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Last chance for ExpoTunnel deal

Last chance for ExpoTunnel deal

ExpoTunnel, scheduled for Bologna, Italy from October 17-20th, 2013 is offering favourable reservation rates until end-February on all applications received by end of business on that day More Information

Strabag and Rio Tinto in partnership

Global mining company Rio Tinto, in cooperation with TBM manufacturers, recently developed two new tunnel boring systems (TBS) and one shaft boring system (SBS). More Information

Breakthrough at El Alto hydro

Breakthrough at El Alto hydro

The main underground structures on the new El Alto hydropower plant in Chiriqui province of Panama, in the district of Renacimiento near the Costa Rica border, More Information

Tunnel fitter required

International personnel recruitment agency iPS is seeking a fitter with general knowledge of the mechanical equipment used in tunnels. More Information

CP Technology for formworks

CP Technology for formworks

Milan-based CP Technology manufactures tunnel formwork, prefabrication forms, straddle carriers, and specialized structures and equipment. More Information

Robbins Slurry TBM emerges at Zhanjiang Bay

Robbins Slurry TBM emerges at Zhanjiang Bay

After advancing up to 392 m/month, the 6.26 m-diameter Robbins Slurry TBM broke through at the end of 2012 in China’s southern-most city. More Information

ITA COSUF Award 2013

The ITA COSUF Award is granted annually to a student, young professional or researcher, less than 35 years old, who has recently completed an outstanding research work in theory and/or practice in the area of operational safety More Information

EasyClick Impredowel at Viatec

EasyClick Impredowel at Viatec

Impreservice Srl is exhibiting at Viatec in Bolzano this week 21-23 February at stand B09/26, sector AB. Samples of tunnelling accessories including connection systems, bolts and guiding rod will be on show, together with the new Impreservice patented connection system EasyClick Impredowel. More Information

Ritchie Bros auction in Italy

Ritchie Bros auction in Italy

At a large industrial equipment auction to be conducted by Ritchie Bros. Auctioneers in Caorso (PC) on 07.03.2013, a selection of more than 600 items and trucks will be sold. More Information

2013 RETC for Washington, DC

2013 RETC for Washington, DC

The 2013 Rapid Excavation & Tunneling conference and exhibition takes place June 23-26th at Marriott Wardman Park, Washington, DC. The exhibition is almost a sell-out, with more than 150 companies having booked space at this prestigious event. More Information

Acceptance test for Aurelia TBM

Acceptance test for Aurelia TBM

The 13.64 m-diameter TBM that will drive the 5.1 km-long new Aurelia bis road section from Albisola Superiore to Savona (Torrente Letimbro) in Italy is being erected in Germany for acceptance test and commissioning in mid-February. More Information

Low exhibition rates for Expotunnel

Low exhibition rates for Expotunnel

Book your exhibition space at Expotunnel in Bologna prior to 28th February, 2013 and get favourable rates! The prestigious underground technologies show takes place 17th to 20th October at Bologna Fiere More Information

CIFA and Zoomlion at Bauma 2013

CIFA and Zoomlion at Bauma 2013

Several new machines will be presented by CIFA and Zoomlion at Bauma 2013, taking place in Munich, Germany on 15th-21st April 2013. The companies are exhibiting at stand F9 905/2 in the eastern area. More Information

Robbins in Australia

Robbins in Australia

With the new office opened in Brisbane, Robbins is providing coverage for Australia, New Guinea, New Zealand, and Indonesia. It will also provide regional support for two new Robbins projects in Australia, both for use in mine development tunnels. More Information

Burnley tunnel crash findings

On 30.01.2013 the Coroners Court in Australia handed down its findings into the Burnley Tunnel deaths arising from the 2007 truck crash, fire and explosions. More Information

Fire prevention circular

The Italian Ministry of Interior and the Ministry of Infrastructure and Transport has issued circular no. 1 DIP.VVF dated 29.01.2013 which provides managers of tunnels with explanations More Information

West Metro progress

West Metro progress

The 13.9 km-long western Metro extension linking Espoo to Helsinki, will add seven new stations, located at Matinkyla, Urheilupuisto, Tapiola, Otaniemi, Keilaniemi, Koivusaari and Lauttasaari. In More Information

Final design approved by LTF

On 31.01.2013, the final design of the new Turin-Lyon high-speed railway cross-border section, approved by LTF (Lyon Turin Ferroviaire), was presented. More Information

Normet acquires Dynamic Rock Support

Normet acquires Dynamic Rock Support

Normet, with its purchase of DRS, can now offer the new generation energy-absorbent D-bolt system alongside its sprayed concrete, grouting and injection products through its international network More Information

Excavation completed on Fv 714

Construction work on three road tunnels for Fv 714 Mjones-Valslag, awarded to Kruse Smith, started in October, 2011. The job was completed on 08.01.2013 by breakthrough in the 2,601 m-long Valslag tunnel. More Information

New video from Bonar

Bonar has launched a new online video resource describing their products and the way in which they can be best used. The focus is on Adfil construction fibres, which are increasingly replacing More Information

China Tunnel Summit agenda

The agenda for the 7th China Tunnel Summit to be held in Wuxi on 7-8th March, 2013 has been published, along with the list of confirmed speakers. More Information

IPS celebrates quarter century

IPS celebrates quarter century

International recruitment agency iPS, who specialize in providing personnel to the tunnelling industry, are celebrating 25 years in the business. More Information

Semmering base tunnel preparation

Work is underway on access ramps to the portal sites of the new Semmering base tunnel in Austria. More Information

Call of papers for SIG Congress during Expotunnel

Call of papers for SIG Congress during Expotunnel

The Italian Tunnelling Society has organized the international congress Tunnelling and Underground Space in Europe Development to take place during ExpoTunnel, More Information

Senior management vacancies

International recruitment agency iPS is seeking qualified and experienced managers to fill vacancies More Information

Toronto-York Spadina update

Toronto-York Spadina update

The four Caterpillar TBMs working for the Toronto-York Spadina Subway Extension bore an average of 15 m/day. Holey and Moley are building all of the tunnels south of Finch West Station, the southern tunnels, while Yorkie and Torkie are building all of the tunnels north of Finch West Station, or the northern tunnels. More Information

Callosa de Segura starts

Callosa de Segura starts

On 29.11.2012 excavation commenced from the southern adit of the 2,050 m Callosa de Segura railway tunnel, located on the 9.8 km San Isidro-Orihuela section of the Madrid-Castilla More Information

Viatec and Brenner Congress

Viatec, the road construction and infrastructure maintenance international show, will be held in Bolzano February 21-23, 2013. More Information

High speed rail in Italy

The European Union will provide combined support of EUR10 million from the TEN-T Programme for two key rail infrastructure projects in the northern Italian region of Lombardy. More Information

ImpreService for casting accessories

ImpreService for casting accessories

Italy-based company ImpreService is committed to the design and manufacture of accessories for precast concrete segments for tunnels. More Information

Representation opportunity with Emcor

Spanish manufacturer Emcor has 30 years history in the production and supply of underground roof support equipment, including the successful Expanbol friction bolt. More Information

Important start on Cerdedelo-Prado

Towards end-November, 2012 NATM excavation started on the 52 sq m left hand tube of Cerdedelo-Prado railway tunnel on the Madrid-Galicia high speed line. More Information

Koralm tunnel TBMs start

Koralm tunnel TBMs start

Two 9.93 m-diameter Aker Wirth TBMs have started construction of the 18 km-long central section (lot KAT 2) of the 32.5 km Koralm high-speed railway tunnel between Graz and Klagenfurt. More Information

Welcome to CBE newsletter number 6

The latest CBE newsletter focuses on innovation in practice, with products such as the anchored gasket being used for segments on the Lee tunnel in London and the Blue Plains sewer project in ... More Information

NFM EPB for Bucharest metro

NFM Technologies has recently added the supply of another TBM to the entrepreneur Astaldi to its list of orders. More Information

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