RAQS Qualifications

DBA Engineering Ltd is on (MTO) Ministry of Transportation's RAQS approved list for:


  • High Complexity Testing
  • Low Complexity Testing


  • Hot Mix Asphalt Mix Design Testing (Superpave & Marshall)
  • Hot mix Quality Assurance Testing
  • Hot Mix Asphalt Referee Testing
  • Performance Graded Asphalt Cement Testing
  • Penetration Grade Asphalt Cement Testing
  • Recovered Penetration Testing

Soil & Rock - Low Complexity Testing for Foundation Engineering


    Concrete Strength Testing

    Concrete - Field Testing of Testing

Contaminant / Waste Management

Geotechnical (Structures & Embankments) - Low Complexity

Soils and Pavement Investigations - Routine

Pavement Design

  • Low Complexity
  • Medium Complexity

Pavement Evaluation - Flexible

Emulsion & Cutback Asphalt Testing

Pavement Smoothness

Air-Void System Testing

Curing Compounds Testing

We also provide testing services for:

  • Joint Sealants
  • Roofing &Waterproofing membranes
  • Cold Bituminous Patching Material
  • Environmental & Chemical Testing
  • Rock / Road Salt and many more...