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Key executive appointment at Normet

Key executive appointment at NormetNormet Group now employs 540 professionals worldwide to sustain its EUR90 million turnover. The company develops, manufactures and markets underground equipment ... More Information

Sochi tunnel holes through

Sochi tunnel holes through On 12.10.2010, the top heading of the single-track 441 m Krasnaya Polyana tunnel no 4 holed through at km 37 of the Adler-Alpika Servis combined railway and motorway that ... More Information

tunnelbuilder.com - first news source for the tunnelling industry

tunnelbuilder.com - first news source for the tunnelling industryOnly one tunnelling website on earth updates every day of the week, including weekends! Whenever there is important news for our ... More Information

Veteran Robbins goes back to work in Faroe Islands

Veteran Robbins goes back to work in Faroe IslandsIn an era when the retirement age does nothing but increase, a 26 year-old Robbins main beam TBM keeps on proving the point. The 3.35 m-diameter ... More Information

Large tunnels rig from Atlas Copco

Large tunnels rig from Atlas CopcoThe Boomer XL3 D has been developed by Atlas Copco with a traditional direct control system, placing great emphasis on the interaction between operator and machine. ... More Information

Aker Wirth roadheader success in Brisbane

Aker Wirth roadheader success in BrisbaneFour Aker Wirth T3.20 heavy-duty roadheaders are at work on different sections of the Airport Link tunnel project in Brisbane, Australia. The machines weigh ... More Information

Robbins EPBs at Zhengzhou Metro

Robbins EPBs at Zhengzhou MetroA pair of Robbins 6.3 m-diameter EPBs will excavate parallel Zhengzhou Metro Line 1 tunnels for 3.6 km at shallow depths through four downtown stations between Kaixuan ... More Information

Scooptrams get ground engaging bucket

Scooptrams get ground engaging bucketAtlas Copco has announced its new GIII bucket for Scooptrams that will save loading time and reduce fuel consumption. When equipped with ground engaging tools, ... More Information

Piazzale Bologna Stretch of Rome B1 metro completed

Piazzale Bologna Stretch of Rome B1 metro completed The contract for the new metro B1 line was awarded to the JV Salini Costruttori - Tecnimont by the client, Roma Metropolitane. The JV awarded SELI ... More Information

Herrenknecht triumph at Gotthard

Herrenknecht triumph at GotthardThe breakthrough of the eastern tube at the Gotthard Base Tunnel on 15.10.2010 not only completed a final link in the world's longest rail tunnel, but also signed up ... More Information

Vital BASF and MEYCO contributions at Gotthard

Vital BASF and MEYCO contributions at GotthardAt the Gotthard base tunnel, which holed out on 15.10.2010 as the world's longest rail tunnel, BASF supplied concrete admixtures for around 20 km of the ... More Information

Ross Dimmock joins TAM-Normet

Ross Dimmock joins TAM-NormetInternationally-recognized as an expert on sprayed concrete tunnelling design, Ross Dimmock has taken up an appointment as regional director of TAM International group. ... More Information

Gotthard breaks through as longest rail tunnel

Gotthard breaks through as longest rail tunnelThe 57 km-long Gotthard base tunnel, first suggested in 1947 by Basel engineer Carl Eduard Gruner, broke through at 14.20 local time on 15.10.2010. It ... More Information

Tunnel Design and Construction

Tunnel Design and ConstructionThe northeast Asia presentation of this popular international event takes place in Hong Kong 24/25 November, 2010. Focus is on best practice strategies for cost ... More Information

Deepest rescue shaft ever drilled

Deepest rescue shaft ever drilledAfter 33 days drilling, on 09.10.2010, a Schramm T130XD (Layne Christensen www.laynechristensen.com/Boyles Bros Geotec www.geotec.cl, US/Chile) top head rig ... More Information

Expomatec 2011 for Madrid

Expomatec 2011 for MadridExpomatec is designed as a meeting point for supply and demand within the civil works, mining machinery and infrastructure sectors, focussing on boosting exhibitor ... More Information

PPS guidance system for Limmern

PPS guidance system for LimmernThe 8.03 m-diameter, 24% gradient Limmern access tunnel at Tierfehd in the Swiss canton of Glarus poses a challenge for both the Aker Wirth TBM and its PPS guidance ... More Information

Suruc water tunnel starts in Turkey

Suruc water tunnel starts in TurkeyThis month the 7.83 m-diameter SELI TBM Double Shield will start excavation of the 17.2 km Suruc water tunnel in Southern Turkey. Tunnel elevation is at an ... More Information

Big 5 PMV exhibition in Dubai

Big 5 PMV exhibition in DubaiThe fourth edition of the Big 5 PMV construction machinery show takes place in Dubai from November 22-25, 2010. For the first time, visitors will be able to travel to ... More Information

Oshlid road tunnel opens to Iceland traffic

Oshlid road tunnel opens to Iceland trafficThe 5,435 m-long single-tube, two-lane Oshlid (or Bolungarvikur) tunnel opened to traffic on 25.10.2010. Original plans were to place the tunnel nearer the ... More Information

Srisailam project hits the brakes

Srisailam project hits the brakesIndia's three-decades-old Srisailam Left Bank Canal project SLBC, previously known as the AMR project, has stalled due to reported non-payment of contractors. The ... More Information

Marketing agent required for North America

Marketing agent required for North AmericaEin Shemer Rubber Industries is seeking a representative for marketing rubber sealing gaskets to the North American tunnel construction industry. For ... More Information

Progress at Hallandsas rail tunnel

Progress at Hallandsas rail tunnelSeventeen years since the first abortive start on the 8.6 km-long Hallandsas rail tunnel the first tube between Forslov in the south and Bastad in the north finally ... More Information

New small Boomer from Atlas Copco

New small Boomer from Atlas CopcoAtlas Copco has launched the Boomer T1 D for narrow tunnels and mines. The machine has a Tier 3 diesel engine and an impressive array of features including improved ... More Information

Austrian Tunnelday

Austrian Tunnelday October 6-9 next week sees the 59th Geomechanics Colloquy in Salzburg, Austria, which features the annual Austrian Tunnelday. A major topic will be NATM: its design, contract ... More Information

Line 3 for Bilbao metro

Line 3 for Bilbao metroCurrently Bilbao Metro has 40.61 km of rail tracks, with 38 stations of which 22 are underground. Line 1 and Line 2 serve the city centre and the Greater Bilbao area. The new ... More Information

Southern section of Prague ring motorway opens

Southern section of Prague ring motorway opens On 20.09.2010 the Road and Motorway Directorate of the Czech Republic (RSD) opened the 23 km-long southern part of the Prague ring road. The section ... More Information

Bilbao Metro Line 3 Txurdinaga-Casco Viejo alignment

Bilbao Metro Line 3 Txurdinaga-Casco Viejo alignmentFrom the beginning of the stretch (km 3+400 to km.4+350) the design consists of a double-track tunnel 950 m long of 58 m2 in cross section. In the ... More Information

Line 3 for Bilbao metro

Line 3 for Bilbao metro The Txurdinaga-Casco Vejo section of Bilbao metro Line 3 More Information

Four tenders closing this week

Four tenders closing this weekAt this time of year, when tenders are thin on the ground as the system recovers from the northern hemisphere holiday season, every little counts. Our Live Bids section ... More Information

Innotrans 2010 opens in Berlin

Innotrans 2010 opens in BerlinToday sees the opening of the largest rail transport technology show to be held in Berlin. Innotrans 2010 features 2,242 exhibitors from 45 countries, and takes up the ... More Information

STUVA praise for transport tunnels

STUVA praise for transport tunnelsDr Roland Leucker, head of STUVA, observed at the opening press conference at Innotrans in Berlin that tunnels help to relieve the volume of traffic and improve the ... More Information

TAM and Normet acquire total control of TAM India

TAM and Normet acquire total control of TAM IndiaNormet and TAM have taken a further step towards their goal of total solutions provider for the construction sector by acquiring the remaining 50% of ... More Information

International Tunnelling Awards deadline extended

International Tunnelling Awards deadline extendedThe inaugural international tunnelling awards presentations take place in London on Wednesday, 8th December, 2010. Nominations are invited in ... More Information

Robbins enters slurry TBM market in China

Robbins enters slurry TBM market in ChinaThe Robbins Company will supply a 6.26 m-diameter slurry TBM to excavate the 2.7 km-long Zhanjiang Bay cross-sea tunnel that will carry fresh water to the ... More Information

Experienced TBM Operators and TBM Electricians urgently required

Experienced TBM Operators and TBM Electricians urgently required IPS is seeking experienced TBM Operators and TBM electricians for new contracts in Europe, starting as soon as possible. Contact ... More Information

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Tunnelling News

$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

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