This Published Document provides guidance on probabilistic risk analysis in support of BS 7974. It sets out the situations in which a probabilistic risk assessment can add value to traditional deterministic analyses and outlines acceptance criteria for the assessment. Furthermore, common analysis techniques of probabilistic risk assessment are summarily discussed.

This Published Document also includes data for probabilistic risk assessment based on fire statistics, building characteristics and reliability of fire protection systems.Incorporates the following:PD 7974-7:2019