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Burata railway tunnel excavation completed

Burata railway tunnel excavation completedOn 26.01.2010 excavation of the 4,068 m-long, 85 sq m twin-track Burata tunnel was completed. Burata is on the 6.4 km Ourense to Amoeiro section of the ... More Information

Innovations at Bauma 2010

Innovations at Bauma 2010The 29th Bauma takes place in three months time at Neue Muenchen Messe, from 19-25 April. The exhibition is sold out, with around 3,000 firms showing their goods. Some ... More Information

NFM Technologies improves on Spanish record

NFM Technologies improves on Spanish recordWhen TBMs of sizes greater than 9 m-diameter complete more than a kilometre in a month, the talk turns to records. NFM Technologies already held the ... More Information

Telvent tunnel management system for Brazil

Telvent tunnel management system for BrazilSpanish IT firm Telvent will install a tunnel management system on the El Morro Alto tunnels in Brazil to enhance safety and reduce accidents.Under the ... More Information

Work starts on Caldecott fourth tube

Work starts on Caldecott fourth tubeCaldecott tunnel is on Route 24 between Oakland and Orinda in California, US. It handles 160,000 vehicles/day through its three tubes, and is overloaded. Work is ... More Information

Madrid-Castilla La Mancha-Valencia-Murcia high speed line progress

Madrid-Castilla La Mancha-Valencia-Murcia high speed line progressExcavation has been completed at the 2,437 m-long El Regajal rail tunnel on the 4.7 km Aranjuez-Ontígola section of the ... More Information

Robbins EPB assembled at Mexico jobsite

Robbins EPB assembled at Mexico jobsiteMexico City officials have celebrated the erection of the country's largest ever TBM with a cutterhead turning ceremony. Next week, the 10.2 m-diameter Robbins ... More Information

Portugal court suspends Marao tunnel construction

Portugal court suspends Marao tunnel constructionConstruction of the twin-tube 5,655 m-long Marao motorway tunnel on the new Amarante-Vila Real highway in Portugal has been suspended following ... More Information

Padley & Venables worldwide

Padley & Venables worldwidePadley & Venables is one of the largest international manufacturers of a wide range of quality tools and bar steels for use in the mining, tunnelling, quarrying, ... More Information

GIA working well in Hong Kong small diameter drainage tunnels

GIA working well in Hong Kong small diameter drainage tunnelsContractor Dragages-Nishimatsu has taken delivery of a fleet of GIA locomotives, shuttlecars and Haggloaders to assist in small diameter ... More Information

Devil's Slide improvement

Devil's Slide improvementOwned and operated by Caltrans, the Devil's Slide project is located on State Route 1 in San Mateo County between the City of Pacifica and the town of Montara, California. ... More Information

Terratec sponsors tunnelbuilder.com

Terratec sponsors tunnelbuilder.comTerratec, our old friends from Tasmania, are starting 2010 with a bang, sponsors of tunnelbuilder.com! For 20 years Terratec has been manufacturing Total ... More Information

Singapore Downtown Line progressing

Singapore Downtown Line progressingContractor Soletanche Bachy is excavating trenches for the slurry walls that will contain the important Bugis interchange station on the new 40 km-long, 33 ... More Information

New guidelines for safety in Italian road tunnels design

New guidelines for safety in Italian road tunnels designANAS has published updated guidelines for safety in Italian road tunnels design, with more information about Italian Risk Analysis Method and ... More Information

Korea Mould for precasting equipment

Korea Mould for precasting equipmentKorea Mould supplies high quality segment lining products for the world's tunnelling industry and a range of similar products for railway, pipejacking, spun ... More Information

Normet increases investment in tunnelling market

Normet increases investment in tunnelling market2009 proved to be a good year for Normet, promoting the decision to invest another EUR1 million at their plant in Iisalmi, Finland. 2010 has started ... More Information

Petrobras prepares Gastau tunnel

Petrobras prepares Gastau tunnelPetrobras has already contracted for a 6 m-diameter tunnelling machine in Germany for the excavation of the underground portion of the 98 km-long Gastau gas pipeline ... More Information

Twenty years of Terratec

Twenty years of TerratecIn 1990, Tony Peach and Al Jones, after long experience working on projects around the world with The Robbins Company and its affiliates, decided to move to Australia. ... More Information

Jondal tunnel length decided

Jondal tunnel length decidedThe alignment and length of Norway's Jondal tunnel has finally been decided. The tunnel will be 9,970 m-long and will run through Kvinnherad and Jondal municipalities. ... More Information

IPS Group New Year greetings

IPS Group New Year greetingsThe IPS group would like to extend best wishes for a Happy and Prosperous New Year to all our clients and personnel.As we embark on our 22nd year in business as an ... More Information

Terratec celebrates 20th anniversary

Terratec celebrates 20th anniversaryTerratec, the renowned Australian designer and manufacturer of TBMs, raise borers, and specialized tunnelling and mining systems, is celebrating its 20th ... More Information

Breakthrough at Gondar Station on Rome Metro B1

Breakthrough at Gondar Station on Rome Metro B1On 03.12.2009 the 6.76m-diameter EPB TBM (odd track) entered the Gondar station of the B1 Metro line in Rome, having started its drive at Conca d'Oro ... More Information

Design approval for refurbishment of Fossino tunnel

Design approval for refurbishment of Fossino tunnelANAS has approved the design for A3 Salerno-Reggio Calabria motorway, km 148,800 - 153,400 section, between Fossino tunnel and Laino Borgo exit in ... More Information

Sandvik rigs score in Indian oil storage project

Sandvik rigs score in Indian oil storage projectFour Sandvik DT 820 underground jumbo drill rigs are being used for the construction of India's first underground crude oil storage cavern, located at ... More Information

Intertunnel 2010 gains pace

Intertunnel 2010 gains paceAs the only Italian exhibition dedicated exclusively to the tunnelling industry, Intertunnel is drawing some of the great names to Torino for 8-10th June, 2010. Palazzoli ... More Information

Breakthrough of Barritteri tunnel on the A3 Salerno-Reggio Calabria

Breakthrough of Barritteri tunnel on the A3 Salerno-Reggio CalabriaOn 04.12.2009, the Consortium Salerno-Reggio Calabria, composed of Impregilo and Condotte, broke through the EUR105 million, 2.5 ... More Information

Hedinsfjardargong opening delayed

Hedinsfjardargong opening delayedAt the beginning of April, 2009, the last 40 m of the Hedinsfjardargong tunnel between Ólafsfjördur and Siglufjördur in north Iceland was blasted open. The tunnel ... More Information

New Zealand Rosedale sewer outfall holed

New Zealand Rosedale sewer outfall holedThe 3.3 m-diameter EPB employed by McConnell Dowell on the 2.95 km-long Auckland Rosedale outfall has holed through into the prepared subaqueous shaft, some ... More Information

Robit Rocktools to sponsor tunnelbuilder.com

Robit Rocktools to sponsor tunnelbuilder.comFinland-based Robit Rocktools has gone from strength to strength since the company first became a tunnelbuilder advertiser. Now a major player in the ... More Information

IPS Group Tunnelling Department introduces Keith Gill

IPS Group Tunnelling Department introduces Keith GillIPS Group is pleased to announce that Keith Gill has joined the company and is now representing the IPS Tunnelling Department in the United ... More Information

Sandvik rigs for Vietnam hydro

Sandvik rigs for Vietnam hydroThe Dakmi 4 hydro plant project in Vietnam experienced unforeseen severe rock conditions near the portal of the 3.37 km-long tailrace tunnel, requiring the driving of a ... More Information

BASF launches improved ecological tail sealant

BASF launches improved ecological tail sealantZurich-based BASF Construction Chemicals has launched a specially developed tail sealant with low ecological impact designed for open mode EPB and hard ... More Information

Herrenknecht breakthrough at Buettenberg

Herrenknecht breakthrough at BuettenbergOn 20.11.2009 the 2,500 t Herrenknecht TBM broke through on the first tube of the 1,230 m A5 Buettenberg tunnel on Biel bypass. It will now be moved to ... More Information

Breakthrough for Thessaloniki metro

Breakthrough for Thessaloniki metroIn 2007, Attiko Metro of Athens awarded the EUR958 million contract for design, construction and commissioning of the 9.5 km Thessaloniki metro to an Italian-Greek ... More Information

RITCO joins tunnelbuilder.com

RITCO joins tunnelbuilder.com Royal Industrial Technology Corporation, or RITCO, is the largest tunnel management engineering company in Korea, with 90% market share for roads tunnels of 1-5 km in ... More Information

Tunnel safety and security conference

Tunnel safety and security conferenceThe fourth international symposium on tunnel safety and security, ISTSS, will take place in Frankfurt, Germany from 17-19th March, 2010. Online registration is ... More Information

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Tunnelling News

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

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