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NFPA 24 2022

NFPA 24 2022

$80.71

NFPA 24: Standard for the Installation of Private Fire Service Mains and Their Appurtenances

Published By Publication Date Number of Pages
NFPA 2022 59
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Help ensure water supplies are prepared for fire risks and hazards with NFPA 24, Standard for the Installation of Private Fire Service Mains and Their Appurtenances. Fire protection system designers, authorities having jurisdiction (AHJs), and other personnel can use the 2022 edition of NFPA 24, Standard for the Installation of Private Fire Service Mains and Their Appurtenances, to stay up to date with the latest requirements governing private fire service mains and private fire hydrants. Help keep people and property safe with this essential resource for fire protection planning. This critical standard covers location and identification of department connections, protection of fire service mains, and valves controlling water supplies. The criteria in NFPA 24, Standard for the Installation of Private Fire Service Mains and Their Appurtenances, also addresses underground fire service mains and related equipment, yard piping that feeds automatic sprinkler systems, yard hydrants, standpipes, and other water-based systems. The 2022 edition of NFPA 24, Standard for the Installation of Private Fire Service Mains and Their Appurtenances, includes the following updates: An item was added to the standard’s scope that NFPA 24 does not apply to dry fire hydrants used for drafting. In Chapter 5, a requirement was added to clarify that a single fire department connection can supply multiple buildings where approved by the AHJ. In Chapter 6, alternate distance criteria were added for post indicator valves and backflow preventors. In Chapter 10, a new section was added to clarify that the flush rates of NFPA 20, Standard for the Installation of Stationary Pumps for Fire Protection, need to be used where a fire pump is connected to the water supply. A new section was added to provide an alternate cleaning procedure in place of traditional flushing. New annex material was added to help determine ice thickness where water is taken from a source exposed to freezing conditions.

PDF Catalog

PDF Pages PDF Title
2 Important Notices and Disclaimers
3 Additional Important Notices and Disclaimers
10 Chapter 1 Administration
1.1 Scope.
1.2 Purpose.
1.3 Retroactivity.
1.4 Equivalency.
1.5 Units.
11 Chapter 2 Referenced Publications
2.1 General.
2.2 NFPA Publications.
2.3 Other Publications.
12 2.4 References for Extracts in Mandatory Sections.
Chapter 3 Definitions
3.1 General.
3.2 NFPA Official Definitions.
3.3 General Definitions.
13 3.4 Hydrant Definitions.
Chapter 4 General Requirements
4.1 Plans.
14 4.2 Installation Work.
Chapter 5 Water Supplies
5.1 Connection to Waterworks Systems.
5.2 Size of Fire Mains.
5.3 Pressure-Regulating Devices and Meters.
5.4 Connection from Waterworks Systems.
5.5 Connections to Public Water Systems.
5.6 Pumps.
5.7 Tanks.
5.8 Penstocks, Rivers, Lakes, or Reservoirs.
5.9 Remote Fire Department Connections.
15 Chapter 6 Water Supply Connections
6.1 Valves.
6.2 Connections to Water Supplies.
16 6.3 Post Indicator Valves.
6.4 Valves in Pits.
17 6.5 Backflow Prevention Assemblies.
6.6 Sectional Valves.
6.7 Identifying and Securing Valves.
6.8 Check Valves.
Chapter 7 Hydrants
7.1 General.
7.2 Number and Location.
7.3 Installation.
18 Chapter 8 Hose Houses and Equipment
8.1 General.
8.2 Location.
8.3 Construction.
8.4 Size and Arrangement.
8.5 Marking.
8.6 General Equipment.
8.7 Domestic Service Use Prohibited.
Chapter 9 Master Streams
9.1 Master Streams.
9.2 Application and Special ConsiderationsSituations.
19 Chapter 10 Underground Requirements
10.1 Piping.
10.2 Fittings.
20 10.3 Connection of Pipe, Fittings, and Appurtenances.
10.4 Protection of Private Fire Service Mains.
21 10.5 Grounding and Bonding.
10.6 Restraint.
23 10.7 Steep Grades.
10.8 Installation Requirements.
10.9 Backfilling.
10.10 Testing and Acceptance.
27 Chapter 11 Hydraulic Calculations
11.1 Hydraulic Calculation Procedures.
11.2 Calculations in U.S. Customary Units.
11.3 Calculations in SI Units.
Chapter 12 Aboveground Pipe and Fittings
12.1 General.
12.2 Protection of Piping.
Chapter 13 Sizes of Aboveground and Buried Pipe
13.1 Private Service Mains.
13.2 Mains Not Supplying Hydrants.
28 13.3 Mains Supplying Fire Protection Systems.
Chapter 14 System Inspection, Testing, and Maintenance
14.1 General.
Annex A Explanatory Material
43 Annex B Valve Supervision Issues
44 Annex C Recommended Practice for Water Flow Testing
54 Annex D Recommended Practice for Marking of Hydrants
55 Annex E Informational References

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