Tunnelbuilder Promoting the world's tunnelling industry to a huge qualified audience

View the Spanish Tunnelbuilder website View the Italian Tunnelbuilder website

Archive - News

Featured News

MineArc - Custom Refuge Chamber Strengthens Safety on Small TBM

Designing a refuge chamber to fit a 4.4m diameter tunnel boring machine with limited gantry space. Learn about the custom engineering that went into building two 10-person, 24-hour TunnelSAFE refuge ... More Information

Moscow - Western Section, Big Circle Line (BCL) launches TBMs

Moscow - Western Section, Big Circle Line (BCL) launches TBMs

On 25/02/2020  two TBMs (10 m diameter)  were simultaneously launched on the western part of the Big Circle Line (BCL) in Moscow. The TBMs will be driving two double track tunnels, TBM ... More Information

First TBM reaches De Amicis Station in Milan

On the 04/03/2020 the first TBM, involved in the construction of the tunnel for the central section of the M4 line in Milan arrived at the De Amicis station. The TBM averaged 25m/day and has now ... More Information

Events postponed

The following events have been postponed -  1. The Fehmarn Link Business Conference, which should have been held at Lalandia in Rodbyhavn on March 12, has been postponed to a later date. ... More Information

LA Regional Connector Transit Project Updates

LA Regional Connector Transit Project Updates

When the Regional Connector project is completed, three Metro light rail lines — the A (Blue), E (Expo) and L (Gold) — will finally be joined together via two 1.9-mile twin tunnels ... More Information

Robbins Main Beam overcomes Obstacles in Guangxi Province

Robbins Main Beam overcomes Obstacles in Guangxi Province

Tough TBM breaks through after navigating Faults, Karst, and More - In January 2020, a Robbins 5.97 m (19.6 ft) diameter Main Beam TBM cleared its final hurdle when it broke through in Guangxi ... More Information

City Rail Link project - Tunnelling starts in 2021

The TBM for the City Rail Link project awarded to Link Alliance, a group of 7 companies ,  is due to arrive in Auckland next spring. It will bore twin tunnels under the city centre. The $13 ... More Information

TERRATEC EPBMs gear up for new Istanbul Metro line

TERRATEC EPBMs gear up for new Istanbul Metro line

Gulermak, Nurol & Makyol JV is currently completing TBM testing on-site for the new Ümraniye-Ataşehir-Göztepe line, the latest addition to Istanbul’s metro ... More Information

Breakthrough on Halkali-Istanbul Airport Metro Line

On the 29/02/2020 the TBM EPB S50 built by Terratec broke through at Arnavutkoy-1 station after excavating 1551 metres. The work is part of the new Halkali-Istanbul Airport Metro Line. The 31km-long ... More Information

Samoter 2020 Postponed until May

SaMoTer, the international construction equipment trade fair, scheduled for the  21-25 March will now be held between the 16-20 May 2020. Asphaltica, the road infrastructure event to be held ... More Information

WTC 2020 Malaysia date change

Due to the spreading Corona Virus in Asia-Pacific and  also in Europe, the organisers of the WTC 2020 in Malaysia have decided to change  the date of the  Congress as well as any and ... More Information

Australia - Farewell our mega borer friends

Australia - Farewell our mega borer friends

Press release - Four giant boring machines are leaving Sydney after finishing tunnelling under the city, delivering 30km of twin metro railway tunnels. Their massive cutterheads, each weighing 100 ... More Information

Finland to seek EU funding

The state of Finland will apply for funding from the European Commission for the planning process of the One-hour Turku-Helsinki Rail Link, of the Finland Railway, of the Espoo city rail link, to ... More Information

First TBM breakthrough for Melbourne metro

First TBM breakthrough for Melbourne metro

On the 23/02/2020 TBM  Joan, named after former Victorian Premier Joan Kirner, broke through in a 13-m-deep shaft at Childers Street, Kensington, completing  the first section of the Metro ... More Information

Fehmarn conference

The international business conference Fehmarn Link Business Conference ´20 (FLBC) will be held on Thursday 12th  March at Lalandia in Rodbyhavn. The conference is the launching pad for ... More Information

Metro Tunnel Melbourne

Five years after work began on the Metro Tunnel, the third and fourth TBMs are being assembled before starting work on Victoria’s biggest public transport project. TBMs Millie and Alice ... More Information

Five Groups qualify to compete to build the new E18 Langangen – Rugtvedt route

E18 Langangen - Rugtvedt is part of the E18 Langangen - Grimstad section. The project is 17 km long and has a contract value of about EUR516,47 million (NOK 5.2 billion), excluding VAT. The ... More Information

Five providers will compete to build E6 Storhove – Oyer

Five providers will compete to build E6 Storhove – Oyer

The following groups of contractors and consultants have qualified to supply offers and compete to build the new E6 Storhove - Oyer. AF Gruppen -  Norconsult Arbeidsfellesskap ... More Information

iPS Powerful People and T&M Specialists Hong Kong – Strategic Partnership

iPS Powerful People and T&M Specialists Hong Kong – Strategic Partnership

iPS Powerful People and T&M Specialists Hong Kong, are two companies that have entered into a strategic business partnership agreement for civil construction projects in the Far East. T&M ... More Information

TBM Grace completes Forrestfield-Airport Link tunnelling journey

On the 18/02/2020 TBM Grace broke through at Bayswater Station, marking the end of her 8 km journey from Forrestfield to Bayswater after 32 months. In late July 2017, TBM Grace set off from ... More Information

Bözberg tunnel update

Bözberg tunnel update

The Bözberg tunnel's slab track has been completed with the installation of the last sleeper. A great moment for all those involved and an important milestone for the largest single project ... More Information

Nykirke -Barkaker upgrade begins

Nykirke -Barkaker upgrade begins

On the 31st of January, the opening ceremony for construction of the new 13.6km section of a rail line between the towns of Nykirke and Barkaker, south of Oslo has was held. The project contractor ... More Information

France - Studies continue for the future Metro line E in Lyon

In June 2019, a preliminary consultation was carried out for the new Lyon metro line E project. Sytral chose the Alai - Bellecour route with the following 6 stations: Alai, Liberation, Menival, ... More Information

Grand Paris Express - 3 New TBMs for Lines 16 and 17

Grand Paris Express  - 3 New TBMs for Lines  16 and 17

On the 5th of February 3 new TBMs manufactured by Herrenknecht were christened at the Verden site in Le Bourget, France. The consortium led by Eiffage-Génie Civil will use them to carry out ... More Information

TBM Gaia completes first tunnel for RijnlandRoute

On the 27/01/2020 the TBM Gaia (diameter 11 m) re-emerged at the Stevenshof district of the A44 in Leiden, after 6 months tunnelling and  2,250 m from its starting point at the A4 motorway. ... More Information

Watch handover assurance for the Elizabeth line

Crossrail is undertaking testing and safety certification for each station, shaft, portal & railway system for the Elizabeth line. The engineering team explain why the handover & assurance ... More Information

Deer Creek Tunnel Breakthrough

The Deer Creek Tunnel will be approximately 3.9 miles long, extending from Clayton Road in the City of Clayton, to Interstate 44 in the City of Shrewsbury. The tunnel is bored into deep rock ... More Information

London’s new 1 Billion electricity cable tunnel

London’s new 1 Billion electricity cable tunnel

A new electricity cable tunnel south of the Thames National Grid is looking to renew and improve electricity infrastructure to ensure a continued safe and secure supply to London. Its London Power ... More Information

Tideway - TBM Ursula Half Way Through Her Journey

Tideway  - TBM Ursula Half Way Through Her Journey

Ursula, one of six TBMs being used to dig London's new super sewer, has completed half of her stretch of the main tunnel, passing Waterloo Bridge in the process. In March 2019, Ursula became the ... More Information

Selection process launched for Malta Gozo Tunnel

Selection process launched for Malta Gozo Tunnel

On January 09, 2020 Minister for Transport, Infrastructure and Capital Projects Ian Borg and Minister for Gozo Justyne Caruana, announced Infrastructure Malta is inviting interested companies or ... More Information

Drones to be used to inspect Dubai Metro Tunnels

On January 11th  2020 RTA (Roads and Transport Authority) revealed the intention to start a trial-run of drones to inspect the Dubai Metro tunnels which extend 14 km on both the Red and Green ... More Information

Samoter 31st edition in Verona in March

The 31st edition of SaMoTer, International Construction Equipment Trade Fair will be held from 21st to 25th  March 2020 in Verona, Italy.  The Exhibition is one of the international trade ... More Information

The world's longest and deepest road tunnel opens

On December 30th , 2019 the Ryfylke tunnel - providing a permanent road connection between Strand in Ryfylke and Stavanger on Nord-Jæren - was opened for traffic. It has taken 40 years since ... More Information

Harstad tunnel is now open!

Harstad tunnel is now open!

On January 4th , 2020 the Harstad tunnel (1406 m) was opened to traffic, the tunnel is part of the Harstad package, a EUR164.21 million (NOK 1620 million, value 2016) road package signed by ... More Information

Press release - Sydney Metro tunnelling finishes in city's north

Press release - Sydney Metro tunnelling finishes in city's north

A mega boring machine smashing through a wall of sandstone on the edge of Sydney Harbour has marked the end of tunnelling in the city’s north. Tunnel boring machine (TBM) Mabel has reached ... More Information

2nd TBM for Pune Metro launched

On January 5, 2020 the Minister Of Urban Development Shri Eknath Shinde named the second TBM, after the River Mula. The TBM has been launched from Agriculture College site and it will dig one of the ... More Information

Tunnelling News

Webuild starts work on €3 billion-worth of rail contracts

The 28.3km Taormina-Giampilieri section is also mostly in tunnels. Webuild will use three tunnel boring machines to excavate 25.2 kilometres of ... More Information

Eglinton Crosstown West Extension tunnelling ramps up |

The second tunnel boring machine was recently launched on the scheme to extend the Eglinton Crosstown light rail transit (LRT) line in Ontario, ... More Information

Brisbane authorities unveil £5.6bn tunnel plans

An in depth study found that a new tunnel stretching from Bald Hills to Kedron could be up to six lanes wide and would connect with the airport ... More Information

J.W. White Contracting Leads Summer Tunnel's Major Restoration Project

The restoration of the Boston Summer Tunnel, which carries traffic ... The construction equipment J.W. White is using on the project includes a ... More Information

Record breaking TBM completes water tunnel in Texas

The US$206.7M (£170M) Mill Creek Drainage Relief Tunnel project will provide ... The bored construction work was completed on the tunnel when the ... More Information

Kanpur Metro: Second Tunnel Boring Machine 'Tatya' Begins Tunneling

Gulermak - Sam India Builtwell commissioned tunnel boring machine S92 on Monday (8 August) at Bada Chauraha Station for the first 3.619 km ... More Information

Euro-asfalt picks up Hranjen Tunnel deal

According to media reports, the cost of construction has risen from €41.5 million to €102 million, mainly due to unexpected geological conditions... More Information

Five-year tunnelling project to take place in Bury as part of new £1.75bn water pipeline

Boring machines will cut through the earth and rock and spoil will be removed from behind the tunnelling machine and will be extracted in ... More Information

Construction of Hamburg heating tunnel kicks off

Construction of a new tunnel that will supply northern Hamburg, Germany, with heat from industrial waste started on August 4... More Information

Grand Paris Express to use ground freezing for new station connection tunnel

The two tunnels will pass under Avenue de Verdun to connect the new Line 15 South ... joint venture CAP group, which is led by Vinci Construction... More Information

Texas & Louisiana On the Scene

The next phase will start with construction of the tunnel's concrete liner. Once complete, the Mill Creek Tunnel will include 2 miles of 35-ft-dia ... More Information

India coastal road sets tunnel boring record

Larsen & Toubro, an India-based infrastructure development company, has announced that their Slurry Tunnel Boring Machine (TBM) has achieved a ... More Information

Siemens bags signaling and telecommunication contract for Kolkata Metro Line 3, 6

Chennai Metro to use 23 re fabricated Tunnel Boring Machines for its Phase 2 Project · RINA to prepare DPR for 37-km Sarjapur Road-Hebbal Metro ... More Information

HS2 reveals huge new tunnel at Euston station

Redesigning the tunnel to lower the carbon impact during construction – through reduced material and water use, a reduction in vehicle movements, ... More Information

14 Foot Tunnel Boring Machine Set for Wastewater Project

A new 380-ton tunnel boring machine (TBM) measuring 14 feet 8 inches tall has arrived at a wastewater project in Alexandria, Virginia. More Information

MERET PRO SERIES - Emergency Rescue Team Bags & Accessories

The MERET Pro Series Bags have been designed to help Emergency Rescue Teams do their jobs and save lives. Utilising the strongest materials and adopting smart design techniques with ... More Information

_Incredible new pictures show inside tunnels

The huge Tunnel Boring Machine (TBM) completed its one-mile dig under Long Itchington Wood in Warwickshire. It started its journey at the tunnel's ... More Information

China's new mega tunnel will send water from the Three Gorges Dam to Beijing

Yinjiangbuhan tunnel, connecting to a 1400km open canal, ... said the total length of tunnels and canals under construction or planned for water ... More Information

Tideway pours roof for Albert Embankment shaft

Second tunnel boring machine launched for Stroud sewerage upgrade. Two tunnelling machines are now digging away on Severn Trent's £25M project… More Information

City Rail Link Tunnel Boring Machine breakthrough again at Mercury Lane

Our tunnel boring machine (TBM) is making great progress and today broke through at Karanga a Hape Station... More Information

REM's tunnel boring machine has reached Trudeau airport

The REM's tunnel boring machine has completed a 2.5-kilometre link from the Technoparc in St-Laurent to the underground area where the REM station ... More Information

Work begins on new section of Brenner Base Tunnel

... along with two 16.5km tunnels using two 10m-high tunnel-boring machines (TBMs). The contract also includes lining the tunnel walls and the ... More Information

HS2 offers tunnelling career trial in Warwickshire

Dorothy, BBV's first giant tunnel boring machine (TBM), launched from Long Itchington Wood, Warwickshire in December. She will complete her first ... More Information

Komatsu to trial new-gen tunnel borer at Codelco mine

The latest TBM is enabled with technologies that adapt to small curves, reversing and passing intersections in hard rock tunnels. Previously, TBMs ... More Information

Lower Thames Crossing’s Post

Exciting news! We've just launched our dedicated YouTube channel. Follow our new channel and turn on notifications to be updated when we post a new video... More Information

N.J., N.Y. sign funding agreement on Gateway rail tunnel, bridge. Tunnel work could begin in 2023.

Gov. Phil Murphy and New York Gov. Kathy Hochul signed a first agreement delineating how the two states will fund the local share Gateway project to build a rail tunnel under the Hudson ... More Information

Strait of Gibraltar Morocco-Spain Tunnel Project Updates

Construction of the Morocco-Spain tunnel is expected to commence in 2030. This is according to the Spanish research firm (SECEGSA). More Information

'Nana' And 'Tatya' Begin Work On Creating Underground Tunnels For Kanpur Metro

A tunnel boring machine (TBM) also known as a “mole“, is a machine used to excavate tunnels with a circular cross section through a variety of soil .. More Information

HRBT Summer 22 FINAL

Did you know the word ‘solstice’, is derived from the Latin word solstitium, meaning the time when the sun seemingly appears to stop moving at the minute the summer season arrives... More Information

Shipka Tunnel Project Implementation in Bulgaria Begins

The PSVT consortium was chosen for the Shipka Peak Tunnel project as part of the Gabrovo City bypass near Yantra ... Search for construction leads ... More Information

Bam to divest German tunnelling specialist

Dutch construction company Royal Bam Group has agreed to sell its German infrastructure business Wayss & Freytag Ingenieurbau to Zech Building... More Information

Contract awarded for Coffs Harbour Bypass design and construction

The Federal and New South Wales Governments have awarded the design and construction contract for the $2.2 billion Coffs Harbour Bypass. In a joint venture, Gamuda Australia and ... More Information

Breakthrough at First Koper-Divača Rail Track Tunnel

The first of the seven tunnels on route of the new railway linking the port town of Koper with the Divača railway junction was broken through on Monday with officials telling the ceremony ... More Information

Elon Musk's Boring Company approved for tunnels to downtown Las Vegas

The Boring Company has just received approval from the City of Las Vegas, so that the Elon Musk-led company can extend its tunnel network ... More Information

First TBM in place for Metro Manila Subway

Tunnelling now due to start from Valenzuela City. Photo Credit: Philippines Department of Transportation. THE first tunnel boring machine (TBM) to be ... More Information

Green light for the €1.5BN infrastructure project, Tvärförbindelse Södertörn, in Stockholm

The decision has now been made to start construction for Tvärförbindelse Södertörn, which will primarily relieve the current road 259 and Södra Länken. Together with Norrortsleden and ... More Information

Digging 32km of ‘Power Tunnels’ beneath London

Project director Gareth Burden lifts the lid on National Grid’s efforts to rewire London for the next 120 years by burying a 32.5km network asset beneath the capital... More Information

Construction of underwater Silk Tunnel in Iraq is on track - govt. official

South Korea’s Daewoo Engineering & Construction had bagged the tunnel contract as part of a $2.7 billion deal with the Iraqi government General Company for Ports of Iraq (GCPI), which also ... More Information

hyperTunnel’s growth backed by VINCI investment

hyperTunnel has received a financial investment from VINCI, a global leader in concessions, energy and construction businesses. The funds will be used for business expansion and to further ... More Information