NFPA 170:2024

Chapter 1 Administration
1.1 Scope.
1.2 Purpose.
1.3 Retroactivity.
1.4 Equivalency.
1.5 Units.
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 Symbols for General Use
4.1 Introduction.
4.2 Symbols for General Use.
4.3 Class of Fire Symbols.
Chapter 5 Symbols for Use by the Fire Service
5.1 Introduction.
5.2 Symbols for Use by the Fire Service.
5.3 Fire Apparatus Safety Symbols.
5.4 Fire Station Apparatus Bay Door Safety Signage and Symbols.
Chapter 6 Symbols for Use in Architectural and Engineering Drawings and Insurance Diagrams
6.1 Introduction.
6.2 Symbols for Site Features.
6.3 Symbols for Building Construction.
Chapter 7 Symbols for Use in Water Supply, Extinguishing, and Sprinkler System Drawings and Insurance Diagrams
7.1 Introduction.
7.2 Water Supply and Distribution Symbols.
7.3 Reserved.
7.4 Symbols Related to Means of Egress.
7.5 Indicating Appliances.
7.6 Symbols for Fire Extinguishing Systems.
7.7 Symbols for Portable Fire Extinguishers.
7.8 Symbols for Firefighting Equipment.
7.9 Miscellaneous Symbols.
Chapter 8 Symbols for Use in Electronic Fire and Smoke Detection and Notification System Drawings and Insurance Diagrams
8.1 Introduction.
8.2 Symbols for Control Panels.
8.3 Symbols for Fire Alarms, Detection, and Related Equipment — Signal Initiating Devices and Activation Switches.
8.4 Notification Appliances.
8.5 Related Equipment.
8.6 Symbols for Smoke/Pressurization Control.
8.7 Symbols for Emergency Communication Radio Enhancement Systems.
Chapter 9 Symbols for Use in Preincident Planning Sketches
9.1 Introduction.
9.2 Access Features, Assessment Features, Ventilation Features, and Utility Shutoffs.
9.3 Detection/Extinguishing Equipment.
9.4 Water Flow Control Valves and Water Sources.
9.5 Equipment Rooms.
9.6 Identification of Hazardous Materials.
Chapter 10 Symbology for Emergency Management Mapping
10.1 Damage Operational Symbols.
10.2 Operations Symbology.
10.3 Incidents Symbology.
10.4 Natural Events Symbology.
10.5 Infrastructures Symbology.
Chapter 11 Emergency Evacuation Diagrams and Plans
11.1 Introduction.
11.2 Composition.
11.3 Orientation.
11.4 Information Shown.
11.5 Construction Materials.
Annex A Explanatory Material
Annex B Additional Explanatory Information on Chapters 1 Through 6
Annex C Emergency Responder Map
Annex D Firefighter Safety Building Marking System
Annex E Informational References

This standard presents symbols used for fire safety, emergency, and associated hazards.