Tunnelbuilder Promoting the world's tunnelling industry to a huge qualified audience

View the Spanish Tunnelbuilder website View the Italian Tunnelbuilder website

Archive - News

Featured News

Crossrail TBM moved to Limmo

Crossrail TBM moved to Limmo

Two months after completing her 2.7 km tunnel drive from Pudding Mill Lane to one of Europe’s largest mined caverns at Stepney Green, the TBM Jessica made a 5 km journey to her next launch ... More Information

Top people wanted for Doha

Top people wanted for Doha

International employment consultants iPS have started their recruitment drive for Doha Metro project in Qatar by posting six top management and engineering vacancies.  For all positions we are ... More Information

NFM TBM for Riyadh

NFM TBM for Riyadh

NFM Technologies of France will supply a 10.16 m-diameter TBM to excavate the 6 km-long underground section of the proposed Metro Riyadh Line 3 in Saudi Arabia. Read the press release and visit ... More Information

CEAR – Compact electricity for tunnels

CEAR – Compact electricity for tunnels

Electricity feeds to key equipment such as TBM and utilities is a focus of attention at construction sites, to ensure continuity of excavation and production. The necessary switchgear and MV/LV ... More Information

Tunnel expo for Turkey

The first Tunnel Expo Turkey will be held in Istanbul, Turkey from 28-31st August, 2014 sponsored by the Turkish Tunnelling Society. For more visit www.tunnelexpoturkey.com and www.tunelder.org. ... More Information

Malpensa rail link

The railway project to connect Terminal 1 and Terminal 2 of Malpensa Airport in Italy will cost EUR115 milllion, funded by Regione Lombardia (EUR31 million), Government (EUR45 million), EU (EUR23 ... More Information

SaMoTer for Verona

The triennial earthmoving and building exhibition takes place once again at Veronafiere, Verona, Italy from 8-11th May, 2014. Co-located with Asphaltica, SaMoTer has a complete section devoted to ... More Information

Early start for Riyadh metro

Early start for Riyadh metro

On 03.04.2014 construction of Riyadh metro system commenced with excavation of F G1 station, at King Khaled International Airport, two months ahead of schedule. The project will build line 4, ... More Information

Fehmarnbelt tenders

Fehmarnbelt tenders

Femern A/S has received 17 tenders from nine major international contractors prequalified for the four major construction contracts for the fixed link across the Fehmarnbelt. Some of the consortia ... More Information

Breakthrough in Cesana tunnel on SS 24

On 01.04.2014 breakthrough was achieved at the1,840 m-long Cesana tunnel, part of the EUR131 million upgrading project of trunk road SS 24 Monginevro, section Cesana-Claviere. Work was interrupted ... More Information

New Comacchio tunnel drilling rig

New Comacchio tunnel drilling rig

The MC 30 TX, the new Comacchio tunnel drilling rig featuring advanced design, can be converted into a standard drilling rig as well. The MC 30 TX Comacchio is designed to perform sub-horizontal ... More Information

North West Rail Link

North West Rail Link

The EUR5.6 billion North West Rail Link project includes construction of twin 15 km tunnels from Bella Vista to Epping – Australia’s longest rail tunnels. The EUR770 million tunnelling ... More Information

CP Technology for Singapore metro

CP Technology for Singapore metro

CP Technology leader for formwork and equipment for infrastructures, has delivered the gantry for steel reinforcement for construction and completion of Tampines West Station and tunnels for ... More Information

NorthConnex in Sydney

On 16.03.2014 the Australian and NSW Government announced the preferred scheme for the M1-M2, now called NorthConnex, a tolled motorway linking the M1 Pacific Motorway at Wahroonga to the Hills M2 ... More Information

Swiss roads programme

DATEC has given the green light to the EUR1.6 billion (CHF1.95 billion) work programme 2014: EUR495 million (CHF604 million) for the construction of new sections, EUR1 bn (CHF1.25 billion) for ... More Information

Serrieres tunnel inaugurated

Serrieres tunnel inaugurated

The 1.73 km section of the N5 highway which includes the Serrieres tunnel (829 m, 733 m) has been inaugurated. Click here for further information on the project and ch/60 for tunnelbuilder ... More Information

Normet shows new Spraymec

Normet has unveiled its latest version of the Spraymec shotcreting jumbo which incorporates a number of new features. Read the press release and visit www.normet.fi. 14/14. More Information

Eleven MineARC refuges for Doha

MineARC will supply eleven of its refuge chambers to TBMs mining Doha metro. These will each have the capacity to shelter up to 20 people for 30 h. Read the press release and visit www.minearc.com. ... More Information

Safety of life in tunnels

Numerous full-scale fire tests have been carried out under the SOLIT project, which sets out to justify installation and integration of fixed firefighting systems into tunnels. The results are ... More Information

Haeny grouting systems

Haeny grouting systems

Switzerland-based Haeny is the trusted source for modern mixing and injection technology, supplying state-of-the-art mixers, agitators, grout pumps, grout plants and recording systems to clients ... More Information

Spring in Croatia

Symposium on Zagreb Underground takes place March 27-28th in Zagreb, Croatia sponsored by ITA. More from www.zagrebtunnel2014.com. 12/14. More Information

WTC Brazil 2014

WTC 2014 takes place this year in Iguacu, Brazil from May 9th to 15th, 2014 . A total of 129 lectures will be presented orally and probably the same number as poster. During the opening ceremony the ... More Information

Celebrating 50 years - Chemgrout

Celebrating 50 years - Chemgrout

Celebrating 50 years, ChemGrout continues to manufacture the world’s largest selection of grouting equipment. Starting in 1963 as a grouting contractor providing cement and chemical ... More Information

Robbins EPB Pushes the Limits in Beijing

Robbins EPB Pushes the Limits in Beijing

A Robbins 6.15 m-diameter EPB machine completed an impressive run on 13.01.2014 in China’s capital. In only three months, the machine for contractor China Railway Engineering Corporation ... More Information

The first day of the ISTSS in Marseille completed

Completed the first day of the ISTSS in Marseille with 225 participants from 27 different countries. During the symposium almost 60 presentations, selected among the over 100 received by a ... More Information

FAMA for gasket innovation

FAMA for gasket innovation

Italian company FAMA is known for innovation in the development, production, marketing and sales of rubber gaskets for tunnel lining segments. With a reputation for full site support and ... More Information

ExpoTunnel second edition for Bologna

ExpoTunnel second edition for Bologna

ExpoTunnel, the Italian exhibition for tunnelling, drilling, mining and underground construction and research, takes place in Bologna 23-25th October, 2014. Register before end-March for discounted ... More Information

Waterview connection update

Waterview connection update

The 2,200-t TBM, named Alice and launched at the end of November 2013, will build twin 2.4 km-long tunnels, both 13.1m-diameter, to connect Auckland’s Southwestern (SH20) and Northwestern ... More Information

CBE segments for US and France

CBE segments for US and France

Manufacturer CBE Group of St Avertin, France has won the segment mould contracts for both Anacostia River Project in Washington DC and the subway extension in Rennes, France. Read the press ... More Information

iPS wins Doha contract

iPS wins Doha contract

International recruitment agency iPS has been awarded the contract to supply specialist personnel for the Red Line South of Doha metro construction. Read the press release below and visit ... More Information

Site vacancies

Site vacancies

International recruitment specialist iPS has vacancies at one of its tunnelling sites in Norway for hydraulic and mechanical fitters, electrician, shotcrete operator, and miner. For more ... More Information

Systemair at ISTSS

Systemair, a leader in manufacturing and sales of ventilation systems with facilities in more than 40 countries, has been operating for years in the field of infrastructure ventilation. Systemair ... More Information

Acimex website relaunch

World leader in vacuum handling technology Acimex of St Avertin, France has relaunched its website www.acimex.net showing the company’s current range of products and applications. Read the ... More Information

Arcisate-Stabio restart

Arcisate-Stabio restart

On 19.02.21014 an agreement was signed between RFI and Ics Grandi lavori, in the presence of the Regional Infrastructure and Mobility minister Maurizio Del Tenno. The agreement provides for the ... More Information

Supplier guide for Fehmarnbelt fixed link

Femern A/S has produced a guide that sets out specific tasks suited to subcontractors on the tunnel construction. The guide provides small and medium-sized enterprises with an overview of their ... More Information

Robbins TBM records in Mumbai

Robbins TBM records in Mumbai

On 21.01.2014 a Robbins Main Beam TBM completed the 8.3 km-long Mumbai Water Tunnel, more than 100 m below ground. The tunnel is one of the longest and deepest water supply tunnels in Asia. The 6.25 ... 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