On July 28, 2025 at 10h20 a.m., TBM n.1 named Than Toc (Lightning speed) - designed and manufactured by Herrenknecht, over 100 m length and 850 t weight - successfully completed its ...
More Information
TBMs Dorothy and Betty power into Parramatta
Tunnelling for the Sydney Metro West project is nearly 90% complete, with the arrival of two TBMs at Parramatta’s metro station site. This marks a ...
More Information
On Thursday 24 July, the TBM Marguerite de Catellan broke through at the future Côte Pavée station, Lot 4 of Toulouse Line C: click here for the video.
The TBM - launched in ...
More Information
On Saturday 26th July, the team working on the HS2 project lifted the TBM Emily's 9.11m diameter cutterhead, front and middle shield, weighing 880 t, using a large gantry crane, at the Green Park ...
More Information
On Saturday 19 July, production of the precast concrete segments used by the TBMs for the final lining of the line tunnels were completed at the Ahrental plant located near the Austrian H41 ...
More Information
The Delhi Metro Rail Project marked another significant milestone as Afcons Infrastructure’s Tunnel Boring Machine (TBM) Disha (1264B) achieved a breakthrough at the Tughlakabad Railway Colony ...
More Information
Be part of transit history! Here’s your chance to make your mark on Toronto’s newest subway line.
The first two TBMs have arrived in Canada. They will dig the tunnels in the southern ...
More Information
After rigorous adjudication by the Panel of Judges, the Finalists of the 2025 series of the ITA Tunnelling Awards has been announced. From a short list of 51 entries from 27 ...
More Information
In February 2025, excavation work began on the construction of the second tube of the Gotthard motorway tunnel. While the TBM on the north side is progressing steadily, on 23 June 2025 it was ...
More Information
The green light has been given for work on the Gran Sasso Tunnel to begin. They had needed to comply with current technical regulations on the tunnels safety in the trans-European road network ...
More Information
The Land Transport Authority (LTA) has commenced civil construction works for Phase 2 of the Cross Island Line (CRL). Acting Minister for Transport Jeffrey Siow officiated the ground-breaking ...
More Information
DEME Group has announced a major milestone in the construction of the Scheldetunnel, part of the Oosterweel Link in Antwerp. The first of eight prefabricated tunnel elements has now been ...
More Information
The €114 million Athlone Main Drainage Scheme has recorded a successful breakthrough on its second underwater tunnel beneath the River Shannon—marking a significant milestone in the ...
More Information
ADELAIDE, SA — July 2025: The Torrens to Darlington (T2D) Project continues to gain momentum, with June marking a month of significant progress across several key construction sites. As South ...
More Information
The Bhopal Metro Rail Project has marked a significant milestone with the successful completion of the Factory Acceptance Test (FAT) for its first tunnel boring machine (TBM), designated TBM 427. ...
More Information
Preparatory work for the Lower Thames Crossing—the future title-holder of Europe’s largest road tunnel—is slated to begin in late 2025
Project Overview
Tunnel length: 2.6 ...
More Information
With Ordinance N. 10 from the 27 June 2025, the Special Commissioner approved the final design for the 4km section T2 of Line C, involving the construction of four new stations (Chiesa Nuova, San ...
More Information
Caltrans District 1 announced a USD 40 million allocation toward the design phase of the Last Chance Grade Project along U.S. Highway 101 south of Crescent City in Del Norte County. This funding ...
More Information
Excavation of the twin-bore Northolt tunnel between West Ruislip at the outer edge of the capital and the new Old Oak Common super-hub station in west London has been completed.
On 26th June ...
More Information
The International Trenchless Exhibition & Conference (ITEC) 2025 officially commenced on 23 june at the Jeddah Hilton.
More Information
Gillian and Zelda, the two massive TBMs building Victoria’s longest road tunnels are back in action, relaunching from Lower Plenty Road to continue their journey towards Bulleen as part of the ...
More Information
Starting in 2024, the Swiss Tunnel Congress (STC)—Switzerland’s premier event for underground construction—will be held exclusively in even-numbered years. To maintain momentum in ...
More Information
Less than a year after the previous open day organised at the entrance to the base tunnel on the French side, TELT once again welcomed the public on the 14 and 15 June 2025, this time at the ...
More Information
A Crucial Boost to Britain’s Largest Road Tunnel Project - On 16 June 2025, Chancellor Rachel Reeves confirmed an additional £590 million funding boost for the Lower Thames ...
More Information
The WTC2026 planning committee would like to inform you that the deadline for the abstract submissions has been extended for a final time to June 30, 2025. The Congress will take place from 15 to 21 ...
More Information
On 12 June 2025, the last part of the new Casacastalda tunnel was demolished as part of the works to widen the Valfabbrica SS 318 (Perugia-Ancona route) to four lanes: click here to watch ...
More Information
ITEC 2025, which will take place on 23- 24 June 2025 at the Jeddah Hilton, Jeddah (Saudi Arabia) is a premier event aimed at advancing trenchless technology within Saudi Arabia’s rapidly developing infrastructure sector.
More Information
The Norwegian Public Roads Administration has prepared an optimized proposal for adjusted exit and entry ramps from the Floyfjell road tunnel in Sandviken on the E39.
The extension of the ...
More Information
HS2’s tunnelling team in London is one step closer to completing the capital’s Northolt Tunnel after the latest in a series of complex tunnelling breakthroughs.
The tunnel boring ...
More Information
The procurement process for the construction of the Stad Ship tunnel has moved a step forward with the receipt of the first bids from all three prequalified bidders: the joint venture of Skanska ...
More Information
Securing approval on June 03, 2025 for the financing of the Arna–Stanghelle Joint Project in the Storting is an important step toward getting started. This is a project of great importance for ...
More Information
Hyderabad Airport Metro Limited (HAML) has informed that the Detailed Project Reports (DPRs) of the proposed Hyderabad Metro Phase 2B for JBS-Medchal, JBS-Shameerpet, and Airport - Future City Metro ...
More Information
On June 9, the Government of São Paulo republished the tender for the Santos-Guaruja immersed tunnel. The improvements to the tender are the direct result of the contributions collected ...
More Information
After completing the 3.5-mile (5.8km) mission to excavate the first section of the Bromford tunnel, linking North Warwickshire and Birmingham, HS2’s giant TBM Mary Ann is being stripped down ...
More Information
The Delhi Metro Rail Corporation (DMRC) on 7th May 2025 achieved a significant construction milestone, with the TBM breakthrough at Tughlakabad Railway colony station. The 96-m-long TBM EPB ...
More Information
The Delhi Metro Rail Corporation (DMRC) has proposed the construction of 18 new Metro corridors covering a total length of 206.5 km under Phase-V. The proposal has been submitted to the Union ...
More Information
