• Foam sprinkler system Design

    Dear all ,    Sub : Foam sprinkler system Design:    one of my ongoing project , Foam water sprinkler system is required to protect the generator area of 675 square meter . as per NFPA 16 ,Design...
    last modified by ashikpn
  • Recommended Testing Point for Firepump

    At which point is it recommended to perform a fire pump performance test: 1) At the furthest point of the system 2) At the fire pump Can anyone answer this? Thanks
    last modified by lisellewalters
  • This should never happen.

                                            Thanks to NFPA and its readers they surely understand the true dimension of ...
    last modified by carretero110
  • With public displays cancelled, video urges people to avoid consumer fireworks and burden on front line workers

    UPDATE: With July 4 weekend just days away and Canada Day celebrations happening today (July 1), we want to remind everyone about the dangers of consumer fireworks. The blog post below highlights the damage incurred b...
    last modified by cathylongley
  • People with disabilities, buildings and COVID-19: 5 steps to ensure accessibility for all

    In the past several months COVID-19 has impacted the globe with significant health, safety and economic challenges. Unfortunately, these challenges have, at times, disproportionately impacted those within the disabili...
    last modified by kevincarr
  • Fire Pump/Underground water storage tank

    Anyone have any suggestions on a fire pump being located inside a building and 70000 gallon tank under a building.There is no direct access into the room. Everything I am seeing is that the room needs to be 2 hr rated...
    last modified by ggerbasi
  • NFPA announces new Board member and officers

    NFPA announced its new Officers and the election of Dr. Denis Onieal to its Board of Directors.   Amy Acton, a burn survivor and former burn nurse and nurse manager, has been named Chair of the NFPA Board. For o...
    last modified by cathylongley
  • Max. height from floor of sprinkler heas

    I'm design a terminal OH2 and height of sprinkler head in one part of grid is up to 9.7 m! How can I proceed? May be to upgrade at HH1?
    last modified by niko
  • Fire Alarm System Field Engineer

    RFI is looking for a Fire Alarm System Field Engineer to join our team in San Jose, Sacramento or Reno! As a Fire Alarm System Field Engineer, your duties will include: Performing Fire Alarm System configuration, pr...
    last modified by jthibeault
  • Wildfires and Insurance webinar series recordings now available!

      During May of this year NFPA partnered with insurance industry experts to share tips and resources on how to financially and physically prepare for wildfires. Recordings of the webinars are now available and e...
  • Numbering of the Electrical Code

    Can anyone tell me what style guide NFPA uses to determine the numbering of sections of the electrical code?  I am working on the Seattle Electrical Code and am needing to know how some subsections are numbered.
    last modified by jenifer.gilliland
  • Two-way communication system circuits

    NFPA 72 in 24.8.6 mandates that: "Two-way telephone communications service shall be capable of permitting the simultaneous operation of any five telephone stations in a common talk mode." In my case I have a UL...
    last modified by yesongs
  • Storage tank buildings

    To whom it may concern:   I am hoping that you are fine. My name is Jorge Cabrera and I work as an engineer in a public entity of Chile regarding electricity and fuel industry. I express the following some doubt...
    last modified by jcabrera
  • Classification around digester gas storage

    Classification around digester gas storage: NFPA 820-2020 calls for Division 1 within 3m around digester gas storage tanks, valve, etc. However, there is no requirements on Division 2.  NEC specifies that there...
    created by kzhang
  • NEC 2020 not available in PDF!

    It is extremely disappointing that unlike NEC 2017 and its handbook, the NEC 2020 edition and its handbook are not available in PDF format that you can store on your computer as a digital resource and access it a...
    last modified by nikunj.shah
  • Fire & Life Safety Ecosystem: Skillsets are Incomplete Without Key Safety Component

    A skilled worker who overlooks safety is not a skilled worker.                          ...
    last modified by mhousewright
  • max. allowance of sprinkler head by floor on OH group!

    I'm working on sprinkler system of one airport terminal, my problem is that the height of sprinkler head in some part of grid goes up to 9.7 m from the floor. The system is calculated with OH2 group. May need to upgra...
    last modified by niko
  • NFPA 86 Exlosion Relief Requirement Exceptions

    Hello,  I am looking for information on how, or if iti  possible to take exception to NFPA 86 explosion relief requirements for Class A & B Natural Gas fired Ovens. My situation: I have an oven design th...
    last modified by john.teske#itsllcusa.com
  • University hacks wildfire challenges with new perspectives

    In response to recent wildfires that have devastated California communities, Stanford University’s Bill Lane Center for the American West hosted the 2020 Big Earth Hackathon that brought university students toge...
    last modified by luciandeaton
  • Subsurface Foam Injection

    The SFPE Handbook and various vendors advise that subsurface injection of foam is not recommended for internal, floating roof tanks.  Are there any studies or incidents that support this position? Thanks
    last modified by peter@dwan.ca