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Robbins Crossover holes through in the Andes

Robbins Crossover holes through in the Andes

A Robbins 4.6 m (15.1 ft) diameter Crossover machine holed through in the Andes Mountains of Chile in the last quarter of 2021. The XRE TBM bored a 3.3 km (2.1 mi) long tunnel for Chile’s Los ... More Information

Latest tunnelling updates from the Namma/Bangalore Metro

Latest tunnelling updates  from the Namma/Bangalore Metro

M/S Afcons Infrastructure LTD is working on the 3.655 Kms, between South Ramp to Rashtriya Military School (RT-01 Package), including the 3 underground stations Diary Circle, Mico Industries and ... More Information

Moscow BCL metro - All tunnels have been completed

Moscow BCL metro - All tunnels have been completed

On 29/12/2021 TBM Lilia completed the excavation of the last 1.2 km section of the BCL in Moscow,  from the Nagatinsky Zaton station to the Klenovy Boulevard: click here ... More Information

New milestones for Pedemontana Veneta construction

At the beginning of December 2021, the Northern tube of a 6 km tunnel the broke through between Castelgomberto and Malo. Which allowed for a 35 km section of road between Bassano Ovest and ... More Information

Numerical standards and certifications to increase efficiency in the development of underground infrastructure projects – BIM for tunnelling

Numerical standards and certifications to increase efficiency in the development of underground infrastructure projects – BIM for tunnelling

Numerical standards and certifications to increase efficiency in the development of underground infrastructure projects – BIM for tunnelling – written by Michel Rives from ... More Information

TERRATEC EPBMs are ready for India's first Regional Rapid Transit System - Delhi-Meerut Project

TERRATEC EPBMs are ready for India's first Regional Rapid Transit System - Delhi-Meerut Project

TERRATEC is pleased to announce the delivery of three (3) new 7.51m diameter Earth Pressure Balance Tunnel Boring Machines (EPBMs) for India’s first Regional Rapid Transit System Project to ... More Information

Grand Paris Express - December updates

Grand Paris Express  - December updates

Line 15 South - The excavation of this line involved 10 TBMs, which installed 128,000 segments and 18,500 rings. In 2019 TBM Steffie-Orbival was the first machine to complete its section, followed ... More Information

Tunnelbuilder welcomes 4STREETS

Tunnelbuilder welcomes 4STREETS

4STREETS s.r.l. is a young company founded in the spring of 2016 by motivated and experienced entrepreneurs who, combining the skills they had acquired in managing numerous construction sites in the ... More Information

Breakthrough - Genoa Junction One project

Breakthrough -  Genoa Junction One project

On 21/12/21 the excavation activities for the new San Tomaso tunnel, a strategic part of the Terzo Valico dei Giovi – Genoa Junction One Project, and the first of the Genoa railway junction, ... More Information

HS2’s London Tunnels programme nears launch date as first TBM’s arrive

HS2’s London Tunnels programme nears launch date as first TBM’s arrive

Press release - The start of tunnelling for HS2 in London is set to begin in 2022 and progress has been made with the delivery of two giant Earth Pressure Balance Tunnel Boring Machines (TBMs) to ... More Information

The UK’s largest Tunnel Boring Machine passes factory acceptance test and begins journey to the Silvertown Tunnel project

PRESS RELEASE - The Riverlinx Construction Joint Venture (BAM Nuttall, Ferrovial Construction and SK Ecoplant) delivering the design and build of the Silvertown Tunnel on behalf of Transport for ... More Information

Cross River Rail – Last breakthrough for the project

Cross River Rail – Last breakthrough for the project

Today TBM Merle broke through at the Northern Portal site, bringing the Cross River Rail project’s year of tunnelling to an end, click here for the video. The Cross River Rail's twin tunnels ... More Information

Construction of Sornaistentunnel approved

Construction of Sornaistentunnel approved

Helsinki City Council have approved the Sornaistentunnel project between the Sornainen coastal road and the Hermann coastal road and its implementation in stages as follows:   In the ... More Information

Clearwater Project Update

Clearwater Project Update

In October TBM Rachel began boring, stopping every 1.5 m (5 feet) to construct a ring of the tunnel wall. About 106 m (350 feet) of tunnel has been completed so far, and the pace is expected to pick ... More Information

The HRBT Expansion Project TBM Arrival Ceremony

Virginia Department of Transportation and Hampton Roads Connector Partners (HRCP) will celebrate the arrival of TBM Mary at The Port of Virginia Portsmouth Marine Terminal on the 14th December 2021. ... More Information

New section of Moscow’s BCL metro opened

New section of Moscow’s BCL metro opened

Russian President Vladimir Putin and Moscow Mayor Sergei Sobyanin opened a new almost 24 km section of the BCL including 10 stations (Terekhovo , Kuntsevskaya , Davydkovo, Aminevskaya , Michurinsky ... More Information

Snowy 2.0 Ramps Up with commissioning of Second TBM

Snowy 2.0 Ramps Up with commissioning of Second TBM

This month Snowy Hydro achieved another exciting milestone, with the commissioning of Kirsten, the second of three TBMs that will excavate more than 27km of tunnels for Snowy 2.0 pumped-storage ... More Information

The feasibility study for the Cluj-Napoca metro has been approved

The feasibility study for the Cluj-Napoca metro has been approved

The Cluj-Napoca City Council have approved the feasibility study (technical documentation and technical-economic indicators), drafted by the Joint Venture  SYSTRA, SWS Engineering and Metrans ... More Information

7th Edition of the ITA Tunnelling awards – The winners 2021

Since 2015, the international competition "the ITA Tunnelling and Underground Space Awards" seeks and rewards the most ground-breaking innovation and outstanding projects in tunnelling and ... More Information

Super sewer tunnel connects at Blackfriars site

Super sewer tunnel connects at Blackfriars site

The breaking out of the concrete plugs either side of the shaft at Blackfriars Bridge Foreshore signals the next step in secondary lining the main ‘super sewer’ tunnel. All sections of ... More Information

HS2 Launches First Midlands Giant Tunnelling Machine

HS2 Launches First Midlands Giant Tunnelling Machine

Press release - Yesterday [2 December] HS2 CEO Mark Thurston pushed the button to start HS2’s tunnel boring machine on its one-mile journey under Long Itchington Wood in Warwickshire, marking ... More Information

Work begins on the German side of the Fehmarnbelt Tunnel Project

Work begins on the German side of the Fehmarnbelt Tunnel Project

On the 29/11/2021 at 11h00a at the Fehmarnbelt tunnel construction site in Puttgarden, Danish Transport minister Benny Engelbrecht, together with Enak Ferlemann from the German Federal Government, ... More Information

Terzo Valico dei Giovi-Nodo di Genova project

Terzo Valico dei Giovi-Nodo di Genova project

The Terzo Valico dei Giovi-Nodo di Genova project has reached another milestone only 6 months after a breakthrough along the planned Valico Tunnel, which will become the longest railway tunnel in ... More Information

Hudson Tunnel Project - Update

Hudson Tunnel Project - Update

Army Corps of Engineers Permit – The Gateway Development Commission has announced that the last major step in the federal regulatory process for the Hudson Tunnel Project has been completed ... More Information

TERRATEC delivers two TBMs for Kanpur Metro’s 1st Underground Section in India

TERRATEC delivers two TBMs for Kanpur Metro’s 1st Underground Section in India

Gulermak/Sam India JV gets ready to commence tunnelling on the Corridor-1 of Kanpur MRTS Project in India. Two 6.52m diameter TERRATEC Earth Pressure Balance (EPB) Tunnel Boring Machines have been ... More Information

Tideway - TBM Selina reaches halfway point in east London

Tideway - TBM Selina reaches halfway point in east London

Selina, the giant TBM creating the final, easternmost section of London’s new super sewer has passed the halfway mark on her underground journey towards Abbey Mills Pumping Station in ... More Information

PRESS RELEASE - First of Cross River Rail’s twin tunnels complete

The first of Cross River Rail’s Tunnel Boring Machines has seen the daylight, for the first time in ten months.  The mega project is one of many being delivered by the Palaszczuk ... More Information

Breakthrough for TBM Armelle on Line 16

On 24/11/2021 Eiffage Genie Civil celebrated the breakthrough of TBM Armelle in Le Blanc-Mesnile  station, Line 16, Grand Paris Express. Click here for the video, here and fr/127 for tunnel ... More Information

BBT - Exploratory tunnel excavation completed

On the 24/11/2021 TBM Serena with a diameter of 6.85m, a length of approximately 300m and weight 1,500 t has reached the Brenner Pass. The TBM has excavated over 14 km of tunnel in 3.5 years. The ... More Information

Progress at HS2 Superhub station Old Oak Common as construction of main station box begins

Press release - Work to construct the 850m-long station box at HS2’s Old Oak Common station began last month as concrete frame and substructure specialist, Expanded, started on site. Expanded ... More Information

Strata Worldwide Announces Nerospec SK Partnership

Strata Worldwide Announces Nerospec SK Partnership

Strata Worldwide is excited to announce a new strategic partnership with technology expert Nerospec SK. Nerospec SK is a developer of cutting-edge machine digitalization systems. Together the ... More Information

Santa Lucia tunnel update

Santa Lucia tunnel update

Work is ongoing towards the completion and opening on the 4 December ( Santa Barbara's day) for new Santa Lucia tunnel in the A1 motorway,  Barberino - Calenzano section.  The ... More Information

Swinoujscie tunnel - Propaedeutic works underway

Swinoujscie tunnel - Propaedeutic works underway

Preparatory works for the construction of emergency exits of the Swinoujscie tunnel, driven under the Swina river, are underway.  The 1,483.8 m single tube tunnel will have a 3.5 m wide lane ... More Information

Tube-2 of the Nilgrar Tunnel-1 completed

Tube-2 of the Nilgrar Tunnel-1  completed

On 22/11/2021 Megha Engineering & Infrastructures Limited (MEIL) achieved a breakthrough on the Zojila tunnel construction project in the Jammu Kashmir-Ladakh region. The project was awarded to ... More Information

Not long to go for the STUVA Expo and Conference 2021!

Its less than a week to go until the STUVA Expo and Conference 2021. The conference will be held from the 24 to 26 November in Karlsruhe. To find out all about the conference please click here for ... More Information

TBM cutterheads arrive at the HS2 West Ruislip portal

TBM cutterheads arrive at the HS2 West Ruislip portal

In West Ruislip, HS2 is preparing the way for the TBMs that will dig  the high speed rail tunnels under West London. The giant cutterheads - part of the first pair of TBMs that will dig  ... More Information

Tunnelling News

'Hi-tech' tunnelling machine utilised at landmark Scottish Water project in Glasgow

A tunnel boring machine (TBM) has been used to complete the installation of a key part of a new trunk water main ... More Information

Construction of parallel Thimble Shoal Tunnel halted after underwater discovery

“It's not unheard of, but it's not every time you go out with a TBM (tunnel boring machine),” he said. The discovery pauses tunneling until February ... More Information

US construction firm bags £169M contract for Ohio overflow sewer

The Northside Interceptor Tunnel (NSIT) project is designed to prevent combined sewer overflows from entering the Cuyahoga River during storms. More Information

Drone video shows Hampton Roads Bridge-Tunnel expansion progress

VDOT officials provided drone footage from June showing the progress on the project. Check out how the work is progressing in the video above... More Information

Go Ahead for 68 Mile Hyperloop Tunnel but "Public Transit" element remains a "Concept"

The Boring Company's planned expansion for the Loop has received approval from the Las Vegas Council. The initial plan for the Vegas Loop was only for 51 stations and 29 miles... More Information

Cleveland's $3B Project Clean Lake Features Large-Scale Storage Tunnels

Designed to reduce pollution in Lake Erie by four billion gallons per year, Project Clean Lake is a 25-year plan being overseen by Cleveland's Northeast Ohio Regional Sewer District ... More Information

North-South Corridor: Torrens to Darlington section

The Australian and South Australian governments are delivering the final and most complex section of the North-South Corridor... More Information

HS2 TBMs complete three quarters of Chiltern tunnels

The two tunnel boring machines (TBMs) delivering the longest tunnels on the High Speed 2 (HS2) railway have passed the three quarters mark. More Information

Main tunnelling at Silvertown Tunnel now complete, photos reveal

It can be revealed that both boreholes of the Silvertown Tunnel are now complete, after a Green politician spotted the tunnel boring machine on the north bank of the Thame... More Information

Breakthrough in evacuation route of Nepal's first tunnel project achieved

The Nagdhunga-Sisnekhola tunnel, the first-ever road tunnel construction project in Nepal, made a major breakthrough in the construction of the ... More Information

Dubai seeks firms for $22bn tunnels project

Dubai Municipality has invited firms to express interest by 11 August in bidding for the contract to provide project management consultancy for deep tunnels and sewage treatment plants ... More Information

Al Fateh Highway tunnel in Bahrain set to open partially

A tunnel is set to partially open to traffic as part of the multi-million dinar revamp of one the major arterial thoroughfares in the heart of the capital. Work of the project is ... More Information

Campaign launched by Shetland Islanders to construct tunnel links

Residents of the Shetland Islands are hoping to push forward plans to construct subsea tunnels to improve transport across the Scottish islands... More Information

Silvertown Tunnel cut and cover sections progress

Work has ramped up on the cut and cover section at the tunnel's south entrance on the Greenwich peninsula, since the arrival of tunnel boring machine. More Information

ACCIONA INVESTS IN MACHINE LEARNING FOR TUNNEL CONSTRUCTION

Tunnel-boring machines (TBMs) have emerged as the safest tunneling method in a context of technological advances in geotechnical engineering, ... More Information

Vizhinjam railway tunnel, third longest tunnel in country, to adopt Austrian tunnelling method

Instead of using the expensive tunnel boring machine (TBM), Vizhinjam International Seaport Limited (VISL) which is implementing the Vizhinjam ... More Information

Wynn is 'making progress' on underground connection to Convention Center

Wynn Las Vegas announced that the Boring Company's Prufrock-2 tunnel boring machine has surfaced at the resort, completing construction on a ... More Information

HS2 Launches Procurement Process for Automated People Mover

A tunnelling milestone for HS2: the tunnel boring machine Dorothy has broken through on the second bore of the Long Itchington Wood tunnel. Siemens ... More Information

Future of Tunnelling | Four High Speed 2 twin bores progressing well despite challenges

Work on High Speed 2's Euston Tunnel construction might have halted, but the construction of the other twin bore tunnels for the project is ... More Information

Afcons Achieves Another Breakthrough with TBM Sudarshan 8.1 at Begumpul RRTS Station

Afcons Infrastructure reaches a significant milestone with the second tunnel breakthrough of Tunnel Boring Machine S88 in Package 8 of the ... More Information

Skanska completes £1.4bn Los Angeles light rail project

The project consisted of a 1.76km long, 6.4m diameter tunnel excavated using a Herrenknecht tunnel boring machine between Union station and the ... More Information

Tunnel boring machine 'MudHoney' reaches destination in Wallingford

SEATTLE — MudHoney, an 18-foot diameter tunnel boring machine, finished its journey in Seattle from Ballard to Wallingford on Monday... More Information

Longest Victorian road tunnels take shape for North East Link project

The Victorian government says North East Link tunnels are now well ... new 6.5 kilometre road tunnels, with two massive tunnel boring machines to ... More Information

By mid-2024, Mumbai-Pune Expressway will have world's widest tunnels

For the tunnels, controlled blasting has been used instead of tunnel boring machines (TBMs), due to the Austrian blasting method's superior speed ... More Information

New funding secured for research into Morocco-Spain underwater rail tunnel

The Europe-Africa Gibraltar Strait fixed link project would amount to the construction of an underwater tunnel housing a high-speed rail link. More Information

Progress on HS2’s Copthall Green Tunnel as Western portal is complete

Engineers working on the HS2 project are celebrating progress as they have completed the western portal of the Copthall Green Tunnel. Located in Hillingdon, the 880m long tunnel structure ... More Information

How India's first underwater metro tunnel was built in record 66 days

India's first underwater metro tunnel is expected to be opened by December this year. It was built about 30 ... World Record in Road Construction. More Information

Gateway Commission Releases Shortlist for $16B Hudson River Tunnel

The commission has said major construction could start as soon as next year, which would put it on track to complete the new tunnel in 2035 and to ... More Information

Groundbreaking Ceremony Held for Nordhavn Tunnel, Copenhagen's New Infrastructure Marvel

It is constructed by a joint venture between Besix and MT Højgaard. The Nordhavn Tunnel will extend the existing Nordhavnsvej tunnel, ... More Information

Tunnelling teams sought for priority Toronto subway extension project

17 MAY, 2023 BY NIA KAJASTIE The Ontario government has kicked off the procurement process for the construction of the Yonge North Subway Extension tunnels. The Yonge North Subway ... More Information

Work commences on new 1.4km road tunnel in Copenhagen

A ground breaking ceremony has been held for the Nordhavn Tunnel, a new 1.4km road tunnel in central Copenhagen being constructed by a Besix - MT ... More Information

Toronto is building a massive $380 million tunnel spanning over 3 kilometres

Construction of the Fairbank Silverthorn Storm Trunk Sewer System project surpassed a key milestone on Monday, when a tunnel boring machine was ... More Information

TBM breakthrough on Grand Paris Express Line 16

Work on Lot 2 of Line 16 of Grand Paris Express metro is now 83% complete, following the breakthrough of a tunnel boring machine (TBM) at Sevran... More Information

The Largest Inner City Tunnel In Greece Is Coming

The extension will include a large tunnel, which will be the largest ... The last section of the route (1 km) will be flat road construction and ... More Information

Elon Musk's Boring Company Just Got the Green Light to Expand Its Las Vegas Tunnel Network

Kirkpatrick was also worried about construction around the airport and wanted to make sure the company had obtained the necessary approvals from ... More Information

NYC's $16 Billion Gateway Tunnel Wins Key Access at Hudson Yards

The construction of New York City's new $16.1 billion rail tunnel took a major step forward Tuesday when the commission overseeing ... More Information

India's First Undersea Twin Tunnels

Twin Tunnel Mumbai: More than two years after 35 men and a giant Chinese Tunnel Boring Machine began cutting though complex geological strata, ... More Information

_TBM “Mireille” completes excavation on Line 16 of Grand Paris Express

The breakthrough by TBM "Mireille" completes the first 5.3 kilometres of the tunnel work connecting Chelles with the municipality of Sevran, resulting ... More Information

Elephant & Castle station tunnelling tender launched

Transport for London has kicked off procurement for the tunnelling works ... and civils construction, and stage two involving the station fit-out. More Information