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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

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

Thermal Ceramics Firemaster Fire protection for Faver tunnel

Thermal Ceramics Firemaster Fire protection for Faver tunnelCossi Costruzioni SpA will complete construction of the 1.2 km single-tube Faver tunnel on the SS 612 bypass in Val di Cembra in March, ... More Information

Robbins TBMs for Malaysia

Robbins TBMs for MalaysiaSince the 1980s, Malaysia's capital Kuala Lumpur and surrounding areas have experienced rapid economic growth. The area sources most of its water from a network of local ... More Information

Breakthrough in Beles headrace tunnel in Ethiopia

Breakthrough in Beles headrace tunnel in EthiopiaOn 08.11.2009 the 8.1 m-diameter SELI Double Shield/EPB Dual Mode TBM broke through the 12 km long Beles headrace tunnel in Ethiopia. The tunnel is ... More Information

World Tunnel Congress China 2010

World Tunnel Congress China 2010To be held in Shanghai, China on 04-05.03.2010, the World Tunnel Congress China 2010 promises to be an interesting event. Co-organized by Beijing Jiaotong University ... More Information

India-Nepal road link kicks off

India-Nepal road link kicks offThe proposed 76.2 km-long, EUR 474 million fast highway between Kathmandu in Nepal and the Indian border at Birgunj has commenced construction under the direction of ... More Information

ZED - guiding the world's TBMs since 1975

ZED - guiding the world's TBMs since 1975Based west of London, UK, just 30 minutes from Heathrow Airport, ZED Tunnel Guidance specializes in the manufacture of advanced guidance systems for tunnel ... More Information

Adtracker shows the way to success

Adtracker shows the way to successA year ago, tunnelbuilder adtracker was introduced to help fulfil our promise of maximum response for minimum cost throughout the recession. Our tunnelbuilder.com ... More Information

Finnfast crossing opens

Finnfast crossing opensOn the 30.10.2009 the 8,372 m-long Finnfast crossing project on national road Rv 519 in south western Norway was opened to traffic. It consists primarily of a 5,685 m-long ... More Information

Robbins EPB for Chengdu Metro

Robbins EPB for Chengdu MetroThe 11 million inhabitants of Chengdu, China will soon have a reduced commuting time thanks to an extensive new metro system. Chengdu Metro will have five lines ... More Information

Kjøsnesfjorden bypass opens

Kjøsnesfjorden bypass opensOn 02.11.2009 the 3,250 m Kjøsnesfjorden bypass on RV5 between Hammarsgrovi and Stølsneset in Sogn og Fjordane region in Norway was opened, including the Støylsnes ... More Information

tunnelbuilder.com now in nine languages

tunnelbuilder.com now in nine languagesThe latest version of Google translator is sufficiently technically accurate for us to be able to add six languages to our tunnelbuilder.com output. German, ... More Information

Cranes for operation in hazardous areas

Cranes for operation in hazardous areasBritish company J D Neuhaus manufactures air-operated cranes for use in hazardous areas as standard. These include options for increased spark protection and ... More Information

Sustainable solutions from Herrenknecht

Sustainable solutions from HerrenknechtHerrenknecht is presenting examples of innovative high-performance tunnelling technology on the German-Chinese Esplanade in Wuhan. Seven TBMs from the company ... More Information

Marche-Umbria quadrilateral scheme underway

Marche-Umbria quadrilateral scheme underwayOn 30.10.2009, Quadrilatero Marche-Umbria SpA approved the Foligno-Pontelatrave section of SS 77, which comprises 17.5 km of roadway in Umbria to ... More Information

Breakthrough in Sharjah

Breakthrough in SharjahThe twin 1.2 km-long Difah-Shis road tunnels are nearing completion, with the eastbound tube breaking through on 01.10.2009 and the second tube due to hole out in ... More Information

Normet reforms in Canada

Normet reforms in CanadaThe incorporation of Normet Canada Ltd increases to fifteen the number of countries in which Normet has a permanent presence. The new Canadian company will provide the ... More Information

Good progress on the Vitoria-Bilbao-San Sebastian high speed link

Good progress on the Vitoria-Bilbao-San Sebastian high speed linkConstruction of the 5.5 km-long Eskoriatza-Aramaio section on the Vitoria-Bilbao-San Sebastian high-speed railway, of which 3.5 km is ... More Information

Tunnelling News

'Hi-tech' tunnelling machine utilised at landmark Scottish Water project in Glasgow

A tunnel boring machine (TBM) has been used to complete the installation of a key part of a new trunk water main ... More Information

Construction of parallel Thimble Shoal Tunnel halted after underwater discovery

“It's not unheard of, but it's not every time you go out with a TBM (tunnel boring machine),” he said. The discovery pauses tunneling until February ... More Information

US construction firm bags £169M contract for Ohio overflow sewer

The Northside Interceptor Tunnel (NSIT) project is designed to prevent combined sewer overflows from entering the Cuyahoga River during storms. More Information

Drone video shows Hampton Roads Bridge-Tunnel expansion progress

VDOT officials provided drone footage from June showing the progress on the project. Check out how the work is progressing in the video above... More Information

Go Ahead for 68 Mile Hyperloop Tunnel but "Public Transit" element remains a "Concept"

The Boring Company's planned expansion for the Loop has received approval from the Las Vegas Council. The initial plan for the Vegas Loop was only for 51 stations and 29 miles... More Information

Cleveland's $3B Project Clean Lake Features Large-Scale Storage Tunnels

Designed to reduce pollution in Lake Erie by four billion gallons per year, Project Clean Lake is a 25-year plan being overseen by Cleveland's Northeast Ohio Regional Sewer District ... More Information

North-South Corridor: Torrens to Darlington section

The Australian and South Australian governments are delivering the final and most complex section of the North-South Corridor... More Information

HS2 TBMs complete three quarters of Chiltern tunnels

The two tunnel boring machines (TBMs) delivering the longest tunnels on the High Speed 2 (HS2) railway have passed the three quarters mark. More Information

Main tunnelling at Silvertown Tunnel now complete, photos reveal

It can be revealed that both boreholes of the Silvertown Tunnel are now complete, after a Green politician spotted the tunnel boring machine on the north bank of the Thame... More Information

Breakthrough in evacuation route of Nepal's first tunnel project achieved

The Nagdhunga-Sisnekhola tunnel, the first-ever road tunnel construction project in Nepal, made a major breakthrough in the construction of the ... More Information

Dubai seeks firms for $22bn tunnels project

Dubai Municipality has invited firms to express interest by 11 August in bidding for the contract to provide project management consultancy for deep tunnels and sewage treatment plants ... More Information

Al Fateh Highway tunnel in Bahrain set to open partially

A tunnel is set to partially open to traffic as part of the multi-million dinar revamp of one the major arterial thoroughfares in the heart of the capital. Work of the project is ... More Information

Campaign launched by Shetland Islanders to construct tunnel links

Residents of the Shetland Islands are hoping to push forward plans to construct subsea tunnels to improve transport across the Scottish islands... More Information

Silvertown Tunnel cut and cover sections progress

Work has ramped up on the cut and cover section at the tunnel's south entrance on the Greenwich peninsula, since the arrival of tunnel boring machine. More Information


Tunnel-boring machines (TBMs) have emerged as the safest tunneling method in a context of technological advances in geotechnical engineering, ... More Information

Vizhinjam railway tunnel, third longest tunnel in country, to adopt Austrian tunnelling method

Instead of using the expensive tunnel boring machine (TBM), Vizhinjam International Seaport Limited (VISL) which is implementing the Vizhinjam ... More Information

Wynn is 'making progress' on underground connection to Convention Center

Wynn Las Vegas announced that the Boring Company's Prufrock-2 tunnel boring machine has surfaced at the resort, completing construction on a ... More Information

HS2 Launches Procurement Process for Automated People Mover

A tunnelling milestone for HS2: the tunnel boring machine Dorothy has broken through on the second bore of the Long Itchington Wood tunnel. Siemens ... More Information

Future of Tunnelling | Four High Speed 2 twin bores progressing well despite challenges

Work on High Speed 2's Euston Tunnel construction might have halted, but the construction of the other twin bore tunnels for the project is ... More Information

Afcons Achieves Another Breakthrough with TBM Sudarshan 8.1 at Begumpul RRTS Station

Afcons Infrastructure reaches a significant milestone with the second tunnel breakthrough of Tunnel Boring Machine S88 in Package 8 of the ... More Information

Skanska completes £1.4bn Los Angeles light rail project

The project consisted of a 1.76km long, 6.4m diameter tunnel excavated using a Herrenknecht tunnel boring machine between Union station and the ... More Information

Tunnel boring machine 'MudHoney' reaches destination in Wallingford

SEATTLE — MudHoney, an 18-foot diameter tunnel boring machine, finished its journey in Seattle from Ballard to Wallingford on Monday... More Information

Longest Victorian road tunnels take shape for North East Link project

The Victorian government says North East Link tunnels are now well ... new 6.5 kilometre road tunnels, with two massive tunnel boring machines to ... More Information

By mid-2024, Mumbai-Pune Expressway will have world's widest tunnels

For the tunnels, controlled blasting has been used instead of tunnel boring machines (TBMs), due to the Austrian blasting method's superior speed ... More Information

New funding secured for research into Morocco-Spain underwater rail tunnel

The Europe-Africa Gibraltar Strait fixed link project would amount to the construction of an underwater tunnel housing a high-speed rail link. More Information

Progress on HS2’s Copthall Green Tunnel as Western portal is complete

Engineers working on the HS2 project are celebrating progress as they have completed the western portal of the Copthall Green Tunnel. Located in Hillingdon, the 880m long tunnel structure ... More Information

How India's first underwater metro tunnel was built in record 66 days

India's first underwater metro tunnel is expected to be opened by December this year. It was built about 30 ... World Record in Road Construction. More Information

Gateway Commission Releases Shortlist for $16B Hudson River Tunnel

The commission has said major construction could start as soon as next year, which would put it on track to complete the new tunnel in 2035 and to ... More Information

Groundbreaking Ceremony Held for Nordhavn Tunnel, Copenhagen's New Infrastructure Marvel

It is constructed by a joint venture between Besix and MT Højgaard. The Nordhavn Tunnel will extend the existing Nordhavnsvej tunnel, ... More Information

Tunnelling teams sought for priority Toronto subway extension project

17 MAY, 2023 BY NIA KAJASTIE The Ontario government has kicked off the procurement process for the construction of the Yonge North Subway Extension tunnels. The Yonge North Subway ... More Information

Work commences on new 1.4km road tunnel in Copenhagen

A ground breaking ceremony has been held for the Nordhavn Tunnel, a new 1.4km road tunnel in central Copenhagen being constructed by a Besix - MT ... More Information

Toronto is building a massive $380 million tunnel spanning over 3 kilometres

Construction of the Fairbank Silverthorn Storm Trunk Sewer System project surpassed a key milestone on Monday, when a tunnel boring machine was ... More Information

TBM breakthrough on Grand Paris Express Line 16

Work on Lot 2 of Line 16 of Grand Paris Express metro is now 83% complete, following the breakthrough of a tunnel boring machine (TBM) at Sevran... More Information

The Largest Inner City Tunnel In Greece Is Coming

The extension will include a large tunnel, which will be the largest ... The last section of the route (1 km) will be flat road construction and ... More Information

Elon Musk's Boring Company Just Got the Green Light to Expand Its Las Vegas Tunnel Network

Kirkpatrick was also worried about construction around the airport and wanted to make sure the company had obtained the necessary approvals from ... More Information

NYC's $16 Billion Gateway Tunnel Wins Key Access at Hudson Yards

The construction of New York City's new $16.1 billion rail tunnel took a major step forward Tuesday when the commission overseeing ... More Information

India's First Undersea Twin Tunnels

Twin Tunnel Mumbai: More than two years after 35 men and a giant Chinese Tunnel Boring Machine began cutting though complex geological strata, ... More Information

_TBM “Mireille” completes excavation on Line 16 of Grand Paris Express

The breakthrough by TBM "Mireille" completes the first 5.3 kilometres of the tunnel work connecting Chelles with the municipality of Sevran, resulting ... More Information

Elephant & Castle station tunnelling tender launched

Transport for London has kicked off procurement for the tunnelling works ... and civils construction, and stage two involving the station fit-out. More Information