Tunnels / Underground

Tunnels & Underground Design Services
  • Feasibility, Planning, Project Development and Preliminary Design
  • Final Design Reports, Plans, & Specifications
  • Detailed Subsurface Exploration and Geotechnical Reports (GDR, GIR, GDSR, GBR)
  • Construction Method Evaluation
  • Tunnel Boring Machine Evaluation
  • Geologic & Hydrogeologic Analysis
  • Horizontal & Vertical Alignment Analysis
  • Rock and Soil Laboratory Tests Management
  • Soils Engineering
  • Rock Mechanics
  • Risk Management
  • Bid Documents and Pre-qualification Assistance
  • Construction Cost Estimating
  • Constructability Assessments
  • Value Engineering
  • Construction Scheduling
Tunnels & Underground Design Experience
  • Tunnel Rehabilitation
  • TBM Tunnels
    • Soft Ground
    • Hard Rock
    • Mixed Face
  • Traditional Tunnels
  • Sequential Excavation Method (SEM) Tunnels
  • Trenchless Excavation
    • Microtunneling
    • Auger Boring
    • Pipe Ramming
    • Horizontal Directional Drilling
  • Trenchless Rehabilitation
    • CIPP
    • Slip Lining
  • Underground Structures
  • NXBurst
Tunnels & Underground Construction Services
  • Bid Documents and Pre-qualification Assistance
  • Constructability Assessments
  • Value Engineering
  • Contractor Bid Support
  • Contractor Design Support
  • Construction Management
  • Owner’s Representative
  • Inspection Services
  • Risk Management
  • Construction Cost Estimating
  • Construction Scheduling
  • Dispute Avoidance and Resolution
  • Disputes Review Board participants
Tunnels & Underground Construction Experience
  • TBM Tunnels
    • Soft Ground
    • Hard Rock
    • Mixed Face
  • Hand Mining
  • Traditional Tunnels
  • Sequential Excavation (SEM) Tunnels
  • Tunnel Rehabilitation
  • Trenchless Excavation
    • Bore & Jack
    • Microtunneling
    • Auger Boring
    • Pipe Ramming
    • Horizontal Directional Drilling
  • Trenchless Rehabilitation
    • CIPP
    • Slip Lining
  • Underground Structures
  • NXBurst