2021 NFPA 501A - Current Edition
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  • Description

    Help improve fire protection levels for people and property in manufactured homes and communities with the 2021 edition of NFPA 501A.

    Help ensure that manufactured housing addresses fire safety considerations correctly for residents by complying with NFPA 501A, Standard for Fire Safety Criteria for Manufactured Home Installations, Sites, and Communities. This important standard covers the installation of manufactured homes and home sites, including accessory buildings, structures, and communities.

    NFPA 501A establishes the minimum criteria associated with:

    • Life safety and fire safety
    • Manufactured home separations
    • Provisions related to the general fuel supply and electrical services
    • Setbacks for accessory buildings and community buildings

    The 2021 edition includes the following changes:

    • A new requirement to inspect, test, and maintain private fire hydrants in accordance with NFPA 25, Standard for the Inspection, Testing, and Maintenance of Water-Based Fire Protection Systems
    • A new requirement to inspect, test, and maintain fire alarm systems in community buildings in accordance with NFPA 72®, Fire Alarm and Signaling Code®.
    • An update to the Wildland Urban Interface/Intermix section in Chapter 6
    • Updates to referenced publications and NFPA® extracts

    Updates that are essential for manufacturers as well as AHJs

    New requirements in Chapter 6 direct officials to inspect, test, and maintain private fire hydrants in accordance with NFPA 25 and to inspect, test, and maintain fire alarm systems in community buildings in accordance with NFPA 72.

    The 2021 edition of NFPA 501A also includes an informational annex that outlines the responsibilities of the manufactured-home resident. (Print, Approx. 21 pp., 2021)

    Order the latest edition of NFPA 501A, Standard for Fire Safety Criteria for Manufactured Home Installations, Sites, and Communities, today.

  • Table of Contents (2021 Current Edition)

    NFPA® 501A Standard for Fire Safety Criteria for Manufactured Home Installations, Sites, and Communities, 2021 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 Fuel Supply
    4.1 Fuel Supply.
    4.2 Single and Multiple Manufactured Home Site Fuel Supply Systems.
    4.3 Multiple Manufactured Home Site Fuel Distribution and Supply Systems.
    4.4 Fuel Supply Systems Installation.
    4.5 Manufactured Home Accessory Building Fuel Supply Systems.
    4.6 Community Building Fuel Supply Systems in Manufactured Home Communities.
    Chapter 5 Electrical System
    5.1 Manufactured Home Site and Community Electrical Equipment and Installations.
    Chapter 6 Life Safety and Fire Safety
    6.1 General.
    6.2 Manufactured Home Site Fire Safety Requirements.
    6.3 Manufactured Home Community Buildings.
    6.4 Accessory Building or Structure Fire Safety Requirements.
    6.5 Access, Ingress, Egress, and Evacuation.
    6.6 Wildland/Urban Interface/Intermix.
    Chapter 7 Emergency Considerations
    7.1 Severe Windstorms.
    Annex A Explanatory Material
    Annex B Manufactured Home Community Action for Fire Safety
    Annex C Responsibilities of the Manufactured Home Resident
    Annex D Informational References
  • 2017 Edition Description

    2017 Edition

    Help improve fire protection levels for people and property in manufactured homes and communities with the 2017 edition of NFPA 501A. This edition references NFPA 13D.

    Make sure manufactured housing correctly addresses fire safety considerations for residents by complying with NFPA 501A, Standard for Fire Safety Criteria for Manufactured Home Installations, Sites, and Communities. This important Standard covers the installation of manufactured homes and home sites, including accessory buildings, structures, and communities.

    NFPA 501A establishes the minimum criteria associated with:

    • Manufactured home separations
    • Setback for accessory buildings and community buildings
    • Provisions related to the general fuel supply and electrical services
    • Life safety and fire safety

    Changes include new references to NFPA 13D.

    Added language in the 2017 edition -- addressing the maintenance and testing of home fire sprinkler systems -- directs owners to the practices recommended in NFPA 13D, Standard for the Installation of Sprinkler Systems in One- and Two-Family Dwellings and Manufactured Homes. Other changes include updated references throughout.

    Essential for manufacturers as well as AHJs, the 2017 edition of NFPA 501A also includes an informational Annex that outlines the responsibilities of the manufactured home resident. (Print, 28 pp., 2017)

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