Tunnel Boring Machine Archives - International Railway Journal

Tunnel Boring Machine

August 19, 2025 | High-speed

Italian high-speed construction contract awarded

Civil works contract for Paola - Cosenza section of Salerno - Reggio Calabria high-speed line.

August 13, 2025 | Infrastructure

German Rail completes construction of Rastatt Tunnel

TBM entombed since collapse in August 2017 removed and civil works completed.

July 8, 2025 | Metros

Singapore starts work on next phase of Cross Island Line

Completion of Phase 2 due in 2032, adding 15km to the Singapore metro network.

February 9, 2024 | Asia

Full speed ahead for Chinese high-speed rail

With an average of seven high-speed lines due to be completed each year over the next five years and nearly 60 lines under construction, China leads the world in the development of high-speed rail. Mark Simmons looks at the details.

March 8, 2023 | Tenders

CPK invites tenders for second stage of Łódź tunnel project

Contract will cover TBM chambers for 4km tunnel on Poland’s first high-speed line.

February 15, 2023 | Passenger

IRJ News in brief - Transit

Civil engineering contracts awarded in Toulouse, Manila, São Paulo, and Toronto, EIB loan for Pune metro and new lines open in Beijing and Taipei.

February 1, 2023 | Infrastructure

Singapore LTA awards final Cross Island Line - Punggol Extension station contract

Elias station and tunnels will be built at a depth of 40m and the contract is valued at $US 428.1m.

January 13, 2023 | Metros

Tunnelling starts on Metro Manila Subway

Official launch after delays due to land ownership disputes.

March 14, 2022 | Infrastructure

HS2 TBMs complete first stage of tunnelling

Eventually 10 TBMs will dig a combined 103km of tunnels on Britain’s HS2 Phase One.

December 17, 2021 | Infrastructure

First TBMs for HS2 London tunnels arrive in capital

Eventually there will be six TBMs tunnelling under the British capital.

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