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    • HS2 Ltd – Lifting fourth Northolt Tunnel TBM

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Tag: TBM Mary

Contract/projects

HRBT Expansion Project – Tunneling nears the finish line

By rosebell
August 5, 2025
News

First Potomac River Tunnel TBM passes FAT

By rosebell
May 1, 2025
Contract/projects

HRBT Expansion Project – Celebrating World Tunnel Day with launch of project welcome centre

By rosebell
December 7, 2024
News

Hampton Road-Bridge Tunnel Expansion Project – Commissioning TBM on second bore

By rosebell
October 27, 2024
Contract/projects

United States – TBM Mary restarted for HRBT project

By rosebell
October 21, 2024
News

First use of Nitrogen skates technology in US

By rosebell
August 1, 2024
HRBT Expansion Project TBM Breakthrough
News

Virginia Road Tunnel Project – TBM Breaks Through

By lyndamyer
April 20, 2024
HRBT Expansion Project - TBM Mary
News

The HRBT Expansion Project – Commissioning the TBM Mary

By lyndamyer
June 6, 2023
Hampton Roads Bridge-Tunnel TBM
News

Virginia’s Hampton Roads Bridge Project – TBM Advances the Tunnel

By lyndamyer
March 7, 2023
HRBT Expansion Project Site
News

Progress in Headwall of the HRBT Expansion Project

By lyndamyer
November 27, 2022

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  1. West Link subproject – Veidekke concluded the contract

  2. Michigan RFI for drainage tunnel power needs

  3. Lower Olentangy Tunnel Project – Final breakthrough of TBM

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logo logo
  • HOME
  • NEWS
    • HS2 Ltd – Lifting fourth Northolt Tunnel TBM

      1 day ago
    • Second breakthrough in Davao City Bypass

    • Cascade Infrastructure reaches financial close for HARP

    • Launching marine tunneling in Western Australia

  • 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
    • BTS September lecture is the ambitious Coire Glas exploratory works

    • BTS June lecture focuses on Prague Metro Line D

    •  WTC2026 – Abstract submissions deadline approaches

    • BTS lecture gives early insights into HARP

  • PROJECTS
    • Romanian Metro Project – Construction is undergoing

    • Completing Annacis Water Supply Tunnel drive

    • Enbridge Energy’s Proposed Tunnel – Submissions support Line 5

    • Hudson Tunnel Project – Completing manufacture of TBMs

  • CONTACT US
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Latest Posts

Romanian Metro Project – Construction is undergoing

Completing Annacis Water Supply Tunnel drive

HS2 Ltd – Lifting fourth Northolt Tunnel TBM

Second breakthrough in Davao City Bypass

Enbridge Energy’s Proposed Tunnel – Submissions support Line 5