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5th TBM Breakthrough for Colaba-Bandra-SEEPZ

5th TBM Breakthrough for Colaba-Bandra-SEEPZ

On the 13th of February 2019 a fifth TBM breakthrough was reached for Mumbai Metro 3 corridor at Chhatrapati Shivaji Maharaj International Airport (CSMIA) - T2 metro station. The TBM Wainganga 3, ... More Information

First TBM setting sail for Teesside (UK)

First TBM setting sail for Teesside (UK)

First TBM (length 225 m, weight 1,800 t), after final checks in Germany, is ready to be shipped to Wilton International, Redcar. The TBM will be reassembled and start tunnelling in the second ... More Information

Foundation stone laid for Sela tunnel project

On the 09.02.2019 Prime Minister Shri Narendra Modi laid the foundation stone for the Sela Tunnel Project in Arunachal Pradesh. The Project (BRO) will be completed in the next three years. The ... More Information

First TBM breakthrough on MRT SSP line

First TBM breakthrough on MRT SSP line

The first tunnel boring machine (TBM) breakthrough for the MRT Sungai Buloh-Serdang-Putrajaya (SSP) Line took place on 29 January 2019 at the Chan Sow Lin MRT Station construction site, marking a ... More Information

Forrestfield TBMs stopped due to mechanical issue

On Friday January 18, workers operating TBM Grace reported a potential mechanical issue with the machine. Since then tunnelling experts from SI-NRW and German TBM manufacturer Herrenknecht have been ... More Information

Femern A / S receives German approval.

On 06.02.2019  Femern A / S received the signed German regulatory approval for the Fehmarn tunnel in Kiel. The German approval concerns only the construction on the German side. Activities on ... More Information

Sydney Metro tunnel

Sydney Metro tunnel

On the 16.01.2019 Sydney Metro’s third mega TBM started digging the 6.2 km of tunnel from Chatswood to the edge of Sydney Harbour at Blues Point. This marks the next stage in delivering the ... More Information

MaMaJo TBM

The cutter head of the more than 400-foot long TBM MaMaJo was lowered nearly 200 feet down Monday, Feb. 4, 2019. The machine will drill a 5-mile tunnel designed to protect rivers from sewer overflow ... More Information

Twin Breakthrough on the Tel Aviv Light Rail

Twin Breakthrough on the Tel Aviv Light Rail

The TBMs Wonder Woman and Niki Haley breakthrough into the Ben Gurion station shaft. This completes 18.5 km of the 20km of tunnelling on the eastern section of the redline project in Tel Aviv. The ... More Information

West Link update

West Link update

On the 01.02.2019 the Supreme Court decided not to grant ‘leave to appeal’ in the case of awards for construction of the West Link (Vastlanken) railway project in Gothenburg. The ... More Information

AFD signed EUR245million funding for Pune Metro

On the 28.01.2019 AFD (French Development Bank) and DEA (Department of Economic Affairs) on behalf of the Government of India signed a Credit Facility Framework agreement in New Delhi for extending ... More Information

Twin Tunnel Breakthrough in India

Twin Tunnel Breakthrough in India

On 31.01.2019 Mumbai Metro Rail Corporation (MMRC) witnessed a twin tunnel breakthrough of the third and fourth TBM of Colaba-Bandra-SEEPZ Metro3 corridor at Dadar Metro Station. Krishna 1, the ... More Information

Robbins Blog

Robbins Blog

A Brief History of Rapid Excavation in 7 Key Points Posted by Brad Grothen | Jan 29, 2019 Rapid Excavation: It’s a term bandied about throughout our industry, but what does it mean? ... More Information

Waterproofing system for Buenavista 2 Tunnel

 Waterproofing system for Buenavista 2 Tunnel

The new Chirajara-Villavicencio roadway represents the final third of the Bogotá-Villavicencio corridor, between the departments of Cundinamarca and Meta, with a total length of 22.60 ... More Information

Northgate Link construction reaches 70% completion

The Northgate Link light rail extension in Seattle is about 70% complete and on track to open in 2021. Progress on Sound Transit's Northgate Link construction includes track installation, which ... More Information

Breakthrough on Metro Line 1 in Milan

Breakthrough on Metro Line 1 in Milan

The 22nd of January 2019 saw the breakthrough of the tunnel for the future Sesto Restellone and Monza Bettola stops on the Metro Line 1 in Milan, Italy. The Sesto Restellone station construction ... More Information

A fleet of TERRATEC EPBMs gear up for action in Istanbul

A fleet of TERRATEC EPBMs gear up for action in Istanbul

TERRATEC is pleased to announce the delivery of a further two new 6.56m diameter Earth Pressure Balance Tunnel Boring Machines (EPBMs) for the ongoing expansion of Istanbul’s Metro system, ... More Information

Press Release - The British Tunnelling Society Hyperloop Challenge

Press Release - The British Tunnelling Society Hyperloop Challenge

Elon Musk has promoted the concept of Hyperloop in tunnels but considers this viable only if the cost of tunnelling can be reduced by a factor of ten or more. His suggestion is that this could be ... More Information

New TBM launched for the Big Circle Line in Moscow

New TBM launched for the Big Circle Line in Moscow

On the 26th of January the fifth TBM, made by China Railway Construction Heavy Industry Group, for Moscow’s Big Circle Line was launched in the south-western section. The TBM Mary (6 m ... More Information

Second TBM reaches Gelsomini station in Milan

Second TBM reaches Gelsomini station in Milan

On the 23rd of January 2019 a second TBM broke through in to what will be the future Gelsomini station. This is one of the TBMs driving tunnels in the West section from San Cristoforo to Solari ... More Information

Harding Prize – deadline extended

Harding Prize – deadline extended

The deadline for submission of entries for the Harding Prize is usually 31 January, but for 2019 only it has been extended to 14 February. The Harding Prize is awarded each year in April. Entry is ... More Information

iPS form strategic partnership with T&M specialists

iPS form strategic partnership with T&M specialists

Following negotiations in Dubai during January 2019 the Tunnelling and Civil Construction division of iPS have decided to enter into a partnership with the Hong Kong based Tunnelling company ... More Information

Innovation in Tunnels: Construction, Maintenance, Safety and Fire Protection

This conference will be held between the 11th and 12th April 2019  in  Amsterdam, Netherlands Partial Topics Covered ... More Information

ATS QLD – Austroads Taskforce Update – 14 February 2019

The Austroads Road Tunnels Task Force coordinates updates to the Austroads Guide to Road Tunnels, and coordinates the development of technical research projects considering all aspects of road ... More Information

Purple Line Extension (USA) announces TBM naming and are contest

The Purple Line Extension Transit Project in Los Angeles is adding two more TBMs to its fleet. These TBMs will be part of section 2 and will join Elsie and Soyeon which are currently digging the ... More Information

WTC 2019 - Early registration

WTC 2019 - Early registration

Don't miss out the next WTC2019, submit your registration before 31.01.2019 and take advantage of substantial discounts! You will be able to attend conferences and workshops, discover the latest ... More Information

Norway's $47BN Coastal Highway with Undersea Tunnels | Europe's Largest MegaProject

Information provided by Skyscrapers & MegaProjects  https://www.youtube.com/watch?v=sWr5I-hClQU The infrastructure plans will cost Norway no less than $47 billion and would ... More Information

The legend in ventilation systems

The legend in ventilation systems

Zitron is a leader in the manufacture of ventilation systems for mining, public works and the naval sector; transport, drilling and lifting equipment. Zitron, located in large manufacturing ... More Information

Cooling the Tube – on Ice till 2030?

This article has been submitted by Calvin R Barrows it is a different way of looking at the causes of the heat build up in the summer on the London underground. Please read through the article and ... More Information

All Around Issue #10 — Together in every dimension

All Around Issue #10 — Together in every dimension

Find out how mechanized tunnelling from Herrenknecht shapes the world of tomorrow. Has the future at Herrenknecht ever been as exciting as it is today? I’m sure we will not run out of stuff ... More Information

First Melbourne Metro Tunnel TBM is due to arrive shortly

First Melbourne Metro Tunnel TBM is due to arrive shortly

The first of 4 TBMs that will build the Melbourne Metro Tunnel is on its way to its launch site in North Melbourne. The TBMs are being engineered in Germany and built in China, before they are ... More Information

MineARC - Designing Refuge Chambers for Tunnelling

MineARC - Designing Refuge Chambers for Tunnelling

Underground construction is high risk; the extensive length and size of a tunnel build through unknown rock strata poses the continual threat of fire or rock fall. To manage this risk ... More Information

GETECH srl Centrifugal Plants

GETECH srl Centrifugal Plants

GETECH srl can count on consolidated experience, thanks to 30 years of research, development and application in the field of solid/liquid separation with Centrifugal Plant up to more than 150mc/h. ... More Information

26th Annual Microtunneling Short Course Organizers Pay It Forward to U.S. Veterans

26th Annual Microtunneling Short Course Organizers Pay It Forward to U.S. Veterans

A cause near and dear to the hearts of the 26th Annual Microtunneling Short Course organizers is helping the men and women who have served in the United States military successfully return to ... More Information

WTC 2019 information video

WTC 2019 information video

Do you want to find out what will be presented at the World Tunnelling Conference 2019? Do you want to know which topics will be the focus of the AAA sessions? Do you want to see an example of an ... More Information

PPS-Poltinger Precision Systems celebrates twenty years trading with the release of a new generation of Guidance Platform

PPS-Poltinger Precision Systems celebrates twenty years trading with the release of a new generation of Guidance Platform

Just in time for its 20th anniversary PPS has announced the newly developed guidance system platform PPS-UNP (Universal Navigation Platform). The UNP can be used for all types of underground ... More Information

Tunnelling News

PM Modi inaugurates Z-Morh tunnel in J&K

The tunnel works with the under-construction Zojila tunnel to enhance travel efficiency and road connectivity. NEW DELHI: Prime Minister Narendra ... More Information

Metro's tunnel construction on track

Meanwhile, the 'Azad' TBM is already working on the 'up-line' tunnel for the same stretch. After arriving at Transport Nagar, both TBMs were 'dragged' ... More Information

Potomac River Tunnel: Tunnel Forum Meeting

The Potomac River Tunnel project team will provide overviews of the project and the Combined Sewer Overflow (CSO) 022 Construction Site located at ... More Information

Valley Water District to vote on an additional $9.69 million for Delta Tunnel

Tunnel Boring Machines would launch in both directions from each launch shaft site. ... Tunnel opponents weren't impressed with the 'refined' tunnel ... More Information

The Moles Present 2025 Outstanding Achievement Awards

Paul C. Schmall and Anthony J. Binsfeld received the Outstanding Achievement Awards by The Moles, a National Heavy Construction Industry Professional ... More Information

Silvertown Tunnel opening confirmed for April

The tunnel boring machine (TBM), Jill (named after Jill Viner ... bore the second tunnel back towards Newham - a UK engineering first. More Information

Major road tunnel between France and Italy set to reopen after ten years

Discover the reopening of the Tende Tunnel, a crucial link between France and Italy, after a decade of construction. Learn about the project's ... More Information

Opening date for new London tunnel announced

Transport for London (TfL) said construction work and “rigorous testing” of the Silvertown Tunnel are “sufficiently complete” to enable it to set out ... More Information

Meet our Women in Tunneling

Most recently, she was the project geotechnical engineer on the Pawtucket tunnel design in Rhode Island where she assisted in field exploration ... More Information

Five bids submitted to build CPK Łódź tunnel

The contractor will be required to complete the project within 46 months of contract signature. As the tunnel will run beneath densely built-up areas, ... More Information

The new £3.1bn underwater tunnel that will be world's longest and connect continents

A four-mile multi-purpose underwater tunnel is set to link the continents of Europe and Asia and cater to 1.3 million passengers when it opens in 2028... More Information

Prague-Beroun Tunnel Project: Faster Rail Travel in Czechia

The Prague-Beroun tunnel will improve rail travel in Czechia, cutting travel times and easing congestion. This transformative project promises ... More Information

The Longest Road Tunnel on Earth is a Stunning Masterpiece of Engineering

The world's longest road tunnel is a marvel of engineering, planning, and construction that connects the cities of Oslo and Bergen in Norway... More Information

United Utilities names preferred bidder for £2.5billion tunnel project

Water firm United Utilities has announced its preferred bidder to design, build, finance and maintain the replacement of six tunnel sections of ... More Information

World's longest expressway tunnel built in Xinjiang, China

The use of new technologies helped reduce the construction time from 10 years to just over four years... More Information

Procurement kicks off for Norway ship tunnel main contract

The Norwegian Coastal Administration has put out a tender for the £247M main construction contract for the Stad ship tunnel... More Information

The $20-Trillion Tunnel That Could Link New York and London

With the two global cities being over 3,000 miles apart, construction would take several years—the 23.5-mile Channel Tunnel linking .. More Information

HS2 reveals two giant tunnelling machines preparing to dig Euston Tunnel

Engineers have started assembling two massive tunnelling machines that will excavate the final 4.5 miles of underground high-speed railway, connecting HS2 di... More Information

Around 75 tunnel projects worth Rs 49K cr under construction in India

Around 75 tunnel NHAI projects entailing investment of Rs 49,000 crore are under construction in the country, Union Minister Nitin Gadkari said. More Information

Spain to study seismic risks for Gibraltar tunnel project linking Morocco

Spain's Ministry of Transport and Sustainable Mobility is moving forward with a seismic study for the proposed tunnel that would link Morocco and ... More Information

Excavation Progresses for the Ontario Line Project

A 16-meter-deep launch shaft marks the starting point for two tunnel boring machines (TBMs) set to create twin tunnels extending approximately 6 ... More Information

Record-breaking open-type TBM rolls off production line

An open-type rock tunnel ... tunnel diameters and numerous fault zones. The project faces multiple construction challenges, including rock bursts and ... More Information

State builders speed up undersea tunnel work

The tunnel will be 17.48 kilometers long, marking a new milestone in China's construction prowess, said Liu Aiwu, CREC4 project manager of the No ... More Information

Spain - Awarded contract for  improving energy efficiency in Pilar de la Horadada tunnel

The company San Jose SA from Tres Cantos (Spain) secured the EUR2.93 million contract, excluding VAT, for compliance with Royal Decree 635/2006 and for improving energy efficiency ... More Information

East West Rail between Bedford and Cambridge to include new tunnels

15 November, 2024 By Thames Menteth Revised proposals for the East West Rail scheme’s section between Bedford and Cambridge include a new section of railway, as well as new stations and ... More Information

Amtrak's $1.6B East River Tunnel Rehab Work Contractors Get Notice to Proceed

Amtrak's $1.6-billion East River Tunnel Rehabilitation Project in New York is advancing after construction manager STV Inc./Naik Consulting Group ... More Information

Tunnel Boring Machine for National Grid's VIP project in Eryri set to arrive in North Wales

National Grid is reaching a major milestone on the Eryri Visual Impact Provision (VIP) scheme with the arrival of its Tunnel Boring Machine (TBM) to ... More Information

Tunnel boring machine hits major milestone on Snowy 2.0 project

The Snowy 2.0 pumped-hydro megaproject recently marked a significant milestone, with one of three tunnel boring machines (TBM), Lady Eileen Hudson ... More Information

Morocco-Spain Underwater Tunnel Plans Move Forward with Renewed Focus

Discover the ambitious Morocco-Spain Underwater Tunnel project, set to connect continents in under 30 minutes and revolutionize travel between ... More Information

Alaska Transportation Department to spend $1 million on Knik Arm tunnel study

The results of the feasibility study will give us a better picture of how the project could be constructed, potential costs, and financing options,” ... More Information

Extra tunnels included in £6bn East West Rail scheme

Bowing to pressure to reduce the project's environmental impact two tunnels are now proposed for the new stretch of railway in Cambridgeshire. Design ... More Information

Balfour Beatty VINCI reaches halfway point on key HS2 'green tunnel'

As well as Burton Green, green tunnels will be constructed at Copthall in Hillingdon, Wendover in Buckinghamshire and Chipping Warden and Greatworth, ... More Information

Webuild-led consortium confirmed for US$1.1 billion tunnelling work

Webuild-led consortium confirmed for US$1.1 billion tunnelling work (US$1.1 billion) tunnelling package on the Suburban Rail Loop (SRL) East public transport project to a consortium of ... More Information

Balfour Beatty snares $746M I-35 rebuild in Texas

The London-based contractor will reconstruct 2.5 miles of the highway through downtown Austin and build a link to the future light rail line. AECOM-Jacobs JV signs on to $6B Amtrak tunnel ... More Information

Metro Vancouver digs water tunnel designed to withstand 'the big one' under Fraser River

Crews have begun construction on a new $450-million water supply tunnel between New Westminster and Surrey designed to withstand a major earthquake. More Information

Longest tunnel in Poland begins construction

The project, managed by the Polish company Budimex and Turkish Gülermak, includes 10 viaducts and 12 bridges. This unprecedented investment will ... More Information

Watercare Passes Key Milestone On $300M Programme To Improve Wastewater Services

Watercare and McConnell Dowell celebrate Piper's final breakthrough. On Sunday (subs note: November 10), Piper – a tunnel-boring machine – completed ... More Information

Tutor Perini Scores Contracts

The tunnel project includes the construction of two new shafts connecting to the surface and the use of a tunnel boring machine. The completed ... More Information

Bengaluru Metro completes tunnelling for longest underground line

The final breakthrough came from Bhadra, the last Tunnel Boring Machine (TBM) deployed, which completed a 937-meter stretch from K G Halli to Nagawara ... More Information