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Safety of life in tunnels

Numerous full-scale fire tests have been carried out under the SOLIT project, which sets out to justify installation and integration of fixed firefighting systems into tunnels. The results are ... More Information

Haeny grouting systems

Switzerland-based Haeny is the trusted source for modern mixing and injection technology, supplying state-of-the-art mixers, agitators, grout pumps, grout plants and recording systems to clients ... More Information

Spring in Croatia

Symposium on Zagreb Underground takes place March 27-28th in Zagreb, Croatia sponsored by ITA. More from www.zagrebtunnel2014.com. 12/14. More Information

WTC Brazil 2014

WTC 2014 takes place this year in Iguacu, Brazil from May 9th to 15th, 2014 . A total of 129 lectures will be presented orally and probably the same number as poster. During the opening ceremony the ... More Information

Celebrating 50 years - Chemgrout

Celebrating 50 years, ChemGrout continues to manufacture the world’s largest selection of grouting equipment. Starting in 1963 as a grouting contractor providing cement and chemical ... More Information

Robbins EPB Pushes the Limits in Beijing

A Robbins 6.15 m-diameter EPB machine completed an impressive run on 13.01.2014 in China’s capital. In only three months, the machine for contractor China Railway Engineering Corporation ... More Information

The first day of the ISTSS in Marseille completed

Completed the first day of the ISTSS in Marseille with 225 participants from 27 different countries. During the symposium almost 60 presentations, selected among the over 100 received by a ... More Information

FAMA for gasket innovation

Italian company FAMA is known for innovation in the development, production, marketing and sales of rubber gaskets for tunnel lining segments. With a reputation for full site support and ... More Information

ExpoTunnel second edition for Bologna

ExpoTunnel, the Italian exhibition for tunnelling, drilling, mining and underground construction and research, takes place in Bologna 23-25th October, 2014. Register before end-March for discounted ... More Information

Waterview connection update

The 2,200-t TBM, named Alice and launched at the end of November 2013, will build twin 2.4 km-long tunnels, both 13.1m-diameter, to connect Auckland’s Southwestern (SH20) and Northwestern ... More Information

CBE segments for US and France

Manufacturer CBE Group of St Avertin, France has won the segment mould contracts for both Anacostia River Project in Washington DC and the subway extension in Rennes, France. Read the press ... More Information

iPS wins Doha contract

International recruitment agency iPS has been awarded the contract to supply specialist personnel for the Red Line South of Doha metro construction. Read the press release below and visit ... More Information

Site vacancies

International recruitment specialist iPS has vacancies at one of its tunnelling sites in Norway for hydraulic and mechanical fitters, electrician, shotcrete operator, and miner. For more ... More Information

Systemair at ISTSS

Systemair, a leader in manufacturing and sales of ventilation systems with facilities in more than 40 countries, has been operating for years in the field of infrastructure ventilation. Systemair ... More Information

Acimex website relaunch

World leader in vacuum handling technology Acimex of St Avertin, France has relaunched its website www.acimex.net showing the company’s current range of products and applications. Read the ... More Information

Arcisate-Stabio restart

On 19.02.21014 an agreement was signed between RFI and Ics Grandi lavori, in the presence of the Regional Infrastructure and Mobility minister Maurizio Del Tenno. The agreement provides for the ... More Information

Supplier guide for Fehmarnbelt fixed link

Femern A/S has produced a guide that sets out specific tasks suited to subcontractors on the tunnel construction. The guide provides small and medium-sized enterprises with an overview of their ... More Information

Robbins TBM records in Mumbai

On 21.01.2014 a Robbins Main Beam TBM completed the 8.3 km-long Mumbai Water Tunnel, more than 100 m below ground. The tunnel is one of the longest and deepest water supply tunnels in Asia. The 6.25 ... More Information

Two heavy equipment online auctions

Australia-based Global Equipment Solutions is holding two online auctions of: surface and underground mining and civil construction equipment; and surplus heavy mining equipment. For details of lots ... More Information

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

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Tunnelling News

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

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels. The new road will pass through Georgia along a trade route ... More Information

Buca Metro Tunnel Excavations Reached 50 Percent Level

Important progress is being made in the construction of the line, where four tunnel boring machines (TBMs), each 100 meters long, 7 meters wide and ... More Information

'Very promising' narrow-reef boring technology nearing rollout stage

A novel tunnel boring machine (TBM) will open up Bokoni's narrow tabular dipping PGM orebody to allow narrow-reef boring to take place, so that ... More Information

A vast undersea tunnel is being built

The 7.4 billion-euro ($7.7 billion) project is a huge undertaking, in every sense. Each section of the tunnel is colossal. These concrete structures ... More Information

National Grid gets planning permission for Grain to Tilbury upgrade with new Thames tunnel

National Grid has secured full planning approval for the Grain to Tilbury project, which includes a new power tunnel under the River Thames... More Information

Right track tunnel of Huangjialing Tunnel in NW China's Gansu drilled through

A staff member works on the construction site of the right track tunnel of the Huangjialing Tunnel in Linxia Hui Autonomous Prefecture, northwest ... More Information

Shetland Islands tunnels plan takes 'huge step forward' with sonar investigations

This phase will further inform the project's development and feasibility. The tunnel project, seen by locals as pivotal for improving ... More Information

Construction of the Tarande tunnel begins next week

On March 17th, in Vilnius district Construction of a tunnel and other related infrastructure will begin at Taranda and Bukiškis. This project aims ... More Information

Delhi Metro's Golden Line achieves major tunnel breakthrough;

The construction of Delhi Metro's Golden Line achieved a major milestone on Thursday as the Tunnel Boring Machine (TBM) broke through at the ... More Information

RiverRenew Tunnel Project Nearing Completion

The RiverRenew Tunnel System Project, the largest infrastructure investment in Alexandria's history, is nearing completion. More Information

Sydney Metro West tunnels enter final stretch after big breakthrough

Two tunnel boring machines (TBMs) constructing the huge Sydney Metro West tunnels have made a smashing entrance 24 metres below the surface. More Information

Chennai Metro Rail launches first tunnel boring machine for underground tunnelling in Kolathur

Corridor 5 begins at Madhavaram Milk Colony and connects through Koyambedu, Porur, Alandur and other residential/commercial areas of the city to ... More Information

Element Six, Master Drilling Announce Tunnel Development Partnership

Element Six and Master Drilling will deliver a diamond-enabled solution designed to increase tunneling development speed, reducing costs and minimize the environmental impact of tunnel ... More Information

Gateway Project Tunnel Connecting NY and NJ Moves Forward

Five Gateway contracts have been awarded so far, including one on Predergast's first day for construction on the Manhattan side of the tunnel... More Information

HSR Xi'an – Yan'an: Completion of All Tunnels in the Project

The HSR Xi'an – Yan'an has completed the excavation of all tunnels, including the Tongchuan Tunnel. This is a key milestone in the construction ... More Information

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