Access to Information.

Our technicians have the qualifications and expertise to complete a wide array of challenging industrial material and structural inspections.

Need an inspections quote?

For over a decade, GRA has been assisting clients gather the critical data required to ensure structures and facilities are performing optimally

When you need to access difficult to reach areas, we can assist with a full suite of inspections support services.


This is a short list of the inspections we are certified to perform:

  • Advanced Ultrasonic Testing
  • MetaPhase Phased Array UT, UT Corrosion Mapping
  • Radiography
  • Conventional, Digital & Computerized RT
  • Visual Inspection
  • API and CWB
  • Pulsed Eddy Current for CUI or Corrosion Under Insulation
  • Surface testing
  • Eddy Current Surface, MT,PT and UT, PMI & Hardness

The structures we commonly perform inspections on are:

  • Hydroelectric facilities: penstocks, tailraces, towers, spillways
  • Dams: internal shafts and external
  • Cable stayed bridges: cable ducts, cable sheath, duct bank
  • Steel truss bridges: superstructure, substructure
  • Suspension bridge: cables, piers, lighting
  • Bridge navigational lighting
  • Steel stacks: Oil & Gas, Biogeneration, Pulp & Paper, and Chemical
  • Concrete and brick stacks: Coal, Nuclear
  • Remote tower instrumentation

Core Drilling Services

Fast, accurate and clean way to drill holes in concrete

Infrastructure inspection:
• Dams
• Bridges
• Buildings

Concrete sampling / testing
• Compressive Strength
• Chloride profile
• Petrographic Testing

Hole or anchor drilling without compromising structural integrity
• Low impact
• Low vibration
• No dust
• Water collection possible