Introduction to Hazard and Operability Studies (HAZOP)

This course is intended for participants with little or no experience of using HAZOP as well as managers, supervisors, engineers and technicians with at least a little understanding of both engineering design and technical safety (for example, interlocks, permissives and trips). This includes for the system to be studied an understanding of:

  • the engineering principles
  • the design intent
  • the design representation of the system being studied.

What Will You Learn?

  • The essential basics of the HAZOP technique
  • Inputs required for HAZOP
  • Outputs from HAZOP
  • Whether HAZOP is an appropriate technique for the safety study of the system
  • When and how to use HAZOP


Public & On Site Courses


Public & On-Site Courses: 1 Day. The course commences at 9.00am and finishes approximately 5.00pm.

Course Fee

Public Course: £500, includes lunch and refreshments.

On Site Course: Please complete the form opposite or contact us for onsite training prices, including discounts for multiple delegates and courses.


Online Courses


Online Courses: Split into 2 sessions 3 hour slots.

Course Fee

Online Courses: Please complete the form opposite or contact us for online training prices, including discounts for multiple delegates and courses.

Registration / Further Information

Please contact us to discuss if this course is suitable for your requirements and to book your place(s). Simply:

  • Complete the form opposite
  • Call us on +44 (0) 161 474 6886
  • Email us at

    We can also run this course online or at your offices as a company-dedicated training session on a date of your choosing. Please indicate when contacting us if you are interested in these options.


    Course Agenda


    • Origins of HAZOP
    • Applications
    • Objectives and Limitations

    Inputs to HAZOP

    • Defining Scope, Design Intent, Modes of Operation and Establishing Boundaries
    • Design Representations and Consequence Analysis
    • Attributes, Guide Words, Deviations and Interpretations; example below (Exercise 2)

    Outputs from HAZOP (I – Covered)

    • Causes, Consequences, Safeguards, Recommendations for Action and Risk Ranking (Exercises 3 & 4)
    • Documentation, Recording Styles and Signing-off

    Outputs from HAZOP (II – Optional)

    • Relationship with the Sponsor or Budget Holder
    • Selecting and Briefing the Study Team (including the Team Leader and other roles)
    • Training, Timing, Study Schedule and Rehearsal
    • Relationship between HAZOP and other safety studies
    • Meeting Rules, Logistics, Controlling and Ending the Meetings
    • Success Factors and Common Pitfalls
    • Auditing and Improvement of HAZOP
    • Discussion and Feedback

    Wrap Up

    • Final Questions
    • Further Learning


    Training Services Overview >>



    Registration / Further Information