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  1. PeterStahl

    Sprinklers and Fire hose served by same piping

    Hello, maybe its a strange question, but a colleague told me that in general here the fire suppression plumbing is one piping serving both sprinklers and fire hoses. Now we saw a project where we have two pipings, one for the sprinkler and one for the Fire hose. I was asked if this procedure...
  2. PeterStahl

    What fire resistance need doors in Fire-walls

    Hello, if we have for example a fire wall of 1 hour, according to NFPA 37, 4.1.2, "Engine rooms shall have interior walls of at least 1 hour fire rating…" What fire rating do the seals (1 hour?) and the doors need and where is it stated in NFPA regulations? We are located in El Salvador and...
  3. PeterStahl

    Is a "shall" in an NFPA a must or is it not compulsory ?

    Sometimes the most obvious things dont get into mind. Thanks for that hint!
  4. PeterStahl

    Is a "shall" in an NFPA a must or is it not compulsory ?

    Thanks for the good answer!
  5. PeterStahl

    Is a "shall" in an NFPA a must or is it not compulsory ?

    Hello, I was asked this question as the NFPA uses quite often a "shall". How do/would you handle this topic?
  6. PeterStahl

    Sprinkler Inspection NFPA 25: Sprinkler room not separated

    or how would your answer be in this casse?
  7. PeterStahl

    Sprinkler Inspection NFPA 25: Sprinkler room not separated

    Hello, I have the following question: We construct a building WITHOUT fire seperation of the fire pump (diesel) room from the parking lot. This is a clear violation to the NFPA 20, 2013: 4.12.1.1.2 Now I was asked if this is a critical or noncritical deficiency according to the NFPA 25 and its...
  8. PeterStahl

    Generator room fire wall requirements for standby generator NFPA

    Ok, perfect, thanks so much!!!! I have the meeting in 2 hours:)
  9. PeterStahl

    Generator room fire wall requirements for standby generator NFPA

    1) What is the governing building code? - The building is constructed in El salvador and we are following the NFPA codes (13,20,101,110 etc.) from 2013/2014 2) Are these diesel engine driven generators? If so, what volume of fuel is stored inside the building? Yes, there are two diesel engines...
  10. PeterStahl

    Generator room fire wall requirements for standby generator NFPA

    Hello, in an office building, we have a generator room, with two generator for the servers etc. Meaning NOT the Emergency equipment. Is there any requirement for the fire protection of the walls of this room? I found the NFPA 110: 7.2.2.1 saying that indoor EPSS Rooms need 2 hour fire...
  11. PeterStahl

    Sprinkler Central room requirements for walls according to NFPA etc.

    Hello, I am searching the requirements for the sprinkler cenral room. For example the requirements to the walls sorrounding the central and the doors etc. In NFPA 13 I could not find anything. I am referring to the room with the diesel engine and the valves etc. Greets, Peter

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