Columbus – Tunnelingworld

Tag: Columbus

Contract/projects

Lower Olentangy Tunnel Project – Final breakthrough of TBM

By rosebell

August 15, 2025

Contract/projects

Photos: Inside the”, within “Photos: Inside the $250 Million Tunnel Being Constructed Under Columbus

By rosebell

October 22, 2024

Cascade Infrastructure reaches financial close for HARP

Launching marine tunneling in Western Australia

Santomarco Tunnel – RFI awards contract

Lead environmental regulator to accelerate Lower Thames Crossing

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

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

Enbridge Energy’s Proposed Tunnel – Submissions support Line 5

Hudson Tunnel Project – Completing manufacture of TBMs

Ontario Line Project – Second tunnel shaft breaks ground

Commencing work on strategic road link to Port of Ancona

Tag: Columbus

Lower Olentangy Tunnel Project – Final breakthrough of TBM

Photos: Inside the”, within “Photos: Inside the $250 Million Tunnel Being Constructed Under Columbus

Posts List

NZ prime minister previews City Rail Link

Preparing Canada’s first small modular reactor project for boring

Completing cavern excavation for Japan’s neutrino detector

Categories

Cascade Infrastructure reaches financial close for HARP

Launching marine tunneling in Western Australia

Santomarco Tunnel – RFI awards contract

Lead environmental regulator to accelerate Lower Thames Crossing

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

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

Enbridge Energy’s Proposed Tunnel – Submissions support Line 5

Hudson Tunnel Project – Completing manufacture of TBMs

Ontario Line Project – Second tunnel shaft breaks ground

Commencing work on strategic road link to Port of Ancona

Tag: Columbus

Posts List

Categories

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