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NFPA 15, Standard for Water Spray Fixed Systems for Fire Protection

2022 NFPA 15 Standard - Current Edition
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  • Description

    Understand the new requirements for acceptance tests, pressure readings, and vapor cloud explosions in the 2022 edition of NFPA 15.

    Keep fire protection systems up to code and ready to respond if fire strikes in an industrial facility. Reflecting the latest technology, test data, and field experience, the 2022 edition of NFPA 15, Standard for Water Spray Fixed Systems for Fire Protection, covers the design, installation, maintenance, and test requirements for fixed water spray systems.

    Industrial fire protection depends on the proper operation of water spray fixed systems. NFPA 15 provides minimum requirements for the design, installation, and system acceptance testing of water spray fixed systems for fire protection service as well as periodic testing and maintenance of ultra-high-speed fixed water spray systems.

    Changes to the 2022 edition of NFPA 15 include:

    • Updates on contractors’ material and test certificates
    • Clarifications for remote locations for hydraulic calculations
    • Allowance for multiple detector voting systems to reduce accidental activation

    Keep your knowledge up to date for dependable fire protection against industrial fire hazards with NFPA 15, Standard for Water Spray Fixed Systems for Fire Protection. (Print, 77 pp., 2022)

  • Table of Contents (2022 Current Edition)

    NFPA® 15 Standard for Water Spray Fixed Systems for Fire Protection, 2022 Edition

    Chapter 1 Administration
    1.1 Scope.
    1.2 Purpose.
    1.3 Application.
    1.4 Retroactivity.
    1.5 Equivalency.
    1.6 Units and Formulas.
    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 General Requirements
    4.1 Design Objectives.
    4.2 Special Considerations.
    4.3 Qualifications.
    4.4 Control of Runoff.
    4.5 Flammable and Combustible Liquids.
    Chapter 5 System Components
    5.1 General.
    5.2 Water Spray Nozzles.
    5.3 Pipe and Tube.
    5.4 Fittings.
    5.5 Joining of Pipe and Fittings.
    5.6 Hangers.
    5.7 Valves.
    5.8 Pressure Gauges.
    5.9 Strainers.
    5.10 Fire Department Connections.
    5.11 Alarms.
    5.12 Detection Systems.
    Chapter 6 Installation Requirements
    6.1 Basic Requirements.
    6.2 Water Spray Nozzles.
    6.3 Piping Installation.
    6.4 System Attachments.
    6.5 Automatic Detection Equipment.
    Chapter 7 Design Objectives
    7.1 System Design.
    7.2 Extinguishment.
    7.3 Control of Burning.
    7.4 Exposure Protection.
    7.5 Flammable Vapor Mitigation.
    7.6 Combined Systems.
    7.7 Automatic Detection Equipment.
    Chapter 8 Plans and Hydraulic Calculations
    8.1 General.
    8.2 Working Plans.
    8.3 Hydraulic Calculations.
    8.4 Water Supply Information.
    8.5 Hydraulic Calculation Procedures.
    Chapter 9 Water Supplies
    9.1 General.
    9.2 Volume and Pressure.
    9.3 Acceptable Water Supply Systems.
    Chapter 10 System Acceptance
    10.1 Certification.
    10.2 Flushing of Supply Pipe.
    10.3 Hydrostatic Pressure Tests.
    10.4 Operating Tests.
    10.5 Hydraulic Design Information Sign.
    10.6 General Information Sign.
    Chapter 11 System Inspection, Testing, and Maintenance
    11.1 General.
    Chapter 12 Ultra-High-Speed Water Spray Systems
    12.1 General.
    12.2 Response Time.
    12.3 Design Considerations.
    12.4 System Acceptance.
    12.5 Testing and Maintenance.
    Annex A Explanatory Material
    Annex B Hydraulic Calculations
    Annex C Informational References
  • 2017 Edition Description

    Industrial fire protection depends on water spray fixed systems. Design and install systems you can count on with NFPA 15's new installation and maintenance requirements.

    Keep fire protection systems up-to-code and ready to respond if fire strikes in an industrial facility. Reflecting the latest technology, engineering principles, test data, and field experience, the 2017 edition of NFPA 15, Standard for Water Spray Fixed Systems for Fire Protection covers the design, installation, maintenance, and test requirements for fixed water spray systems.

    The Standard also includes minimum requirements for the periodic testing and maintenance of ultra high-speed fixed water spray systems.

    Revisions align with NFPA 13 and improve usability and fire protection. This edition has:

    • Revised pipe support requirements including new tables
    • A 12-month limitation on water flow test information that aligns with the 2016 edition of NFPA 13, Installation of Sprinkler Systems
    • Added requirements for hydraulic design information signs and general information signs
    • New requirement that a hazard analysis be performed on the physical and chemical properties of materials and that the layout, design, and installation be performed by qualified persons
    • New definitions for hazard analysis and qualified

    Keep your knowledge up-to-date for dependable fire protection against industrial fire hazards. (Print, 82 pp., 2017)

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