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Breakthrough on Camarillas railway bypass

Breakthrough on Camarillas railway bypassAfter a 140-day drive, on 03.07.2009, TBM Nenica broke through on the longest tunnel (2,250 m) of the Camarillas railway bypass on Spain's ... More Information

CAT man for Lovat

CAT man for LovatDick Cooper, general manager of Caterpillar Global Mining Operations for the Melbourne and Burnie facilities, has taken Lovat Tunnel Equipment under his wing, succeeding Rick Lovat ... More Information

ITA sets up training foundation

ITA sets up training foundationThe goal of the ITA-CET foundation is to be the link between universities, research facilities and consultancies and all types of professionals working in the ... More Information

BarChip fibre passes ten year milestone

BarChip fibre passes ten year milestoneBarChip is a highly engineered synthetic fibre produced by Elasto-Plastic Concrete (Europe) Ltd that has been developed to meet the toughest demands of the ... More Information

Robbins HP TBMs bore water tunnels in Andhra Pradesh

Robbins HP TBMs bore water tunnels in Andhra PradeshOn 24.06.2009 a 10.0 m High Performance (HP) Robbins Double Shield started to bore under the Nagarjuna Sagar National Park, the second tunnel of ... More Information

Singapore LTA awards two DTL2 stations to Sembawang

Singapore LTA awards two DTL2 stations to SembawangSembawang Engineers and Constructors, part of the Punj Lloyd group, has pocketed the EUR186 million contract for Botanic Gardens and Stevens ... More Information

Robbins HP TBMs bore water tunnels in Andhra Pradesh

Robbins HP TBMs bore water tunnels in Andhra Pradesh Minister for Major Irrigation Ponnala Lakshmaiah formally launched the drilling of the second tunnel of the Pula Subbaiah Veligonda project in ... More Information

GIA wins in small section Slovakian tunnel

GIA wins in small section Slovakian tunnelA complete line-up of GIA tunnelling equipment comprising two locomotives, four shuttle cars, and a crawler-mounted 9HR/B Haggloader were used by Skanska BS ... More Information

Simple wireless security

Simple wireless securityPrevention of unauthorised entry into tunnelling sites has never been more important to protect both personnel and equipment as well as the general public from site ... More Information

Zurich western bypass open to traffic

Zurich western bypass open to traffic The A3 western bypass in Zurich, including the Uetliberg Tunnel (2 x 4,430 m) and the Aescher tunnel (2,176 m, 2,142 m), opened to traffic on 04.05.2009. The ... More Information

Monte Grosso and Vispa tunnels open in Savona province

Monte Grosso and Vispa tunnels open in Savona provinceThe third lot of the ex SS 29 Colle di Cadibona bypass from km 133 to km 138.150, including the Big Mountain (1,480 m) and Vispa (480 m) ... More Information

BASF launches "Expanding Horizons" campaign for underground construction

BASF launches "Expanding Horizons" campaign for underground constructionAll underground solutions to be marketed under MEYCO brand. click here 25/09. More Information

Tunnel advance control system

Tunnel advance control systemOur good friend Uli Ramminger from tacs has issued his June, 2009 newsletter in time for RETC at Las Vegas, where he is exhibiting the latest tacs guidance equipment. To ... More Information

Modern tunnel guidance system

Modern tunnel guidance systemPPS guidance systems are designed specifically for TBMs and roadheaders, giving the operator all of the necessary information to keep his machine on course and to return ... More Information

Normet: Best year ever in 2008

Normet: Best year ever in 2008For Normet Group, one of the worldwide leading manufacturers of mining and tunnelling machinery, 2008 was the best year in its history. Its turnover reached 107 million ... More Information

Early breakthrough at Gotthard base tunnel

Early breakthrough at Gotthard base tunnelThe TBM Gabi I started driving southwards from Erstfeld on 4.12.2007. Some eighteen months later, and half a year earlier than planned, it reached its ... More Information

New breakthrough in Gotthard base tunnel in Switzerland

New breakthrough in Gotthard base tunnel in SwitzerlandThe TBM Gabi I started driving southwards from Erstfeld on December 4, 2007 and eighteen months later, and half a year earlier than planned, it ... More Information

Work begins on largest US mass transit project

Work begins on largest US mass transit project Work is scheduled to begin this month on the Mass Transit Tunnel to link New Jersey with New York. The DoT has committed $3 billion to the project over ... More Information

Metroul/Systra consortium awarded Romania Metro

Metroul/Systra consortium awarded Romania MetroThe EUR9.6 million construction supervision contract for Line 5 of Bucharest metro has been awarded to the Metroul/Systra consortium. Read ... More Information

World's longest tunnel page

World's longest tunnel pageOur old friends Gunnar Lotsberg and Eugenio Merzagora have been revising and updating WLTP, our companion website, and seem to have finally nailed every operating tunnel ... More Information

New Atlas Copco long hole rock drills

New Atlas Copco long hole rock drillsAtlas Copco has launched two new versions of its well-proven COP 1838 hydraulic rock drill for underground long hole drilling applications. Read more. More Information

Austria and Italy agree Brenner tunnel construction

Austria and Italy agree Brenner tunnel construction Last week, in Rome, the transport ministers of Austria and Italy signed a definitive agreement on the construction of the 56 km-long Brenner rail ... More Information

Surplus 6.44 m-diameter TBM for sale

Surplus 6.44 m-diameter TBM for saleA 2005 vintage MHI 6.44 m-diameter EPB that has tunnelled less than 3.2 km is available in the US for immediate sale, together with trailing gear and most ... More Information

Villa Vomano-Teramo section of A24 commissioned

Villa Vomano-Teramo section of A24 commissionedThe dualling of the Villa Vomano-Teramo section of Italy's A24 Tirrano-Adriatic highway, together with the 826 m-long Carestia tunnel, was completed on ... More Information

Austria reports progress

Austria reports progressOn 24.04.2009, the 13 m-diameter TBM completed the 3,470 m rock section of the twin-track of the 4.48 km-long Jenbach tunnel (lot H8) on Unterinntalbahn. Visit tunnelbuilder ... More Information

Success assured at RETC in Las Vegas

Success assured at RETC in Las VegasMore than 100 exhibitors are listed for the upcoming RETC conference taking place at Caesars Palace in Las Vegas from 14-17th June, 2009. Included are numerous ... More Information

Lovat sells five TBMs to Sochi

Lovat sells five TBMs to SochiCanadian manufacturer Lovat is supplying five TBMs to the Sochi project on Russia's Black Sea coast to mine three service tunnels and two railway tunnels for use during ... More Information

World first - Herrenknecht EPB drives from Europe to Asia

World first - Herrenknecht EPB drives from Europe to AsiaGerman manufacturer Herrenknecht has reported the successful breakthrough of its 6.11 m-diameter EPB on the new 3.4 km-long Melen 7 water ... More Information

Recession recovery with tunnelbuilder.com!

Recession recovery with tunnelbuilder.com!Going daily at tunnelbuilder.com has already increased our readership by 6% year on year, with an average of 921 professional tunnelling engineers now ... More Information

Gautrain tunnels nearly complete

Gautrain tunnels nearly complete Gautrain has reported that more than 90% of the 15 km tunnel along the 80 km link between Tshwane and the OR Tambo International Airport has been completed. The ... More Information

Indian deal for NFM Technologies

Indian deal for NFM TechnologiesNFM Technologies has signed a Memorandum of Agreement with Indian company BEML to seal an exclusive strategic partnership with a view to becoming a principal supplier ... More Information

NFM Technologies EPBs for Beijing metro

NFM Technologies EPBs for Beijing metroDuring July and August this year NFM Technologies will supply China Railway Construction (B12) with two 6.28 m-diameter EPBs for line 10 of the Beijing metro. ... More Information

Robbins single shield TBM for Laos headrace

Robbins single shield TBM for Laos headraceItalian company CMC (Ravenna) will use a Robbins Single Shield TBM to construct the 5.5 km-long headrace tunnel for the Theun Hinboun expansion project on ... More Information

Recovery lessons (3)

Recovery lessons (3)Today, 28.04.2009, we are publishing the first tunnelling bid that has resulted directly from the measures announced by various governments to bring forward infrastructure ... More Information

Recovery lessons (2)

Recovery lessons (2)Improving road and tunnel safety in Italy The White Paper on transport policy in Italy requires a halving of road victims by 2010, as a result of which the automobile club ACI ... More Information

Work resumes on Cesana tunnel

Work resumes on Cesana tunnelItalian road agency ANAS has approved the technical variations needed to resume work at the 1,840 m-long Cesana tunnel on the SS 24 at Monginevro, in Turin province. ... More Information

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