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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

Europe's $45BN Mega Tunnels through the Alps

Discover the record-breaking network of tunnels being constructed beneath the Alps. This video explores the top 6 longest tunnels in the region, .. More Information

AFRY secures contract for Switzerland's Twann Tunnel project

Construction oversight of the Twann Tunnel in the country. The tunnel on the Lake of Bienne is intended to ease traffic congestion in Twann by ... More Information

Line 5 Tunnel Project: Public comments now open for proposal to build under Straits of Mackinac

"The purpose of the project is to facilitate the construction of a tunnel beneath Lake Michigan bottomlands to replace the Line 5 dual pipelines ... More Information

ECRL Breakthrough: Genting Tunnel Becomes SEA's Longest Rail Tunnel

Genting Tunnel's construction used both Tunnel Boring Machines (TBM) and traditional drill-and-blast methods. The TBMs, built in China and ... More Information

Sydney tunnel factory creates 700 manufacturing jobs

The factory will support two of the largest tunnel boring machines (TBMs) in the Southern Hemisphere, set to arrive later this year. Once ... More Information

2.7 km Breakthrough Achieved in Bullet Train Tunnel

The tunnel also features a 7-kilometre undersea stretch beneath Thane Creek, a first of its kind in India. To ... More Information

Australian-first Sydney tunnel fabrication facility opens

The tunnel boring machines are expected to arrive in Sydney later this year, before being assembled deep underground below Birchgrove. They will ... More Information

ECRL Breakthrough: Genting Tunnel Becomes SEA's Longest Rail Tunnel

Genting Tunnel's construction used both Tunnel Boring Machines (TBM) and traditional drill-and-blast methods. The TBMs, built in China and ... More Information

4000-tonne machines dig arterial route under Melbourne's west

The West Gate Tunnel Project is in full swing beneath Melbourne's inner west, with tunnel boring machines (TBMs) Bella and Vida at the helm... More Information

Gotthard drilling machine gets no further - now it has to be blown up

Forced break in the Gotthard road tunnel: After 190 meters, the drilling machine working on the second tube has come to an end for the time being... More Information

Construction begins on 6 Cross Island Line Phase 2 stations

Tunnel Boring Machine measuring 12.8m in diameter. The machine will “bore through the ground only once for the construction of the tunnel which ... More Information

Tunnel boring machine returns after installing $22 million outfall

A 19.5 tonne tunnel-boring machine docked at Onehunga Wharf on Friday afternoon after successfully tunnelling the $22m Clarks Beach Outfall over ... More Information

Scarborough Subway Extension tunnelling progresses following maintenance stop

The remaining portion of the tunnel will be delivered by Scarborough Transit Connect, the development partner for the project's stations, rail and ... More Information

World's Deepest Underwater Tunnel to Have Cars Drive 16 Miles Under the Sea

Norway is building what is to become the longest and deepest road tunnel under the sea. The Rogfast project, measuring 26.7 kilometers (about 16.5 ... More Information

Tunnelling underway for National Grid’s 3.4km power tunnel in Snowdonia

The tunnel boring machine (TBM) Buddug has commenced excavation of National Grid’s 3.4km power tunnel in Wales’ Eryri National Park, otherwise known as Snowdonia. The tunnel is part of ... More Information

CPK signs contract for construction of HSR tunnel in Łódź

The contract for the construction of a 4.6 km long, 14-metre wide High-Speed Rail (HSR) tunnel will be carried out by construction company PORR. The project is valued at approximately PLN ... More Information

Underneath the busy Baltimore streets, the Howard Street Tunnel gets its makeover

A squad of construction workers descend daily under the streets of Baltimore. They labour deep down, in the semi-secret and highly restricted ... More Information

London Power Tunnels Milestone

We're thrilled to announce that our second 2.5km high-voltage circuit between Hurst and Crayford is now live. This £1 billion project is rewiring London, strengthening energy supply, and ... More Information

U.S. Tunneling Professionals Convene in Dallas at RETC 2025

The event drew approximately 1,400 people. Another highlight of the conference was the presentation of the now annual Underground Construction ... More Information

Construction of NY and NJ GatewayTunnel hits halfway mark

People are looking down at the ground from the Highline on Manhattan's West Side. Some parts of the new train tunnel structure ... More Information

Silicon Valley BART extension seeks new tunneling contractor

Silicon Valley BART extension seeks new tunneling contractor for construction. Maguire told reporters during a briefing Monday morning. He noted that VTA is trying to fill a $1.2 billion ... More Information

Tunneling In The Digital Age: Rethinking Subsurface Infrastructure

But successful construction is just the start of the journey. Underground infrastructure is a long-term investment—just look at the London Underground ... More Information

Sydney Moves Forward with Final Tunnelling for Harbour Project

Sydney prepares for the arrival of the largest TBMs in the Southern Hemisphere as the Western Harbour Tunnel project enters its final tunnelling ... More Information

Metrolinx seeks help to name 2 of its massive Ontario Line tunnel digging machines

Metrolinx is now accepting names for two of its giant tunnel boring machines (TBMs), which will be used for twin 16-metre-deep and six-kilometre-long ... More Information

Deutsche Bahn awards contract for Munich S-Bahn project

The contract involves structural works for the expansion, including the construction of tunnels and an underground station. The Tunnel Ostbahnhof JV, ... More Information

Excavation completed on Italian side of Brenner Base Tunnel

The tunnel boring machine (TBM) named “Flavia” successfully bored through the Alps beneath the Mules 2–3 section, reaching the Austrian border. More Information

Giant tunnel borer set for Shantou Bay project

A giant tunnel boring machine has been installed for tunnelling under Shantou Bay in Shantou, South China's Guangdong province. [Photo provided to ... More Information

€0.4bn road and tunnel project in Georgia

Work is proceeding on the Kvesheti-Kobi road and tunnel scheme in Georgia. The scheme is part of a larger project, being carried out with Chinese ... More Information

Lahore to transform with Rs49 billion tunnel boring project

Pakistan, April 27 -- The federal government has approved Lahore's Rs49 billion Tunnel Boring Project, marking a major development for the city... More Information

Construction at Cleveland Hopkins International Airport

The 2,100-foot-long tunnel connects the terminal to parking facilities and the tramway leading to the RTA public rail line. During the project, two of ... More Information

AFFHOLDER AND J.F. SHEA TEAM UP ON $700 MILLION CONTRACT

The tunneling subsidiary, Affholder LLC, will lead a joint venture with J.F. Shea Construction, Inc., to build the I-35 Capital Express Central ... More Information

Factory Testing Complete on DC Water's first tunnel boring machine for the Potomac River

Mary passed all the necessary requirements and is one of two TBM's on the project. The tunnel is part of DC Water's Clean Rivers Project, to ... More Information

Work on Chennai Metro tunnel racing to a finish

The machine Flamingo, which started boring in 2023 for the tunnel linking Light House with Thirumayilai, is expected to reach the other end in ... More Information

CPK awards contract to build high-speed rail tunnel in Lodz, Poland

The tunnel, to be constructed using a tunnel boring machine (TBM), will have a ... More Information

Inside HS2: Meet London's miners working on the Northolt tunnels

We are on a tunnel boring machine (TBM) inside High Speed Two's huge Northolt tunnels. These tunnel boring machines are part of a tunnelling ... More Information

Ontario Begins Construction Of Last Tunnel Segment Of The Eglinton Crosstown West Extension

The remaining eastern portion of tunnel construction (500-meter twin tunnels) will use the sequential excavation method, with daily progress of ... More Information

Norway is building the world's longest and deepest subsea road beneath its fjords

We have subsea road tunnels which have that construction. And the new tunnel between Germany and Denmark, there they are laying down cases and put ... More Information

CERN releases report on the feasibility of a possible Future Circular Collider

The estimated cost of construction of the FCC electron–positron stage, including the tunnel and all the infrastructure, is 15 billion Swiss francs... More Information

TBM break through on Auckland's £915M wastewater megaproject completes 16.2km tunnel

Auckland's major wastewater infrastructure project, the Central Interceptor, has reached a significant milestone with the final breakthrough of ... More Information

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