• NTSB Final Report on Scuba Boat Fire (2 Sept.'19)

    Very interesting and comprehensive report on the Conception Scuba Boat fire on 2 Sept. '19.  34 persons died in this fire.  The fire, as with all fires,was totally preventable. PDF copy of report is attached...
    created by tvanhooser
  • How are NFPA Standards Keeping Pace with Innovation?

    As National Cybersecurity Awareness Monthwinds down, it's a great time to look at the ways that NFPA codes and standards are addressing digital transformation and the byproduct of these solutions – the data...
    last modified by cathylongley
  • Corridor Protection in for Educational Occupancies

    As required by NFPA 101 chapter 14.3.6 , corridors in sprinkler protected buildings shall be minimum creating smoke partition in accordance with section 8.4 of NFPA 101. The reason behind this seems to keep the ...
    last modified by suneeb.riaz
  • Maximum spacing of 8' mid-roof air terminals

    Can 8' midroof air terminals be spaced more than 50' apart?
    created by otorres
  • Thanksgiving and its Impact on the NEC and the Safety of Today’s Kitchen Electrical Systems

    The leaves are falling, there is a nip in the air, and for us folks up north, we’ve even had snow on the ground already. All of these things can mean only one thing, summer has packed her bags and left the build...
    last modified by dvigstol
  • NFPA 130:2014 UPS and Battery Room

    NFPA 130:2014 protection for battery and UPS Room   Dear Sirs. in my understanding of the NFPA:130: 2014, you shall to protect against fire (clean agent gas) the critical system for Metro, for example; signaling...
    last modified by rodriguez@colasrail.com
  • Household smoke alarms & system smoke detectors

    NFPA 101: discusses alarms OR detectors and directs us to for system.  Is it the intent that a smoke alarm directly outside a bedroom is allowed with single- / multi-station household alarms an...
    last modified by mcblais@aol.com
  • Minimum required flow & pressure for 1 inch (25 mm) hose reel

    As per NFPA 14 - 2016 section, 1" hose reel is allowed for Class II hose cabinets and accordingly we are using this type in our project. Our designer take the minimum flow rate as 6.34 GPM (0.4 l/s), minimum p...
    last modified by suhaskurikkal
  • Adjusted Flow and Pressure

    Do I really need to reflect the adjusted flow and pressure based on actual speed in the Fire pump test report? or we just need to reflect the actual data we gathered.   One of our consultant show the calcul...
    last modified by josephaclaros
  • Can I use a Burg/Fire Panel to comply with the required smokes in a residential per NFPA??

    I am a Master Electrician and also own a Security Alarm Business.  I am in discussion now with a Fire Marshal about Smoke Alarms in an existing  Residential.  This is a Single Family Residen...
    last modified by dcormier@dceivt.com
  • Wet valve location

    Good morning, I'm writing to ask for the following clarification: the control valve of a wet system can be installed inside the protected area by the sprinkler system? (specifically insiede the warehouse area). Thank ...
    last modified by m.travagini
  • sprinkler head replacement

    I have a company replacing head in a museum that are leaking because of age and are concerned this will cause upgrade to whole system nfpa13-2019 but should only be maintenance of system I would think
    last modified by bwade
  • Fire escape stairwell as everyday passages

    It is common to see people in high rise building using fire escape stairwells in everyday life especially as inter-floors passages. Is this happen in the USA.
    last modified by kraiseeh
  • Door opening in the elevator lobby enclosure wall

    Refer to chapter 713.14.1 of IBC Door opening in the elevator lobby enclosure wall. I presume all doors at all floors have to be self-closed at all time, but yet still they are often seen left opened. Even worse ...
    last modified by kraiseeh
  • Sprinkler Protection for Flammable and Combustible Liquids

    We live in a world where flammable and combustible liquids are all around us. Gasoline, rubbing alcohol, nail polish remover, hand sanitizer, and cooking oils are just a few common examples. When storing large quantit...
    created by boconnor
  • Learn About the “Share” Feature With the Newest Entry of the NFPA LiNK Video Series

    Soon after the launch of NFPA LiNK, the Association’s newest digital platform for building, electrical, and life safety professionals and practitioners, we introduced a new video blog series that offers a quick ...
    last modified by kspencer
  • String of Tragic New Hampshire Fires Exposes Gaps in Smoke Alarm Protection

    Over the past few decades, there have been great strides in public awareness around home fire safety and prevention. One example of this success is around smoke alarms, which shows that most homes now have at least on...
    last modified by cthompson
  • NFPA 20 2019 Question

    In Chapter 9 Arc-resistant equipment shall be permitted.   What type of equipment, somebody could help me given a photo o reference of this type of equipment.
    last modified by fernando_akamine
  • Dissertation Research: Prototype Interfaces for Pre-Incident Planning

    Post Removed: Data Collection Complete
    last modified by kate.kapalo
  • NEC 2014 grouping

    Assume that two SWGRs A and B are in compliance with NEC 2014 Section 230.2 first paragraph which says:   For the purpose of 230.40 Exception no. 2 only, underground sets of conductors, 1/0 AWG and larger, runni...
    last modified by apurvadave