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Downtown Bellevue tunnelling update

Downtown Bellevue tunnelling update

Excavation of the downtown Bellevue light rail tunnel began in February 2017 and construction crews have been working 24 hours a day, 7 days a week on tunnel construction ever since. Sound Transit ... More Information

tunnelbuilder - gives global reach for even the smallest of tunnelling companies

tunnelbuilder -  gives global reach for even the smallest of tunnelling companies

tunnelbuilder opens the doors to all tunnelling companies, putting their products in front of thousands of qualified readers. All advertisers, large and small, have one thing in common – the ... More Information

CREG Gripper TBMs First Breakthrough in Lebanon

CREG Gripper TBMs First Breakthrough in Lebanon

On 5th  May 2017, CREG’s 3.5m diameter gripper TBM LEA made its first breakthrough of its Tunnel Drive 3 as part of the Greater Beirut Water Supply Project. A celebration was held in ... More Information

Tunnelbuilder welcomes SWEDFAN

Tunnelbuilder welcomes SWEDFAN

Tunnelbuilder welcomes SWEDFAN as a new advertiser .SWEDFAN undertake the design, calculations, manufacturing and supply of complete underground ventilation systems with heavy-duty high pressure ... More Information

Robbins Special Edition Newsletter

Robbins Special Edition Newsletter

Check out Robbins Special Edition Newsletter from The Robbins Company so you can catch up on all that they have been doing lately ! For all the latest information please click on this link ... More Information

Tunneljobs needs you!

Tunneljobs needs you!

Tunneljobs is recruiting for a major tunnelling contract in the United Kingdom. So if you are looking for work currently or within the next 2 months please either send your current resume to the ... More Information

California High-Speed Rail at RETC

California High-Speed Rail at RETC

California High-Speed Rail will make a stop at the Rapid Excavation and Tunneling Conference (RETC) in San Diego, California, June 4 – 7. Featuring 100 technical sessions, short courses and ... More Information

Terratec - Extreme articulation for Bangkok flood prevention

Terratec - Extreme articulation for Bangkok flood prevention

TERRATEC Tight Radius Shields (TRS) facilitate a challenging curved alignment on a major new drainage tunnel project for the Bangkok Metropolitan Administration (BMA) .   In April 2017, ... More Information

Athens’ Line 3 Extension from Haidari to Piraeus

Athens’ Line 3 Extension from Haidari to Piraeus

On 22.03.2017 a TBM broke through at Maniatika Station on the Athens Line 3 extension to Piraeus.  By the end of March 67% of the tunnel had been completed  which equates to 50% of the ... More Information

Hopper of Almohades

Hopper of Almohades

Preparation work for a hopper for Almohades in Casablancabegan at the beginning of 2017 has now finished. This will allow for tunnelling works to start shortly. In July 2016 the turkish company ... More Information

Thessaloniki Metro - Completed

On 05.04.17 the TBM Aktor broke through at Analipsi station after opening the second of the twin 7.8km main shafts which are part of of the Thessaloniki Metropolitan Railway. The breakthrough ... More Information

ISTSS call for paper is open - Submit prior to May 5th

The Call for Papers for the 8th International Symposium on Tunnel Safety and Security (ISTSS 2018) is open. The symposium will be held at the Textile ... More Information

RETC early registration

RETC early registration

Early registration ends May 7 for the Rapid Excavation and Tunneling Conference (RETC), June 4 – 7, 2017 in San Diego. RETC 2017 is heating up in San Diego, California with tunneling ... More Information

Robbins TBM Takes on Eighth Bore for Galerie des Janots Project

Robbins TBM Takes on Eighth Bore for Galerie des Janots Project

A Robbins TBM, recently christened “Augustine”, is being commissioned to undertake its eighth bore after being launched by contractor Eiffage Civil Engineering on March 3. The TBM, ... More Information

Normet to form a joint venture in China

Normet to form a joint venture in China

Normet Group and JCHX Mining Management Co Ltd have signed an agreement to form a joint venture to manufacture and sell underground mining equipment in the Chinese market. The joint venture will ... More Information

The Kuala Lumpur-Singapore HSR

The Kuala Lumpur-Singapore HSR

The Kuala Lumpur-Singapore High Speed Rail (HSR) is a strategic project between the Governments of Malaysia and Singapore that aims to facilitate seamless travel between the two capital cities. The ... More Information

Casablanca Sewer update

Casablanca Sewer update

On 06.02.2017 the Turkish group Makyol completed the excavation of a 5.2km sewer tunnel. The tunnel was driven by a TBM EPB (diameter 6.5 m, lenght 87 m) and is part of the Super West Collector ... More Information

West Gate Tunnel project update

The Joint venture between Cimic a subsidiary of CPB Contractors and John Holland has been named as the preferred contractor for the West Gate Tunnel project in Melbourne, Australia. The joint ... More Information

PPS - Machine Guidance Update

PPS - Machine Guidance Update

PPS is looking forward to make 2017 a year of innovation in the PPS product lines. A new generation of pipejacking and micro-tunneling systems will be introduced and classical PPS guidance systems ... More Information

ITA-COSUF workshop at WTC 2017

New threats like terrorist acts in tunnels and cyber-attacks to control systems could severely influence public life. Within a workshop on “New Security Challenges for Design and ... More Information

Amberg newsletter

To view Amberg technologies latest newsletter please click here.15/17. More Information

Lower Thames Crossing - update

Lower Thames Crossing - update

The preferred route for the new Lower Thames Crossing between Tilbury in Essex and Gravesend in Kent has been announced. The new two-mile road tunnel will create a link between the A2 and the M25 ... More Information

Harriet's final breakthrough at Leimert Park Station

Harriet's final breakthrough at Leimert Park Station

On 06.04.2017 the TBM Harriet arrived at the Leimert Park Station completing the second tunnel of the underground section of the Crenshaw/LAX Line in  Los Angeles. The TBM began its work on ... More Information

ITA AITES video

The ITA video of Tunnelling Works over the world (updated) has been released on youtube please view it here https://www.youtube.com/watch?v=XzY0QuF4gkM&feature=youtu.be .14/17. More Information

STUVA 2017 update and latest newsletter

STUVA-Expo 2017 – multiple communication options for exhibitors available Improving the efficiency of communication for our exhibitors is currently the focus of the organizing team of ... More Information

ATS 2017 Call for Abstracts Extended

The call for Abstracts for 16th Australasian Tunnelling Conference  has been extended to Monday the 10th of April. Submit in one of the following categories:   1. Urban Planning, ... More Information

Metro Tunnel Project – end of geotechnical investigations

The major phase of geotechnical investigations to inform tunnel and station designs for the Metro Tunnel Project is now complete. Over the past two years more than 270 boreholes have been drilled ... More Information

Follo Line - Update

Follo Line - Update

Acciona Construction has completed the first of the 45 galleries connecting the two railway tunnels of the Follo Line project in Norway. These service galleries will be essential for carrying out ... More Information

Muck removal is key!

Muck removal is key!

The Robbins Company holds nearly 90% of world records for TBMs, and behind two thirds of those TBMs are continuous  conveyor systems for rapid muck removal. Whether hard rock or soft ground, ... More Information

RETC

RETC

The Rapid Excavation and Tunnel Conference (RETC) will be held in San Diego, California June 4-7, featuring 100 technical sessions, short courses and more. Covering topics from contracting to ... More Information

Seli Overseas breaks through in Laos

Seli Overseas breaks through in Laos

On March 18th 2017 SELI Overseas completed the 11,4 km long headrace tunnel at the Xe-Pian Xe-Namnoy Hydro Power Plant, in southern Laos, using a 5.84 m diameter Double Shield TBM built by TERRATEC ... More Information

MMRC fabricates first tunnel ring for Metro-3

MMRC fabricates first tunnel ring for Metro-3

On 07.03.2017 Mumbai Metro Rail Corporation (MMRC) fabricated the first tunnel ring for the 33.5 km Colaba-Bandra-SEEPZ Metro-3 corridor project at the Wadala casting yard. About 40,000 segment ... More Information

RETC scholarships available

Are you a college student interested in attending the Rapid Excavation and Tunneling Conference (RETC)? If you answered yes, scholarships are now available through April 12. If you are looking to ... More Information

U5 tunnel - Breakthrough at the Brandenburger Tor station

U5 tunnel - Breakthrough at the Brandenburger Tor station

On the 22.03.2017, Implenia broke through on a section of the U-Bahn in central Berlin having reached the  Brandenburger Tor station from the new U5 tunnel built. The new tunnel connects the ... More Information

Performance Under Pressure: Robbins EPBs

Performance Under Pressure: Robbins EPBs

On April 12, 2017 (Time: 7am PDT / 10am EDT / 2pm GMT ) there will be a complimentary 60-minute webinar, held by Robbins Engineering Manager Brad Grothen and Robbins Chief EPB Engineer Shinichi ... More Information

Call for Abstracts - Workshop on Concrete Spalling due to Fire Exposure

Call for Abstracts - Workshop on Concrete Spalling due to Fire Exposure

We are pleased to send this Call for Abstracts for the 5th International Workshop on Concrete Spalling due to Fire Exposure, 12 - 13 October 2017, in Borås, Sweden. Controlling the ... More Information

Tunnelling News

10 longest tunnels in the world that reshaped global transportation

Modern tunnel construction involves sophisticated techniques, including tunnel boring machines and advanced geological surveying. The project ... More Information

Čučković: Construction of the tunnel boring machine for the Belgrade Metro in final phase

It is a good thing that we, for example, acquired these tunnel boring machines at a lower price than other countries... More Information

Serbia plans to borrow 2.5 billion EUR in 2026 for the construction of the Belgrade metro

It is also stated that two TBMs (tunnel boring machines), the so-called moles, have already been ordered and are expected to be delivered to ... More Information

VSM starts operation at Tilbury

The pioneering Vertical Shaft Sinking Machine (VSM) from Herrenknecht, named “Verena”, after Verena Holmes, a pioneering British mechanical ... More Information

Metrolinx reveals names of Ontario Line tunnel boring machines

Following a contest, Metrolinx has officially named its two massive tunnel boring machines Libby and Corkie... More Information

Montreal blue line metro tunnel boring machine has arrived, time to dig

It's basically building the backbone of the blue line extension,” said project chief Maha Clour, pointing out that crews have reached the bottom of ... More Information

Norway Unveils The World's Longest Road Tunnel In A Majestic Engineering Marvel

The construction cost broke down to about 38,000 NOK (roughly £3,500) per meter, an impressive figure considering the complexity and scale of the ... More Information

Sydney Metro West construction captured on video ahead of 2032 opening

Two giant tunnel boring machines have made their way through the deepest section of Darling Harbour as part of works on the new Metro West. More Information

Bengaluru's ₹18,000-crore tunnel road project inches closer as four major firms submit bids

Four firms bid for Bengaluru's ₹18000 crore tunnel project linking Hebbal to Silk Board, expected to ease city traffic by 2029 under a 34-year ... More Information

Webuild advances Rocchetta Tunnel excavation

Upcoming construction milestones. Webuild is preparing for the next major phase on the Apice–Hirpinia section: the launch of the reinforced concrete ... More Information

MMRDA plans 70-km underground tunnel road network across Mumbai

The project, being prepared in phases, will enhance multi-level connectivity and ease commuting. By KAILASH BABAR · Google preferences in ET Follow us ... More Information

Kathmandu-Tarai Expressway achieves 43.3% progress

The total length of the seven tunnels under the project is 10.979 km. ... Construction progress for the Chandram Bhir tunnel. (2,250 metres) has ... More Information

MMRDA plans 70-km underground tunnel road network across Mumbai

The project, being prepared in phases, will enhance multi-level connectivity and ease commuting. By KAILASH BABAR · Google preferences in ET Follow us ... More Information

Hong Kong: Robotics And AI Enhance Tunnel Construction

It is leveraging artificial intelligence (AI), robotics and automation to advance the Trunk Road T2 and Cha Kwo Ling Tunnel project. These ... More Information

Single-Bore Tunnel Method Chosen for BART Silicon Valley Phase II

This decision allows VTA to advance project design towards 60%, stay on a critical path to tunnel construction and meet the projected revenue service ... More Information

Boring Co. begins 'controlled blasting' for Nashville tunnel at TN capitol

The Boring Co. has started excavation work at a state-owned parking lot on Rose Parks Boulevard for the Music City Loop project Wednesday, Aug. 13, ... More Information

TBM arrives in Montreal for delayed metro extension project

A custom-built tunnel boring machine (TBM) has arrived in Canada for use on a 6km extension of the Montreal Metro... More Information

Spain Confirms Feasibility of €8.5 Billion Morocco-Europe Tunnel

The study was conducted by German company Herrenknecht, the world leader in tunnel boring machines, at the request of the Spanish government's ... More Information

TxDOT spends $748M to burrow bus-size tunnels under Central Austin

The first tunnel boring machine will be deployed near ... Industry experts say tunnel boring machines typically advance about 50 feet per day. More Information

6 TBMs on Duty on the 27-Kilometer Line in Körfezray

Two of the six Tunnel Boring Machines (TBMs) that will serve in the first 27-kilometer phase are actively excavating tunnels, while the ... More Information

Construction on HS2's Euston tunnel will start 'fairly soon', says rail minister

Construction on the HS2 tunnel from Old Oak Common station to Euston station will start “fairly soon”, the rail minister has said... More Information

Blue Line Extension TBM Arrives at Port of Montreal

Railway Track and Structures Construction site of the future Vertières station (Pie-IX) in June 2025. Caption and photo courtesy of STM. MONTREAL - The tunnel boring machine (TBM) ... More Information

Tunnel break through milestone for Mt Messenger Bypass project

A 110 tonne excavating machine, called Hinetūparimaunga, has broken through at the northern end of the project's 235 metre-long tunnel ... More Information

$3.9 billion tunnel and bridge link for VA

Costing around $3.9 billion, the Hampton Roads Bridge-Tunnel (HRBT) upgrade Expansion project for Virginia will improve traffic flow for a key ... More Information

Extended North Tunnel Flood Mitigation Project Receives $18.2 Million in State Funding

The funding advanced by the board includes a $17.2 million loan and $1 million grant for the construction of the mile-long tunnel, which will divert ... More Information

Gateway Project faces new uncertainty amid government shutdown

Federal funding for the $16B Hudson Tunnel Project, aka Gateway, has been paused during the government shutdown, sparking political backlash. More Information

Tunnel Boring Machine Emily Passes Key Factory Test for DC Water Potomac River Tunnel Project

Tunnel boring machine (TBM), Emily. This test confirms that Emily is ready to begin excavating the southern leg of the Potomac River Tunnel — a ... More Information

Sydney Metro West achieves world-first in tunnelling technology

Sydney Metro West has achieved a world-first in tunnel construction with a Lining Erector Machine (LEM) successfully being used to line the mined ... More Information

Gateway construction continues despite Trump's claim of termination

Tutor Perini, the general contractor on the Manhattan Tunnel Project, confirmed construction activity is currently continuing as planned... More Information

Tunnelling complete for Annacis water supply project

Metro Vancouver has completed the tunnelling phase of the $450 million Annacis Water Supply Tunnel, which will complete in 2028... More Information

Santa Clara VTA confirms single tunnel plan for BART extension

With VTA now owning the tunnel boring machine, the agency assumes full responsibility for its performance, agency officials said. To manage the risk, ... More Information

Chennai: Tunnel Boring Machine Vaigai achieves breakthrough at Mandaveli Metro Station

CHENNAI: The Chennai Metro Rail Limited (CMRL) on Saturday achieved a major milestone in Phase II tunnelling works, as Tunnel Boring Machine (TBM) ... More Information

Trump 'terminates' $16 billion Hudson River tunnel project linking N.J. and N.Y.C.

President Trump said funding for the $16 billion Gateway Tunnel project is "terminated" at a press conference. New Jersey officials said they will ... More Information

$676 million underwater tunnel for India

The project is expected to cost around $676 million, with a Detailed Project Report (DPR) having now been completed. India's road transport network is ... More Information

€1.4 billion Belgian tunnel project approved

The first phase of the €1.4 billion project for Belgium’s new Limburg Noord-Zuid link has been approved. Construction should commence in 2027 on the project, which will form a section of ... More Information

Tunnel boring machine S-639B achieves breakthrough under Kanpur Metro Phase I Project

The package KNPCC-06 involves design and construction of a tunnel through TBM, cut and cover tunnel, underground ramp from Kanpur Central end of ... More Information

Lawmakers propose construction of undersea tunnel to link Luzon and Visayas

Several lawmakers from the Visayas region are proposing the construction of an underground tunnel that will serve as a permanent land connection ... More Information

Oman-UAE rail project hits major milestone with start of tunnel excavation

Tunnel excavation has begun in Oman's Al Hajar Mountains, marking a major milestone for the cross-border Oman-UAE Railway... More Information

Engineering the depths: innovative tunnelling for hydropower projects

Major schemes in Austria, China, and Germany are applying advanced underground construction techniques for hydropower projects. More Information