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Updated April 2026 - Those who work in high hazard industries are familiar with the OSHA Process Safety Management (PSM) requirements for routine Process Hazard Analyses (PHA) for their processes. Hazard and Operability (HAZOP) and Layer of Protection Analysis (LOPA) are recognized methods for PHA. LOPA is widely used as a semi-quantitative method to identify, assess, and improve the most effective safeguards for higher consequence scenarios identified in a qualitative

Those who work in high hazard industries are familiar with the OSHA Process Safety Management (PSM) and EPA Risk Management Plan (RMP)...

n FGS philosophy for a process facility that is not fit for purpose or does not have a firm auditable basis can increase nfpa gas detection

Updated - April 2026 - The ISA/IEC 61511 Safety Life Cycle starts with a Process Hazard Analysis (PHA) and a Risk Assessment. What is a PHA? Why do we do it? =================================================== Excerpt taken from the webinar: Choosing a Risk Assessment Methodology In the full recording the ANSI/ISA 61511 Safety Life Cycle is shown to start with a Process Hazard Analysis (PHA) and a Risk Assessment. This was the first webinar of our 3 part series and

When the COVID-19 pandemic began, many plant sites minimized on-site staff to essential personnel, and restrictions prevented in-person...

Having a working knowledge of these five tools will improve a PHA‐LOPA facilitator’s awareness and ability to better evaluate human error re

Effective Process Hazard Analysis (PHA) facilitators combine soft skills with technical knowledge to guide PHA teams through a thorough iden

A hazard scenario-based, drill-down audit can uncover systematic issues brewing beneath the surface not often uncovered from a...

Updated November 2024 — Layer of Protection Analysis (LOPA) has become an i mportant tool used in industry, often in conjunction with...