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Follow the money in Brussels

Follow the money in BrusselsThe TEN-T info day on 29.06.2011 in Brussels will present the priorities for the EU transport calls for rail, river and motorway construction. Participants will be ... More Information

Early TBM completion at Lyon metro Line B

Early TBM completion at Lyon metro Line BOn 23.04.2011 Herrenknecht TBM Agata at Lyon metro Line B reached its exit shaft, some two months ahead of schedule. 300 m of the alignment is beneath the ... More Information

Unique Robbins hybrid EPB away at Sleemanbad

Unique Robbins hybrid EPB away at SleemanbadOn-site first time assembly of a 10 m-diameter hybrid EPB has been completed at the 12 km-long Sleemanbad carrier canal in Madhya Pradesh, India. The ... More Information

GIA upgrades underground cable bolter

GIA upgrades underground cable bolterThe latest mechanized grouting and cable insertion system (MEGSIS) from Swedish manufacturer GIA offers a guillotine effect cable cutter, improved piston pump ... More Information

Breakthrough for Almendral tunnel

Breakthrough for Almendral tunnel On 07.04.2011 excavation was completed on the 1.1 km-long single-tube, twin track Almendral tunnel, the major feature of the 1.67 km-long Barranco de ... More Information

Girona II tunnel excavation started

Girona II tunnel excavation startedOn 06.04.2011 the TBM Gerunda started excavation of Girona II tunnel on the Madrid-Barcelona-French border high-speed line. It will drive 1,565 m from the new ... More Information

Live bids sets record

Live bids sets recordMore than three dozen live bids are currently listed at tunnelbuilder, the largest number since this unique service was inaugurated three years ago. Live bids allows readers to ... More Information

Robbins EPB scores New Record in Zhengzhou

Robbins EPB scores New Record in ZhengzhouIn the Chinese city of Zhengzhou, soft ground tunnelling has made a speedy entrance. One of two 6.3 m-diameter Robbins EPBs at Zhengzhou metro Line 1 has ... More Information

Belgrade interceptor personnel contract renewed

Belgrade interceptor personnel contract renewediPS Personnel, who supplied a core of experienced tunnellers to assist in management and training at the Belgrade interceptor project in Serbia, have ... More Information

Espoo metro extension funded

Espoo metro extension funded On 01.04.2011 Lansimetro of Finland signed a 30 year loan agreement with the European Investment Bank (EIB) and the Nordic Investment Bank (NIB) to fund the EUR800 ... More Information

North-end excavation of Udaliatz underway

North-end excavation of Udaliatz underwayOn 18.03.2011 excavation started from the north end of the twin track Udalaitz tunnel on the Mondragon-Elorrio section on the new Vitoria-Bilbao-San ... More Information

Himalayan headrace excavation commenced

Himalayan headrace excavation commencedThe specially designed 6.18 m-diameter Seli DSU TBM has completed its first run in the Kishanganga tunnel project. The TBM, designed to bore through difficult ... More Information

Steel fixers and carpenters required

Steel fixers and carpenters requiredIPS has an urgent requirement for experienced and qualified construction workers for a two year contract in the south of England starting in two weeks time. If ... More Information

Bressanone ring road opening in South Tyrol

Bressanone ring road opening in South Tyrol On 16.04.2011 the first lot of the Bressanone and Varna ring road will be inaugurated, two days before its official opening to traffic. The new 4.7 ... More Information

Herrenknecht micros win in Warsaw

Herrenknecht micros win in WarsawA pair of Herrenknecht AVND micro machines has completed 16 difficult drives totalling 5.86 km for the new Warsaw wastewater treatment system. Pipe jacking up to 36 ... More Information

Intertunnel 2012 back in Turin

Intertunnel 2012 back in TurinWith two of the biggest cross-border tunnelling projects in the offing on the Lyon-Turin and Brenner lines, Italy is underpinning its position as Europe's ... More Information

RETC for San Francisco

RETC for San FranciscoThe biennial Rapid Excavation & Tunneling Conference takes place June 19-22nd, 2011 at the Marriott Marquis in San Francisco, CA. Field trips to New Irvington tunnel and ... More Information

Koralm tunnel gets underway

Koralm tunnel gets underwayOn 28.03.2011 government officials and provincial governors of Styria and Carinthia attended the groundbreaking ceremony for construction of lot KAT 1, a 20 km-long ... More Information

Daetwyler for reliable sealing systems

Daetwyler for reliable sealing systemsDaetwyler is a leading provider of engineered rubber profiles used in the sealing of tunnels, offering a wide range of reliable gaskets designed to match ... More Information

Shotcrete 2012 - call for papers

Shotcrete 2012 - call for papers The Shotcrete 2012 conference and exhibition is scheduled for the Alpbach Conference Centre, Tyrol, Austria from 12.01.2012 to 13.01.2012. Main language will be ... More Information

Herrenknecht celebrates Gotthard completion

Herrenknecht celebrates Gotthard completionWhen 9.43 m-diameter Herrenknecht gripper TBM Heidi mined the last few metres of rock in the west tube of the Gotthard base tunnel between Faido and ... More Information

Fastest marine rail tunnel

Fastest marine rail tunnel The 10.8 km-long Shiziyang tunnel crossing the Pearl River estuary in south China's Guangdong province is designed for trains travelling at 350 km/h. Apart from being the ... More Information

Robbins Double Shield sees the light in Sochi

Robbins Double Shield sees the light in SochiIn early March 2011, the 6.2 m-diameter Robbins Double Shield TBM crossed the finish line in Sochi, Russia. The machine completed a 4.5 km-long section ... More Information

BASF expands in Norway

BASF expands in NorwayBASF is investing EUR1 million in a new production plant for alkali-free accelerators at Granerud, Norway. The product, launched in 2010, increases the early strength of the ... More Information

Job opportunities in Central America

Job opportunities in Central AmericaiPS has the following vacancies in Central America for a highway construction project using drill/blast techniques. Contract duration is expected to be a minimum ... More Information

Gotthard base tunnel final breakthrough

Gotthard base tunnel final breakthroughOn 23.03.2011 at 12.20 pm miners excavated the last few metres of rock in the west tube of the Gotthard base tunnel between Faido and Sedrun. Coming some five ... More Information

Geodata - turning data into information

Geodata - turning data into informationThe GEODATA group supplies integrated, IT-based solutions and services for monitoring, engineering surveying and information technology. Backed by 20 years of ... More Information

Extension of line B of Lyon metro

Extension of line B of Lyon metroOn 02.03.2011 Herrenknecht TBM Agata entered the future Oullins station of the extension of Line B of Lyon metro. The event signalled completion of excavation of the ... More Information

Excavation starts on Avraysa tunnel beneath Bosphorus

Excavation starts on Avraysa tunnel beneath Bosphorus On 26.02.2011 Turkish Prime Minister Recep Tayyip Erdogan attended the groundbreaking ceremony of the 5.4 km-long, double-deck Avraysa tunnel ... More Information

Fiasco breakthrough in Calabria

Fiasco breakthrough in CalabriaOn 23.02.2011 tunnelling subcontractor Cipa SpA broke through in the Fiasco road tunnel (521 m, 482 m), lot DG21 on the SS106 Jonica in Calabria, Italy bringing the ... More Information

New Tyne road tunnel opens in north England

New Tyne road tunnel opens in north England The 1.5 km-long second Tyne road tunnel opened to traffic on 25.02.2011 after nearly three years work. The new tunnel will initially have one lane of ... More Information

Chamartín-Atocha rail tunnel through

Chamartín-Atocha rail tunnel throughDuring February 2011 the 7.3 km-long trans-Madrid railway tunnel linking the stations of Atocha and Chamartin broke through. The tunnel is 45 m below the ... More Information

SEBHSA launches new shotcrete pump

SEBHSA launches new shotcrete pumpFor nearly four decades Sociedad Española de Bombas de Hormigón S.A. (SEBHSA) has manufactured all kinds of concrete pumps with its own technology, and ... More Information

Elche rail tunnel excavation complete

Elche rail tunnel excavation complete Excavation of the 1,288 m-long Elche tunnel, of which 255 m was cut/cover, was completed on 24.02.2011. The tunnel is on the El Carrus-Elche section of the ... More Information

SMOPYC 2011 in Zaragoza

SMOPYC 2011 in ZaragozaThis important international show of public works, construction and mining equipment takes place in sunny Zaragoza in northern Spain from 5-9th April, 2011. SMOPYC has ... More Information

New section of Torino metro Line1 opens

New section of Torino metro Line1 opensConstruction of six new stations on the new 3.7 km underground section of the metro Line 1 was completed mid-January, 2011. These are at Marconi, Nizza, Dante, ... 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