Roads & Railways construction:

  • stability and erosional protection of steep slopes
  • usage of the soil with low geotechnical parameters,
  • foundations on devastated and low bearing subsoil areas,
  • reinforced earth walls & structures,
  • soil improvement technologies,
  • protection of structures founded in area prone to subsidence,
  • slope stability analysis,
  • GEC Geosynthetic Encased Columns,
  • piled embankment with basal reinforcement,
  • french drainage,
  • vertical drains,
  • bitumen surface renovation,
  • bridge abutments,
  • monitoring systems,
  • new and renovation works of rail trackbeds.


  • runways surface renovation works,
  • runways drainage,
  • construction of patrol ways.