tunnel boring machine: 3 of 17
INFRASTRUCTURE
Tunnelling news in brief
Webuild naming competition, Mumbai Metropolitan project
10 November 2025
INFRASTRUCTURE
Terratec TBM commences excavation on Bangkok MRT Purple Line
Terratec TBM starts excavation on Contract 3 of the Bangkok MRT Purple Line Project in Thailand
22 September 2025
INFRASTRUCTURE
Robbins Slurry TBM breaks through in Hiroshima
Breakthrough marks the completion of the 1.4km section of the Hiroshima Expressway Line 5
09 September 2025
INFRASTRUCTURE
HS2 lifts fourth giant tunnelling machine after journey under London
Four TBMs that have completed the excavation of the 8.4-mile-long Northolt tunnels for HS2
01 September 2025
INFRASTRUCTURE
HS2 completes excavation of 8.4-mile tunnel under London
The fourth of four TBMs completes work on HS2's second-longest tunnel between London and Midlands
01 July 2025
INFRASTRUCTURE
Terratec Rock EPB TBM's milestone on Mumbai sewage disposal project
Terratec’s 3.14m Rock EPB TBM successfully navigated sharp 87m radius curve—a first in India
16 June 2025
INFRASTRUCTURE
HS2 tunnelling machine to be given a new lease of life
Disassembly of HS2's TBM, Mary Ann, begins after its 3.5-mile railway line bore is completed
09 June 2025
INFRASTRUCTURE
TBM Caroline removed after a five-mile HS2 journey
HS2 has lifted a second giant tunnelling following its journey under London
28 May 2025
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