Abergeldie efficiently constructs horizontal pipe jacked tunnels as well as conventional tunnels. Tunnel remediation services are also offered.

The Abergeldie Tunnel Boring Machine (TBM) plant fleet caters for a broad range of geological conditions from soft ground earth pressure balance machines (EPBMs), to mixed ground slurry machines capable of tunnelling through running sand and hard rock or gripper/main beam TBMs for hard rock conditions. Tunnel construction capabilities include:

  • Conventional drill/blast and mechanical excavation tunnel construction
  • Tunnel restoration
  • Culverts
  • Three pin arches
  • Pipe jacked tunnels and pipelines
  • Micro tunnelling
  • Cut and cover