NFPA 550:2022

Chapter 1 Administration 1.1 Scope. 1.2 Purpose. 1.3 Application. Chapter 2 Referenced Publications 2.1 General. 2.2 NFPA Publications. 2.3 Other Publications. 2.4 References for Extracts in Advisory Sections. (Reserved) Chapter 3 Definitions 3.1 General. 3.2 NFPA Official Definitions. 3.3 General Definitions. 3.4 Glossary Terms. Chapter 4 Structure of the Fire Safety Concepts Tree 4.1 General. 4.2 Logic Gates. 4.3 Fire Safety Objectives. 4.4 Prevent Fire Ignition. 4.5 Manage Fire Impact. Chapter 5 Applications 5.1 General. 5.2 Communications. 5.3 Code Equivalency. 5.4 Building Management. 5.5 Building Design. 5.6 Building Change Management. 5.7 Performance-Based Evaluation. 5.8 Research. 5.9 Other Applications. Chapter 6 Limitations 6.1 General. 6.2 Interaction of Concepts. 6.3 Time Factors. 6.4 Objectives. 6.5 Quantification. Chapter 7 Use of the Tree 7.1 General. 7.2 Procedure. 7.3 Example. Chapter 8 Reserved Chapter 9 Administrative Action 9.1 Administrative Action Guide. 9.2 Administrative Structure. Annex A Explanatory Material Annex B Informational References (Reserved)

This guide describes the structure, application, and limitations of the Fire Safety Concepts Tree, which provides an overall structure with which to analyze the potential impact of fire safety strategies.