Operational Risk

104 results

Bowties, Fault Trees and Event Tree Analysis

Blog

Bowtie analysis is a risk analysis methodology that focuses on risk interactions. We’ve covered a lot about it in our blog, but how does bowtie analysis compare to other analysis methods based on probability, like event tree and fault tree analysis?  The bowtie analysis method can be based on qualitative, semi-quantitative or quantitative risk calculations. […]

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Using Leading Indicators to Improve Safety Management

Blog

There are many articles and webinars on leading indicators at safety conferences and in EHS publications, and everyone rightly agrees they’re good things. But it’s not always clear to the average EHS professional what leading indicators actually are, how they improve safety, and what kinds of factors you need to consider if you’re going to […]

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The 5 Whys of Risk Analysis

Blog

What is the 5 Whys method of risk analysis? The best way to understand it might be by thinking about the famous (but true) trope of a child asking an adult “Why?” repeatedly, even after they’re given an answer. “Tie your shoes.” “Why?” “Because otherwise you’ll trip.” “Why?” “Because when shoelaces are left untied and […]

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“The Bowtie Analysis Blog” – Part 5: How Risk Bowies Enable More Flexible, Resilient Risk Management

Blog

by Phil Molé Welcome to the fifth and final installment of our “Bowtie Analysis Blog” series. Today, we’ll wrap the series by talking about how risk bowties enable a more active and holistic risk management framework that’s integrated with layers of protection analysis (LOPA) and critical controls verification. It’s OK if you haven’t read our […]

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“The Bowtie Analysis Blog” — Part 4: Using Master Bowties to Manage Risk at Multiple Facilities

Blog

Welcome to the fourth installment of our “Bowtie Analysis Blog” series. In our first installment, we talked about the usefulness of risk bowties for training employees on workplace risks, our second installment explored the way they can pull together information from many different types of assessments, and our third post discussed how bowties help visualize and manage risk […]

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New Series! “The Bowtie Analysis Blog” – Part 1: Using Bowtie Analysis to Train Workers About Risk

Blog

Many EHS professionals know they struggle with managing workplace risks, whether it’s accurately assessing them, controlling them, or getting the entire workplace involved in the process. In our new series, “The Bowtie Analysis Blog,” we’ll tell you about how a risk assessment tool called bowtie analysis can help. In this first installment, we’ll talk about […]

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