Posts about

Bowties

Revalidation Is Not Renewal: Ensuring Process Safety Studies Reflect Current Facility Risks

July 9, 2026

HAZOPs, Bowties, LOPAs, and SFAIRP Assessments are often treated as finished products. In practice, they are a snapshot of a facility at a point in..

Critical Risk Program Red Flags

April 6, 2026

Serious incidents rarely occur because organisations were unaware of their hazards, they occur because critical risks were not clearly identified,..

Should Process Safety Practitioners be Independent?

March 31, 2026

In operating environments, we constantly are trying to balance several goals which often can be in conflict from each other. These include trying to..

What Qualifies as a Control in Process Safety?

August 6, 2025

Across many types of safety assessment activities, we are invited to consider how a hazard scenario would play out in the absence of controls. The..

Common Bowtie Mistakes and How to Avoid Them

January 13, 2022

Bowties provide a graphical representation of an incident pathway connecting the causes of events to their consequences. In many instances, the..

A Bowtie for Endurance Swimming

June 13, 2020

In the process safety world, the development of bowties are part of the toolkit we have at our disposal to communicate how risks around a specific..

Minimising Risk at Operating Plants

May 23, 2020

As the understanding of process safety has increased over the last few decades, countries' health and safety legislation has also been updated. There..