Services

  • Subsurface investigation programs
  • Geotechnical Data Reports
  • Geotechnical Baseline Reports
  • Geotechnical tunnel route feasibility assessment
  • Ground modifications
  •  Stabilizing of slopes 
  • Retaining walls & earth reinforcement systems design
  • Shallow and deep foundations design

  • Underground structure evaluation such as tunnels, pipelines, shafts, caverns, chambers, pits etc.
  • Trenchless excavation method selection: Tunnel Boring Machine (TBM), Microtunnel,  Horizontal Directional Drilling (HDD), Sequential Excavation Method (SEM) 
  • Tunnel and shaft stability analysis
  • Underground structure excavation support systems design 
  • Underground watertight  systems design 
  • Underground structures final lining design 
  • Tunnel final linings design including concrete, shotcrete, steel and segmental  linings
  • Cofferdams and bulkheads design
  • Underground structure seismic evaluation
  • Open cut excavation support design
  • Computer modeling of soil-structure interaction
  • Underground structures and shaft inspections
  • Highway, transit and utility tunnels condition surveys 
  • Tunnel and shaft lining rehabilitation design
  • Tunnel alignment and geometry drawings preparation
  • Waterproofing systems design for underground structures