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A fleet of JIMT/TERRATEC EPBMs gear up for Taiwan’s Taoyuan MRT Green Line

On behalf of its group company, JIMT, TERRATEC delivers the last two of four EPBMs that will be used by FUTSU-OBAYASHI-CEC JV (FOC JV) for the underground works on Taiwan Taoyuan Mass Rapid Transit ... More Information

Second tunnel excavated for Snowy 2.0

The Snowy 2.0 pumped-hydro mega project has achieved another important construction milestone, with a second tunnel excavation completed at Lobs Hole in the Snowy Mountains. The 2.93-km ... More Information

New breakthrough for TBM Houda

On the 29/05/2023 TBM 7, named Houda, broke through at the Becquerel manufact in Sevran, Lot 2, Line 16, as part of the Grand Paris Express route. The contractor consortium is NGE - BTP - Webuild. ... More Information

TBM Phyllis arrives at Broadway-City Hall

On 26/05/2023 Phyllis, the second of two massive TBMs that are excavating twin tunnels for the Broadway Subway Project, broke through to the future Broadway-City Hall Station, marking another ... More Information

Minneapolis Central City Tunnel: Project updates

The City of Minneapolis Public Works Department is constructing a new parallel storm tunnel, enlarging a portion of the existing storm tunnel, and constructing a new tunnel access in Downtown ... More Information

Press release - The Norwegian Coastal Administration continues work on the Stad ship tunnel

In early May the Norwegian government presented its proposal for a revised national budget for 2023. There it emerged that the cost estimates for the Stad ship tunnel have increased ... More Information

The American Shotcrete Association Courses

The American Shotcrete Association (www.shotcrete.org) provides ACI Shotcrete Nozzleman and/or Shotcrete Inspector Certifications worldwide! As the foremost resource for shotcrete application, ... More Information

Φ14.02 TBM 'New Crossing' Assists the Breakthrough of Shanghai Airport Link Line Tunnel Section Parallelling with High Speed Railway.

On April 12th, the 14.02-meter large diameter CRCHI TBM named 'New Crossing' successfully completed its Lot II tunnel section, by tunnelling the Shanghai airport link line for the first municipal ... More Information

BART Silicon Valley Phase II Project - Preparing for Early Construction Activities at Newhall Yard site

In preparation for construction of VTA’s BART Silicon Valley Phase II Extension Project, VTA’s tunnel and trackwork contractor, Kiewit, Shea, Traylor (KST) have developed a Construction ... More Information

Work underway on the High Speed Railway Bypass in Florence, Italy

On 15 May 2023 the official ceremony was held for the beginning of the construction of the Florence high-speed bypass which included the new high-speed station Firenze Belfiore. The ... More Information

West Gate Tunnel Project - the boring of the two twin tunnels is now complete

The West Gate Tunnel Project marked a major milestone with TBM Bella breaking through in South Kingsville, completing a 4km journey from the west side of the Maribyrnong River under Yarraville, to ... More Information

Update on Robbins Main Beam TBM for the Lower Meramec Phase 2 tunnel

The Robbins Main Beam TBM for the Lower Meramec Phase 2 tunnel packs a lot into a small 3.35 m diameter: 360-degree probe drilling, high-performance drive motors, 192 tons of machine. See the ... More Information

Eurock 2024 - Call for Abstracts

Press Release - The call for abstracts for Eurock 2024 has opened! The European Rock Mechanics Symposium will be held in Alicante (Spain) on July 15-19, 2024. Click here to submit your ... More Information

NASTT 2024 No-Dig Show Call for Abstracts

The North American Society for Trenchless Technology (NASTT) is accepting abstracts for its 2024 No-Dig Show to be held at the Rhode Island Convention Center in Providence (Rhode Island, USA) ... More Information

India/Agra Metro - TBM Yamuna breaks through at Agra Fort station

Back in February the Robbins crew and contractor Afcons Infrastructure Ltd (Mumbai)/ Sam India Builtwell Pvt Ltd (Delhi) celebrated the site acceptance test for the first of two 6.65 m diameter and ... More Information

USA/Texas - Arrived on site the TBM EPB for the PL19TUN integrated pipeline project

Traylor-Sundt Construction Joint Venture continues to make progress on the Section 19 Long Tunnel Crossings (PL19TUN) integrated pipeline project in Henderson County, Texas. The project is spread ... More Information

TERRATEC EPB TBM is rocking at Mithi River

Press release - TERRATEC 3.14m diameter EPB TBM is making excellent progress for Mithi River Water Quality Improvement Project in Mumbai, India. TERRATEC 3.14m diameter Earth Pressure Balance ... More Information

CIFA takes its ninety-five years of history to Samoter

Press release - CIFA will be at Samoter 2023 (area F stands 21-24) while celebrating its 95th anniversary. Since its foundation, CIFA has grown alongside the changes all around the world, ... More Information

The World's Largest - 52 TBMs Group in Guangzhou Metro Construction

The construction project of Guangzhou Metro Line 18/22, as the largest metro investment in China, has attracted much attention. CRCHI has tailored 52 φ8.8m EPB/Slurry TBMs for the project, ... More Information

WTC 2023 - Digital presentation information

On 25/04/2023 the digital presentation to showcase the World Tunnel Congress 2023 was held online. The actual congress will be between the 12-18 May at the Megaron Athens International Conference ... More Information

STUVA-Expo 2023 - More than 150 exhibitors already registered

STUVA Expo will take place in Munich on the 8th and 9th of November 2023 alongside the STUVA Conference. Already more than 150 companies have already booked their trade fair ... More Information

HS2’s multi-billion-pound boost for UK businesses

HS2’s construction is helping to keep over 2,000 UK businesses afloat as they continue to tackle difficult economic conditions. Latest figures from HS2 show that tier two subcontracts ... More Information

€3 Billion in news tenders on the way for the new stage of the Lyon-Turin project

PRESS RELEASE - New tenders, with an estimated value of EUR3 billion, are on the way to build the Mont Cenis base tunnel which is under construction beneath the Alps between France and Italy. More ... More Information

First Tunnel Breakthrough achieved in Delhi

At the beginning of April NCRTC achieved its first tunnel breakthrough for the Delhi section of the Delhi - Ghaziabad - Meerut RRTS corridor. The TBM Sudarshan 4.1 made the breakthrough from the ... More Information

Green Light from Bolzano Municipality for the new Virgolo railway tunnel

On the 17/04/2023 the Bolzano City Council gave the go ahead for RFI to construct the new Virgolo railway tunnel with three tracks and the moving of the Merano line junction. The new Virgolo tunnel ... More Information

First TBM arrives at Broadway City Hall

On April 14, 2023 Elsie, one of two TBMs constructing the twin tunnels for the Broadway Subway, brokethrough to the future Broadway-City Hall Station, that will be the busiest and largest station on ... More Information

Snowy 2.0 Project Update

Construction of Snowy 2.0 - a critically important, pumped-hydro expansion of the Snowy Scheme in Australia, continues to make progress across multiple worksites. The project involves linking two ... More Information

HS2 launches third tunnelling machine in London

HS2 has once again begun tunnelling under the capital, launching its third giant Tunnel Boring Machine (TBM) in London. The tunnel won’t be used by HS2 trains, but instead will be used to ... More Information

World Tunnel Congress 2023: “The underground space is often undervalued as an asset”

A conversation between Arnold Dix, President of ITA and Nikolaos Roussos, President of GTS As the new edition of the WTC in Athens from 12 to 18 May approaches, Arnold Dix, President of the ... More Information

Chennai Metro Update

Marina Beach to Kodambakkam Flyover - The underground section of this corridor is split into two packages (UG-01 & UG-02) each of which contains 4 km of twin tunnels. In order to complete ... More Information

TERRATEC TBMs launched for Surat Metro

TERRATEC Tunnel Boring Machines keep on advancing on Surat Metro Rail project in India. TERRATEC is pleased to announce the launch of another EPB TBM for Surat Metro in India. This unit is a ... More Information

BBT - TBM Virginia has reached the border with Austria

On 28/03/2023 an important milestone was reached for the Brenner Base Tunnel, on the Italian side, at the Mules (BZ) construction site. After 14 km of excavation and almost 4 years of ... More Information

HS2 tunnelling team celebrate milestone TBM breakthrough in Warwickshire

Press release - Today [Thursday 30 March] HS2’s tunnelling team in Warwickshire celebrated the milestone breakthrough of tunnel boring machine ‘Dorothy’ as the giant cutterhead ... More Information

Robbins TBM Miss Briella will drive the Lower Meramec Tunnel Phase 2 project

AFFHOLDER (formerly known as SAK Construction, LLC tunneling) will use the TBM named Miss Briella for the Lower Meramec Tunnel Phase 2 project, part of the Metropolitan St. Louis Sewer District. ... More Information

Tunnel segments arrive for HRBT Expansion Project

Last week the HRBT Expansion Project hit a major milestone as the first set of tunnel segments arrived by barge to the South Island from the precast plant in Cape Charles, VA. Nine (9) tunnel ... More Information

High Speed Two: Euston

Press release - The government should use the two-year pause on new construction work at HS2 Euston to develop a design that is affordable, deliverable and value for money, according to a new ... More Information

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Tunnelling News

Hudson Tunnel Project marks major 2026 construction progress on both sides of the river

Work on the Hudson Tunnel Project in North Bergen is continuing to advance through several major construction steps reached so far this year... More Information

HS2 Ordered to Slash Costs and Construction Time in Major Government Reset

The Transport Secretary has instructed HS2 Ltd to identify options that could cut billions from the project’s cost and bring trains into service sooner, as the government pushes for a ... More Information

SRL East TBMs arrive in Burwood

Two more tunnel boring machines (TBMs) have arrived in Melbourne ready for tunnelling of Suburban Rail Loop (SRL) East to start this year. The TBMs ... More Information

$100 Million Allocated for Ft. Laramie Canal Tunnel Project

Laramie Canal Tunnel Project. The Department of the Interior announced the funding Tuesday as part of the $889 million for water infrastructure ... More Information

What are the benefits of using tunnel boring machines in infrastructure projects?

Ask NCE has been updated to Answers 3.0, allowing you to ask civil engineering-focused questions and receive clear, practical responses such as ... More Information

Minsk Metro, together with "Alesya," will start digging with "Mariya."

It was noted on a transport forum that parts of a second tunnel boring machine (TBM) for laying tunnels began to be brought to one of the construction sites of the third metro line... More Information

TBM for Lyon-Turin project unveiled

The first of two tunnel boring machines for the Italian section of the 57.5km Mont Cenis Base Tunnel has been unveiled... More Information

NFR achieves breakthrough in Tunnel No 8 of Sivok–Rangpo railway project

Tunnel No. 8 is one of the major tunnels of the project with a total length of 4.148 km and an additional adit measuring 1.010 km. The excavation and ... More Information

Suburban Rail Loop hits tunnelling milestone as eight TBMs arrive on site

The Suburban Rail Loop has reached a major construction milestone, with eight tunnel boring machines now on site ahead of tunnelling later this year... More Information

$16bn Hudson Tunnel project could pause again 'in two to three months'

Components of the first tunnel boring machine (TBM) that will be used for the Palisades Tunnel Project arrived at ... More Information

Hinkley Point C | TBM readied for 620m long fish return tunnel

The tunnel boring machine (TBM) that will excavate the fish return tunnel has been christened Sarah Guppy by local schoolchildren, in tribute to ... More Information

Bhopal Metro's Orange Line Tunnelling Begins

The Bhopal Metro project has recently reached an important milestone as tunnel boring machines (TBMs) have been positioned to begin digging work on ... More Information

A Chinese team rescued a $50M tunnel machine stuck 177 feet underground

Chinese engineers have pulled off a stunning rescue, saving a tunnel boring machine (TBM) stuck 177 feet underground beneath the Yangtze River. More Information

Fort Smith named finalist in Elon Musk's Boring Company tunnel challenge

The company selected Fort Smith's proposal from 487 applicants. The company says the winning project will receive construction of a one-mile tunnel ... More Information

Bengaluru: Four infrastructure firms bid for Hebbal short tunnel

Bengaluru infrastructure: Four firms, including Dilip Buildcon and Max Infra, bid for BDA's Rs 1086 crore Hebbal short tunnel project... More Information

TBM readied for Montreal's Blue Line extension

A custom-made 9.7m-diameter tunnel boring machine (TBM) has been assembled and lowered ready to excavate the tube from the future Vertières stop to ... More Information

$11.5B Brenner Base Tunnel Nears End of TBM Excavation

With TBMs Olga and Wilma closing in, the 55-km rail project shifts from excavation to systems integration ahead of its planned 2028 opening beneath ... More Information

$6.75 Billion Unlocked for Turkey's Bosphorus Rail Project

Multiple Earth Pressure Balance (EPB) Tunnel Boring Machines (TBMs) will need to be mobilized to carve out the subterranean corridors leading up to ... More Information

Tunneling for Nashville's underground Tesla project has begun

The Boring Company said that the first three weeks of the project will consist of the Prufrock-MB1, a machine that will help carve out the tunnel, ... More Information

Hudson Tunnel Project construction resumes

I look forward to celebrating the launch of our tunnel boring machines through the Palisades once GDC has assurance it will receive the steady flow ... More Information

Lower Thames Crossing

British suppliers could meet 90% of low carbon steel requirements. The proposed machine would be 16.4m in diameter, large enough to create a three‑lane tunnel bore, and is intended to dig ... More Information

Inside the Tunnel Boring Machine, Southampton Link Main project

A six-tonne tunnel boring machine is digging deep below the ground in Hampshire to help keep the county's taps and rivers flowing... More Information

TBM maestro inspects sites ahead of massive tunnel drive

The first machine components have arrived for the tunnel boring machines (TBMs) to be deployed on the Suburban Connect sites in Melbourne. More Information

Metrolinx provides major updates on subway and LRT projects across the GTA

Tunnel boring is advancing on multiple projects, with Scarborough's TBM ... Metrolinx says “Diggy Scardust,” the project's tunnel boring machine, is now ... More Information

Work in Progress: High-tech TBMs ready to carve underground corridor

The Bhopal Metro Rail Project is transitioning into its most challenging and sophisticated phase as two state-of-the-art Tunnel Boring Machines (TBMs) ... More Information

Sarens helps extract TBM at BC water supply project

The Annacis Water Supply Tunnel Project aims to increase the reliability and capacity of the water supply system in New Westminster, British Columbia. When complete, the tunnel will ... More Information

Judge rules in favor of New York and New Jersey for now in $16B tunnel fight with Trump

A federal judge ruled Friday to temporarily block the Trump administration from suspending federal disbursements for the Gateway Tunnel Project... More Information

Webuild: award for Sustainability Report for commitment to decarbonise through innovation

This includes the large tunnel-boring machines deployed on some of Europe's most complex projects: from the Salerno-Reggio Calabria ... More Information

Clearwater update reports initial entry area is 'stable and intact'

The tunnel boring machine being used in the project remains trapped underground just ahead of where the breach occurred. The ambitious, $630 ... More Information

Tunnel Boring Machine Market Size estimated at USD 7.08 Billion

The Tunnel Boring Machine (TBM) market is experiencing significant growth, driven by increasing urbanization, infrastructure development, ... More Information

Completing the First Section of Line 3: Tunnel Boring Machine Roars as it Emerges at Balboa

The Panama tunnel boring machine emerged and completed its first major task: the first section of the Line 3 Metro tunnel. More Information

Twin tunnel-boring titans prepare to dig new road under Sydney Harbour

Twin tunnel-boring titans are preparing to launch under Sydney Harbour to dig out a new road crossing from Birchgrove to Waverton... More Information

Monica Breaks Ground on Snowy 2.0

Monica the tunnel boring machine, with the renewable energy mega-project now more. TBM Monica is among the world's most advanced tunnel boring machines... More Information

Snowy 2.0 sets new tunnel boring machine to work, completes 46 underground concrete pours

Snowy 2.0 has set to work a fourth tunnel boring machine, a $75 million piece of drilling equipment purpose built to complete excavation of the huge pumped hydro project’s “geologically ... More Information

World's 'largest' underground assembly of tunnelling machines happening beneath Sydney

Workers are craning into place about 167 major pieces that will form the first of two giant boring machines. Once assembled like giant Meccano sets, ... More Information

Tunneling Begins on Major Water Pipeline for South Hillsborough

TAMPA, Fla. — Tampa Bay Water has begun construction on a major underground pipeline project aimed at meeting rising water demand in southern Hillsborough County, where population growth ... More Information

The massive £3billion tunnel designed to connect two continents under the sea

The construction of a huge underwater multi-tiered tunnel is underway in Turkey, that will create a direct route from Asia to Europe - and is expected to carry 1.3 million passengers a ... More Information

Riederwald Tunnel in Frankfurt is further delayed

Traffic was supposed to start flowing through the controversial Riederwald Tunnel in Frankfurt in 2033. But that's unlikely to happen. The €1.5 billion project is facing further delays – ... More Information

What happens to our metro tunnel boring machines when they hit the end of the line?

These mechanical behemoths were Betty and Dorothy, the tunnel boring machines tasked with digging the Sydney Metro West tunnels. Loading. The ... More Information

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