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Australian conference call

Call for papers for the fifteenth edition of this triennial event to be held at Hilton Hotel, Sydney 17-19th September, 2014. More Information

Four Robbins EPBs for Brazil

Four Robbins EPBs for Brazil

Metro Fortaleza will be the first application of Robbins EPBs in Brazil. Four 6.92 m-diameter machines have been ordered ahead of contractor selection. More Information

ExpoTunnel in Bologna, Italy 17-19 October 2013

ExpoTunnel in Bologna, Italy 17-19 October 2013

The first edition of the trade show dedicated to all product sectors related to underground, for the creation of underground works as well as the investigation and exploration of ground conditions, will take place on 17th-19th October, 2013 at Bologna Fairground. More Information

SR99 TBM starts digging

SR99 TBM starts digging

On 30.07.2013 TBM Bertha, involved in the Alaskan Way Viaduct Replacement More Information

Sandvik drilling rigs for Sakarya

Sandvik drilling rigs for Sakarya

Contractor Bayburt has ordered seven Sandvik rigs for its Turkish State Railway project More Information

iPS seeking TBM professionals

International recruitment consultant iPS is currently looking for personnel for an upcoming project in Europe starting mid-September. More Information

San Giorgio/Brunico bypass proposals

Florian Mussner, provincial commissioner of public works at Bolzano, presented the 13 variants for the construction of a bypass in San Giorgio/Brunico. More Information

Mom Chung bites dirt at San Francisco

On 26.07.2013 the Robbins EPB, named Mom Chung, started digging, kicking off construction of San Francisco’s new subway tunnel. More Information

TBM Martina ended Sparvo tunnel

TBM Martina ended Sparvo tunnel

On 29.07.2013, after only eight months tunnelling, the 15.62-diameter TBM Martina, built by Herrenknecht for Toto Costruzioni Generali, broke through the 2,600 m south tube of Sparvo tunnel More Information

Terratec microtunnelling system for Bangkok

Terratec microtunnelling system for Bangkok

Terratec has completed factory acceptance tests for a 1.5 m-diameter microtunnelling system to be used in the Bangkok metropolitan area. More Information

Another tunnelling milestone

Tunnelling has been concentrated in Italy, Norway and Spain over most of the 15 years during which tunnelbuilder has been monitoring activity. More Information

Delegations at ExpoTunnel

Delegations at ExpoTunnel

Major Russian and Brazilian delegations will be introduced at ExpoTunnel in Bologna, 17-19th October, 2013 as part of the internationalisation plan for the show. More Information

Robbins sets Indianapolis 24-hour record

Robbins sets Indianapolis 24-hour record

Just two weeks after Tony Kanaan set the fastest winning average speed of over 300 km/h in the Indy 500, a 37 year-old, 6.2 m-diameter Robbins More Information

Milan metro holed out

On 18.07.2013 the fourth and last TBM, the S238 named Roberta driving the underground section between Monumentale and Tre Torri stations, reached Pozzo Orafi, More Information

Sold at Ritchie Bros auction in Caorso

Sold at Ritchie Bros auction in Caorso

At a large industrial auction held by Ritchie Bros. in Caorso (Piacenza) on 11.07.2013, a selection of 1,130 heavy equipment items and trucks were sold to a large crowd of bidders. More Information

Second breakthrough in Val Sarentino

Breakthrough in the second Val Sarentino road tunnel is scheduled for midday on 19.07.2013. More Information

NFM TBM at Caltanissetta

The first parts of the 15 m-diameter, 100 m-long NFM TBM ordered for the twin 3.9 km tubes of the Caltanissetta road tunnel have arrived at site. More Information

TBM dedication in Seattle

On 20.07.2013 a public celebration took place at TBM Bertha’s launch site to mark the start of the SR 99 tunnel beneath Seattle. More Information

Warsaw Metro progress

Warsaw Metro progress

On 28.10.2009 the JV Astaldi (Italy), Gulermak (Turkey) and PBDiM (Poland) signed the EUR780 million contract for design and construction of Warsaw Metro Line 2, More Information

Active tenders

Just as you were thinking you might get a quiet, unstressed holiday season, the tunnelbuilder active tenders list has hit 70 for the first time. More Information

CBE newsletter number 7

CBE newsletter number 7

The latest issue of the informative CBE newsletter has been published, with topics such as special precast facilities, interviews and project updates. More Information

Crossrail newsletter

The Crossrail Moving Ahead newsletter has been released giving full updates on this project, which is now in its fourth year. More Information

Mumbai Metro approval

The Union Cabinet has approved the Mumbai Metro Line-3 Colaba-Bandra-Santacruz Electronics Export Processing Zone (Colaba-Bandra-SEEPZ) corridor. More Information

Pir Panchal inauguration

Pir Panchal inauguration

On 26.06.2013 the 11 km Pir Panchal railway tunnel opened as the longest tunnel in India. More Information

Explosion-proof equipment at Ritchie Bros auction in Italy

Explosion-proof equipment at Ritchie Bros auction in Italy

World-renowned auctioneer Ritchie Bros is selling a variety of heavy equipment at 08.30h on Thursday, 11.07.2013 More Information

Legacy Way TBMs hole out

Legacy Way TBMs hole out

Both 12.4 m-diameter TBMs excavating the Legacy Way tunnels from Toowong to Kelvin Grove in Brisbane, Australia have now holed out some two months ahead of schedule More Information

Fire Protection and Safety

Fire Protection and Safety

The fifth conference on fire protection and safety in tunnels will be held in Copenhagen, from 11th to 12th September, 2013 More Information

Railworld 2013 for Bangkok

The ninth Railworld Summit will take place in Bangkok, Thailand on 24th and 25th October, 2013. More Information

Innovative segment handling clamp

Innovative segment handling clamp

Acimex, the handling equipment branch of CBE, has supplied a clamp to feed complete piles of segments to the TBM More Information

Second TBM reaches Canary Wharf

Crossrail’s second TBM has reached Canary Wharf box, breaking through on 06.06.2013. More Information

Corga de Vela excavation complete

On 13.06.2013 Adif completed the drilling of the Corga de Vela railway tunnel. More Information

Work starts on SS 223

On 14.06.2013 Anas started work on the four-lane adaptation of the 11.56 km Lanzo-Ornate section in Civitella Paganico More Information

Kaiserstuhl tunnel approval

On 14.06.2013, the Swiss Federal Council approved the 3.8 km-long extension of Bruenigstrasse, More Information

CIFA at WTC2013

At WTC2013 in Geneva earlier this month, the three-floor exhibition was fully sold out with more than 100 exhibitors. Some 1,500 visitors attended the event. More Information

ES Rubber at Delhi metro

ES Rubber at Delhi metro

The India representative for Ein Shemer, Trikausch India Pvt Ltd, has been working on two significant sections of Delhi metro with a total length of bored tunnels exceeding 18 km. More Information

Mapei at WTC2013

Mapei at WTC2013

WTC2013 was a successful congress, with more than 1,800 participants, some 110 exhibitors and several very well attended social events. More Information

Tunnelling News

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

The incredible £2.8bn underwater tunnel connecting Europe and Asia

A huge new tunnel will connect Europe and Asia - and construction has already started. The Great Istanbul Tunnel is a major project. It will carry ... More Information

China develops "smart brain" for tunnel boring machines to boost underground construction

A team from Hunan University in central China has collaboratively developed an intelligent operating system for tunnel boring machines, giving these massive underground giants a "smart ... More Information

How China rescued highway project under Yangtze River

The incident occurred in February 2023 during construction of the 6.4-kilometer Jiangyin–Jingjiang Yangtze River Tunnel. Midway through excavation, at ... More Information

HS2 final tunnel drive to Euston starts next week

A team from SCS will drive a 4.5-mile twin-bore tunnel linking Old Oak Common to Euston using two tunnel boring machines, Karen and Madeleine. More Information

Work begins on £48M Knutsford sewer upgrade featuring 1.8km stormwater tunnel

Sean Reid, United Utilities county business lead for wastewater in Cheshire said: “This project highlights our ongoing commitment to improving water ... More Information

$14.6M boost moves Gering–Fort Laramie Canal Tunnel project forward

After nearly six years of planning, construction is moving forward on the Gering–Fort Laramie Canal tunnels... More Information

Webuild: second breakthrough at Trebisacce Tunnel along Jonica State Road 106

Project will help transform Jonica State Road 106 into a strategic corridor linking Ionian coasts of Calabria, Basilicata and Puglia... More Information

Ground preparation for Lower Thames Crossing tunnelling

Work is ongoing to overcome sub-optimal ground conditions in preparation for the start of tunnelling on the Lower Thames Crossing in late 2028, according to the project’s tunnels director... More Information

LA Metro approves massive $25B underground rail line to bypass 405 Freeway

The LA Metro Board unanimously approved an underground heavy rail line to connect the San Fernando Valley and the Westside, bypassing the congested 405 Freeway. The nearly 13-mile route, ... More Information

TUNNEL VISION Mega £7.4bn undersea tunnel connecting two CONTINENTS just got one step closer

A MAJOR £7.4 billion underwater tunnel connecting two continents has taken a step closer to construction. Experts have said the 24-mile tunnel is “technically viable”, paving the way for ... More Information

TBM breakthrough in Sydney

Tunnel boring machine (TBM) Jane Starkey successfully completed her 1.2km underground journey through challenging Sydney sandstone... More Information