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Systemair Fans for Deoli-Kota tunnel

GVK Deoli Kota Expressway Private Ltd (GDKEPL) is developing an 83 km-long four lane road project from km 165 to Junction of NH-76 on Kota Bypass of the Deoli-Kota Section of NH-12 in Rajasthan, ... More Information

Zagreb tunnelling conference

ITA Croatia has organized a conference and exhibition for Zagreb, Croatia on 27-28 March, 2014. More from www.zagrebtunnel2014.com. 07/14. More Information

Robbins goes mining in Australia

An 8 m-diameter Robbins hybrid single shield EPB packed with technological innovation is driving the declines for access to new coal seams at a Queensland mine. Read the press release and visit ... More Information

SR99 - Two factors contributed to tunnel stoppage

For two months, the contractor on the SR 99 Tunnel Project, Seattle Tunnel Partners (STP), has been working to determine what caused the stoppage of the SR 99 tunnelling machine on 06.12.2013. WSDOT ... More Information

Confederation Line tunnel construction update

Some 257 m of the 2.5 km-long downtown tunnel has been roadheader excavated to date for the Confederation Line Light Rail Transit project. From the west portal in LeBreton Flats, the roadheader ... More Information

ISTSS – sixth edition

The sixth International Symposium on Tunnel Safety and Security (ISTSS) will be held at the World Trade Centre in Marseille, France, from 12th to 14th March, 2014. This event will bring together ... More Information

Dietmar Reuter joins iPS

Dietmar Reuter has joined the iPS tunnel department, bringing with him a wealth of recruiting experience in the construction industry. This strengthening of the already successful iPS team comes at ... More Information

Segmental lining workshop

ES Rubber is sponsoring a workshop on segmental lining issues and challenges in New Delhi, India on 26.02.2014 at which Dr Werner Grabe will be giving a lecture. More from Mirit Felba Hermesh at ES ... More Information

Bangkok river crossing

The Bam PaKong river in Bangkok, Thailand poses a formidable obstacle to the completion of a 53 km-long raw water transmission line. A Terratec microtunnelling system will be used for the 380 m-long ... More Information

Hard Rock in Turkey

In December, 2013 a 4.3 m-diameter Robbins double shield TBM emerged triumphant after boring a 9.3 km-long headrace tunnel in Turkey’s Adana Province for the Yamanli II hydroelectric project. ... More Information

Two TBMs for Phase 2 of Metro de Quito

In 2015, Quito will have two TBMs working in the tunnels for the Line 1 of Metro de Quito, Phase 2. The first machine will be launched from El Labrador site and the second from Solanda area. Phase 1 ... More Information

Challenge of Fehmarnbelt clay

The recently completed geotechnical investigations in the Fehmarnbelt have thrown up new and important knowledge about a particular clay layer, which has been a great challenge for other major ... More Information

Crossrail tunnels half complete

Tunnelling on London Crossrail has passed the halfway stage. Read the attached bulletin for a full update on every aspect of the project, including details of septuagarian Peter ... More Information

Klang Valley EPBs ahead of schedule

CTE has announced the breakthrough of the second CREG EPB at KL Sentral station in Kuala Lumpur, Malaysia on the Klang Valley MRT project More Information

Tunnel Russia for Moscow

Tunnel Russia, a new international conference scheduled for Moscow on March 12-14, 2014, will cover tunnelling and microtunnelling, directional drilling and combined construction technologies used ... More Information

Two Moscow meetings

In the first half of 2014 there will be two tunnelling conferences in Moscow: Tunnel Russia in March and Intertunnel in May. For details visit www.tunnelrussia.com and contact ... More Information

Fehmarn tenders attract attention

More than 400 participants representing more than 200 companies met together in Copenhagen on 21.01.2014 to learn more about the two upcoming tender packages from Femern A/S. Nine international ... More Information

A year is a long time in advertising

The key to Internet advertising is its availability. Whenever the reader wants you, you can be there, 24/7 for 52 weeks of the year! All that is needed is a good advertisement and qualified readers. ... More Information

Robbins TBMs return to Norway

On 21.11.2013 a cutterhead turning ceremony and champagne celebration marked the return of TBMs to Norway. More Information

Drilling shafts in front of Bertha

It turns out that Bertha, the SR 99 TBM constructing the tunnel to replace the earthquake-damaged Alaskan Way viaduct in Seattle, was stopped by a 20 cm-diameter steel pipe traced to a 2002 groundwater study. More Information

Terratec microtunneller bringing relief to Delhi

Delhi Jal Board DJB is laying a 59 km-long sewer along the Yamuna river at depths of 6-18 m on which a Terratec DN1600 microtunnelling system is already halfway through its allotted task. Read ... More Information

Time to celebrate

As 2013 draws to a close, what a pleasure it is to read about improving financial and employment statistics across the major economies! It has taken five years and a lot of pain to get to this ... More Information

Gotthard milestone

On 16.12.2013 Swiss federal councillor Doris Leuthard officially opened the pilot rail operation in the west tube of the Gotthard base tunnel. For the first time, a train travelled over the ... More Information

Blocked Bertha, the SR 99 TBM

Seattle Tunnel Partners (STP), WSDOT’s design-build tunnel contractor, have taken their first step toward resumption of progress of Bertha, the SR 99 tunnelling machine. More Information

Recordbreaking Ritchie Bros’ auction

More than 1,220 bidders from 72 countries registered to participate in the auction in Caorso, Italy on 10.12.2013: a record for the Italian branch. More Information

Eight Terratec TBMs in Delhi

Terratec has announced delivery of the final two TBMs of eight ordered for Delhi Metro Phase 3. More Information

Black River launch

Near the banks of the Black River in Ohio, a 7.0 m-diameter Robbins Double Shield TBM and continuous conveyor system are starting up. More Information

First blast in Wolf access

Excavation work by Swietelsky construction company has started on the access tunnel in Wolf, near Steinach, Austria with the first blast on December 4th, St. Barbara's Day. More Information

Morazzone breakthrough

Breakthrough of the east tube of the 2,167m Morazzone tunnel Pedemontana Lombarda was achieved on 04.12.2013 to complete the tunneling works. More Information

Pale breakthrough

On 04.12.2013 final breakthrough was achieved on the Pale tunnel (2,319 m - 2,045 m) in Scopoli, Foligno municipality on SS77 Val di Chienti in Italy. More Information

Bypass for Palermo railway

On 02.12.2013 details were released about the 5 km-long bypass Section B for the railway network in Palermo. More Information

MineARC picks up safety award

The international tunnelling award for safety initiative of the year was accepted in London by Thomas Horton of MineARC Systems for its emergency refuge chambers engineered for tunnels under construction. More Information

Aker sells TBM technology to CRTE

Aker Solutions has sold its German Aker Wirth tunnel-boring and shaft-boring technology to China Railway Tunneling Equipment Co. Ltd (CRTE). More Information

Huge Ritchie Bros. auction for Caorso

More than a hundred businesses have already supplied 1,020 heavy equipment items and trucks for Ritchie Bros’ final Caorso auction of 2013, to be held on Tuesday December 10, 2013. More Information

Robbins TBMs in Singapore

Downtown Line Stage 3 Contract 927 in Singapore involves the construction of two mainline tunnels by TBM, a breakdown siding tunnel by shotcrete lining, and the Bedok Reservoir station. More Information

Singapore expressway opens soon

The Land Transport Authority (LTA) will open the new Marina Coastal Expressway (MCE) from 09.00h on Sunday, 29.12.2013. The 5 km-long MCE, Singapore’s tenth expressway, More Information

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Tunnelling News

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

In pics: construction site of Chongming-Taicang tunnel

A smart assembling vehicle works at "Linghang" large diameter shield tunneling machine at the construction site of the Chongming-Taicang tunnel, part of the Shanghai-Chongqing-Chengdu ... More Information

IN PICTURES: Spectacular images of the removal of HS2's huge tunnelling machine

TBM Sushila was used to construct part of the Northolt Tunnel – an 8.4-mile tunnel ... construction/london-tunnels/progress-3/northolt-tunnel/tbm- ... More Information

Historic tunnels uncovered beneath Salisbury station during £5.3M upgrade project

Engineers from Network Rail and South Western Railway have uncovered a network of tunnels and rooms beneath Salisbury station during ongoing £5.3M upgrades to the station’s forecourt... More Information

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