• Nitrogen in a Wet System

    A vent is required in a sprinkler system at a high point to allow trapped air to be exhausted from the system, thus having less oxygen for the metal piping to react with. Thinking "out of the box" here, would it be he...
    last modified by fm4802
  • Sprinklers system requirement for business occupants.???

    Group B located inside (not separated from) factory building ( Group F-2). Is it required to be covered by sprinklers system??, Note that factory should be covered by sprinklers system as per nfpa101 ?  See...
    last modified by amaa93.12.awwad
  • what the allowed occupancies in basement floor ?

    what the allowed occupancies in basement floor ?  specially residential occupancy is it allowed in basement 
    created by amaa93.12.awwad
  • Pump room sprinklers

    In a fully sprinklered building, is it the intent of the code not to have to sprinkler a pump room housing an electrical driven fire pump when the total encloser is 2hour rated?
    last modified by maryd
  • Nonrechargeable (nonrefillable) extinguisher

    NFPA-10 mentions Nonrechargeable (nonrefillable) fire extinguishers by definition and states they are excluded from the 6 year test with a lifespan of 12 years.  Are they allowed by NFPA code in a commercial offi...
    last modified by apsdan
  • Transformer Secondary conductor - Overcurrent Protection

    Requirement (2) Transformer Secondary Conductors Not over 3m (10 ft) Long and Requirement (3)Industrial Installation Secondary Conductors Not Over 7.5 m (25ft) Long. We have fulfilled the sub-clauses but which require...
    last modified by cl_yeoh
  • Funcionamiento de las conexiones de manguera

    Según la norma NFPA 14-2019: y 7.8.1, en un sistema clase I los límites de la presión residual deben estar entre 100 y 175 psi. ¿Para dar cumplimiento a lo anterior, la válvula...
    last modified by jihenaog
  • Is it advisable to dress or clamping in ( LT 415V) charged cable?

    LT 15V Cables are already laid and charged in Ladder type cable trays. Is it advisable to dress or clamp the cables in charged condition? Will it be safe? What precaution is to be taken?
    last modified by vannamani.a
  • Colorado wildfires break records, and it's not over yet

      Even as wildfire weather conditions continue to plague parts of California, October has seen wildfire activity erupt across Colorado. In recent days, fires that have been burning in more remote areas of northw...
    last modified by michelesteinberg
  • Utah Family Service Project Reveals Value of Home Fire Sprinkler Protection Through Collaboration and Community Partnerships

    One of the best ways we know of to improve fire safety outcomes is in preparing ahead for emergencies before they happen. And whenever there is the possibility to collaborate with others toward that goal, the more opp...
    last modified by cthompson
  • Local Utah Fire Department Service Project Reminds Us About the Value of Collaboration and the Importance of Safety During Fire Prevention Week and Beyond

    Earlier this month, NFPA learned about a local service project that embodies the true spirit of collaboration as it relates to fire and life safety. The story takes place in Draper, Utah where the Drape...
    last modified by lisamariesinatra
  • Ethanol in brewing

    I help a mid-size craft brewery. They are beginning to make ready-to-drink canned cocktails using 98% ethanol. They will be using 275 gallon IBC totes. Mostly just bringing totes in when they will be making a batch ru...
    last modified by tboardley
  • NFPA DiRECT Situational Navigation the Subject of Latest NFPA LiNK Digital Platform Video Series

    As you may know, NFPA launched NFPA LiNK last month. It’s an exciting new digital platform that provides code information and supplementary content for professionals and practitioners like you who need to better...
    last modified by kspencer
  • Ensuring the Operation of Your Fire Alarm System During Loss of Primary Power

    We rely on a fire alarm system to constantly monitor for hazardous conditions (such as fire, smoke, carbon monoxide, and even combustible and toxic vapors) within a building, and notify the occupants so they can exit ...
    last modified by smahoney
  • Can fire drills Include 2 shifts at once?

    Can I conduct a fire drill that includes 2 shifts at one time? As a Skilled Nursing Facility in Northern California, we must have 1 fire drill per shift per quarter. Can I conduct one fire drill for more than one shif...
    last modified by abeum

    Hi everyone,    After going through the chap17 in NFPA13, i could not confirm nor deny the use of RIGID SUPPORTS instead of conventional hangers to support the main and secondary collector.    th...
    last modified by haythem.mbarek
  • NFPA 96, Section 7.8.3

    Hi NFPA 96 requests a non combustible wall for grease duct termination in  7.8.3 (1): "7.8.3 Wall Terminations. Wall terminations shall be arranged with or provided with the following properties: (1) The termin...
    last modified by hassan.zm41
  • Ammonium Nitrate Considerations and Safety Requirements for AHJs, Facility Managers and Building Owners

                              NFPA has released a new fact sheet in English and Spanish to help clear up misconceptions about ammonium nitrate dangers. The...
    last modified by cathylongley
  • An innovative community event drives home wildfire preparedness

    A Firewise site in California used the five-year anniversary of a tragic wildfire and the rebuilding of a damaged local bridge to host an innovative community event that drew residents and numerous local agencies....
    last modified by luciandeaton
  • Tragic Columbus Fire Reinforces the Importance of Working Smoke Alarms

    A Columbus, OH family of four lost their lives to an early morning fire this past weekend, caused by embers from their fireplace igniting nearby flammable materials. According to news report, while the home had smoke ...
    created by cthompson