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Featured News

Finale for Twin Robbins EPBs

The second Robbins EPB broke through on 11.06.2014, marking the completion of twin tunnels at San Francisco’s Central Subway in California, USA. The first of the two machines holed through a ... More Information

New projects for CBE

CBE Group has signed new contracts for a total of 256 moulds for tunnelling projects around the world. Read the press release and visit www.cbe-tunnels.com. 26/14. More Information

Kiepe sponsors tunnelbuilder.it

Kiepe Electric provides solutions for fire protection in road, rail and subway tunnels as well as in industrial and marine sectors. More Information

Robbins at NAT

The Robbins Company will present a series of lectures on high power TBMs on Tuesday 24.06.2014 at NAT in Los Angeles. Read the press release and visit the company at booth 425 or at ... More Information

Bucharest subway approved

The European Commission has approved a EUR409.5 million investment from the Regional Development Fund (FEDR) for Romania's Eroilor-Drumul Taberei subway route currently in development. The new line ... More Information

Twelfth party for Robbins TBM

The breakthrough of a veteran Robbins hardrock TBM on 19.05.2014 at the Lemay Redundant Force Main in St. Louis, MO was its twelfth in over 40 km of rock, since its manufacture in 1981. The TBM, ... More Information

New products from Condat

French manufacturer Condat supplies a complete range of self-extinguishing lubricants to the tunnelling industry that includes Tail Seal Greases, Main Bearing Lubrication & Protection ... More Information

Webinar through WebEx on 18 June 2014

Following successful cooperation with the Robbins Company on TBM seminars in Colombia, Ecuador and Brazil, Mapei UTT is participating in the first of a Webinar series for 2014 organized by Robbins. ... More Information

Open day at Bure tunnel

On Saturday 14.06.2014 the construction site open day for the new 8.8 km Bure-Porrentruy A16 section will be held in Switzerland. The section includes the mono-tube and bi-directional 3,059 m Bure ... More Information

Robbins earns hard rock title

A 2.2 m-diameter Robbins heavy duty double shield hardrock TBM in Fairfax, VA on its seventh project has holed out after a punishing run through diabase of 345 MPa hardness. The machine has set a ... More Information

Istanbul Strait road tunnel

Tunnel boring under the Bosphorus as part of the Eurasia Tunnel Project (Istanbul Strait Road Tunnel) began on 19.04.2014 with a ceremony at Haydarpasa construction site. The 3,300 t TBM has been ... More Information

Marieholm tunnel

On 04.06.2014 the Swedish road and railway authority Trafikverket signed with the JV Zueblin/Boskalis the design and build contract for the Marieholm tunnel project. The tunnel, 30 m-wide and 10 ... More Information

More Terratec orders

Asia-Pacific based manufacturer Terratec has announced details of TBM sales to Turkey and Laos, significantly expanding the company’s current geographic spread. Read the press release and ... More Information

Central Subway Robbins TBM holes out

The first of two Robbins TBMs working on San Francisco Central Subway has holed out. Read the blog and visit www.robbinstbm.com. 23/14. More Information

Ground conditioning for EPB TBMs Webinar

The Robbins Company is hosting a complimentary hour-long web seminar on 18th June, 2014 at which experts from Robbins, BASF and Mapei will discuss available ground conditioning techniques and ... More Information

Geodata moves up

Geodata Group, based in Leoben, Austria has stepped up to sponsor our flagship website tunnelbuilder.com. A tunnelbuilder client for many years, Geodata has grown along with the tunnelling industry. ... More Information

Australian meeting registration

Time to register for the Australian Tunnelling Conference taking place in Sydney 17-19 September, 2014. Click here for list of papers and online registration, or visit www.ausimm.com. 22/14. More Information

Nova Subida da Serra

The Nova Subida da Serra (NSS) in Brazil comprises five lots and involves a new 20 km-long road section for which 15 km of the existing BR-040 will be doubled and a 4,640 m tunnel at Petropolis will ... More Information

Mesaimeer tunnel underway

The construction of Mesaimeer tunnel in Qatar started on 20.05.2014 and will be complete by early 2017. The Mesaimeer tunnel for surface and ground water is one of the key drainage projects within ... More Information

Bolzano ring road alignment

On 26.05.2014 the provincial government approved the technical characteristics of the future Bolzano ring road alignment in Italy. The construction of the EUR368million project will be divided into ... More Information

Peshraw nears completion

In March this year lighting, ventilation, security, and surveillance for Peshraw tunnel (2390 m) under Mount Azmar, Sulaymaniyah city, Iraq, Kurdistan Region, were tested, and installation and ... More Information

China President visits CREG

President Xi Jinping has visited the CREG TBM assembly factory in Zhengzhou. More Information

Call for Papers for IWMA

The 14th International Water Mist Conference, Istanbul, 22-23 October 2014, will be of interest to those responsible for selecting fire protection as well as researchers/scientists who wish to be ... More Information

Deep driller required for Chile

International recruitment specialist iPS has posted a vacancy for a Spanish-speaking vertical drilling supervisor for a 6 m-diameter water shaft in Chile. Read the details below and contact ... More Information

CREG giant boxjack underway

TBM manufacturer CREG has supplied the world’s largest rectangular boxjacking EPB machine to a project in Zhengzhou, China. Read the press release and visit www.crectbm.com. Contact ... More Information

Repairing the SR99 TBM

Seattle Tunnel Partners, WSDOT’s contractor for the SR 99 tunnel project, has started building the circular pit to access and repair their TBM. Rigs have begun work to install the 75 piles ... More Information

Robbins OFTA success in Ohio

A Robbins Double Shield TBM broke through at the Black River Tunnel Project on 29.04.2014 in Lorain, OH. The 1.7 km-long EPA-mandated tunnel will prevent heavy rains from triggering sewage overflows ... More Information

Albula dualling approved

The license has been approved for the construction of the new Albula rail tunnel on the Thusis-Tirano section, part of the UNESCO World Heritage Site since 2008. The existing Albula tunnel, opened ... More Information

Samoter International Innovation Award

The companies CIFA, Gei-Impianti, Mantovani Benne Mbi, MB Spa, Nord-lock and Venieri Spa have each secured a Samoter 2014 International Innovation Award. The prize is awarded to manufacturers who ... More Information

Success at Samoter

The triennial Samoter exhibition is underway in Verona, Italy at a time when sales of construction machinery are increasing by 20 percent year on year, signalling an end to the recession in the ... More Information

Twenty years of Channel Tunnel

As the Channel Tunnel celebrates the 20th anniversary of its inauguration, CBE Group reflects upon its own origins in 1987 as supplier of concrete segment manufacturing facilities for Sangatte at ... More Information

Welcome to Brazil

ES Rubber, producers of segment gaskets and fixings, is entering the South American market and invites all tunnelbuilder readers to visit their stand number 40/41 at WTC Brazil 09-15.05.2014. Click ... More Information

Robbins’ triumph at Pahang Selangor

Three Robbins 5.23 m-diameter main beam TBMs with continuous conveyor systems have completed the 44.6 km-long Pahang Selangor raw water tunnel in Malaysia. First use outside Japan of a fast setting, ... More Information

tunnelbuilder leads the way

As the recession lifts in the US and Europe, tunnelbuilder readership is growing rapidly, indicating over 1 million visits for 2014. During March, tunnelbuilder.com alone registered 25,027 unique ... More Information

Greater accuracy from Sandvik

Sandvik TCAD+ is an aiming tool designed for accurately executing pre-designed drilling plans. It features face drilling, long hole drilling and bolting hole plans on the drillrig screen. ... More Information

Victoria through into Whitechapel tunnels

On 04.04.2014, 150 m-long TBM Victoria broke through into Whitechapel tunnels to reach the 32 km (over 75 percent) of Crossrail tunnelling completed. Victoria began the drive at Limmo Peninsula in ... More Information

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Tunnelling News

Bhopal Metro's Orange Line Tunnelling Begins

The Bhopal Metro project has recently reached an important milestone as tunnel boring machines (TBMs) have been positioned to begin digging work on ... More Information

A Chinese team rescued a $50M tunnel machine stuck 177 feet underground

Chinese engineers have pulled off a stunning rescue, saving a tunnel boring machine (TBM) stuck 177 feet underground beneath the Yangtze River. More Information

Fort Smith named finalist in Elon Musk's Boring Company tunnel challenge

The company selected Fort Smith's proposal from 487 applicants. The company says the winning project will receive construction of a one-mile tunnel ... More Information

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

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