Technology
Tunnel Boring Machine (TBM)
A tunnel boring machine is a specialist underground construction system designed for precise and efficient excavation. Its integrated cutting head, thrust system and spoil removal process help create stable and high-quality tunnel structures.

A tunnel boring machine is a specialist underground construction system designed for precise and efficient excavation. Its integrated cutting head, thrust system and spoil removal process help create stable and high-quality tunnel structures.
Where projects involve curved alignments, long drives, protection of existing assets or highly constrained surface conditions, TBM-led approaches can reduce disruption to surrounding environments while improving control, safety and programme reliability.
