Sectors of activity

ENGINEERING

DEDICATED ENGINEERING DEPARTMENT

  • Feasibility studies and project design
  • Excavation equipment design
  • Tunnel lining design
  • Working methods
  • Developing specific solutions



MANUFACTURING AND MAINTENANCE

INTEGRATED PLANT

  • Construction of tunnel boring machines and back-up
  • Construction of muck trains
  • Refurbishment of equipment after works
  • Maintenance and jobsite assistance
  • Construction of specific and tailor made equipment



UNDERTAKING THE WORKS

ALL EXCAVATION TECHNIQUES

  • Pipe-jacking with microtunnel boring machines
  • EPB or slurry TBM’s
  • Air pressure TBM’s
  • Hard rock TBM’s
  • Associated underground works