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  1. cdafd

    Domestic meter sizing for combined domestic/fire sprinkler system

    6.2.4 Where a water supply serves both domestic and fire sprinkler systems, 5 gpm (19 L/min) shall be added to the sprinkler systemdemand at the point where the systems are connected, to determine the size of common piping and the size of the total water supply requirements where no provision...
  2. cdafd

    Domestic meter sizing for combined domestic/fire sprinkler system

    I believe Travis is correct above Sign up for Free Access to nfpa 13d https://www.nfpa.org/codes-and-standards/nfpa-13d-standard-development/13d
  3. cdafd

    Domestic meter sizing for combined domestic/fire sprinkler system

    I do not speak California, even though I grew up there 903.3.5.1 Domestic Services Where the domestic service provides the water supply for the automatic sprinkler system, the supply shall be in accordance with this section 903.3.5.2 Residential Combination Services A single combination...
  4. cdafd

    10 years sprinkler test (sensitivity and temperature activation)

    Not an expert Here is a good article https://blog.qrfs.com/414-fire-sprinkler-testing-procedures-replacement-in-nfpa-25/ As far as which standard to follow the one adopted by the city/ country you are working in , by what the contract says, by other
  5. cdafd

    NFPA 30 for gensets w belly tanks

    see post 4 https://www.eng-tips.com/threads/generator-belly-tank.183503/
  6. cdafd

    NFPA 30 for gensets w belly tanks

    Would say this does not apply to you:: 1. NFPA 30 Scope section 1.1.2 item 9 - it says it is NOT applicable to "liquids in fuel tanks of... stationary engines" ; and Start with IFC chapter 57 than NFPA 30 chapter 22 How are you connected to this? Any FPE that can help you
  7. cdafd

    NFPA 30 for gensets w belly tanks

    Check post 6 and 8 See if that helps a little https://www.eng-tips.com/threads/separation-distance-between-generator-and-building.338145/
  8. cdafd

    NFPA 30 for gensets w belly tanks

    Hum unprotected If you have to comply with IFC, it will be in there I am thinking nfpa 30 applies, Will have to look at both of those Should have asked is this a general question or planned install?,, plus in the USA? If planned do you know what fire code is adopted
  9. cdafd

    NFPA 30 for gensets w belly tanks

    So the question you have to first ask is What kind of tank are you looking at Single wall Double wall Protected aboveground tank Other
  10. cdafd

    Steel Joists, Wood Floor Combustible Concealed?

    Travis there is the fill option But if the gap is less than six inches, say five,,, doesn’t that negate sprinklers ?
  11. cdafd

    Steel Joists, Wood Floor Combustible Concealed?

    Without seeing it or a cross section I would say yes combustible concealed space, sprinklers required Because space is not less than six inches Add another inch of insulation or something. See what others say
  12. cdafd

    Private Fire Service Main - Offline hydrants

    Not sure if ifc appendix for fire flow and spacing could be a criteria, for guidance on how many and where hydrants can be out of service
  13. cdafd

    Private Fire Service Main - Offline hydrants

    Have not heard the question asked before. Normally has to be in service at all times, yes down for maintenance, but should be in service as soon as possible Ifc 507.5.2 Inspection, Testing and Maintenance Fire hydrant systems shall be subject to periodic tests as required by the fire code...
  14. cdafd

    NFPA 72 fire alarm monitoring

    If it looks like a fire alarm system,,,, I call it a fire alarm system. I guess the smokes are spaced per 72? Still should be monitored. How many sq ft???
  15. cdafd

    Determining NFPA 25 20 yr sprinkler head sample

    See if parts of this, kind of give you an idea https://www.eng-tips.com/threads/dry-pendent-10-year-test.346675/
  16. cdafd

    NFPA 72 fire alarm monitoring

    Well at first I was going to say monitoring required Than the answer by the book is no 2021 ibc 907.6.6 Monitoring Fire alarm systems required by this chapter or by the International Building Code shall be monitored by an approved supervising station in accordance with NFPA 72. Exception...
  17. cdafd

    How to classify flammable liquids and derive the hazard category?

    As others have stated , will give my spin 1. Get the exact sds for the item stored. You need the brand and item, the owner is supposed to supply that. Make sure it is up to date 2. Find out for that location if and what edition of building and fire code is afopted. Can play into the answer...
  18. cdafd

    I have a question about the installation of the beam detector.

    I would call manufacture tech support Ask them if it is ok.
  19. cdafd

    I have a question about the installation of the beam detector.

    As long as installed per manufacture instructions,,,, I see no problem Normally I see them lower on the wall

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