Understanding what's Underground

Aspect develops effective geotechnical solutions in even the most challenging underground settings. Our engineers, geologists, and hydrogeologists understand the regional geologic setting, which allows us to efficiently adapt to site-specific conditions and apply the results to cost-effective and reliable design recommendations.  We minimize uncertainty and offer low impact solutions for projects involving subsurface soil and groundwater.


Geotechnical Engineering

  • Aquatic Habitat Restoration Support
  • Bridge and Structure Foundations
  • Coastal and River Revetment
  • Construction Dewatering Design
  • Construction Observation/Special Inspection
  • Culvert Replacement
  • Rivers, Levees and Floodplain Management
  • Roads and Retaining Walls
  • Seismic Analysis and Mitigation
  • Site Development and Earthwork
  • Slope Stabilization, Landslide Remediation, Shoring, Retaining Structures
  • Soft Ground Engineering and Ground Improvement
  • Tunnels and Underground Structures
  • Water and Wastewater Storage, Pumping, and Conveyance 

Geologic Evaluation + Site Hazard Assessment

  • Coastal and Fluvial Geology
  • Geologic Hazards Assessments/Sensitive Areas Identification
  • Hydrogeologic Assessment
  • Land Use Litigation/legal Support
  • Regulatory and Permit Assistance, EIS and SEPA Support
  • Site Characterization
  • Slope Stability Analysis
  • Tunneling and Infrastructure Corridor Studies

Low Impact Development

  • Green Stormwater Infrastructure (GSI)
  • Hydrogeologic Support
  • Shallow and Deep Stormwater Infiltration