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MineArc meeting in China

MineArc meeting in ChinaAustralian manufacturer of refuges for tunnels and mines is meeting a Chinese delegation to discuss and agree trials with 11 selected underground locations. Read the full ... More Information

Lilienberg road tunnel opens in Austria

Lilienberg road tunnel opens in AustriaThe 1,134 m-long x 92 sq m section Lilienberg tunnel in Carinthia opened to traffic on 22.04.2010. The EUR22 million tunnel, excavated using NATM techniques, ... More Information

Breakthrough at Strafelter

Breakthrough at StrafelterThe first tube of Strafelter tunnel on the Route du Nord A7 motorway between Luxembourg City and Mersch was completed on 22.04.2010. The tunnel is 1,850 m-long with 200 m ... More Information

Robbins EPB TBM launches at Xi'an

Robbins EPB TBM launches at Xi'anThe Xi'an Metro system will service the urban and suburban districts of Xi'an, the 3,100 years old capital of Shaanxi province, and part of Xianyang City. Six subway ... More Information

Lake Mead TBM arrives at site

Lake Mead TBM arrives at siteThe Southern Nevada Water Authority has unveiled the 6.36 m-diameter Herrenknecht TBM that will mine a third 4.83 km-long raw-water intake at Lake Mead, the reservoir ... More Information

Fogtec fire suppression system for Channel Tunnel

Fogtec fire suppression system for Channel TunnelFogtec Brandschutz GmbH of Cologne will supply the know-how, engineering and equipment to the fire suppression project underway for Eurotunnel in the ... More Information

New Haggloader for small tunnels

New Haggloader for small tunnelsGIA will supply three of its compact Haggloader 7HR-B digging arm loaders to contractor Leighton-LNS JV for use on the HATS sewage conveyance system in Hong Kong. The ... More Information

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

Tunnelling News

Tunnel boring machine S-639B achieves breakthrough under Kanpur Metro Phase I Project

The package KNPCC-06 involves design and construction of a tunnel through TBM, cut and cover tunnel, underground ramp from Kanpur Central end of ... More Information

Lawmakers propose construction of undersea tunnel to link Luzon and Visayas

Several lawmakers from the Visayas region are proposing the construction of an underground tunnel that will serve as a permanent land connection ... More Information

Oman-UAE rail project hits major milestone with start of tunnel excavation

Tunnel excavation has begun in Oman's Al Hajar Mountains, marking a major milestone for the cross-border Oman-UAE Railway... More Information

Engineering the depths: innovative tunnelling for hydropower projects

Major schemes in Austria, China, and Germany are applying advanced underground construction techniques for hydropower projects. More Information

New tunnel, new standard: Silvertown project showcases innovation in surface protection

Originally approved in 2018, construction of the tunnel began in March 2021. In September 2023, following the completion of tunnelling works, ... More Information

Metro Manila Subway Project: DOTr launches third tunnel boring machine

Dubai: The Department of Transportation (DOTr) has launched a third tunnel boring machine (TBM) for the Metro Manila Subway Project (MMSP), ... More Information

Skanska JV wraps up $450M Baltimore tunnel nearly 2 years early

A joint venture has reached substantial completion on the $450 million Howard Street Tunnel Project in Baltimore nearly two years ahead of the original completion date, according to a ... More Information

Work continues on NYC megaprojects, despite $18B federal funding pause

Contractors on two of New York City’s largest infrastructure projects will keep digging, but they might glance over their shoulders toward Washington... More Information

HS2 Chipping Warden tunnel project moves step forward

HS2 Ltd An aerial view of the HS2 tunnel construction at Chipping Warden. A road HS2 Ltd. The 1.55 mile (2.5km) Chipping Warden tunnel will be ... More Information

First of three Tunnel boring machines on way to SA as beams go up for tram overpass

The first of three tunnel boring machines that will be used to complete the northern and southern tunnels project is on its way to SA as part of a ... More Information

Chennai Metro Rail's TBMs to begin tunneling between Thiruvanmiyur and Indira Nagar

Chennai Metro Rail begins tunnelling work in challenging stretch for phase II project, facing obstacles due to hard rock... More Information

Custom lifting gantry aids TBM removal - Construction Briefing

The four TBMs excavated the 8.4 mile (14 km) Northolt Tunnel section. Two went in each way, digging a pair of tunnels from both ends towards each ... More Information

Tunnel construction begins on Barskoon — Bedel road in Issyk-Kul region

According to the project, two tunnels, 5,340 and 3,840 meters long, respectively, will be built at Sook and Ashuu-Suu passes. They will be among the ... More Information

China debuts world's mightiest centrifuge, unleashing ultra-intense gravity

China leads the way in shield tunnelling machine development · Shield machine of south line of Yellow River tunnel starts boring in Jinan · A close ... More Information

Boring Company Launches Global Operations Control Center in Bastrop, Texas

The Boring Company has officially opened its new Global Operations Control Centre in Bastrop, Texas, the tunnelling start-up announced on X... More Information

Port of Longview Lands $35.9MM Federal Loan for Rail Expansion

Active Construction on New Hudson Tunnel Project Supporting Domestic Jobs and Economic Output ... Bridges/Tunnels, Class 1, Freight, Ports, Track ... More Information

TBM Parvati Achieves Breakthrough At Kakadeo Station Of Kanpur Metro Line 2

Brief Scope: Design and Construction of TBM Tunnel, Cut and Cover Tunnel, ramp after Double Pullia, ramps in Agriculture Depot for main line and ... More Information

Howard Street tunnel reopens ahead of schedule, boosting Baltimore's freight capacity

The Howard Street Tunnel has been reopened after being out of service since February 2025.The nearly 130-year-old tunnel extends north from Camden Yards to the Mount Royal Station and is ... More Information

Progress update on the Tunnel Boring Machine for National Grid

Following its launch in May this year, Buddug, the Eryri VIP tunnel boring machine (TBM) is making good progress digging the tunnel which will ... More Information

Mumbai-Ahmedabad Bullet Train Project Clears Major Hurdle

After months of delay, the tunnel-boring machine stuck in China is being shipped to India, clearing the path for underground construction of the ... More Information

Bright lights: This Las Vegas tunnel is getting a major upgrade

Construction is underway on Desert Inn Road between Paradise Road and Joe W Brown Drive as part of a $9.2 million improvement project on Friday, ... More Information

Panama Canal Tunnel Boring Machine Crosses Under the Canal, Marking a Milestone

Panama Canal Tunnel Boring Machine Crosses Under the Canal, Marking a Milestone on Metro Line 3. Auto-dubbed. 398 views · 6 hours ago ...more ... More Information

Major breakthrough achieved in Mumbai-Ahmedabad bullet train tunnel construction

Mumbai: A breakthrough was achieved for a 4.88 km-long tunnel between Shilphata and Ghansoli for the... More Information

New Austrian tunnelling method achieves milestone breakthrough in BKC-Shillphata undersea tunnel project

In a significant milestone for the ambitious undersea tunnel project between BKC and Shillphata, g Method (NATM) has ... More Information

World's Longest Railway Connection Makes Construction Breakthrough

The Brenner Base Tunnel, built deep beneath the Alps, is set to reshape freight and passenger transport across Europe... More Information

New game-changing tunnel boring, reef cutting 'meeting and beating' all expectations

UG2 reef at Bokoni is the target of the twin mobile tunnel boring and narrow reef cutter. Tunnelling will be done with the mobile tunnel borer for ... More Information

Mota-Engil CEO confirms winning bid for Santos-Guaruja tunnel

The company's subsidiary, Mota-Engil, has won the tender for the construction and operation of Brazil's first underwater tunnel, connecting the ... More Information

Metro Vancouver Utility Nearing Finish of $288M Annacis Water Tunnel

“Resilience is at the heart of this project,” said Nedim Alca, COWI's North America market director. “What makes this milestone so significant is not ... More Information

Fehmarnbelt: Danish tunnel portal nears completion

The work on the entrance to the Fehmarnbelt tunnel at Rødbyhavn on Lolland is almost complete. photo courtesy of The Fehmarnbelt Project. More Information

Final decision on airport tunnel 'now or never'

Alderman Jim Stevenson and City administrators are making a dramatic last push for the airport tunnel before construction on the new north/south ... More Information

Athens Metro Line 4 works to finish by 2029

The construction of Athens Metro Line 4 is progressing steadily, with the entire project ... Tunnel mistakenly excavated in Athens metro project. More Information

First trains on track to run through Metro Tunnel within three months

Melbourne's $15.5 billion Metro Tunnel could be switched on in as little as three months as construction wraps up at two CBD stations and trains ... More Information

Petersburg crews to begin tunnel project in response to ongoing flooding, damage - WRIC

As ongoing water issues have caused significant damage to infrastructure around Petersburg, the Old Towne neighborhood ... More Information

Intelligent optimization framework for tunnel construction

Tunnel construction forms the foundation of railway development and is essential for ensuring route continuity and operational efficiency. However, ... More Information

São Paulo positions TBM for next phase of Line 2-Green

A major milestone was reached on Monday (1 September) with the lowering of the cutter head of the tunnel boring machine (TBM) Cora Coralina... More Information

The 700-ton machine that'll dig NYC's Second Avenue subway extension

NYC has a new tunnel boring machine in its toolbox for the expansion of the line under 2nd ave. If you've never seen some BIG earth moving machines, ... More Information

Light at the end of the tunnel showing for Mount Washington transit project

The project is expected to be completed in October. New tracks finally emerge from the Mount Washington Transit Tunnel as a part of Pittsburgh ... More Information

Davao City Bypass South Tunnel hits breakthrough towards improved connectivity

The Construction Project with the ceremonial breakthrough of the southbound tunnel, marking the complete excavation from opposite ends of the ... More Information

Which companies are bidding for the US$2.3bn highway and tunnel contracts in Brazil?

The project in Brazil, as it will be the country's first underwater tunnel,” the person added. The project involves construction of a 1.5km tunnel ... More Information