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VIRTUAL HRBT Expansion Project Construction Open House

With the start of the New Year, the HRBT Expansion Project begins new construction activities. You are invited to learn more during a Virtual Construction Open House to learn about upcoming ... More Information

SaMoTer: 31st edition postponed to 2023

SaMoTer, Veronafiere's triennial international construction machinery exhibition, will now take place in March 2023. In 2021 they will showcase a new in-quarry demo event: the format will be ... More Information

Western Harbour Tunnel & Warringah Freeway Upgrade gets approval

The Western Harbour Tunnel and Warringah Freeway Upgrade (the project) - proposed by Transport for NSW - has been approved by the NSW Government (the Minister for Planning and Public ... More Information

TBM Alice begins digging towards Central Business District

TBM Alice has begun its journey beneath St Kilda Road and the Yarra River, to connect the Metro Tunnel’s new Anzac and Town Hall stations in Melbourne, Australia. It follows the December ... More Information

Epiroc supports new world standard in sustainable underground mining with yet another battery-electric order

In Kiruna, Sweden, tests are ongoing to set a new world standard for sustainable mining. In the process to achieve this, LKAB has ordered industry-leading battery-electric vehicles from Epiroc to be ... More Information

Breakthrough on DTSS Phase 2 for Penta-Ocean Koh Brothers JV

In December TBM Buroh (diameter 4.6 m) completed the 1.3 km first tunnel drive of the DTSS Phase 2 in Singapore (Contract T-08). As part of DTSS Phase 2, the existing tunnel system will be ... More Information

Harding Prize Entry

Press release - Applications are now sought for this year’s BTS Harding Prize. The competition is open to all tunnelling engineers of the age of 33 or below at the end of the previous year. ... More Information

Updates for the metro line 11 extension in Paris

Since the launch of TBM Sofia at the beginning of 2020, all construction sites for the future stations of the line 11 extension have been focused on the passage of Sofia through the station ... More Information

BTS January Meeting : Three Great Challenges - Experiences from TBM Tunnelling in Difficult Ground

On Thursday 21st January 2021 at 18:00 hrs [GMT] Online at : https://youtu.be/SN3htCiU3FA Lok Home – President, The Robbins Company will be hosting a webinar on youtube called Three ... More Information

Pawtucket Tunnel Project

As part of the program to improve water quality in Narragansett Bay, the Narragansett Bay Commission has issued to CB3A joint-venture notice to proceed with the work on the Pawtucket Tunnel Project. ... More Information

Mumbai coastal road - TBM Mavala Launched

On the 11/01/2021 the official launching ceremony for the TBM named Mavala was held, to see the ceremony please click here for the video. The TBM will dig the 3.45 km twin tunnel from Princess ... More Information

Last Tideway TBM begins journey

The team on TBM Selina at Chambers Wharf has broken ground on the final 5.5km stretch of the super sewer. The machine is the last on the project to get underway journeying from Bermondsey to ... More Information

Final breakthrough for TBM Krishna 1 on metro line 3 in Mumbai

TBM Krishna 1 has reached the Dadar Metro Station: it’s the 35th breakthrough on metro line 3 in Mumbai, click here for the video. With this, MMRC has successfully completed the 10.96-km long ... More Information

TBMs Launched for Railway tunnels in Lodz

At the end of 2020 two TBMs Katarzyna and Faustina began their tunnelling journey between the Lodz Fabryczna station and Lodz Kaliska e Lodz Zabieniec in Poland. Katarzyna - the ... More Information

Press release - Implenia wins major order for A7 Altona Tunnel in Hamburg

Implenia, together with project partner HOCHTIEF, has been awarded the contract to build the 2.2-kilometre-long Altona noise protection tunnel on the A7 motorway in Hamburg. The net contract is ... More Information

Cross River Rail begins tunnelling

TBM Else - the first of Cross River Rail’s two 1350 t TBMs in Brisbane - has been moved into position underground in the Woolloongabba site’s station cavern to commence tunnelling on the ... More Information

Unveiled – The East extension of the REM in Montreal

On 15/12/2020 the CDPQ (Caisse de depot et placement du Quebec) unveiled the new Eastern extension project for the Réseau Express Métropolitain (REM) in Montreal, ... More Information

TBM Joan arrives at the State Library Station

In December TBM Joan broke through into the State Library station’s cavern 32 m under Franklin and Swanston streets in Melbourne, Australia. Thus completing the 1km stretch between ... More Information

BTS December Meeting : Tideway Update

During the London December`s BTS (British Tunnelling Society) evening Andy Alder, Tideway Programme Director, gave an update on the Tideway Projects current progress and the approaches being used. ... More Information

Grand Paris Express - New milestones

Line 15 South - On the 08/12/20, after a 4 km drive between the Robespierre shaft (in Bagneux) and Fort d ' Issy - Vanves - Clamart, TBM Ellen began driving a further 700 m section of the ... More Information

Requests for Proposals Issued for Ontario Line

Infrastructure Ontario (IO) and Metrolinx have issued two Requests for Proposals (RFPs) for procurement packages for the Ontario Line subway project. Teams have been shortlisted and invited to bid ... More Information

Fort Wayne’s Deep Rock Tunnel 2021 completion date

At the beginning of December 2020 the TBM MamaJo, whose name is derived from the three rivers that flow through the Fort Wayne city, reached the 4.82km (3 mile) point of its journey for the ... More Information

RFQ S20221 BART Silicon Valley Phase II Extension Program / Tunnel / Trackwork Contract

1. Summary - VTA intends to award a Progressive Design-Build (PDB) contract for the design and construction of all tunnel and trackwork required for this Project. VTA’s intended PDB ... More Information

Work in progress on HRBT Expansion Project

Crews continue to prepare for the arrival of the HRBT Expansion Project ‘s TBM and are working on expanding the existing North and South islands to accommodate the new twin tunnels. ... More Information

Peshawar DI-Khan Motorway Approved by KP (Khyber Pakhtunkhwa) Government

On the 21/12/2020 the Provincial Development Working Party (PDWP) approved the PC-I document and design of the 364-km motorway that will connect Peshawar with Dera Ismail Khan in Pakistan and ... More Information

TERRATEC MTBM system breaks through in Ahmedabad, India

A TERRATEC Micro Tunnel Boring Machine (MTBM) achieved a major milestone on the city Ahmedabad’s new sewage tunnel system in India. It is the first time, the city has used the ... More Information

Press release - HS2 shortlists Track Systems and Tunnel and Lineside M&E suppliers

HS2 today shortlisted bidders for its Track Systems and for Tunnel and Lineside Mechanical and Electrical (M&E) systems. The winning organisations will go on to deliver around 280km of ... More Information

Pune Metro update

Maharashtra Metro Rail Corporation is implementing the Pune Metro Rail Project, which has two corridors: one from Vanaz to Ramwadi which is an elevated line and the other from PCMC to ... More Information

Here’s to the Groundbreakers: Cross River Rail honours iconic Queensland women

Minister for Transport and Main Roads - The Honourable Mark Bailey. Cross River Rail’s twin massive Tunnel Boring Machines (TBMs) have been named after two groundbreaking Queensland ... More Information

Press release - New facility to train Victoria's future tunnelling experts

Construction of the Victorian Tunnelling Centre (VTC) at Holmesglen Institute in Chadstone in Australia is now finished. The facility will cater for the next generation of construction and ... More Information

TunnelCraft - Tunnelling Specialist Supplier of the year at NCE Tunnelling Festival Awards 2020

Tunnelcraft Ltd has won the award for Specialist Tunnelling Supplier of the Year at the NCE Tunnelling Festival Awards 2020. The judges felt that TunnelCraft showed clear innovation in management ... More Information

No Dig North 2021 - Call for abstracts open

The second annual No-Dig North Show will be held at the Vancouver Convention Centre in Vancouver, British Columbia, Canada. The call for abstracts is now open and the deadline is March 1, 2021. Case ... More Information

Registration is now open for the NASTT 2021 No-Dig Show

The NASTT 2021 No-Dig Show - the largest tradeshow and conference solely devoted to the trenchless technology industry - will be held in Orlando, Florida, at the Orange County Convention ... More Information

WeRail presents: Tunnel and metro Fire Protection Webinar Series 2021

Catastrophic fires in tunnels have resulted in loss of life, significant asset damage and operational interruption. The ignition and spread of fire in rail applications remains one of the most ... More Information

Outline Features of Phase-II of the Chennai Metro Rail Project

The foundation stone for Phase II of Chennai Metro Rail Project – estimated at a cost of Rs.61,843 crores - was laid through video conferencing on 21-11-2020 at Kalaivanar Arangam. ... More Information

The Ceneri Base Tunnel opens

On the 13/12/2020, the 15.4km Ceneri Base Tunnel, between Camorino and Vezia started operating marking the completion of the New Railway Link through the Alps (NRLA) after 28 years of ... 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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