Table of Contents

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Integration of behaviour and movement into
   Performance-based design
   5.1 General
   5.2 Basis of performance-based design for life safety
   5.3 ASET calculations
   5.4 RSET calculations
   5.5 Evacuation strategies
   5.6 Margin of safety
   5.7 Elements used in the quantification of RSET
6 Design behavioural scenarios for quantification of RSET
7 Estimation of pre-travel activity times
8 Estimation of travel times
9 Interactions between pre-travel activity time, walking
   time and exit flow time
10 Calculation of escape and evacuation times for single
   enclosures and for multi-storey or multi-enclosure
   buildings
11 Effects of fire effluent and heat on ASET and RSET
   11.1 General
   11.2 Simple criteria based upon zero exposure
   11.3 Willingness to enter smoke
   11.4 Ability to move through smoke
   11.5 Effects of smoke on walking speed
   11.6 Effects of visibility or exposure to fire and heat
   11.7 Effects of exposure to toxic gases
Annex A (informative) Guidance on the evaluation of
        detection and warning times
Annex B (informative) Pre-travel activity behaviours and
        determinants
Annex C (informative) Detailed information needed for RSET
        calculations
Annex D (informative) Design behavioural scenarios for
        derivation of default RSET variables
Annex E (informative) Pre-travel activity time distribution
        data and derivations
Annex F (informative) Evacuation start time of the
        verification methods for safe evacuation in
        Japan
Annex G (informative) Guidance on travel speeds and flow
        rates
Annex H (informative) Examples of interactions between
        pre-travel activity and travel times
Annex I (informative) Effects of smoke on walking speed
Bibliography

Abstract

Gives information to designers, regulators and fire safety professionals on the engineering methods available for evacuation strategies in relation to the evaluation of life safety aspects of a fire safety engineering design.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 92