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    • California’s Longest Highway Tunnel Moves into Design at Last Chance Grade

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    • NHPC’s Teesta Stage VI Hydroelectric

      Search operation ends at Vishnugad-Pipalkoti tunnel incident

    • East River Tunnel rehabilitation

      Amtrak completes first phase of East River Tunnel Rehabilitation Project

    • Montréal Blue Line extension

      Vertical excavation completed at two more Blue Line stations

  • FEATURES
    • Completion of GHH Group’s acquisition by Komatsu

    • Analia Franco station of the São Paulo Line 2 – Breakthrough at the extension

    • Coire Glas Exploratory Tunnel – Achieving to the record of 1000m

    • Unveiling Earthgrid Tunnel Boring Robot

  • EVENTS
    • Madrid allocates $119m for Line 11 tunnelling systems and fit-out

    • Launching registration for BTS Tunnel Design and Construction Course

    • ITA Tunnelling Awards celebrate achievement and innovation

    • Germany, Thuringia – de/13

  • PROJECTS
    • Approval of Assam road and rail tunnel

    • Hudson Tunnel Project – Receiving US$30m of frozen funds

    • The selected bidder for Florida tunnels is Boring Company

    • Completion of tunneling beneath Panama Canal

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News

California’s Longest Highway Tunnel Moves into Design at Last Chance Grade

Caltrans has moved the Last Chance Grade Permanent Restoration Project into its design phase, advancing ...
News

Search operation ends at Vishnugad-Pipalkoti tunnel incident

THDC India has completed search and rescue operations following the tail race tunnel incident at ...
News

Amtrak completes first phase of East River Tunnel Rehabilitation Project

Tmtrak officially reopened East River Tunnel (ERT) Line 2 in New York this week after ...
News

Vertical excavation completed at two more Blue Line stations

The vertical excavation has been completed for two more stations for Montréal’s Blue Line Project. ...
News

Thames power tunnel drive reaches halfway mark

Tunnelling for National Grid’s new power tunnel under the River Thames has reached the halfway ...
News

Podłęże-Gdów railway line enters a key construction phase

Budimex has reached the first four milestones on the construction of a new railway line ...

LASTEST NEWS

Last Chance Grade tunnel

California’s Longest Highway Tunnel Moves into Design at Last Chance Grade

rosebellrosebell
August 24, 2026
News
NHPC’s Teesta Stage VI Hydroelectric

Search operation ends at Vishnugad-Pipalkoti tunnel incident

News
East River Tunnel rehabilitation

Amtrak completes first phase of East River Tunnel Rehabilitation Project

News
Montréal Blue Line extension

Vertical excavation completed at two more Blue Line stations

News
National Grid Thames power tunnel

Thames power tunnel drive reaches halfway mark

News

CONTRACT / PROJECTS

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Contract/projects

Approval of Assam road and rail tunnel

By rosebell
February 18, 2026
With 15.79km length the twin-tube tunnel under the Brahmaputra River in Assam got the approval of Indian government and is due to feature ...
Read more
Contract/projects

Hudson Tunnel Project – Receiving US$30m of frozen funds

By rosebell
February 18, 2026
Despite that US$30m of the federal funds that was halted by the Trump administration has been received by the Hudson Tunnel Project, construction ...
Read more
Contract/projects

The selected bidder for Florida tunnels is Boring Company

By rosebell
February 18, 2026
In order to advancing a project connecting Universal Orlando’s theme parks, following a Request for Qualifications for transport infrastructure improvements that support District ...
Read more
Contract/projects

Completion of tunneling beneath Panama Canal

By rosebell
February 18, 2026
As the first to pass under the Panama Canal, the Panama Metro tunnel has successfully been tunnelled under this Canal by HPH consortium. ...
Read more
Contract/projects

Czechia’s Homole Tunnel – Advance in construction

By rosebell
February 18, 2026
While the inauguration date of Czechia’s Homole Tunnel is December this year, the work is progressing towards the scheduled date and Marti and ...
Read more
Contract/projects

Breakthroughs in Chennai Metro

By rosebell
February 18, 2026
As the first TBM breakthrough for the UG-01 contract, the upline TBM, Eagle, has broken through at Thirumayilai on Corridor 4, whereas on ...
Read more
Contract/projects

HS2 Ltd – Completing porous portals on longest tunnel

By rosebell
February 15, 2026
With the aim of eliminating the possibility of trains creating sonic boom when they enter the tunnel at 200mph, the porous portals on ...
Read more

Brenner Base Tunnel – East main tunnel drive passes halfway mark

February 15, 2026

Commencing MetroLink tunneling procurement

February 7, 2026

Vietnam Electricity’s Bac Ai pumped storage hydropower Project – Starting main works phase

February 7, 2026

FEATURES

Features

Completion of GHH Group’s acquisition by Komatsu

July 10, 2024
Features

Analia Franco station of the São Paulo Line 2 – Breakthrough at the extension

July 6, 2024
Features

Coire Glas Exploratory Tunnel – Achieving to the record of 1000m

July 1, 2024
Features

Unveiling Earthgrid Tunnel Boring Robot

July 1, 2024

EVENTS

Events

Madrid allocates $119m for Line 11 tunnelling systems and fit-out

By rosebell
July 11, 2026
Events

Launching registration for BTS Tunnel Design and Construction Course

From July 6-10,  the University of Warwick, Coventry, UK will host the British Tunnelling Society’s annual Tunnel ...
Events

ITA Tunnelling Awards celebrate achievement and innovation

Tunneling projects and people from 11 countries have been recognised in this year’s ITA Tunnelling Awards. This ...
Events

Germany, Thuringia – de/13

Calling enthusiasts to participate in a tender that has been announced for the renewal of operating systems ...
Events

Shetland Islands Council commissions tunnel modelling

By rosebell
September 25, 2025
Events

Inaugurating booking process for BTS Underground Health and Safety Course

By rosebell
September 25, 2025
Events

Call for entries for Harding Prize 2026

By rosebell
September 13, 2025
Giant tunnel boring machine Knutsford
News

First tunnelling completed for Knutsford sewer upgrade

By rosebell
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Tata marks 11th breakthrough on Chennai Metro
News

Tata marks 11th breakthrough on Chennai Metro

By rosebell
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Rogfast E02 Kvitsøy ventilation shaft breakthrough
News

Breakthrough made on second ventilation shaft at Kvitsøy

By rosebell
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  1. Yonge North Launch Excavation

    Launch shaft excavation completed for Toronto subway extension

  2. HS2 completes structure of Burton Green tunnel

  3. Herrenknecht to supply record-breaking TBM for Lower Thames Crossing

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  • HOME
  • NEWS
    • California’s Longest Highway Tunnel Moves into Design at Last Chance Grade

      2 minutes ago
    • NHPC’s Teesta Stage VI Hydroelectric

      Search operation ends at Vishnugad-Pipalkoti tunnel incident

    • East River Tunnel rehabilitation

      Amtrak completes first phase of East River Tunnel Rehabilitation Project

    • Montréal Blue Line extension

      Vertical excavation completed at two more Blue Line stations

  • FEATURES
    • Completion of GHH Group’s acquisition by Komatsu

    • Analia Franco station of the São Paulo Line 2 – Breakthrough at the extension

    • Coire Glas Exploratory Tunnel – Achieving to the record of 1000m

    • Unveiling Earthgrid Tunnel Boring Robot

  • EVENTS
    • Madrid allocates $119m for Line 11 tunnelling systems and fit-out

    • Launching registration for BTS Tunnel Design and Construction Course

    • ITA Tunnelling Awards celebrate achievement and innovation

    • Germany, Thuringia – de/13

  • PROJECTS
    • Approval of Assam road and rail tunnel

    • Hudson Tunnel Project – Receiving US$30m of frozen funds

    • The selected bidder for Florida tunnels is Boring Company

    • Completion of tunneling beneath Panama Canal

  • CONTACT US
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Latest Posts

California’s Longest Highway Tunnel Moves into Design at Last Chance Grade

Search operation ends at Vishnugad-Pipalkoti tunnel incident

Amtrak completes first phase of East River Tunnel Rehabilitation Project

Vertical excavation completed at two more Blue Line stations

Thames power tunnel drive reaches halfway mark