Layers of Protection Analysis studies, LOPAs, are commonly used to decide on the suitability of the protection provided by safety systems and particularly programable electric systems which have a certified level of performance or Safety Integrity Level, SIL.

Complex and detailed analysis studies such as LOPA are fraught is difficulties and pitfalls. Ian will reflect on his 30 years’ experience in HSE major hazards regulation to take a step by step walk through of the key stages of a LOPA study to highlight the important decisions needed and the opportunities for significant mis-judgements

Please contact Alan Bennett for more details:


Tuesday, 15th January 2019 at 6:00pm


Saturday, 23rd February 2019 at 8:00pm


BMT Defence & Security, 1600 Parkway, Whiteley PO15 7AH