• Minimum Floor Area for Commodity

    Dear NFPA Experts, Is there any standards for floor area of Commodity (Tire Storage) if required sprinkler protection or not. Thanks in advance.
    last modified by kvusal
  • NFPA Conference  - BFSS Section Meeting

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    created by lozmun
  • NFPA-2001, Iron Pipelines (ASTM A-36) Maintenance

    Dear Friends:   About the maintenance of a System that meets the NFPA-2001, can any one tell me: Is there a maintenance procedure for the Iron pipelines? my concern is for the rust formation inside the pipe dur...
    last modified by vcruz
  • Books In Metal Boxes

    I have a 45' tall building with 42' of books in 5 sided metal bins on rack in automated retrieval & storage...no in rack sprinklers. The metal bin boxes are not covered on top but have less than 1" opening from th...
    last modified by jackjones
  • Hydraulic calculation ceiling and suspended ceiling sprinklers

    Hello, I have HC-3 sprinkler system for production (no storage) room. K-160 pendant sprinklers 12mm/min@340 m² will be used. There will be two levels of sprinklers one under the ceiling and one in solid suspende...
    last modified by raminta
  • Let's think on this a bit......

    Last week, I attended an MSCA [Massachusetts Systems Contractors Association] meeting where the speaker, a well know code expert, disclosed that the 2019 NFPA-72 will call for smoke alarms that are "resistant to kitch...
  • Small/Large Fire Definitions

    I am looking for the defining differences between a "small" fire and "large" fire. What is the definition of a small fire and what is the definition of a large fire?
    last modified by jeremy.pogorelec
  • Minimum Pipe & Alarm Schematic for Positive Water Systems for Fire Protection Engineers

    Enclosed detail of minimum Mechanical Room,  wet, dry, and pre-action Fire Alarm System with auxiliary and on grid power systems for Fire Pumps with positive residual pressures.
    last modified by hringline
  • Sprinklers Under Deck (NFPA 13, 2007,

    We recently installed sprinklers in a very elaborate office building.   The office building has a wood deck that protrudes from the building. There is no occupant access under the crawl space of the deck and unde...
    last modified by tjulka
  • 1000' Of 4" Ice

    created by joshlewellen
  • It's Been A Cold Winter

    created by joshlewellen
  • What's Your Thoughts On Pitting Corrosion?

    C credits: Josh Lewellen
    last modified by joshlewellen
  • Re: PREMIX or WATER for oil

    Do you have a standard or fire code you have to follow or want the reference out of??   Yes I have seem flammable storage warehouses protected by water systems only.   Water will control or extinguish the ...
    last modified by cdafd

    Dear Colleagues, I am looking for codes and/or standards for sealing materials (partitioning) for fire spread in electrical transmission/distribution substations. The sealant or paste which is used to partition subst...
    created by majige.mabulla
  • NFPA 22 Datasheet

    Dear Sirs   I want to know if there's datasheet model for metalic Fire Water Tank based on NFPA 22 or I have to use the API 650 datasheet.   Thanks in advance
    last modified by petr0leum
  • Calculate water requirements for fire protection in oil tanks,

    hi, i am a student from indonesia, i need help, i have to calculate water requirement for fire protection on oil tank, is there any application that i can use? and besides the nfpa 11 standard is there a standard I ca...
    last modified by hisnimubarak7
  • Pumps Arrangement for Private Hydrants & Potable Water

    Dear Reader,   We are designing a combined system consisting of Private External Hydrants (1,250 GPM max flow) and Potable Water supply (2,000 GPM) connected through one system as allowed in NFPA 24.   1- ...
    last modified by patrickbouchedid
  • Outsourced Architecture

    Architectural Concern: I have a observed a serious problem in the conventional (non union) fire sprinkler industry blueprint making process.  The union requires architecture to be outsourced for this reason: COM...
    last modified by williampbecker
  • Android App for battery calculations

    Hi All I have produced a windows 10 universal app For the Australian code it includes power supply calculations to recharge the required batteries to 80% within 24 hours. If interested check out the windows store sear...
    last modified by greg.anne
  • Protecting People & Property

    The relationship between fire safety and brand value was the topic of discussion for this group of some of the greatest minds in fire and life safety at a workshop held here at the NFPA Headquarters yesterday. When co...
    last modified by ncomeau