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NAT for Portland, Oregon

NAT for Portland, OregonNorth American Tunneling (NAT), the top underground construction show of the year for the Americas, takes place in Portland's Marriott Downtown Waterfront Hotel from June ... More Information

Normet presents advanced Spraymec

Normet presents advanced SpraymecNormet has introduced Spraymec 8100 VC, the most advanced model for concrete spraying in its Spraymec series. From one set-up the machine will spray concrete in a ... More Information

Working with Bekaert

Working with BekaertFor more than 40 years, Dramix® steel fibre from Bekaert has been reinforcing tunnel constructions all over the world. Continuous performance monitoring over that time has ... More Information

EPC Consulting at Expo 2010 in Shanghai

EPC Consulting Ltd, who handle worldwide sales of Globalchimica Srl products for mining and tunnelling on an exclusive basis, are participating at Expo 2010 in Shanghai. Metro China 2010 and Tunnel ... More Information

Opportunity for Ile de France

French tunnelling society AFTES is running a colloquium in partnership with the regional council for social and economic development in Ile de France on 09.06.2010. Click for details. 17/10. More Information

Silberberg rail tunnel underway on Erfurt-Ebensfeld line

Silberberg rail tunnel underway on Erfurt-Ebensfeld lineConstruction of the 7.4 km-long, EUR220 million Silberberg rail tunnel at Moehrenbach, near Ilmenau in Thuringia, started on 08.04.2010. This, ... More Information

Blasting starts at south portal of Ceneri base tunnel

Blasting starts at south portal of Ceneri base tunnelExcavation of the first 300 m cut-and-cover at the south portal of the Ceneri base tunnel started at Vezia on 12.04.2010 using drill/blast, and ... More Information

Final breakthrough in Terrassa rail tunnel

Final breakthrough in Terrassa rail tunnelOn 13.04.2010 the JV FCC, OHL & Copisa broke out the second 3.7 km-long tube of the 6.9 m-diameter Terrassa tunnel. The TBM-driven tunnel has eight ... More Information

Preliminary works start on crucial trans-Madrid rail tunnel

On 13.04.2010 excavation work began on an auxiliary exit in calle Espalter for the 6.9 km-long tunnel across Madrid between the Atocha and Chamartin stations to connect the lines of the national ... More Information

Somport tunnel refurbishment work approved

The Spanish Government has approved the EUR16,507,565 required for exploratory work for refurbishment in the Somport tunnel and its approaches. The 8.6 km-long tunnel straddles the Spain-France ... More Information

Bauma 2010 kicks off on time

Despite the virtual total shutdown of flights into and within Europe over the weekend, Bauma 2010 has started its trade fair programme as scheduled. Click for update. 16/10. More Information

Live Bids from tunnelbuilder

Whenever a bid appears at tunnelbuilder.com it is logged at Live Bids, together with its closing date. This presents an instant check for readers, who may click for more information on bids of ... More Information

New section of Hungarian motorway opens

Hungary's M6 north-south motorway between Szekszard and Boly opened to traffic on 01.04.2010 at the same time as the M60 motorway from Boly to Pecs. The 80 km section includes four bi-tube tunnels, ... More Information

Monte Tratturale excavation underway

On 01.03.2010 drill/blast excavation commenced at the 3.17 km-long Monte Tratturale tunnel on the San Severo-Apricena-Sannicandro Garganico railway section in Foggia province managed by Ferrovie del ... More Information

Meet IPS at Bauma

IPS Group - IPS Worldwide Tunnelling will be present at the Bauma 2010 Exhibition and invite you to visit us at Hall C3, booth 515. Bauma takes place in Munich, Germany from 19th - 25th of April, ... More Information

Clem Jones tunnel opens in Brisbane

The 4.8 km-long, twin two-lane Clem Jones tunnel, known as the North-South Bypass Tunnel (NSBT) while under construction, opened to traffic on 16.03.2010. The tunnel is the main feature of the 6.8 ... More Information

NAT conference for Portland, Oregon

With all exhibition space sold out, and a waiting list for late allocations, the North American Tunneling 2010 show in Portland, Oregon from 20th to 23rd June is a guaranteed commercial success. ... More Information

Normet acquires interest in TAM

Today, Normet Group announced the acquisition of 40% of TAM International and will begin to sell TAM construction chemicals to complement Normet concrete spraying equipment. Normet aims to become ... More Information

Herrenknecht EPB starts Sants-La Sagrera tunnel

The 11.5 m-diameter Herrenknecht TBM Barcino was launched from a shaft situated between Mallorca and Biscaia Calles on 26.03.2010. The 105 m-long, 2,300 t machine will drive 5.1 km of the 5.6 km ... More Information

Tsuen Wan drainage tunnel TBM ready

The double shield TBM manufactured and operated by SELI for the Maeda/CRGL/SELI jv has been assembled and will be soon pushed into the launching chamber in order to produce more room and to allow ... More Information

TBM for Kishanganga hydro

A new 6.1 m-diameter DBU TBM has been manufactured to drive the 14 km-long headrace tunnel from Kishanganga river to Wullar Lake for the Kishanganga hydroelectric project in Jammu and Kashmir region ... More Information

Geofluid comes of age at Piacenza

Geofluid, the biannual international show specialised in subsoil fluid prospecting extraction and transport, geological and geophysical drilling, deep foundations, no-dig technology and construction ... More Information

Presenting Meyco Poca spray mobile

Meyco will show its new Poca spray mobile for small and medium size tunnels in Hall 3, stand 113 of the upcoming Bauma exhibition in Munich. This is part of a comprehensive presentation of Meyco ... More Information

Goldegg breakthrough in South Tirol

On 18.03.2010 the first 1.5 km road tunnel on SS 508 in Val Sarentino broke through. The tunnel, with two safety exits, is from Castel Roncolo to Goldegg quarry. Work started in the summer of 2008, ... More Information

First breakthrough in Terrassa railway tunnel

The first EPB TBM working on the twin-tube 3,150 m-long tunnel in the Rambla-Can Roca section of Terrassa tunnel, part of the project to extend Catalonian railway lines that the JV FCC, OHL & ... More Information

Fermacell fire-resistant boards protect tunnels

Over more than thirty years, Aestuver has developed into one of Germany's leading firms in the glass fibre reinforced lightweight concrete sector. Their Fermacell branded fire protection boards can ... More Information

Robbins TBM launched at Laotian hydro

Robbins TBM launched at Laotian hydroIn February 2010, contractor CMC di Ravenna launched the first TBM to work in Laos. The 7.6 m-diameter Robbins single shield TBM is excavating a 5.5 km-long ... More Information

IPS Group aids Skanska-Vinci at Hallandsas

IPS Group aids Skanska-Vinci at HallandsasIPS Group and Skanska-Vinci joined forces in 2005 for the Hallandsas project, an extremely challenging undertaking, involving state of the art equipment and ... More Information

Blasting underway in Ceneri base tunnel

Blasting underway in Ceneri base tunnelThe first blast took place in the main lot of the Ceneri base tunnel on the 10.03.2010. The job was awarded to a consortium of Societa Italiana per Condotte ... More Information

Pando and Monte Lirio HEPPs ready to start

Pando and Monte Lirio HEPPs ready to startTunnel excavation by SELI SpA for the Pando and Monte Lirio hydroelectric power projects in Panama is expected to start in April, 2010 for completion in ... More Information

German HSR breakthroughs

German HSR breakthroughsThe 6,466 m-long western bore of the Bibra tunnel on the Erfurt-Leipzig/Halle high-speed railway broke through on 03.03.2010. It was excavated using drill/blast techniques by ... More Information

Thirre-Kalimash tunnel under reconstruction

Thirre-Kalimash tunnel under reconstructionBreakthrough of the bi-tube 5,475 m Thirre-Kalimash tunnel was achieved at end-May, 2009 as part of the Bechtel-Enka contract to build the 61 km four lane ... More Information

Breakthrough on A3 Salerno-Reggio Calabria motorway

Breakthrough on A3 Salerno-Reggio Calabria motorwayThe EUR26 million Monaco tunnel, in Grimaldi municipality on the A3 Salerno-Reggio Calabria motorway, holed through on 01.03.2010. The new tunnel ... More Information

Sydney metro plans stalled

Sydney metro plans stalledOn 21.02.2010 the Premier of New South Wales, Australia introduced the Metropolitan Transport Plan: Connecting the City of Cities. It includes a 25-year strategy for land ... More Information

Kolkata Metro East West corridor

Kolkata Metro East West corridorThe EUR754.4 million East West corridor of Kolkata Metro Rail Project is a medium capacity system covering approximately 15 km from IT hub Salt Lake Sector V to ... More Information

Robbins TBMs at Chongqing metro

Robbins TBMs at Chongqing metro Two 6.4 m-diameter Robbins Main Beam TBMs were launched in winter 2009-2010 beneath Chongqing, a Chinese mega-city of over 35 million people. The two machines are ... More Information

Tunnelling News

Judge rejects challenge to £1.7bn Stonehenge Tunnel

The High Court has thrown out a case brought by campaigners against the £1.7bn Stonehenge Tunnel project. Mr Justice Holgate said most of the ... More Information

9 of the longest underwater tunnels in the world

These stations are the first railway stations constructed under the sea and serve as emergency escape points in case of a disaster. Today, the Seikan ... More Information

EPC contractors sought for Dubai's £17bn sewer tunnels project

The strategic sewerage tunnels project by Dubai Municipality known as the Deep Tunnels Portfolio will involve the construction of wastewater assets ... More Information

The $7BN Mega-Tunnels You've Never Heard Of

But thanks to some incredible underground construction methods, Antwerp is now on course to complete a massive piece of infrastructure it's been ... More Information

3 listed & 2 Unlisted get LOA to build Mumbai Coastal Road Ext

The underground tunnel will run below Malad and Kandivali through the Mangrove creeks and a tunnel boring machine (TBM) will be used for this phase. More Information

New tunnel planned to under the Thames at Tilbury and Gravesend

ianVisits ... tunnel (c) National Grid. Construction will be done by a conventional tunnel boring machine (TBM), which will launch from a 41-metre deep shaft dug ... More Information

Third tunnel breakthrough on Guildford sewage works

A micro-TBM recently broke through on a new tunnel being built for Thames Water's project to relocate sewage treatment works in Guildford. More Information

Japan maglev train project being derailed by Shizuoka stalemate

Opposition in Shizuoka Prefecture emerged from fears the planned tunnel construction for the line could adversely affect the overall volume of water ... More Information

World's most expensive tunnel that ended up costing a whopping £2.3m a day to build

Over 5000 construction workers were employed to complete the Central Artery/Tunnel Project in the United States. More Information

Underground or Elevated Metro Rail – Which One is Better for India?

The cost of tunnel boring machines (TBM) is another significant component. The tunneling cost can be reduced by making longer tunnel contract ... More Information

From Undersea Tunnel To Station Redevelopment

The NHSRCL will construct an adjoining tunnel location as part of the package. To construct this tunnel, the Tunnel Boring Machines (TBMs) with a ... More Information

Second tunnel boring machine for Broadway Subway reaches South Granville Station

The tunnel boring machines will end their journey just before Arbutus Station, which spans two city blocks, with the west block used as the footprint ... More Information

BESIX-MTH awards Nordhavn work to Bravida

... construction of the Nordhavn Tunnel. By & Havn is tasked with developing Ørestad and the port of Copenhagen and runs the daily operations of the ... More Information

After India's first undersea tunnel, Mumbai to get its longest intra-city underground road

... construction with viaducts and modern safety measures. The Coastal Road tunnel is India's first undersea tunnel, constructed using a 12-metre ... More Information

3,200 tonne TBM delivered to France-Italy rail tunnel project

A tunnel boring machine (TBM) manufactured by German tunnelling and mining firm Herrenknecht has been delivered to the Lyon-Turin Mont Cenis base ... More Information

FPT Industrial engines power the construction of the longest immersed tunnel in the world

The construction of the Fehmarnbelt tunnel is an important addition to Europe's sustainable transport network of the future. It will offer the ... More Information

Work resumes at Silkyara tunnel after 2 months

On the instructions of the Union Ministry of Road Transport and Highways, construction work of protective nature has begun from both Barkot and ... More Information

Webuild Joint Venture awarded Pape Tunnel and Underground Stations Progressive DB contract

Webuild will lead a joint venture to develop the project for the "Pape Tunnel and Underground Stations (PTUS)" section of the Ontario Line, the new rapid transit line that will run through ... More Information

Third Tunnel Boring Machine Lowered at Panagal Park

In a significant milestone for the Chennai Metro Phase 2 project, the third Tunnel Boring Machine (TBM) has been successfully lowered at the ... More Information

T2D Project benefits

Adelaide is the country's only mainland capital city without a non-stop motorway in its metropolitan area. The existing transport network is struggling to meet demand, with more than ... More Information

LONDON'S SUPER SEWER: A last visit to the tunnels

With shafts being capped off across the #SuperSewer project, CEO Andy Mitchell paid a visit to Chambers Wharf in Bermondsey for what could be the last time he sees the vast tunnel ... More Information

SKATE Competence Matrix for Tunnelling

The Tunnelling SKATE matrix consolidates best practice and benchmarks the role levels and Skills, Knowledge, Attitude, Training and Experience criteria for most occupations involved in ... More Information

Casablanca, Madrid and the Strait of Gibraltar tunnel megaproject

The Strait of Gibraltar tunnel megaproject is one of the few engineering projects in the world with the capacity to change the geopolitical order and relations between Europe and Africa... More Information

Metrolinx - inside the tunnel

Metrolinx is sharing a rare look inside the record-breaking tunnel currently being carved out for the 7.8-kilometre Scarborough Subway Extension (SSE) project... More Information

HS2 Project Update, January 2024

HS2 is preparing to enter a critical new phase with the development of state-of-the-art rail systems that will allow passengers to enjoy some of the world’s most reliable intercity train ... More Information

Kalpataru Projects International bags orders worth Rs 3244 crore

TBM (tunnel boring machine) tunnelling scope. Advt. According to a statement, Kalpataru Projects International Ltd (KPIL) along with its joint ... More Information

UK's HS2 High-speed Rail Nears $6B Fit-out Phase

... tunnels. Under the Chiltern Hills, around 25 miles from London, two tunnel boring machines have completed 90% of the project's longest drives, of ... More Information

Akron gets approval for smaller Northside Interceptor Tunnel, but more work planned

He said the tunnel boring machine, which must be custom-built, has been put on order. "We had to bid this project by a certain date," he said ... More Information

Shimla introduces modern tunnel

Shimla, the picturesque capital of Himachal Pradesh, has unveiled a state-of-the-art tunnel, replacing a historic passage that served for 171 ... More Information

Launch of work for India's first undersea tunnel milestone in 2023 for bullet train project

... construction, the statement said. Civil works for stations have started along with works on Surat and Sabarmati high-speed rail depots. The ... More Information

Shimla's Sanjauli-Dhalli Tunnel Is Now Open; 26 More Tunnel Projects for the Himalayan Region

For enhanced connectivity and safer infrastructure, Himachal Pradesh Chief Minister Sukhvinder Singh Sukhu inaugurated the newly constructed ... More Information

Construction firms sign $174M contract to work on Howard Street Tunnel improvement project

Swedish company Skanska and Illinois-based Fay Construction Co. have signed a $174 million contract with CSX Transportation for the Howard Street ... More Information

Sub sea tunnel opening in the Faroe Island

The Sandoyatunnel was opened for the public. The tunnel is the last of the two tunnels in the Eysturoy - Sandoy project. Each of the tunnels are around 11 km in length and the project is a ... More Information

Waterfront Tunnel

Today, the Waterfront Tunnel stretches from AlexRenew to the end of King Street, over 150 feet below the Potomac riverbed. Only a few more blocks to go in her 2-mile-long, waterway-saving ... More Information

Mechanical Earthworm: The Wonders of the TBM in Action

Welcome back to another installment in our series on the Ritom Power Plant refurbishment. Today, we delve into how the Tunnel Boring Machine (TBM) used in the project operates. ... More Information

HRBT Expansion Project

Follow HRBT Expansion Project Director, Ryan Banas for the Fall 2023 Project Tour Video as he takes us on an inside look at progress, plans, and construction updates across the corridor... More Information

Tunnels and Underground Works for Pumped Storage Hydropower Projects: Challenges and Opportunities Panel Discussion

The NSW ATS invites all members, non-members and students to participate in this captivating hybrid (in person and webinar) panel discussion centred on the challenges and opportunities for ... More Information

Lower Thames Crossing, Driving Carbon out of Construction

In December 2023, we brought together our Delivery Partners and a large cross section of the UK construction industry to share our plans to drive carbon out of the construction of the ... More Information

HS2 tunnel segments on the move from Hartlepool to London

Deliveries of HS2’s tunnel segments have begun from Hartlepool, using the UK’s rail network to minimise road traffic and drastically reduce carbon emissions. STRABAG, the company ... More Information