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New milestone for the red line project in Doha

New milestone for the red line project in Doha

With the breakthrough of TBM S-867 on 10.10.2015 and S-865 on 13.10.2015 at the Legtaifiya Station in Doha, Salini Impregilo, leader of the ISG joint venture, has completed 11 out of the 16 ... More Information

Chiaravagna tunnel completed

Chiaravagna tunnel completed

On 22.10.2015 Cipa Spa, along with the contractor COCIV, finished the excavation of the 278 m Chiaravagna tunnel. The tunnel is part of the new high speed, high capacity railway line ... More Information

Florence breaks through at Castle Hill

Florence breaks through at Castle Hill

On 02.10.2015 Sydney metros North West TBM number 2 Florence broke through into the site of the future Castle Hill station after a 6.5 km dig. Work began at Bella Vista in late October last year. ... More Information

Pinchat railway tunnel breakthrough

Pinchat railway tunnel breakthrough

The final wall of the 2.1 km Pinchat tunnel came down on the 10/08/201. The tunnel is 30 meters below the Route de Troinex, creating the connection between Carouge-Bachet and Val d'Arve, on the ... More Information

Fortezza-Ponte Gardena access plans filed

RFI and Italferr have completed the final design for the Fortezza-Ponte Gardena access, which is part of the Brenner Base Tunnel project and filed it at the Ministry of Infrastructure and Transport. ... More Information

Testing has begun at the Gotthard Base Tunnel

The federal office of transport has given the go ahead for testing to begin in the Gotthard Base Tunnel.  The first successful test runs began on 01/10/2015 with the first trains using ... More Information

Iran-Armenia railway construction

The construction of the Iran-Armenia railway will begin after the creation of an important cargo base. The railway will be used mainly for in-transit freights from Iran to other countries. The ... More Information

Breakthrough for SS640 at Caltanissetta tunnel

Breakthrough for SS640 at Caltanissetta tunnel

On  the 15/10/2015 C.M.C Ravenna with TBM Barbara broke through on the first part of the 4 km Caltanissetta tunnel, which is part of the 28 km-long section upgrade at the A19 ... More Information

Latest news from the Shieldhall tunnel

Latest news from the Shieldhall tunnel

The contract was awarded equally between  JV Costain and VINCI Construction Grands Projets and covers the construction of two shafts, 15 m diameter each, with a depth of 20 m, a 300 m long ... More Information

The first tunnel section of line 5 of the Riyadh Metro is complete.

The first tunnel section of line 5 of the Riyadh Metro is complete.

On 06.10.2015 FAST, the FCC-led consortium made up of Samsung, Alstom, Strukton, Freyssinet Saudi Arabia, Typsa, Atkins and Setec, finished drilling the first tunnel section of line 5 (green ... More Information

Cifa at Victoria Station – Press release

Cifa at Victoria Station – Press release

The London Underground, the oldest in the world and the largest in Europe, comprises 11 different lines and 270 stations. Of these the Victoria Line is a deep-level underground route that was ... More Information

Liantang/ Heung Yuen Wai Boundary Control Point at Hong Kong

Liantang/ Heung Yuen Wai Boundary Control Point at Hong Kong

On 31.08.2015 a 14 m diameter dual-mode EPB TBM was launched in Hong Kong at the north portal of the tunnel that will link the north-eastern New Territories and the Liantang border crossing in ... More Information

TERRATEC TBMs COMPLETE CC-34 PROJECT IN DELHI METRO AHEAD OF SCHEDULE

TERRATEC TBMs COMPLETE CC-34 PROJECT IN DELHI METRO AHEAD OF SCHEDULE

On 21st August 2015, the Tunnel Boring Machine S36 broke through at Palam Station, 27 days after its twin S37 did the same, completing the last drives on Contract CC-34 of Delhi Metro Phase-III. ... More Information

Dätwyler Newsletter

Dätwyler Newsletter

The latest Dätwyler Newsletter is now available with updates on all their current and future projects. Please click here. 40/15   More Information

Seattle Northgate Link Extension - Tunneling update

Seattle Northgate Link Extension - Tunneling update

Tunneling crews continue to make progress on both tunnels between the Roosevelt Station site and the U District Station site for the Northgate Link Extension in Seattle. TBM Brenda is just south of ... More Information

Setronic ARGO at Expotunnel

Setronic ARGO at Expotunnel

Setronic Verona Srl is an ISO 9001:2008 certified company, specialized in design, manufacture and after sales service for optical beam smoke and fire detectors, opacity analyzer, ... More Information

Brenner Base Tunnel - TBM begins its work

Brenner Base Tunnel - TBM begins its work

On the 26/09/2015 the ceremony was held for the launch of a TBM in at the Brenner Base Tunnel in Innsbruck, Austria. The cavern at the Ahrental end was used for assembly and launch. There were ... More Information

TBM for Grand Paris Express ready

TBM for Grand Paris Express ready

The TBM for the grand Paris Express is now ready to start. The TBM was christened Magaly on the 09.09.2015 it is the first of two TBMs that will dig the tunnel for the extension of line 14. The ... More Information

Euclid Creek Tunnel closes under budget

On 17.09.2015  the Northeast Ohio Regional Sewer District’s Board of Trustees approved the final award of the contract 238-15. This contract will close $3.6 million less than the original ... More Information

Blanka tunnel opened in Prague

Blanka tunnel opened in Prague

The 6,382 m Blanka road tunnel complex in Prague, consisting of three tunnel sections, was opened on 19.09.2015. The project is on the north-western part of the inner ring road in Prague. Click ... More Information

Robbins Main Beam ramps up at Mid-Halton Outfall Tunnel.

Robbins Main Beam ramps up at Mid-Halton Outfall Tunnel.

 On July 22, 2015, a 3.5 m (11.5 ft) Robbins Main Beam TBM began a new chapter in its storied 32-year career. Originally built for the Terror Lake project in Alaska, the veteran machine has ... More Information

Sandvik Newsletter

Sandvik Newsletter

The latest newsletter from Sandvik Construction is now online. Visit http://construction.sandvik.com/news-media/e-newsletter/september-2015/ . 39/15 More Information

Nenskra hydroelectric project

Nenskra hydroelectric project

On 16.09.2015 the ground breaking ceremony for the Nenskra hydroelectric project  was held in the mountainous northwestern Georgian region of Svaneti. The 280MW project will ensure the ... More Information

Sydney Metro Northwest tunnelling breakthroughs for TBM1, TBM3 and TBM4

Sydney Metro Northwest tunnelling breakthroughs for TBM1, TBM3 and TBM4

On 18.09.2015 TBM3 Isabelle, one of four machines excavating the 15km twin tube tunnels from Bella Vista to Epping, broke through. It’s the first Sydney Metro Northwest TBM to reach the end of ... More Information

Construction has started on the first well for NorthConnex Tunnel in Australia

On 11/09/2015  a 40 t piling rig drilled the first pile at the northern interchange at Wahroonga junction. This is for the construction of the first well for the NorthConnex tunnel in Sydney. ... More Information

Waterview near completion

Waterview near completion

The Tunnel boring machine Alice is only 332 m away from her second breakthrough for the  Waterview Connection in Auckland, New Zealand. The second tunnel which is 2.4 kilometers long is also ... More Information

DUX Machinery introduces the DUX DT-20T

DUX Machinery  introduces the DUX DT-20T

With over 45 years of experience, DUX Machinery Corporation is a Canadian manufacturer of heavy-duty underground equipment designed to meet the needs of mining and tunnelling projects worldwide. DUX ... More Information

Australian Tunnelling Conference update

The latest project updates to be discussed at the Australian Tunnelling Conference in Sydney next month “We have a fantastic program featuring a number of project updates from all over ... More Information

TERRATEC TBM achieves new breakthrough in Delhi

TERRATEC TBM achieves new breakthrough in Delhi

On 03.08.2015, TERRATEC’s S23 TBM EPB completed the tunnelling on the up line 1,351 m tunnel between Kashmere Gate & Lal Quila Stations. This is the Delhi Metro Phase-III CC-07 Project, ... More Information

SR99 - Final three pieces safely in the access pit

SR99 - Final three pieces safely in the access pit

Between the 28th  August  and  4th  September 2015 Seattle Tunnel Partners have lowered the final three pieces of the SR 99 TBMs front shield into the access pit in Seattle, ... More Information

Underground Construction Prague 2016 – Final Call for Abstracts

The final deadline for abstract submission is on 30.09.2015, using the on-line form which is available at http://www.ucprague.com/call-for-abstracts/ . 37/15. More Information

Robbins Crossover TBMs in New Territory

Robbins Crossover TBMs in New Territory

First Rock/EPB TBM in North America represents an Evolution in Design On August 10, 2015, North America’s first Robbins Crossover TBM was launched for the Túnel Emisor Poniente ... More Information

Ritchie Bros. auction Spain features tunneling equipment

Ritchie Bros. auction Spain features tunneling equipment

Tunnelbuilders that are in need of heavy equipment for their upcoming projects may be able to grab a good deal at Ritchie Bros. upcoming auction in Ocaña (Central Spain). The unreserved ... More Information

‘Full Crew’ change name to iPS – Powerful People Mexico

‘Full Crew’ change name to iPS – Powerful People Mexico

iPS’ Mexican entity has changed its commercial name from ‘Full Crew’ to iPS – Powerful People. Full Crew has been active in Mexico since 2007 and has established a well ... More Information

VMT developments

VMT developments

HADES from VMT networks all areas of a construction site above and below ground. Development of the HADES control centre is underway. Read the press release and visit www.vmt-gmbh.de. 36/15. More Information

Sandvik for service

Sandvik for service

Sandvik supports clients with in-depth product and application expertise, rapid response, local presence and worldwide network. Read the August, 2015 edition of Sandvik E-newsletter and visit ... More Information

Tunnelling News

Single-Bore Tunnel Method Chosen for BART Silicon Valley Phase II

This decision allows VTA to advance project design towards 60%, stay on a critical path to tunnel construction and meet the projected revenue service ... More Information

Boring Co. begins 'controlled blasting' for Nashville tunnel at TN capitol

The Boring Co. has started excavation work at a state-owned parking lot on Rose Parks Boulevard for the Music City Loop project Wednesday, Aug. 13, ... More Information

TBM arrives in Montreal for delayed metro extension project

A custom-built tunnel boring machine (TBM) has arrived in Canada for use on a 6km extension of the Montreal Metro... More Information

Spain Confirms Feasibility of €8.5 Billion Morocco-Europe Tunnel

The study was conducted by German company Herrenknecht, the world leader in tunnel boring machines, at the request of the Spanish government's ... More Information

TxDOT spends $748M to burrow bus-size tunnels under Central Austin

The first tunnel boring machine will be deployed near ... Industry experts say tunnel boring machines typically advance about 50 feet per day. More Information

6 TBMs on Duty on the 27-Kilometer Line in Körfezray

Two of the six Tunnel Boring Machines (TBMs) that will serve in the first 27-kilometer phase are actively excavating tunnels, while the ... More Information

Construction on HS2's Euston tunnel will start 'fairly soon', says rail minister

Construction on the HS2 tunnel from Old Oak Common station to Euston station will start “fairly soon”, the rail minister has said... More Information

Blue Line Extension TBM Arrives at Port of Montreal

Railway Track and Structures Construction site of the future Vertières station (Pie-IX) in June 2025. Caption and photo courtesy of STM. MONTREAL - The tunnel boring machine (TBM) ... More Information

Tunnel break through milestone for Mt Messenger Bypass project

A 110 tonne excavating machine, called Hinetūparimaunga, has broken through at the northern end of the project's 235 metre-long tunnel ... More Information

$3.9 billion tunnel and bridge link for VA

Costing around $3.9 billion, the Hampton Roads Bridge-Tunnel (HRBT) upgrade Expansion project for Virginia will improve traffic flow for a key ... More Information

Extended North Tunnel Flood Mitigation Project Receives $18.2 Million in State Funding

The funding advanced by the board includes a $17.2 million loan and $1 million grant for the construction of the mile-long tunnel, which will divert ... More Information

Gateway Project faces new uncertainty amid government shutdown

Federal funding for the $16B Hudson Tunnel Project, aka Gateway, has been paused during the government shutdown, sparking political backlash. More Information

Tunnel Boring Machine Emily Passes Key Factory Test for DC Water Potomac River Tunnel Project

Tunnel boring machine (TBM), Emily. This test confirms that Emily is ready to begin excavating the southern leg of the Potomac River Tunnel — a ... More Information

Sydney Metro West achieves world-first in tunnelling technology

Sydney Metro West has achieved a world-first in tunnel construction with a Lining Erector Machine (LEM) successfully being used to line the mined ... More Information

Gateway construction continues despite Trump's claim of termination

Tutor Perini, the general contractor on the Manhattan Tunnel Project, confirmed construction activity is currently continuing as planned... More Information

Tunnelling complete for Annacis water supply project

Metro Vancouver has completed the tunnelling phase of the $450 million Annacis Water Supply Tunnel, which will complete in 2028... More Information

Santa Clara VTA confirms single tunnel plan for BART extension

With VTA now owning the tunnel boring machine, the agency assumes full responsibility for its performance, agency officials said. To manage the risk, ... More Information

Chennai: Tunnel Boring Machine Vaigai achieves breakthrough at Mandaveli Metro Station

CHENNAI: The Chennai Metro Rail Limited (CMRL) on Saturday achieved a major milestone in Phase II tunnelling works, as Tunnel Boring Machine (TBM) ... More Information

Trump 'terminates' $16 billion Hudson River tunnel project linking N.J. and N.Y.C.

President Trump said funding for the $16 billion Gateway Tunnel project is "terminated" at a press conference. New Jersey officials said they will ... More Information

$676 million underwater tunnel for India

The project is expected to cost around $676 million, with a Detailed Project Report (DPR) having now been completed. India's road transport network is ... More Information

€1.4 billion Belgian tunnel project approved

The first phase of the €1.4 billion project for Belgium’s new Limburg Noord-Zuid link has been approved. Construction should commence in 2027 on the project, which will form a section of ... More Information

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