LOPA and SIL Determination Training Course

This training course is primarily for HazOp facilitators who also want to be able to lead LOPAs. However, it is suitable for anybody who wants to gain an in-depth understanding of the LOPA technique, and how to apply it. The course is taught using a combination of classroom teaching and group exercises, which are based on the CCPS concept book “Layer of Protection Analysis – Simplified Risk Assessment”.

Course Content

Day 1

1. LOPA Overview
2. When and Why to use LOPA
3. Risk Tolerability
4. The Layer of Protection Concept
5. Elements of LOPA
6. Selecting Scenarios for LOPA
7. Hazardous Consequence and Tolerable Risk
8. Initiating Causes
9. Enabling Conditions & Conditional Modifiers

Day 2

1. Independent Protection Layers (IPLs)
2. IPL Reliability Information
3. Safety Instrumented Functions (SIFs)
4. Common Cause Failure Within LOPA
5. Evaluating the LOPA Results
6. Final Event Likelihood and SIL Determination
7. Practical Application of LOPA
8. LOPA’s Position and Role in the Functional Safety Lifecycle
9. Dealing with Multiple Causes and Consequences
10. Specialist Software for LOPA
11. Common LOPA Failings
12. Useful Sources of Information
13. Course Conclusion

Who Should Attend

This course is primarily for HazOp facilitators who also want to be able to lead LOPAs. However, it is suitable for anybody who wants to gain an in-depth understanding of the LOPA technique, and how to apply it.

After this course you will be able to

After this course experienced HazOp leaders will be able to also facilitate LOPA studies *. Experienced hazard study team members will be able to participate effectively in LOPA as team members.

* A period of mentoring is recommended for all new LOPA facilitators. If required, =Method can provide a mentor to help new facilitators get off to the best possible start – please contact us to discuss your needs.

Prior Knowledge

In order to get the most out of this course, it is recommended that delegates have at least some prior knowledge of hazard studies (e.g. from having either led HazOps, or attended enough of them as a team member to have a good understanding of how the HazOp process works). The course builds on the material presented in our HazOp Training Course for Study Leaders course. However, no prior knowledge of LOPA is required.

Meet the Facilitator

What you will get

• The course material in printed format.
• A certificate of attendance for each delegate that attends the full course. (16 hours of CPD)

Course Options

• The course is available in public classroom sessions. The course is also available to be delivered at a client's premises as a closed course, and can be customized to suit your needs (e.g. using your own LOPA worksheet templates, tolerable risk criteria and LOPA ruleset).

Course Enquiries

If you have any further questions, please contact us and if you wish to proceed, check the course diary to check prices and reserve a place.