Audit & Inspection

GPA provides specialists to audit and ensure compliance to applicable Australian and international standards.

Our Expertise

  • Auditing compliance and maturity of systems and equipment
  • Forensic engineering
  • Structural integrity reviews
  • Monitoring and surveillance of structures
  • Safety assessment and extension of life of cranes
  • High voltage and low voltage protection audits
  • Earthing system analysis and audits; AS2067, EG1, EG0 & IEEE80, AS3000, AS60079, fault level studies to AS3851
  • Electrical asset (LV and HV) arc flash risk assessments
  • Substation and electrical installation audits
  • Electrical asset condition assessment and testing (switchgear, cables, transformers, motors)
  • Forensic engineering and fault investigation
  • Hazardous area equipment audits
  • Audits and production of operation and maintenance manuals
  • Audits and assessment of backup power systems (UPS and generators)
  • Power system shutdown and contingency planning
  • Instrumentation auditing
  • System capacity assessments (for telemetry and SCADA)
  • Independent verification of designs AS61511
  • Type B appliance certification
  • Safety studies and SIL assessments
  • Pre-demolition inspection
  • AS 3788 and AS 2885 fitness for service assessments on pressure equipment
  • Advanced analysis: stress analysis and fracture mechanics

Our Systems

  • Full 3D CAD design facilities (CADWORX & SolidWorks) including structural steel design
  • CAESER pipe stress modelling software
  • HYSYS steady state simulation
  • HYSYS dynamic simulation
  • HYSYS flare simulation
  • SKM Power Tools HV to LV network modelling
  • PowerCAD and PowerPAK LV electrical design tools
  • InstruCalc instrumentation sizing and selection
  • INEL Saphire reliability and risk modelling software suite
  • PV Elite pressure vessel design tool
  • Microstran, Limcon and Structural Tool Kit – structural steel design
  • Strand 7 – finite element analysis
  • PIPE-DFRAC – ductile fracture control modelling
  • Phast – hazard analysis/plume dispersion modelling

GPA has a team of certified inspectors with the Australian Institute for the Certification of Inspection Personnel (AICIP) from a mix of engineering, trade and site management backgrounds.

We perform asset condition and optimisation studies for clients across a range of applications and disciplines including:

  • Power systems
  • Energy management
  • Control system and processing plant optimisation
  • Pipe work and pressure vessels
  • Tanks
  • Structural assessments
  • Safety critical systems, such as burner and boiler management studies
  • Risk assessments.


Services we provide related to condition monitoring include:

  • In-service inspection of pressure equipment for commissioning, statutory, return to service
  • Extension of life, post alteration and post repair inspections in accordance with (AS3788)
  • Certified weld inspection
  • Reliability centred maintenance strategies
  • Integrity management plans
  • Risk based inspection plans
  • Wall thickness corrosion surveys
  • Fatigue assessments
  • Crack assessment using FEA software
  • Fitness for Service Reviews of Pressure Equipment (AS3788)
  • Fitness for Purpose Reviews of Pipelines (AS2885)
  • Performance test plans

Let’s Talk

A highly experienced, multidisciplinary engineering and management firm, GPA has consulted and provided engineering, procurement and construction management (EPCM) services, since 1987. We develop, engineer, and implement industrial scale projects across the Oil & Gas, Defence, Water Treatment & Distribution, Mining & Minerals Processing, Power Generation & Distribution, Renewable Energy and Hydrogen sectors.

Contact Us