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Kemano T2 Project

Kemano T2 Project

On 22.10.2018 Rio Tinto, Cheslatta Carrier and Haisla First Nations launched the 1300 t TBM named Tl'ughus (pronounced tahl-ug-us, with accent on ‘ug’). Tl’ughus is a legendary ... More Information

Master Drilling and Ghella announce creation of TunnelPro

Master Drilling and Ghella announce creation of TunnelPro

Master Drilling and Ghella have announced the creation of TunnelPro this is a Joint Venture to combine expertise and unlock key mining and civil tunnelling projects. Master Drilling, listed on the ... More Information

Pipe Jacking Association appoint new chairman, vice-chairman and secretary whilst celebrating 45yrs of service to the tunnelling sector

Pipe Jacking Association appoint new chairman, vice-chairman and secretary whilst celebrating 45yrs of service to the tunnelling sector

At its recent AGM held on the 17th October 2018, Jim Kirby, a Technical Director at consulting engineer COWI, was appointed as the new chairman of the Pipe Jacking Association. Jim Kirby has 25 ... More Information

Ground conditioning in mechanized tunnelling - New Line of Eco Foaming Agents

Ground conditioning in mechanized tunnelling - New Line of Eco Foaming Agents

In recent years, the issue of environmental impact of chemical products for construction has become increasingly relevant in every field of application. The mechanical excavation of tunnels with ... More Information

#20 Made in CIFA!

#20 Made in CIFA!

CIFA latest magazine ‘Made in CIFA’ #20 is now available please click here to read all their latest news. 44/18. More Information

Approved feasibility project for Perca Bypass

On the 25.10.2018 the Technical Committee of the Province of Bolzano expressed its approval for the technical-economic feasibility project for the Perca bypass in Italy. The study was carried out ... More Information

Tunnelbuilder welcomes CEC

Tunnelbuilder welcomes CEC

CEC are involved with construction of high value projects across segments like MRTS, National Highways, Bridges, Urban Roads, Railways and SEZ projects. The team includes International experts from ... More Information

TERRATEC EPBMs to assist Argentina’s landmark Agua Sur water tunnel project

TERRATEC EPBMs to assist Argentina’s landmark Agua Sur water tunnel project

The first of two new 4.66 m diameter TERRATEC Earth Pressure Balance TBM s have been delivered for a 13 .5 km potable water tunnel system, in Buenos Aires , Argentina .   TERRATEC, is ... More Information

Purple Line subway extension

Purple Line subway extension

On the 15.10.2018 the TBM Soyeon, the first of two machines involved in the Purple Line Extension Phase 1,  started tunnelling 18.29 m (60 feet) below Wilshire and La Brea.  There are two ... More Information

Robbins Webinar - Tackling “Mixed Face” Conditions

Robbins Webinar - Tackling “Mixed Face” Conditions

In this complimentary 60-minute webinar, Robbins Vice President Doug Harding and Engineer Greg Michaelson will redefine the term “mixed face” within the context of both geology and ... More Information

Westgate Tunnel project update

Westgate Tunnel project update

Press release -  As the TBM 'Bella' prepares for her six-week journey to Melbourne, the team at TBM HQ in China gave our first Tunnel Boring Machine a dress rehearsal of epic proportions. ... More Information

26th Annual Microtunneling Short Course 2019

26th Annual Microtunneling Short Course 2019

Press release - The annual Microtunneling Short Course is heading to the University of Colorado Boulder February 4-7, 2019, making its way toward another quarter century of success.  The ... More Information

Herrenknecht press release - New drains for Singapore

Herrenknecht press release - New drains for Singapore

In Singapore, a Herrenknecht tunnel boring machine (EPB Shield, Ø 5,250 mm) excavated two large drains for the Stamford Diversion Canal. The challenge: winding bottlenecks and an inner-city ... More Information

That’s a Wrap for Robbins Rock Machine ‘Driller Mike’

That’s a Wrap for Robbins Rock Machine ‘Driller Mike’

Tough TBM and Team overcome the odds with Atlanta breakthrough On October 4, 2018, onlookers watched as a 3.8 m (12.5 ft) diameter Robbins Main Beam TBM completed its epic journey. The TBM, ... More Information

EF Consult and DTS win major contracts

EF Consult and DTS win major contracts

EF Consult Asia Pte Ltd / Design & Technic Pte Ltd, will provide a full range of Compressed Air Works Services for Singapore’s DTSS Phase 2 and Circle Line 6 Tunnels. They have also ... More Information

Gaia EPB TBM

Gaia EPB TBM

Gaia, the first EPM TBM certified ''Origine France Garantie'' is ready to start digging the emergency tunnel of the Meudon railway tunnel (3350 m) on Line 977000, Invalides-Versailles Rive Gauche in ... More Information

Geologist services required for Gotthard Tunnel

Open invitation to tender, deadline 23.11.2018, for geologist services, senior project geologist for the (DP) phase, chief client geologist for the construction phase up to and including ... More Information

Consultation on Lower Thames Crossing

The Lower Thames Crossing, a major new road linking Kent, Thurrock and Essex, would nearly double road capacity across the River Thames. The multi-billion-pound project will connect communities, ... More Information

WTC 2019 - Naples

WTC 2019 - Naples

730 papers have been received by the Scientific Committee of the World Tunnel Congress 2019, the second phase of the process has now been completed. The next step will lead to a selection of ... More Information

Celebrations for CIFA’s 90th anniversary

Celebrations for CIFA’s 90th anniversary

A new creation in the form of a logo emerging from concrete has been created to represent CIFAs 90th anniversary. This is to show its established stability and longevity within the industry since it ... More Information

Super sewer team don pink for Breast Cancer Care

Super sewer team don pink for Breast Cancer Care

The team building London’s super sewer swapped their headgear for a pink number to raise money for Breast Cancer Care today (Friday, Oct 12). More than 150 Members of the Tideway construction ... More Information

Finalists for the Innovative Use of Underground Space category

ITA Tunnelling Awards 2018  3 INNOVATIVE INTERNATIONAL PROJECTS TO RECONCILE THE UNDERGROUND AND THE SURFACE   Since 2015, the international competition "the ITA Tunnelling Awards" ... More Information

TERRATEC and JIM Technology formalize relationship

TERRATEC and JIM Technology formalize relationship

TERRATEC is proud to announce the incorporation of its business partner, JIM Technology from Japan, as shareholder of the Company. Both companies have been working together for the last 8 years ... More Information

Donegal Tunnel Tigers Memorial

The @DonegalTunnelTigers are preparing to erect a memorial in honour of all Donegal miners that have died as a result of accidents while working in tunnels or those that have passed due to tunnel ... More Information

Blacklick tunnel ahead of Schedule

Blacklick tunnel ahead of Schedule

Press release from Michels - Final drive completed 3 months ahead of schedule. Congratulations to our crews, partners and customer for the successful completion of the final drive on the 4.5-mile ... More Information

Welcome to our new advertiser MineARC Systems.

Welcome to our new advertiser MineARC Systems.

MineARC is the global leader in controlled environments and safety technologies for the underground mining, tunnelling, chemical processing, disaster relief and biotechnology industries. MineARC ... More Information

Delivering Australia’s largest road infrastructure project – WestConnex

Delivering a multi-billion-dollar, multi-record-breaking infrastructure project under immense public scrutiny is no easy feat – but it’s part of the challenge for James Holbrook, ... More Information

Breakthrough under the San Martino Hospital of Genoa

Breakthrough under the San Martino Hospital of Genoa

On 8 October 2018 the joint venture between Cipa Spa (LEAD), Injectosond Srl and Paolo Barchi Srl finished the tunnel underneath the San Martino hospital in Genoa. The tunnel was created to ... More Information

Albula tunnel breakthrough

On the 2nd of October 2018 the 5860 m Albula Tunnel broke through, it is part of the Rhaetian Railway. The tunnel has been built between the Albula valley and the upper Engadine in the Canton of ... More Information

Chilean La Piramide tunnel starts construction

Chilean La Piramide tunnel starts construction

This October the drill & blast excavation of the 2km La Piramide tunnel in the Recolet municipality started . The tunnel is one of the sections of the Americo Vespucio Oriente I (AVO I) which ... More Information

First breakthrough for Mumbai’s Metro-3

On the 24.09.2018 the TBM Wainganga completed its first tunnel for the 33.5-km Colaba-Bandra-Seepz (Metro-3 line). The 1.26-km tunnel between Pali ground in Marol, Andheri (East) and the ... More Information

Palmieri Group launch new website

Palmieri Group launch new website

Palmieri Group launched its new website http://www.palmierigroup.com/ at the 22nd edition of Geofluid. Visit it the site today to see the changes that make the site easier to use and is full of ... More Information

The Mumbai Coastal Road Project (MCRP)

The 35.6 km long Mumbai/Bombay Coastal Road will connect the southern part of Mumbai from Marine Lines with Kandivali in the north. It will have 8 lanes, two of which are reserved for the Bus ... More Information

Huge Robbins Slurry TBM makes the Cut

Huge Robbins Slurry TBM makes the Cut

On September 18, 2018, a Robbins mega-sized slurry machine, measuring 13.7 m (44.8 ft) in diameter, made its first cut into hard rock. The epic launch at an urban jobsite was made possible by Onsite ... More Information

Quito Metro tunnel completed

On Tuesday, October 2nd ,  the Metropolitan Public Company Metro de Quito informed the public that the TBM Luz de America reached the El Arbolito extraction shaft, completing the Quito Metro ... More Information

NIB finances new section of E18 motorway in Norway

NIB and the Norwegian toll-road operator Ferde AS have signed a EUR 104.5 million (NOK 1 billion) loan with a maturity of 17.5 years to finance the construction of a new 23km section of four-lane ... More Information

Tunnelling News

Light at the end of the tunnel showing for Mount Washington transit project

The project is expected to be completed in October. New tracks finally emerge from the Mount Washington Transit Tunnel as a part of Pittsburgh ... More Information

Davao City Bypass South Tunnel hits breakthrough towards improved connectivity

The Construction Project with the ceremonial breakthrough of the southbound tunnel, marking the complete excavation from opposite ends of the ... More Information

Which companies are bidding for the US$2.3bn highway and tunnel contracts in Brazil?

The project in Brazil, as it will be the country's first underwater tunnel,” the person added. The project involves construction of a 1.5km tunnel ... More Information

US Northeast Rail Corridor Gets a Major Makeover with Tunnel and Bridge Replacements

This project is designed to replace tunnels severely damaged by Superstorm Sandy, ensuring smoother and more reliable service for Amtrak, NJ Transit, ... More Information

DPWH, JICA celebrate breakthrough of Southbound Tunnel in Davao Bypass

The event marked the successful connection of the tunnel's north and south ends. The ... More Information

Jacobs joins Ramboll on Marselis road tunnel project in Denmark

Danish Road Directorate senior project manager Michael Schmidt Vosgerau said: “It is a complex task to build a tunnel on one of the busiest access ... More Information

Planning continues for Midway Tunnel, Safe Streets for All projects

The Midway Tunnel project is a $13.4 million plan ... construction of a new overpass bridge and pedestrian and bicycle walkway above the tunnel. More Information

Four million tons of clay moved in HS2 excavation

Construction on HS2's second-longest tunnel started in October 2022. The rotating cutters cut away clay and other material at a rate of about 50ft ... More Information

Jacobs Has Design-CM Role on $640M Denmark Tunnel, With Ramboll as Key Consultant

Set to begin construction in 2028, Marselis Tunnel project is core component of the country's 10-year Infrastructure Plan 2035. By Emell D. Adolphus. More Information

Elon Musk's $760,000,000 plan to build underground tunnels beneath Houston, Texas

Elon Musk's next big construction plan from The Boring Company could build $760000 worth of tunnels beneath Houston to help with flooding... More Information

Kerala Moves Closer To Vizhinjam–Balaramapuram Tunnel Rail Project

The Kerala government is preparing to invite bids next month for the tunnel rail project linking Vizhinjam International Seaport with ... More Information

Norway's Ship Tunnel Project Under Threat as Costs Rise

New cost estimates suggest the ambitious project will far exceed its approved budget, raising questions about whether it will ever be built. More Information

Davao City Bypass southbound tunnel nears breakthrough

The Department of Public Works and Highways (DPWH) announced that the southbound tunnel of the Davao City Bypass Construction Project (DCBCP) is ... More Information

CA should pursue better alternatives to the costly Delta Tunnel Project Stocktonia

Governor Gavin Newsom is attempting to fast-track the construction of a massive, budget-busting water tunnel through the Delta to ship freshwater to ... More Information

Physical Origins of Shear Strength Fluctuations in Fault Gouges

Fault gouge is rock texture within fault zones that may include rock fragments (RF) and foliated structures. Previous studies have primarily focused on remould soils, the natural structure ... More Information

Webuild expands its role in high-speed rail projects

Four modern tunnel boring machines will be deployed to ensure precision and safety in complex geological conditions. Once completed, the old single- ... More Information

Hudson Tunnel Project advances as tunnel boring machines near completion

The Hudson Tunnel Project hit a key milestone as massive tunnel boring machines near completion, with delivery set for November. More Information

Nagdhunga tunnel in final stages of construction

If we look at the history of road construction and development in Nepal, there are various records of road construction starting from the Rana period. According to articles published in ... More Information

Boring of tunnel across Yellow River completed in China's Shandong

Constructed by using a "Shanhe" shield machine with a 17.5-meter excavation diameter, this double-deck, two-way, six-lane tunnel stands as the world's ... More Information

The £1.6bn plan for world's deepest underwater road tunnel leaving 'no room for error'

Opening of Rogfast tunnel under construction. The Rogfast tunnel will be the longest and deepest undersea road tunnel on Earth. (Image: SKANSA). A ... More Information

Tunnelling complete on NSW's Coffs Harbour bypass project

Tunnelling has been completed on the A$2.2bn (£1.1bn) Coffs Harbour bypass project in New South Wales, Australia, with the excavation of the third ... More Information

Veidekke acquires tunnel construction contract for Gothenburg's West Link Project

Veidekke has received a contract from the Swedish Transport Administration to build the Stora Hamnkanalen tunnel, a component of the West Link ... More Information

German Rail completes construction of Rastatt Tunnel

GERMAN Rail (DB) has completed civil works on the new 4270m twin-bore Rastatt Tunnel, a major component of the project to widen to four tracks the ... More Information

Final contracts signed for Eastern Freeway transformation

A huge amount of work is underway to build North East Link and upgrade the freeways – two tunnel boring machines are digging deep under Rosanna ... More Information

Progress on Sydney pipeline duplication

Bouygues Construction Australia and Rob Carr have launched a tunnel boring machine (TBM) on Sydney Water's Thornleigh pipeline duplication ... More Information

The latest plan to connect BART to downtown San Jose: One tunnel rather than two

When BART and Santa Clara Valley Transportation Authority first discussed plans to send trains rolling under downtown San Jose, transit officials contemplated a design with two tunnels ... More Information

Nashville Tesla tunnel: Here's when construction could start on the Music City Loop

Elon Musk's The Boring Company is currently in the design phase of constructing a tunnel connecting downtown Nashville to the Nashville ... More Information

World's longest underwater 'mega tunnel' to cost $46 billion but will halve 21-hour drive

Oddvar Kaarmo, the Rogfast project manager, cited additional motivation for the tunnel's construction: "The port at Mortavika is quite exposed and ... More Information

China's first vertical large model for tunnel, underground space sector released

The project which is in the Guangdong-Hong Kong-Macao Greater Bay Area. The model helps make tunnel construction safer, higher-quality, more efficient and ... More Information

BMC Begins Major Water Supply Upgrade Mumbai

The project commenced in 2023 and has adopted tunnel boring machine (TBM) technology to minimise surface disruptions in crowded neighbourhoods. Of ... More Information

Slurry tunnel boring machines to be deployed for Bengaluru Twin Tunnel Road Project

B-SMILE opts for slurry TBMs over hard rock TBMs for Twin Tunnel Road project in Bengaluru due to mixed terrain... More Information

Tunnel along railway linking Shenzhen and Shanwei special cooperation zone under construction

Technicians check a tunnel boring machine (TBM) at the construction site of a tunnel in Pingshan, Shenzhen City, south China's Guangdong Province, Aug ... More Information

Construction staging area approved for Nashville's airport tunnel project

The Music City Loop will be a 10 mile tunnel connecting downtown Nashville to the Nashville International Airport (BNA)... More Information

Zojila tunnel deadline pushed to 2028: Here's why Asia's longest tunnel project is delayed

Zojila Tunnel Latest Update: On completion, the project will not only play an important role in the country's infrastructure development but also ... More Information

W.A. Rasic Construction Awarded Major Subcontract on Dragados' $630M Effluent Outfall

The tunnel project is a critical component of Southern California's long-term infrastructure resilience strategy. The project directly supports the ... More Information

VDOT gives HRBT expansion update

Construction on the Hampton Roads Bridge-Tunnel Expansion Project hit key milestones as tunneling progresses and traffic shifts to new lanes. More Information

HS2 lifts third TBM following 3.4-mile journey

HS2 Ltd has lifted Tunnel Boring Machine Emily's 9.11-metre diameter cutterhead, front and middle shield, weighing 880 tonnes, from below the ... More Information

Musk's Boring Company unveils Music City Loop tunnel project for Nashville

The big picture: The project has an ambitious timeline of completing the 10-mile route in less than two years. The tunnel would move vehicles at warp ... More Information

Progress Update on East Dallas Tunnel Project to Address Flooding Problems

With so much rainfall throughout the metroplex, NBC 5 wanted an update on a project expected to mitigate flooding in East Dallas... More Information