Hazard and Operability (HAZOP) Study


To gain an understanding of the technique, application and limitations of the HAZOP study methodology, one of the most commonly-used hazard identification methods.  This module does not provide detailed HAZOP facilitator training but does cover the skills needed and the work that the facilitator must do as part of the HAZOP Study.  Students will have the opportunity to practise the technique.


At the end of the course you will be able to

  1. Critically review the HAZOP technique and examples of output
  2. Analyse how the HAZOP technique can be applied at the different stages of a project’s lifecycle such as FEED, detailed design, revalidation and decommissioning
  3. Prepare for a HAZOP workshop, determine the skills and actions necessary to lead a HAZOP and how to generate a HAZOP report


Outline content

  • Introduction to risk assessment
  • Basic engineering terminology
  • Process safety incidents: lessons learned
  • HAZOP: what, when, how
  • HAZOP: guidewords and parameters
  • HAZOP: noding
  • HAZOP: teams, roles and responsibilities
  • Recording methods, software, reporting and close-out
  • Overview of the LOPA technique
  • Major HAZOP studies, minor modification studies
  • Common failings in HAZOPs
  • Limitations of HAZOPs
  • Leading HAZOP teams
  • Other forms of HAZOP: procedures, batch operations


Study options

Live online course

Distance learning


In-house customised training can be provided upon request.  Enquire for further details.

Related articles:

Hazard identification

HAZOP study / PHA


Related consulting services:

Hazard identification

HAZOP study / PHA

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