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VMT – North West Sydney Metro

 VMT  – North West Sydney Metro

With an ever-increasing population the northwest district of Sydney is currently believed to be the region with the highest car ownership density per household in Australia. It is expected that over ... More Information

Red Line Light Rail in Tel Aviv

The Red Line in Tel Aviv is part of the Gush Dan Light Rail. The Gush Dan is a metropolitan area including areas from both the Tel Aviv and the Central Districts of Israel. The Red Line light rail ... More Information

TERRATEC Double Shield TBM passes midpoint in Laos

TERRATEC Double Shield TBM passes midpoint in Laos

Early July saw the TERRATEC Double Shield TBM passing the mid-way point of the 11.5km long tunnel for the Xe-Pian Xe-Namnoy Hydropower Project in Laos. After its assembly and sliding through the ... More Information

Lake Mead Intake No. 3 to receive Tunnel Achievement Award at 9th Annual Breakthroughs in Tunneling Short Course

Lake Mead Intake No. 3 to receive Tunnel Achievement Award at 9th Annual Breakthroughs in Tunneling Short Course

The Lake Mead Intake No. 3 project has been selected as the winner of the 2016 Tunnel Achievement Award for Project Excellence. The award is presented annually at the Breakthroughs in Tunneling ... More Information

Three-level tunnel under Bosphorus Strait

Three-level tunnel under Bosphorus Strait

Transport, Maritime Affairs and Communications Minister Ahmet Arslan announced the preliminary qualification process, for technical and financial offers regarding the research bid for a three-level ... More Information

Work commences on India's longest rail tunnel

Work commences on India's longest rail tunnel

On 30.07.2016 the  Union Railway Minister Suresh Prabhakar Prabhu laid the first foundation for the Imphal Railway Station at Yurembam Awang Leikai. This is located 13km southwest of Imphal ... More Information

tunnelbuilder welcomes Eternal Metal!

tunnelbuilder welcomes Eternal Metal!

Tunnelbuilder would like to welcome Eternal Metal as the latest advertiser on our websites. Eternal Metal are builders of products for the tunnelling and mining industries, their main products ... More Information

Latest Dätwyler newsletter now available

Latest Dätwyler newsletter now available

For the latest information from Dätwyler please read their newsletter or you can visit their website http://www.datwyler.com/en/home/ .30/16. More Information

Agenda set for 9th Annual Tunnelling Short Course

Agenda set for 9th Annual Tunnelling Short Course

The agenda has been set for the 9th Annual Tunneling Short Course, course organizers announced. The Tunnelling Short Course – titled “Breakthroughs in tunnelling” – is being ... More Information

Chenani-Nashri tunnel will open in August

Constructed at a cost of Rs 2,519 crore, the Chenani-Nashri tunnel on Jammu-Srinagar National Highway is to be inaugurated by Prime Minister Narendra Modi in August. When the tunnel is fully open ... More Information

Lyon-Turin TBM Federica launched

Lyon-Turin  TBM Federica launched

On 21.07.2016 French Prime Minister, Manuel Valls, launched the  NFM, TBM named Federica, at Saint Martin la Porte. The 2400 t TBM will drive a 9 km survey tunnel towards ... More Information

Revised proposals for the construction of Parallel Thimble Shoal Tunnel submitted

Revised proposals for the construction of Parallel Thimble Shoal Tunnel submitted

On the 15.07.2016 the Chesapeake Bay Bridge and Tunnel Commission announced that the revised technical proposals were submitted from all three teams in the competitive procurement to construct a new ... More Information

BTS 2016 - registration now open

BTS 2016 - registration now open

Be part of the UK's largest tunnelling and excavation event - Registration is now open for the 2016 British Tunnelling Society exhibition, which returns to the prestigious QEII Conference Centre in ... More Information

16th International Water Mist Conference Programme is out now

16th International Water Mist Conference Programme is out now

This year’s International Water Mist Conference will take place in Vienna, Austria on the 21st and 22nd of September 2016. The venue will be the Arcotel Wimberger Wien. As of today, the ... More Information

First breakthrough of Norway’s longest tunnel

First breakthrough of Norway’s longest tunnel

On 07.06.2016 at 16:00 the construction company Società Italiana per Condotte d'Acqua, Jernbaneverket and Amberg Technolgies celebrated the first breakthrough of a 20 km tunnel which is one ... More Information

Isarco River construction update

Isarco River construction update

On the 12.07.2016 the groundbreaking ceremony was held for the main works for the Isarco River Underpass construction lot. This is at the southernmost part of the Brenner Base Tunnel just before the ... More Information

Green light for the Ringerike Line and the E16

Green light for the Ringerike Line and the E16

The Norwegian Government has asked Jernbaneverket and the Norwegian Public Roads Administration to start planning the Ringerike Line and the new four-lane motorway on the E16 from Hogkastet across ... More Information

Terratec securing new orders throughout 2016 and 2017

Terratec securing new orders throughout 2016 and 2017

In the first half of this year, TERRATEC has secured orders for the supply of 7 TBMs around the globe. In Turkey the joint venture formed by Turkish Companies Senbay, Kolin and Kalyon has ordered 2 ... More Information

Northgate Link extension complete

Northgate Link extension complete

On the 14.06.2016 tunneling contractor JCM re-launched TBM1 from the U District Station site to the University of Washington Station. The TBM has been refurbished after finishing the northbound ... More Information

Klokova Tunnel Breakthrough

Klokova Tunnel Breakthrough

On the 23.06.2016 the right tube of the twin tubed Klokova tunnel (2.9 km) broke through on the Ionia Odos A5 motorway. The new motorway tunnel has been built by using explosives and 2 hydraulic ... More Information

Environment Effects Statement process for Melbourne Metro

Melbourne Metro Rail Authority (MMRA) has received authorisation from the Minister for Planning to exhibit the Environment Effects Statement (EES) for public review. The Metro Tunnel EES and draft ... More Information

SR99 update

SR99 update

On 23.06.2016 Seattle Tunnel Partners (STP) with the SR 99 TBM Bertha, reached 940 m or one-third of the total bored tunnel length. So far they have installed 466 concrete tunnel rings. STP ... More Information

Expotunnel in Bologna

Expotunnel in Bologna

Expotunnel will be held in Bologna, Italy from the 19th until the 21st of October 2016. Expotunnel will dedicate one day of its international conference and program to the Gotthard Base Tunnel. The ... More Information

Helsinki-Tallinn tunnel

Helsinki-Tallinn tunnel

The Helsinki-Uusimaa Regional Council together with its partners, the Harju County Government, the cities of Helsinki and Tallinn, the Estonian Ministry of Economic Affairs & Communications and ... More Information

Robbins - Joe Lechner

Robbins - Joe Lechner

The Robbins Company announced the appointment of Joe Lechner to the role of Small Boring Unit (SBU) Sales Manager. With over 18 years of industry experience, the role is a natural career progression ... More Information

Agua Negra Tunnel project

The Minister of Public Works, Alberto Undurraga, announced today that the bidding process will commence within the next two months for the 13.9 km binational Agua Negra tunnel in the ... More Information

South tube of the Ejpovice Tunnel complete

South tube of the Ejpovice Tunnel complete

On 11.06.2016,  following more than 1.5 years of underground work, the TBM Victoria, 1800 ton in weight, 115 m long and with a 10m diameter officially breakthrough on the south tube of the ... More Information

Robbins achieves another breakthrough in Bangalore

Robbins achieves another breakthrough in Bangalore

On June 8, 2016, one of two 6.4 m (21.0 ft) diameter mixed-face EPB machines broke through at Namma Metro. After being launched in March 2015, the TBM named Kaveri made its way through its difficult ... More Information

Chennai Metro tunneling update

Chennai Metro tunneling update

On the 01.06.2016 the Indian Union Cabinet approved the 9.05 km extension of Corridor-1 of the Chennai Metro Rail Project Phase-I from Washermanpet to Wimconagar (Lot UAA08).  The 2.4 km ... More Information

WTC 2017 - call for abstracts deadline extended

The Norwegian Tunnelling Society (NFF) announced that the Call for Abstracts for WTC 2017 has been extended until the 01.07.2016.  Abstracts for WTC2017 are welcome on the following ... More Information

Cross River Rail - Brisbane

Cross River Rail - Brisbane

Cross River Rail in Brisbane is the Queensland Government’s highest priority infrastructure project. It is required to support the region’s growing urban population. With the population ... More Information

Ottawa’s LRT tunnel

Ottawa’s LRT tunnel

Rideau Transit Group, which is building the phase 1 of Ottawa’s light rail transit (LRT), called the Confederation Line, is coordinating the repair work for a 300-m stretch of the LRT tunnel ... More Information

SoilFreeze - Ground freezing for excavations

SoilFreeze - Ground freezing for excavations

SoilFreeze is the only U.S. construction company specializing exclusively in ground freezing services for construction and related industries. The company provides structural shoring, ... More Information

FCC concludes tunnelling work on Riyadh Metro Green Line

FCC concludes tunnelling work on Riyadh Metro Green Line

Madrid, 10 June 2016. The FAST consortium, headed by FCC, has completed tunnelling work on Riyadh Metro line 5 (Green line). The announcement was made at an event held in the Saudi capital that was ... More Information

New recruitment company tunneljobs.com launches

New recruitment company tunneljobs.com launches

Tunneljobs.com is a new company created specifically for the tunnelling industry by tunnelling professionals. It has been kept simple and easy to use and there is a team of people at tunneljobs to ... More Information

Expansion of the northern Zurich bypass begins

On 06.06.2016 in Regensdorf the main works for the expansion of the 10 km northern Zurich bypass began. The bypass, which has been open to traffic since 1985 with two lanes in both directions, runs ... More Information

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