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Tag: Hatch

Potomac River Tunnel TBM Mary
Contract/projects

TBM Mary fully assembled for Potomac River Tunnel drive

By rosebell
September 2, 2026

Posts List

  1. Brenner Base Tunnel TBM Wilma

    Brenner Base Tunnel TBM approaches finish line

  2. Ontario Line TBMs

    TBMs launch on Ontario Line downtown drive in Toronto

  3. Hong Kong Station overrun tunnels

    Hong Kong advances 500m overrun tunnel extension

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logo logo
  • HOME
  • NEWS

    • Singapore launches CR23 station and tunnel tender

      3 hours ago
    • Hudson Tunnel Project

      Trump appeals order to resume $16bn Hudson Tunnel payments

    • Teddington Tunnel

      Thames Water prepares £500m integrated tunnelling contract for Teddington Water Scheme

    • Last Chance Grade Tunnel

      Caltrans advances Last Chance Grade Tunnel to design phase

  • 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
    • TERRATEC TBM Bangkok Purple Line

      TERRATEC TBM breakthrough at Bangkok Purple Line’s toughest crossing

    • ISAVFT 2026 Melbourne

      Melbourne to host global tunnel safety specialists at ISAVFT 2026

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

    • Launching registration for BTS Tunnel Design and Construction Course

  • PROJECTS
    • Potomac River Tunnel TBM Mary

      TBM Mary fully assembled for Potomac River Tunnel drive

    • SLBC tunnel shear zone

      SLBC tunnel crosses dangerous ‘shear zone’ in major breakthrough

    • Debohra TBM Vienna

      1,430-Ton Debohra TBM Dismantled and Moved Across Vienna for Second Tunnel Drive

    • Mattertal Tunnel Moves Towards Construction of New Rail Link to Zermatt

      Mattertal Tunnel moves towards construction of new year-round rail link to Zermatt

  • CONTACT US
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Latest Posts

TBM Mary fully assembled for Potomac River Tunnel drive

Singapore launches CR23 station and tunnel tender

TERRATEC TBM breakthrough at Bangkok Purple Line’s toughest crossing

SLBC tunnel crosses dangerous ‘shear zone’ in major breakthrough

1,430-Ton Debohra TBM Dismantled and Moved Across Vienna for Second Tunnel Drive