Subsurface Utility Engineering
ASCE 38-02 compliant Subsurface Utility Engineering services. Quality Level A through D surveys providing accurate underground utility data for construction projects across BC.
SUE Quality Levels
Following ASCE 38-02 Standard Guidelines for the Collection and Depiction of Existing Subsurface Utility Data
Information from existing utility records, plans, and oral recollections
- Review existing records
- Utility owner contact
- As-built collection
- Desktop analysis
Survey of visible surface features and correlation with Quality Level D data
- Surface feature survey
- Manhole/valve box location
- GPS positioning
- Visual correlation
Designation using surface geophysical techniques (GPR, EM)
- GPR scanning
- Electromagnetic locating
- Horizontal positioning
- Depth estimation
Test hole excavation for precise utility verification
- Vacuum excavation
- Exact depth measurement
- Material verification
- GPS documentation
Project Applications
Highway & Road Projects
DOT-compliant utility surveys for road construction and widening
Commercial Development
Site preparation surveys for new construction projects
Municipal Infrastructure
Asset management and infrastructure renewal planning
Pipeline Projects
Conflict analysis for pipeline routing and installation
Design Engineering
Accurate utility data for engineering design teams
Risk Management
Due diligence documentation for construction contracts
Need SUE Services?
Contact us for professional subsurface utility engineering across British Columbia.