 10-man Normet UK team supporting underground construction and mining projects. More Information

Z-Morh tunnel decision

The Ministry of Road Transport and Highways, Government of India, has decided to construct the 6.5 km-long, two-lane bi-directional Z-Morh tunnel on the Srinagar-Leh More Information

Ahrental access completed

Ahrental access completed

On 11.10.2012, excavation of the 2.4 km-long Ahrental access tunnel was completed as part of the Brenner Base Tunnel. More Information

Bekaert launches new Dramix fibres

The latest Bekaert Dramix 4D and 5D steel fibres are made from ductile wire as used in automotive tyre reinforcement, offering a long useful life after any cracking. More Information

MOSMETROSTROJ and MINRAV JV installs ES Rubber gaskets in Israel

MOSMETROSTROJ and MINRAV JV installs ES Rubber gaskets in Israel

JV Minrav/Mosmetrostroj is undertaking the twin 3.5 km-long tunnels under Canada Park on Section B of the Tel Aviv-Jerusalem, More Information

Excavation starts at Corga de Vela

On 22.10.2012 the JV Vias y Construcciones, Torrescamara y Cia de Obras and Vimac started excavation of the west adits of the Corga de Vela tunnel (1,171 m), More Information

Tenda tunnel project approved

Anas has approved the executive project for the new Tenda tunnel on SS 20 Valle di Roja and Colle di Tenda (CN). More Information

Thames Tideway financing plan

Thames Water has appointed Swiss banking group UBS to raise the EUR5 billion required to fund the Thames Tideway sewer project, More Information

Saverne second tube underway

Saverne second tube underway

On 25.09.2012 excavation commenced on the second tube of the 4 km-long Saverne tunnel on the Baudrecourt-Strasbourg section, More Information

EuroTAP reports on road tunnels

The 13th European tunnel assessment programme reports that safety in the top 10 tunnels is improving. More Information

TBM Martina turnaround at Sparvo

TBM Martina turnaround at Sparvo

The first two phases of turning the 3,000 t TBM Martina through 180 degrees have been completed at the Sparvo tunnel on the A1 motorway Variante di Valico, Italy. More Information

SCL inspector urgently required

International employment specialist iPS is seeking a London-based SCL inspector with five years experience. More Information

Contractor Shapir with Pizzarotti using ES Rubber in Jerusalem

Contractor Shapir with Pizzarotti using ES Rubber in Jerusalem

Contractor Shapir, in JV with Pizzarotti, is driving twin 9.7 m-diameter tunnels, each 11.5 km-long, for the Tel Aviv-Jerusalem high-speed railway. More Information

New features for Sandvik iSURE

Sandvik iSURE software is a tool for for optimizing the tunnel excavation process. It uses the most critical point of the round, the end where the blasting initiates More Information

Robbins OFTA success in Mexico

Onsite First Time Assembly is making great savings in both time and money at sites around the world. More Information

New charger from Normet

New charger from Normet

Normet has introduced its new charging equipment concept, the Charmec MF 605 D. The machine can carry enough ANFO to charge most tunnel faces, More Information

Amsterdam metro nearly complete

The North/South metro line in Amsterdam is 9.7 km-long, with 7.1 km underground, of which 3.1 km is in twin bored tunnels. More Information

Groundbreaking ceremony in Turkey

Groundbreaking ceremony in Turkey

On 13.05.2012 the groundbreaking ceremony took place for the 14.7 km-long Ovit tunnel linking İkizdere, Rize province with Ispir, Erzurum province in Turkey. Contract duration is 4.5 years. More Information

Ten years of tunnelbuilder.es

Launched in 2002, and edited by tunnelling professionals in Madrid, www.tunnelbuilder.es has been spectacularly successful as the prime news source for Spanish-speaking readers. More Information

Robbins at Jollyville

Robbins at Jollyville

In Jollyville, Austin, TX a trio of TBMs is excavating 10.5 km of new water mains. Amongst them is a Robbins 3.25 m-diameter main beam machine More Information

Final METRO seminar for Stockholm

The final results of METRO, a joint safety in infrastructure project, will be presented at a seminar on 10-11th December, 2012 at Rosersberg, Stockholm, More Information

News from Seattle

The central waterfront section of the SR 99 Alaskan Way Viaduct in Seattle is being replaced with a 2.7 km-long bored tunnel More Information

Eppenberg tunnel to go ahead

In 2008 the Swiss Parliament approved the allocation of EUR4.46 billion (CHF5.4 billion) for the SIF programme for improvement of more than 100 projects. More Information

NFM on the move

NFM on the move

NFM Technologies has moved its main office to Immeuble Lugdunum, 5 place Jules Ferry, BP 69456, Lyon Cedex 06, France. More Information

Follow Crossrail TBM progress

Crossrail is showing the daily progress of its two TBMs on the Londonist interactive map. More Information

Everything ready for Geofluid

Everything ready for Geofluid

Geofluid, the biannual international show specializing in subsoil fluid prospecting extraction and transport, geological and geophysical drilling, deep foundations, More Information

SS77 Cupigliolo north tube completed

SS77 Cupigliolo north tube completed

On 20.09.2012 breakthrough was achieved on the 2,182 m north tube of the SS77 Cupigliolo tunnel in Foligno municipality on Marche-Umbria quadrilateral in Italy. More Information

MRS European appointment

MRS European appointment

Mine Radio Systems has appointed Hannah Naylor as operations manager for Europe, working from the UK office. More Information

Mont Blanc half-century

Mont Blanc half-century

The 50th anniversary of the inauguration of the Mont Blanc tunnel was celebrated on 15.09.2012. More Information

Breakthrough in Cavallo tunnel

Breakthrough in Cavallo tunnel

Consortium SA.MA.C (ICS Salini-Matarrese-Carena) has announced breakthrough of the 625 m-long south tube of Cavallo tunnel on the A14 motorway, Senigallia-Ancona Nord section. More Information

Tunnel visions and distortions

Professor Arnold Dix will deliver a technical session in association with the ATS Tunnelling Short Course on 25.09.2012 from 6.00 pm -7.00 pm More Information

Ho Chi Minh City metro start

On 28.08.2012 the Ho Chi Minh City authorities began the construction of Ben Thanh-Suoi Tien metro Line 1. Some 2.6 km of the 19.7 km line will be underground, along with three of the 14 stations, More Information

Singapore Thomson Line

Singapore Thomson Line

Land Transport Authority (LTA), Singapore Land Authority (SLA) and Urban Redevelopment Authority (URA) have published details of the alignment and station locations More Information

Costruzioni Elettrotecniche Cear new web site

Costruzioni Elettrotecniche Cear new web site

Italian company Costruzioni Elettrotecniche Cear has launched a new website that is modern, quick and easy to consult. More Information

Tunnelling News

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

Changi Airport’s new underground link to take passengers from future T5 to T2 in 4 minutes

SINGAPORE – Passengers at the future Changi Airport Terminal 5 can expect to reach Terminal 2 in four minutes via the airport’s new underground link... More Information

SRL inspires TBM Captains - Victoria's Big Build

Tunnel Boring Machine (TBM) Captains. When SRL East opens in 2035 ... Construction of SRL East is powering ahead, with more than 3000 people ... More Information

Beneath winter's fjords: 17 miles of rock, 1300 ft deep

Rogfast tunnel construction beneath Norway's winter fjords, 17 miles long and 1,300 feet deep,. Credits: Ground Engineering. For years, the E39 ... More Information

Massive Sinkhole Opens Near $26 Billion Tunnel Project in Melbourne

A massive sinkhole has suddenly opened up in Melbourne near a major highway tunnel construction site, sparking safety fears and halting ... More Information

The world's longest expressway tunnel: China's Tianshan Shengli Tunnel

At the same time, the project also implemented China's first 'three-tunnel parallel construction' plan, which increased the number of workfaces. At ... More Information

'Not really where you want to be': Ground preparation for Lower Thames Crossing tunnelling

The Lower Thames Crossing is a major new road and tunnel project in the UK, intended to alleviate congestion at the Dartford Crossing and enhance. More Information

Funding problems affect metro line extensions

In the Athens metropolitan area, construction of Line 4 is continuing, with the Avax-Ghella-Alstom consortium saying the two tunnel-boring machines ... More Information

Transport Minister inspects progress on Cairo Metro Line 4 phase one

Four tunnel boring machines (TBMs) are in operation—two in each direction. According to the project timeline, the first TBM has reached the Grand ... More Information

Here's what happened with Toronto's Scarborough Subway Extension in 2025

SSE tunnelling, which began in January 2023, is being carried out with the largest tunnel boring machine (TBM) ever used on a Canadian transit project ... More Information

NHAI connects Tunnel No. 4 on Shimla bypass

NHAI PIU Shimla Project Director Anand Kumar, Bharat Construction ... The tunnel was constructed using the New Austrian Tunnelling Method (NATM) ... More Information