NFPA 423:2022

Chapter 1 Administration 1.1 Scope. 1.2 Purpose. 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 Construction and Internal Subdivisions 4.1 Construction of Aircraft Engine Test Facilities. 4.2 Internal Subdivisions of Aircraft Engine Test Facilities. Chapter 5 Service and Utilities 5.1 General Safeguards. 5.2 Drainage Systems. 5.3 Electrical Requirements. 5.4 Heating and Cooling. 5.5 Ventilation. 5.6 Fuel Systems and Lubricating Oil Systems. 5.7 Compressed Air. 5.8 Hydraulic Fluids. 5.9 Instrumentation. Chapter 6 Fire Protection Requirements 6.1 Engine Test Facility. 6.2 Engine Test Cell. 6.3 Control Rooms. 6.4 Support Rooms. Chapter 7 Fixed Fire Protection Systems 7.1 General Design Requirements. 7.2 Carbon Dioxide Systems. 7.3 Gaseous Agent Systems. 7.4 Dry Chemical Systems. 7.5 Foam, High-Expansion Foam, Foam-Water Sprinkler, and Foam-Water Spray Systems. 7.6 Water Spray Systems, Water Deluge Systems, and Automatic Sprinkler Systems. Chapter 8 Employee Organization for Fire Safety 8.1 General. Annex A Explanatory Material Annex B Supplementary Fire Protection Systems Annex C Agent Selection Annex D Informational References

This standard establishes the minimum €re safety practi‐ ces regarding location, construction, services, utilities, €re protection, operation, and maintenance of aircraft engine test facilities.