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
First TBM for Line 15 West delivered - On May 28, 2025, Herrenknecht finished the first TBM EPB for the Intencites15 consortium, led by VINCI Construction Grands Projets, and the Societe des ...
More Information
The Public Investment Board (PIB) has given the nod of approval to the Lucknow Metro's East-West Corridor, which will link Charbagh to Vasantkunj as part of Phase 1B of the project. The only step ...
More Information
On Sunday 25th May, engineers working on the HS2 project lifted the TBM's 9.48 metre diameter cutterhead, front and middle shield, weighing 850 tonnes, using a large gantry crane. The tunnelling ...
More Information
The public is invited to provide feedback to the Environmental Assessment Office on the Fraser River Tunnel Project’s Environmental Assessment application. The public comment period runs from ...
More Information
The Public Road Administration of Norway's portfolio of major development projects - estimated cost approximately EUR8.71 billion (NOK 100 billion) are as follows 29 projects: click here for the ...
More Information
Major construction has kicked off on Suburban Rail Loop (SRL), with works full steam ahead to build a massive TBM launch site in Clarinda, where tunnelling will start next year.
The giant ...
More Information
A new milestone in the BBT project, on May 20th , a break through was made in the western main tunnel between the two lots H41 Sill Gorge-Pfons and H21 Sill Gorge.
In the western main tunnel ...
More Information
The 3 joint ventures Skanska Norge AS and Vassbakk & Stol AS (Norway), AF Group Norway AS (Norway) and Eiffage Genie Civil (France) have until 09:00am on 10 June to submit the first offer for ...
More Information
The deadline May 30, 2025 for abstract submissions is approaching fast! Don’t miss your chance to be part of the WTC2026 program and join the conversation on the conference theme: ...
More Information
A new milestone has been reached for the H53 Pfons-Brenner construction lot in the Austrian part of the BBT project, in the geologically challenging area of Hochstegen. On the 08/05/2025 a ...
More Information
HS2’s giant TBM Mary Ann broke through on 9th, May 2025, marking the end of her mission to excavate the first bore of what will soon become the longest railway tunnel in the West ...
More Information
Completed the excavation of the Hunter Street metro station cavern for the Sydney Metro West mega project.
Excavation has been ongoing around the clock for 20 months to create the giant cavern, ...
More Information
STUVA-Expo, one of the world's leading and largest events in the tunnelling sector. Over 150 companies have already booked their participation for STUVA Expo 2025.
STUVA Expo ...
More Information
Flavia, the last Italian TBM for the BBT project, has reached the Brenner Pass, completing the excavation of the west main tunnel in lot H61 Mules. This marks the end of mechanized excavation on the ...
More Information
DC Water's Potomac River Tunnel Project is to begin controlled underground blasting as part of the excavation work for DC Water’s Potomac River Tunnel Project. Weekly ...
More Information
On Monday, April 28, 2025, a breakthrough ceremony was held at the North Portal in Barangay Waan, Davao City, marking a significant milestone in the Davao City Bypass Construction Project (DCBCP). ...
More Information
We're excited to announce that Tunnelbuilder Ltd is a Media Partner for WTC2025! Tunnelbuilder.com along with sister site tunnelbuilder.it has been delivering daily tunnelling news, bids, awards, ...
More Information