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Tunnelbuilder welcomes BAJAJ FIBRE TUFF

Tunnelbuilder welcomes BAJAJ FIBRE TUFF

The Bajaj Group - Nagpur is based in Nagpur, Maharashtra, India, and was incorporated in 1961. Bajaj Reinforcements LLP (ISO 9001:2008) are manufacturers of next generation "Macro Synthetic ... More Information

Major pylon removal project gets underway in Snowdonia

2022 will mark a significant milestone with the start on-site of a project to transform a nationally significant Snowdonia landscape that will ultimately remove the overhead electricity line and ... More Information

STRATA WORLDWIDE BECOMES RE-SYSTEMS’ EXCLUSIVE DISTRIBUTOR FOR GEL-TECH POLYMER RUBBER GEL TECHNOLOGY

STRATA WORLDWIDE BECOMES RE-SYSTEMS’ EXCLUSIVE DISTRIBUTOR FOR GEL-TECH POLYMER RUBBER GEL TECHNOLOGY

Press release - RE-Systems Group Americas and Strata Worldwide have signed a new distribution agreement naming Strata Worldwide the exclusive distributor of RE-Systems’ innovative Gel-Tech ... More Information

Sepulveda Transit Corridor scoping deadline approaching – share your comments by Feb. 11, 2022

Sepulveda Transit Corridor scoping deadline approaching – share your comments by Feb. 11, 2022

THE LA Metro is beginning the environmental review phase for the Sepulveda Transit Corridor project, which will build a heavy rail line or monorail between the San Fernando Valley and the Westside ... More Information

Purple Line tunnelling completed between Century City and Wilshire/Rodeo

Purple Line tunnelling completed between Century City and Wilshire/Rodeo

In January two TBMs Ruth and Harriet completed the 1.77 km (1.1 miles) tunnels between Century City and Wilshire/Rodeo station under downtown Beverly Hills  for Section 2 of the Purple (D Line) ... More Information

A submerged tunnel to be built connecting the cities of Santos and Guarujá

A submerged tunnel to be built connecting the cities of Santos and Guarujá

PPI (Investment Partnership Program) Council recommends qualification of studies for a immersed tunnel between the municipalities of Santos and Guarujá, in the state of Sao Paulo, some 80 km ... More Information

First breakthrough for the Phase 4 of Delhi MRTS

First breakthrough for the Phase 4 of Delhi MRTS

A major milestone in DMRC’s Phase 4 construction work was achieved at the end of December 2021 as the first ever tunnelling stretch of Phase-IV of Delhi MRTS was completed at Krishna Park ... More Information

News from Calgary's Green LRT line

The Green Line LRT is the largest infrastructure project in Calgary’s history, with EUR 3.44 bn (CAD4.9 bn) in unprecedented investments from the Government of Canada (33.47%), Government of ... More Information

TERRATEC secures all machines for Surat Metro Rail Project

TERRATEC secures all machines for Surat Metro Rail Project

TERRATEC delivers another EPB TBM that will be used by Gulermak-Sam India JV for the underground works on Phase I of Surat Metro Rail Project in India thus securing all the machines for Phase 1 of ... More Information

Breakthrough for the Coxwell Bypass Tunnel

On the 27/01/2022 TBM Donnie broke through into shaft NTTPT-1, completing 8,490m of the 10,339m tunnel. The construction works were awarded to the Joint Venture North Tunnel Constructors ULC ... More Information

Winning names for the Eglinton Crosstown West and Scarborough Subway Extension TBMs revealed

After thousands of votes from the community, the winning names are in for the Scarborough Subway Extension’s TBM and the two machines that will build the Eglinton Crosstown West ... More Information

Tunnelbuilder welcomes Sandvik

Tunnelbuilder welcomes Sandvik

Sandvik is a high-tech and global engineering Group with about 37,000 employees with a strong commitment to enhancing customer productivity, profitability and sustainability.  Our operations ... More Information

New dates for WTC 2022

New dates for WTC 2022

The WTC2022 Organizing Committee and the ITA announce that the WTC 2022 in Copenhagen will take place from Friday September 2 to Thursday September 8, 2022, instead of April 22 to 28 at BELLA ... More Information

TBM Breakthrough on Lima metro Line 2

TBM Breakthrough on Lima metro Line 2

On the 21/01/2022 Delia, the first TBM to excavate beneath the city of Lima (Peru) and launched in July 2021, has completed the 720-m tunnel section between San Juan de Dios (E-19) and ... More Information

Mumbai Coastal Road - 1st Breakthrough of TBM Mavala

Mumbai Coastal Road - 1st Breakthrough of TBM Mavala

At the beginning of January 2022 L&T completed the 2072 m long tunnel from Priyadarshini Park to Girgaon Chowpatty/Girgaum Chowpatty/Girgaon Chaupty. It’s the first breakthrough for the ... More Information

Geothermal system from tunnel to power visitor centre

The invitation to tender for construction of electrical and lighting installations, piping, data connection cables, control units, etc. for the visitor centre at the Turin-Lyon construction site in ... More Information

First TBMs ordered for Sydney Metro West

Two 1266 tonne, 165 m long double-shield, hard rock, gripper-type TBMs have been ordered to build the city’s next metro rail tunnels as part of the Sydney Metro West project, with the first ... More Information

Progress report for the Brenner Base Tunnel

As of January 2022, 4 main construction lots are under construction: Mules 2-3, Isarco River Underpass (Italian project area); Sill gorge, Sill gorge - Pfons (Austrian project area).  In ... More Information

Breakthrough for DTSS - Phase 2

Breakthrough for DTSS - Phase 2

On the 15/01/2022 the 2nd TBM, named Yuan Ching, with a 7.56m diameter, broke through at around 60m below ground for the Deep Tunnel Sewerage System Phase 2, Contract T-09. The TBM has completed its ... More Information

TBM for Pawtucket Tunnel Project passes FAT

TBM for Pawtucket Tunnel Project passes FAT

On the 14/01/22 the 10.3m Multi-Mode TBM, built by Herrenknecht for Narragansett Bay Commission's (USA) Pawtucket Tunnel Project, passed its Factory Acceptance Testing. The TBM - commissioned by the ... More Information

Canada – Latest News on Eglinton Crosstown West Extension and Scarborough Subway Extension

Canada – Latest News on Eglinton Crosstown West Extension and Scarborough Subway Extension

The TBMs, which will dig the tunnels for the Scarborough Subway Extension and the Eglinton Crosstown West Extension in Toronto, arrived at the ports of Oshawa and Hamilton in mid-December 2021. ... More Information

Excavation for the ECRL’s Genting tunnel starts March 2022

Excavation for the ECRL’s Genting tunnel starts March 2022

The Malaysian Transport Minister Datuk Seri Wee Ka Siong has signed the full approval for the ECRL - East Coast Railway Link, Section C2 (ITT Gombak - Serendah - Puncak Alam  - Port Klang), ... More Information

Single Bore Tunnel Remains the Best Option for BART Silicon Valley Phase II Project

Since 2016, the 8 km (5-mile) tunnel portion of the 9.66 km (6-mile), 4-station planned BART extension through downtown San Jose to Santa Clara has been the most studied and talked about aspect of ... More Information

HS2 reveals images of first landscaped ‘green tunnels’ for Bucks and Northants

HS2 reveals images of first landscaped ‘green tunnels’ for Bucks and Northants

Press release - New images showing the green tunnel at Greatworth, Northamptonshire, with similar designs planned for Wendover and Chipping Warden Modular design set to cut embedded carbon in ... More Information

Everything I learned in a morning hiding in a tunnel under the Chilterns – by Jonn Elledge

Hi Jonn – I hope you’re well. This is just a quick note to see if you would be interested in a guided tour of one of HS2’s first two tunnelling machines (TBMs)... They are ... More Information

ISAVFT 2022 - Extended Call for Papers deadline

The ISAVFT - International Symposium on Aerodynamics, Ventilation & Fire in Tunnels will be held at Brighton (UK) between the 28-30 September 2022. The Call for Papers deadline has been extended ... More Information

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

Tunnelling News

Ho Chi Minh City accelerates Metro Line 2 construction

With synchronized solutions and expanded use of tunnel boring machines, the Ben Thanh–Tham Luong metro project is being fast-tracked to set new ... More Information

IN PHOTOS Indias largest 1334metre TBMs Nayak and Arjuna

India's third home-grown N-sub commissioned; Rajnath also launches stealth frigate, · High-speed rail in India: DPRs for 3 bullet train ... More Information

Philippines: ₱16-billion contract for Manila subway's Airport T3 station, tunnels awarded

This project that will deliver the country's first underground mass transit system. The construction of the NAIA Terminal 3 Station and its tunnels is ... More Information

Bullet train tunnel breakthrough as Surat depot takes shape

Work is now advancing on drainage, waterproofing, and final lining inside the tunnel, while construction of a major rolling stock depot in Surat is ... More Information

Immersion of Fehmarnbelt tunnel elements to start soon, after vessel passes tests

The Fehmarnbelt project is one of Europe's largest infrastructure projects but is running around two years behind schedule after “challenges” with the ... More Information

Betty has made it out of the tunnel six weeks later

Betty the tunnel boring machine has re-emerged from a tunnel at Kirkham as part of a £5.5m project... More Information

China's $47 billion railway into Tibet needs a tunnel borer so powerful it does not yet exist

Now, a purpose-built tunnel boring machine must conquer the Himalayas to complete the most extreme railway project on Earth... More Information

TBM launched for metro Line 11 extension in Madrid

TUNNELLING work is underway on the project to extend Line 11 of the Madrid Metro network, with the launch of a tunnel boring machine (TBM) that ... More Information

TBM cutterhead lift and tunnelling risks for engineers

South Australia's $15.4 billion River Torrens to Darlington (T2D) project has installed the first of three 300‑tonne tunnel boring machine ... More Information

DP World Drives Canada's Infrastructure Build

The terminal handled the arrival and offload of a custom-built Herrenknecht Earth Pressure Balance (EPB) tunnel boring machine from Germany – weighing ... More Information

LA Metro approves route of K Line northern extension project to Hollywood

The analysis found that modern tunneling techniques are safe with pre-construction studies, use of advanced tunnel-boring machines, mitigations and ... More Information

Here's when first massive boring machine will start carving tunnel between New York, New Jersey

STATEN ISLAND, N.Y. — A massive tunnel boring machine is preparing to carve a tunnel between New York and New Jersey after President Donald Trump ... More Information

Beyond the horizontal: how a next-generation TBM conquered Pingjiang's inclined shaft

A variable diameter inclined shaft tunnel boring machine has completed a landmark breakthrough on China's Pingjiang pumped storage hydropower ... More Information

CMRL begins tunnelling for Thiruvanmiyur-Indira Nagar section in phase-II metro rail project

Tunnelling through hard rocks in the 650-metre stretch may take nearly six months, officials say ... More Information

AKTOR’s Tunnels on Brașov–Sighișoara Line, among the most complex in Europe

A railway infrastructure project unfolding in the heart of Transylvania has been ranked, according to an independent comparative analysis, among the most complex and ambitious railway ... More Information

Tunnel-boring machines “Victoria” and “Natali”

The tunnel-boring complexes worked in tandem on the Rublyovo-Arkhangelskaya Line. The tunnel-boring machine complexes (TBMs) “Natali” and “Victoria,” ... More Information

Elon Musk's Boring Company plans mile-long tunnel in Dallas connecting to DART station

The Boring Company is developing a proposed mile-long tunnel in Dallas' University Hills that would link a town center to a nearby DART station, ... More Information

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