Preliminary Hazard Analysis: A Step-by-Step Guide

Preliminary Hazard Analysis: A Step-by-Step Guide

Preliminary hazard analysis (PHA) is usually the first attempt in the system safety process to identify and categorize hazards or potential hazards associated with the operation of a proposed system, process, or procedure; it is used in the early stages of system design. It is a semi-quantitative analysis that is performed to identify all potential…