NFPA 92:2021

Chapter 1 Administration 1.1 Scope. 1.2 Purpose. 1.3 Retroactivity. 1.4 Equivalency. 1.5 Units and Formulas. (Reserved) Chapter 2 Referenced Publications 2.1 General. 2.2 NFPA Publications. 2.3 Other Publications. 2.4 References for Extracts in Mandatory Sections. Chapter 3 Definitions 3.1 General. 3.2 NFPA Official Definitions. 3.3 General Definitions. Chapter 4 Design Fundamentals 4.1 Design Objectives. 4.2 Design Basis. 4.3 Design Approaches. 4.4 Design Criteria. 4.5 System Operation. 4.6 Stairwell Pressurization Systems. 4.7 Elevator Pressurization Systems. 4.8 Zoned Smoke Control. 4.9 Combination of Systems. 4.10 Vestibules. 4.11 Doors. Chapter 5 Smoke Management Calculation Procedures 5.1 Introduction. 5.2 Design Fire. 5.3 Mass Consumption. 5.4 Smoke Layer Calculations. 5.5 Rate of Smoke Mass Production. 5.6 Number of Exhaust Inlets. 5.7 Volumetric Flow Rate. 5.8 Density of Smoke. 5.9 Varying Cross-Sectional Geometries and Complex Geometries. 5.10 Opposed Airflow. 5.11 Scaling Laws. Chapter 6 Building Equipment and Controls 6.1 General. 6.2 Heating, Ventilating, and Air-Conditioning (HVAC) Equipment. 6.3 Smoke Dampers. 6.4 Smoke Control Systems. 6.5 Energy Management. 6.6 Materials. 6.7 Electric Services Installation. Chapter 7 Smoke Control System Documentation 7.1 Documentation Required. 7.2 Detailed Design Report. 7.3 Operations and Maintenance Manual. Chapter 8 Testing 8.1 General. 8.2 Preliminary Building Inspections. 8.3 Component System Testing. 8.4 Acceptance Testing. 8.5 Testing Documentation. 8.6 Periodic Testing. 8.7 Modifications. Annex A Explanatory Material Annex B Predicting the Rate of Heat Release of Fires Annex C Computer-Based Models for Atria and Malls Annex D Additional Design Objectives Annex E Stratification of Smoke Annex F Types of Stairwell Pressurization Systems Annex G HVAC Air-Handling System Types Annex H Fire Fighters’ Smoke Control Station (FSCS) Considerations Annex I Information on Testing for Leakage Between Smoke Zones Annex J Advisory Information on Acceptance Testing Annex K Example Problems Illustrating the Use of Equations Annex L Comparison of Equations Annex M Tenability Annex N Informational References

This standard shall apply to the design, installation, acceptance testing, operation, and ongoing periodic testing of smoke control systems.