• LAPENDARY PANELS vs SPRINKLER PROTECTION

    Hey guys,      Im currently designing the performance venue for the new rams stadium and i have come across a rather gray and difficult area of the code. Has anyone ever designed a system which include...
    tuckergarrett89
    last modified by tuckergarrett89
  • Fire prevention and public education

    The U.S. Fire Administration (USFA) develops and delivers fire prevention and safety education programs in partnership with other federal agencies, the fire and emergency response community, the media, and safety inte...
    bestauradiamonds
    last modified by bestauradiamonds
  • Regarding Battery Calculation as NFPA 72

    Hi guys, I am confused regarding the battery calculation of fire alarm & detection system. Few UL listed panel manufacturers provide a sample calculation in which in alarm condition they recommend to consider onl...
    abircuet2010
    created by abircuet2010
  • NFPA 11

    According to NFPA 11 testing of Balanced Pressure Proportional System (BPPS) is possible with water instead of actual foam concentrate.   What are the requirements and criteria for the testing of BPPS System wit...
    chong
    created by chong
  • HYDRANT INDIVIDUAL ISOLATION VALVE

    Reference to Sections - 7.1.1.2 , 7.1.1.2.1 , FIGURE A.7.3.1(a) & (b) of  NFPA 24 regarding 'a valve shall be installed on each hydrant'. Reader understand that "Hydrants" referred in NFPA 24  are basica...
    sreeku727
    last modified by sreeku727
  • Fire Pump Pressure Settings

    Dears, Kindly Help me to get Proper settings Based on my Below values I want to Know the Jockey Pump start and Stop Setting, Electric Pump start, diesel Pump start.   1500GPM Electric and Desiel Pump 50 GPM Jo...
    ferozkhanmech17
    last modified by ferozkhanmech17
  • Can Class 2 standpipes and fire hose be utilized for clean-up and other industrial functions or must they be maintained exclusively for firefighting?

    I am working in a setting where industry wants to utilize clean-up hose for firefighting.  If it meets the size and flow requirements of a Class 2 standpipe and hose system, I advise that fire hose must be inspec...
    kkunze333
    last modified by kkunze333
  • 2020 NEC Definition

    I have a question on the 2020 NEC code – definition of a term.  In Article 100 (70-35)  there is a definition for “Dwelling Unit”.  It states: A single unit ….. My question is ...
    apshulick@ieee.org
    last modified by apshulick@ieee.org
  • Fire Fighting Pump Requirments

    Hi, I need fire fighting pump requirements according to NFPA please help me about it.   Thanks 
    abrar.b
    last modified by abrar.b
  • 2020 Updates on 51B

    I'd like to know where I can find the 2020 updates of the NFPA 51B Standard for fire prevention during welding, cutting, and other hot work. Thanks. 
    jecika.mongrain
    last modified by jecika.mongrain
  • New Research by NVFC Provides In-Depth Look at Firefighter Recruitment and Retention Challenges

    It’s no secret that volunteer and combination fire and EMS departments have struggled with recruitment and retention, but new research from the National Volunteer Fire Council (NVFC) provides deeper insights on ...
    cthompson
    created by cthompson
  • Create and Practice Your Home Escape Plan—Use Our Grid to Help!

    This year’s Fire Prevention Week theme, “Serve Up Fire Safety in the Kitchen,” focuses on cooking safety, as cooking is the leading cause of home fires and home fire injuries. But it’s importan...
    cthompson
    last modified by cthompson
  • Maintaining Your Emergency Power Supply System is Critical, Particularly during Hurricane Season

      According to the U.S. Energy Information Agency, nearly all electrical customers experience at least one electrical utility outage each year. On average, each outage lasts 60 minutes or more. As we are in the ...
    smahoney
    last modified by smahoney
  • SIDE WALL SPRINKLER INSTALLATION IN CEILING WITH BEAMS

    I am designing sprinkler system. In the ceiling there are lots of beams creating obstruction for normal upright sprinkler. Beam depths are large enough that we cannot install the sprinklers below the beams.  Bea...
    abdulrafay80
    last modified by abdulrafay80
  • Connect portable generator to house power?

    Hi, How can I safely connect a portable generator to supply power to a house? The house has a standby generator which no longer works, and the stator and rotor windings are completely shorted. I lease the house and...
    tgammonphd
    last modified by tgammonphd
  • Fire Pump Sequence Of Operations for Multiple Pumps

    In one of my project we have a requirement of 2500 gpm fire water flow. Instead of providing one 2500 gpm electrical pump and one 2500 gpm diesel pump we have provided 2 x 1250 gpm electrical pump and 2 x 1250 gpm die...
    abdulrafay80
    last modified by abdulrafay80
  • How do I calculate the volume of foam required for gasoline and diesel Burial tank?    Horizontal cylindrical tank The diameter of the tank is 3.7 meters and its length is 15 meters

    Foam extinguishing system for underground tanks gasoline
    en.sharif2012
    last modified by en.sharif2012
  • Are large fire pumps, 4500 gpm or 5000 gpm split case horizontal, really provided?

    Hi. I wonder large fire pumps, 4500 gpm or 5000 gpm split case horizontal, are commonly provided in real world projects. I am not sure there are demands for such high capacity pumps in the industry. In my experi...
    minhyeong1.kim
    last modified by minhyeong1.kim
  • Galvanized fittings for LP?

    Can someone give a definitive answer as to whether a standard galvanized malleable iron sch40 pipe fitting is considered a "Zinc-aluminum alloy?"   NFPA 54 5.6.8.4  (5.5.7.5 in the 2021 edition) states that...
    john.notmyname.smith
    last modified by john.notmyname.smith
  • 8.6.5.2.1.3 figure clarification

    the section states sprinkler shall be positioned minimum 3x max column dimension and at the same time max of 24". if the column dimension is 2-ft, A dimension is over 24". can anyone please clarify this statement
    gkiouzellis
    last modified by gkiouzellis