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Grand Paris Express - New breakthrough on Line 15 South

Grand Paris Express  - New breakthrough on Line 15 South

After 3.4 km of excavation, the Amandine TBM arrived at Villejuif Louis-Aragon. The TBM began tunnelling in April 2019, it broke through at the underground enclosure of the future railway station ... More Information

New Berlin U5-Bahn line opened

New Berlin U5-Bahn line opened

The new U5 underground railway line in Berlin has now been opened. The Lückenschluss U5 (U5 Gap Closure) has been successfully completed after approximately 8 years of construction ... More Information

TBM Annie begins tunnelling for Tideway

TBM Annie begins tunnelling for Tideway

ON 04/12/2020 the TBM Annie which is 6.4 m wide, 100m long and 960t in weight - began driving the 4.5km connection tunnel between Greenwich Pumping Station and the main super sewer at Chambers ... More Information

Winners of the ITA tunnelling awards 2020

The winners of the ITA tunnelling awards 2020 are :- MAJOR PROJECT OF THE YEAR (OVER €500M) John Holland CPB Ghella Joint Venture Tunnelling and Station Excavation Works for the Sydney ... More Information

Strata Worldwide announces the appointment of Mike Rispin to lead Strata Tunnelling

Strata Worldwide announces the appointment of  Mike Rispin to lead Strata Tunnelling

Strata Worldwide is pleased to announce the appointment of Mike Rispin to lead the launch of Strata’s new global division, Strata Tunneling. Mike brings over 36 years of ... More Information

TBM Gaia’s Shield lifted out of excavation shaft

TBM Gaia’s Shield lifted out of excavation shaft

On December 2nd  the shield for the TBM Gaia weighing 150 tons and 11 m in diameter was lifted out of the receiving shaft of the Rijnland Route. The rest of the TBM will be dismantled ... More Information

Central section of London’s super sewer complete as TBM breaks into shaft in Bermondsey

Central section of London’s super sewer complete as TBM breaks into shaft in Bermondsey

TBM Ursula has officially broken into the shaft at Bermondsey finishing her 7.6km journey from Battersea to Bermondsey and completing the central section of the Tideway in London, delivered by a ... More Information

San Gorgonio Pass Water Agency Investment into future water supplies

San Gorgonio Pass Water Agency Investment into future water supplies

In November the SGPWA (San Gorgonio Pass Water Agency) Board voted unanimously to support the Delta Conveyance Project (DCP) in California, approving a minimum 1.22% participation level in the DCP ... More Information

TERRATEC TBMs breakthrough on Pune Metro

TERRATEC TBMs breakthrough on Pune Metro

Gulermak-TATA Projects JV celebrates the breakthrough of TBM tunnelling on the underground works on Line 1 of the Pune Metro, in India. In early-November, TERRATEC joined officials from ... More Information

Cross River Rail’s first mega machine ready to go

Cross River Rail’s first mega machine ready to go

The first of the two TBMs that will excavate the bulk of Cross River Rail’s 5.9km twin tunnels is passing factory acceptance testing, before being disassembled and transported by trucks to ... More Information

Government gives green light to A303 Stonehenge improvement

Transport Secretary Grant Shapps has given the formal green light by granting a Development Consent Order for work to start on the A303 Amesbury to Berwick Down (Stonehenge) ... More Information

Press release - Barge number 238 delivers final concrete segment rings to Tideway’s Kirtling Street

The 238th and final barge delivering concrete segment rings used to line the central section of the Thames Tideway Tunnel has arrived at Tideway’s Kirtling Street site. Each barge ... More Information

4-day HS2 Ltd virtual event for contract opportunities begins

HS2 Ltd, the company delivering Britain’s new high speed railway, kicked off a four-day event yesterday that will showcase many of the EUR13.49 bn (GBP12bn) worth of contract opportunities. ... More Information

Several milestones for the Grand Paris Express

Several milestones for the Grand Paris Express

TBM Ines, began its journey from the Verdun shaft  at La Courneuve on the 11/08/2020, and has now reached Le Bourget RER station for Line 16.  The TBM – which is 100 m long and ... More Information

Robbins Webinar - Encountering Caverns in France: TBM Tunnelling in Karst Conditions

Robbins Webinar - Encountering Caverns in France: TBM Tunnelling in Karst Conditions

France's recently completed Galerie des Janots featured some unexpected challenges: Karst cavities large and small were found throughout the bore as well as two large, uncharted caverns. During ... More Information

Moscow’s light green line updates

Moscow’s light green line  updates

This week construction of the left and second tunnel began, A route that will go from Lianozovo to Phystech station for the Lyublinsko-Dmitrovskaya metro line or light green line in Moscow.  ... More Information

TBM Coline crosses the 1,000 metre mark!

TBM Coline crosses the 1,000 metre mark!

After having crossed the "Saint-Genis-Laval - Hôpitaux Sud" station at the beginning of July, the tunnel boring machine crossed the 1,000-metre mark last Friday 13/11/2020.  The TBM is ... More Information

6th edition of the ITA Tunnelling and Underground Space Awards

On the 3-4 December 2020 you will be able to attend the presentations of the finalists and the announcement of the winners. This year the 6th edition of the ITA Tunnelling Awards will move into a ... More Information

Press release - Works to kick off on the Suburban Rail Loop

The Andrews Labor Government is delivering the Suburban Rail Loop, unveiling a huge Budget boost that will pave the way for the biggest rail project ever built in Victoria – and help drive our ... More Information

TBM Meg is on her way to State Library Station

TBM Meg is on her way to State Library Station

Last week TBM Meg was relaunched from the Metro Tunnel's Parkville Station site towards the CBD, to complete the second tunnel. It follows the relaunch of TBM Joan, which began a parallel 1 km ... More Information

Federal Council approves the Rhine tunnel project in Basel

At its meeting on 11 November 2020, the Federal Council approved the general project for the Basel Rhine tunnel. The new tunnel will relieve the frequently congested A2/A3 between the Hagnau and ... More Information

Insight into finalist for ITA ‘Overcoming the Challenge’ category

Insight into finalist for ITA ‘Overcoming the Challenge’ category

The Mexico City-Toluca interurban rail line project has been shortlisted as a finalist for the ITA tunnelling awards in the category “Overcoming the Challenge’  - High performance ... More Information

Highways England -Lower Thames Crossing Update

Highways England is inviting tenders to build the longest road tunnel in Britain that sits at the heart of the proposed Lower Thames Crossing, the most ambitious road project for a generation. ... More Information

Snowy 2.0: first TBM components arrive at site of Australia’s biggest Hydropower Project

Snowy 2.0: first TBM components arrive at site of Australia’s biggest Hydropower Project

Throughout the beginning November a huge 750-t crane has been lowering into place the giant front shield parts of the first of the three Snowy 2.0 TBMs. Snowy 2.0 is the largest renewable energy ... More Information

BBT - First breakthrough under the Isarco river

 BBT - First breakthrough under the Isarco river

On  the 6th of November 2020 an excavator with hydraulic hammer  broke through  the first 59 m tunnel under the Isarco river. The ground in the most southern construction lot of the ... More Information

Rijnland Route Updates

On 01/09/20 after 3.5 months of excavation and a month ahead of schedule, the TBM called Gaia completed the second tunnel tube for the Rijnland Route. The TBM covered a distance of 2,250 m, from ... More Information

New milestones for Tideway

New milestones for Tideway

Connection Tunnel Excavated at Cremorne Wharf - Cremorne Wharf Depot became the latest site in the central section of the Tideway project to connect to the main 'super sewer' tunnel as ... More Information

COMPLIMENTARY ROBBINS WEBINAR - TUNNELLING PAST THE VOIDS

COMPLIMENTARY ROBBINS WEBINAR - TUNNELLING PAST THE VOIDS

France's recently completed Galerie des Janots was the scene of some unforeseen challenges.  During excavation with a Main Beam TBM, crews encountered a stalagmite studded 8,000 cubic meter ... More Information

Sotecnisol Press Release - Tunnel Waterproofing

Sotecnisol Press Release - Tunnel Waterproofing

For over the last 50 years, Sotecnisol led the waterproofing market in Portugal and has grown a strong presence in other countries, namely in tunnel drainage and water proofing with PVC ... More Information

Virginia Launched Largest Infrastructure Project in Commonwealth’s History

Virginia Launched Largest Infrastructure Project in Commonwealth’s History

On 29/10/20 Governor Ralph Northam joined the Virginia Department of Transportation (VDOT) and state and local leaders to break ground on the Hampton Roads Bridge-Tunnel (HRBT) Expansion Project. ... More Information

HS2 launches first virtual ‘Meet the Contractor’ event

Registrations now open for over 1,000 one-to-one meetings with HS2 contractors.  HS2 Ltd’s third annual ‘Meet the Contractor’ event takes place between 23rd-26th November ... More Information

TUNNELMESH – 100% WIRELESS CONNECTIVITY FOR TUNNELS

TUNNELMESH – 100% WIRELESS CONNECTIVITY FOR TUNNELS

A modern, safe, resilient, and reliable communication system is a key component of any confined space, mine, or tunnel access safety system. Tunnel workers rely on regular contact with their ... More Information

Results of the Purple Line Extension Section 3 TBM art and naming contest

Metro has selected the winners of its art and naming contest for its third and final set of tunnel boring machines that will dig twin Purple Line Extension subway tunnels between Westwood and ... More Information

Melbourne Metro Tunnel Project Updates

TBM Joan - On the 20/10/20 TBM  Joan began its 1 km journey from the Parkville Station site to the new State Library Station site of the Melbourne metro. Named after Victoria’s ... More Information

BBT - Isarco river underpass tunnelling begins

BBT - Isarco river underpass tunnelling begins

After months of preparation on the Isarco River Underpass construction site, the excavation of the first few metres of the tunnel has begun.   The excavation works in this southernmost ... More Information

Designs for HS2 Canterbury Works vent shaft and headhouse revealed

On 27/10/2020 HS2 revealed updated designs for the Canterbury Works vent shaft headhouse and compound, in South Kilburn, London.  It will be one of four structures that will be built to provide ... More Information

Tunnelling News

Ruby deployed for final Metro West tunnel beneath Sydney Harbour

Tunnel boring machine (TBM) Ruby has begun carving out the final section of tunnel for the Sydney Metro West project. More Information

Photos: Inside the $250 Million Tunnel Being Constructed Under Columbus

Located at an average depth of 50 feet underground, the 12-foot-diameter tunnel has been under construction since early 2021. By the time it is ... More Information

Tideway: £4.5bn ‘super sewer’ begins to protect Thames as first 4 sites activated

The Thames Tideway Tunnel has commenced operation as the first four of 21 sites have been switched on. This means that, after eight years of construction, the 25km £4.5bn “super sewer” has ... More Information

Lowest bidder emerges for Dubai Metro Blue line

Dubai’s Roads & Transport Authority (RTA) opened bids from contractors for the contract to design and build Dubai Metro’s Blue Line on 8 October. The group of China Tiesiju Civil ... More Information

Sanya River estuary passage project makes steady progress

A drone photo shows the construction site of the Sanya River estuary passage project in Sanya, south China's Hainan Province, Oct. 12, 2024. The Sanya River estuary passage project ... More Information

Mumbai Metro 3: Breaking Ground, Defying Odds

Two tunnels for the 33.5-km corridor (Colaba to Aarey), totalling 55 km, were carved out, using 17 Tunnel Boring Machines (TBMs). Certain sections ... More Information

VIDEO: Drone fly through inside new HRBT tunnel

We can't fly you to the moon, but we can fly you through the new #HRBTExpansion tunnel. Drone video gives you a quick glimpse into the... More Information

Skanska receives Innovate UK funding to accelerate decarbonisation of concrete

Our Skanska Costain STRABAG JV has secured funding to trial repurposed London Clay as a low carbon alternative to cement... More Information

Longest Tunnel in the World Entering Final Phase Underneath Newburgh

Repair Plans for the Delaware Aqueduct in Wawarsing and Newburgh, NY. The plan for repairs involved the construction of a 2.5 mile bypass tunnel ... More Information

Two TBM's break through

Two TBM's break through. Joshua Farrell ... tunnelling segments to line the new tunnel walls. Work inside the ... More Information

Texas A&M eyes Elon Musk's Boring Company for tunnel system

A&M officials have conducted a feasibility study with positive results, but they have yet to talk with Musk about the project, Chief Operating Officer ... More Information

Construction Begins on £1.8bn Underwater Tunnel Under Panama Canal

The tunnel is part of Panama's Metro Line 3 monorail project, designed to ease traffic congestion in the metropolitan area. tunnel boring machine... More Information

Webuild at work on the massive railway tunnel at the heart of the Northeast Corridor

After years of planning, the Hudson Tunnel Project (HTP) to improve the railway connection between New York and New Jersey has begun. The first drilling contract for the tunnels, part of ... More Information

TfL Awards Contract for Elephant & Castle Tube Station Upgrade

Transport for London (TfL) has selected Dragados UK to design and construct new passenger tunnels at Elephant & Castle Tube station. These tunnels will connect the new station box to the ... More Information

More than 10 years of transformational tunnelling

More than 23,000 workers, 11 tunnel boring machines (TBMs) and an army of roadheaders and excavators are what it has taken for CPB Contractors to construct more than 80 kilometres of ... More Information

Ivy – the Newest Member of the DEME Marine Fleet on the Fehmarnbelt Tunnel Project

DEME have introduced “Ivy”, the newest member of their marine fleet for the Fehmarnbelt tunnel project! Specifically designed for the transport and immersion of the project’s 89 massive ... More Information

Double down: SA’s groundbreaking purchase

Up to twice the number of Tunnel Boring Machines previously anticipated will be delivered to South Australia for the landmark River Torrens to Darlington (T2D) Project, giving hope the ... More Information

CRL Tunnel Vision September 2024

This month in Tunnel Vision we’re celebrating Te Wiki o te Reo Māori! It’s been a busy month on the CRL fitting out the stations with all the technical systems needed to run and revealing ... More Information

Siddhababa tunnel achieves key breakthroughs.

The first and third cross passages of the Siddhababa Tunnel Project on the Siddhartha Highway have achieved breakthroughs. Construction of two of ... More Information

Ontario Exploring Feasibility of New Highway 401 Tunnel

Today, the Ontario government launched the technical evaluation for the construction of a new driver and transit tunnel expressway under ... More Information

National Highways unveils modernisation plans to upgrade A38 Saltash Tunnel

National Highways will be embarking on the second phase of a major modernisation upgrade of the A38 Saltash Tunnel later this autumn... More Information

Strong sustainability score for North East Link

Three mini tunnel boring machines (TBMs) moved 1.8km of the Yarra East Main Sewer to the east of Bulleen Road, beneath homes, schools and sports ... More Information

Tunneling through the Carpathians

AKTOR's innovative use of Tunnel Boring Machines (TBMs) represents a leap forward in engineering and construction technology in the region. Here ... More Information

Suburban Rail Loop to repurpose enormous Sydney Metro machines

The Victorian government's Suburban Rail Loop (SRL) is making major strides, with the first four tunnel boring machines (TBMs) now ordered and set to ... More Information

The incredible tunnel that cost £108m to build is the longest on an entire continen

Colombia's mega project will see the country honoured as having the longest tunnel in South America when completed, benefitting locals and ... More Information

Panama Excavates First Underwater Transport Tunnel

Panamanian President José Raúl Mulino this week officially began construction and lining work on the first underwater transport tunnel that will ... More Information

Ningbo-Zhoushan High-Speed Railway, China

The tunnelling operation uses two tunnel boring machines (TBMs) named Dinghai and Yongzhou. The two are anticipated to converge midway beneath the ... More Information

Boring on metro tunnel below Adyar river complete

The tunnel boring machines - nicknamed Kaveri and Adyar - were engaged for the work. Kaveri has successfully completed the tunnelling drive, while ... More Information

DMRC completes first twin tunnels

DMRC completes first twin tunnels breakthrough under Phase-IV construction tunnels breakthrough under Phase-IV construction. The two tunnel boring machines (TBMs), Bhoomi and Srishti, ... More Information

BART celebrates 50 years with completion of Transbay Tube retrofit

BART celebrates 50 years with completion of Transbay Tube retrofit. Tunnel project ends agency's $1.5B earthquake safety effort. Avatar photo by Bay ... More Information

US$12.2 billion for new Indian tunnels

A US$12.2 billion budget will boost tunnel construction in India. The plans from the Ministry of Road Transport & Highways calls for 74 new tunnels to be built. These will measure 273km ... More Information

Hong Kong West Drainage Tunnel

Arup is the consultant to the Hong Kong Drainage Services Department in carrying out the design, pre-qualification, tender and construction ... More Information

Lane JV Wins Tunnel Package for Hudson River Tunnel Project Valued at $466 Million

CHARLOTTE, NC – The Lane Construction Corporation, the U.S. subsidiary of Webuild Group, has won a $466 million contract, of which Lane has a 35% share, to construct the Palisades Tunnel ... More Information

World’s biggest developers eye bids for Dublin MetroLink contracts

A consortium made up of some of the biggest infrastructure developers in the world has formed in preparation to bid for contracts to build and operate the long awaited MetroLink rail line ... More Information

The Boring Company's Prufrock-3 completes Las Vegas tunnel

The tunneling startup did not share the length of the tunnel that ... construction projects with speed and automation. This is highlighted by ... More Information

Coastal road phase 2: Mumbai's second twin tunnel to pass under rivers, mangroves

As part of phase 2 of Mumbai's Coastal Road Project, a 22.93 km high-speed corridor linking Versova with Dahisar will be created. More Information

Rock tunnel for £1.7bn Norway road scheme takes shape

The consortium responsible for the construction of a new road system in Norway has excavated approximately 500m of a new 1.9km long tunnel... More Information

Tunnel boring machine reaches halfway point on HS2's route into Birmingham

Balfour Beatty VINCI is celebrating a key milestone in the construction of HS2's gateway to Birmingham. The joint venture today (Thursday 29 ... More Information

Gateway Development Commission secures $3.8B in funding for Hudson Rail Tunnel project

The money is the final funding piece for the $16 billion project to build a new rail tunnel that will carry Amtrak and New Jersey Transit trains under ... More Information