• Evaluation of Fire Pump Test Results

    #I would like to request your clarification for below standard as we have doubt to compare the pump test result which we recently done.   8.3.7.2.3 (2) Fire pump test results are no less than 95 percent of the fl...
    lapahamed
    last modified by lapahamed
  • can a fire damper be considered as weakest element for a room protected by clean agent system to evaluate peak pressure??

    Please clarify if a fire damper used for a smoke management system or air handling be considered as weakest element for a room protected by clean agent system while evaluating peak pressure during an integrity test. P...
    jmubarak
    last modified by jmubarak
  • Inspection and Testing of Sprinkler Pressure-Reducing Valves

    13.5.1 Inspection and Testing of Sprinkler Pressure-Reducing Valves 13.5.1.3 A partial flow test adequate to move the valve from its seat shall be conducted annually - How to perform the partial flow 13.5.1.2 A ful...
    lapahamed
    last modified by lapahamed
  • NFPA 25 8.3.3.4 (3) 30 minutes flow at peak load question

    Anyone have comments on how they deal with Sentence 3? :   NFPA 25 - 8.3.3.4 For installations having an automatic transfer switch, the following test shall be per-formed to ensure that the overcurrent protecti...
    dwelch
    created by dwelch
  • PRV STATION

    Hi   Could you Kindly state when and where is PRV stations used and what is the purpose? Can it be avoided by introducing a single PRV in each floor before the Zone Control Valve Assembly?   As per my know...
    josephjojoadoor
    created by josephjojoadoor
  • Hose Valves or Nonthreaded Connections in Hose Header Supply?? NFPA 20 2019

    Hi everyone! In the new edition of NFPA 20 (2019), Table 4.28 has a new column "Non-threaded connections" Is it necessary to add those connections to the hose connections? or I have to choose between them Thanks ...
    gustavocanizzo
    last modified by gustavocanizzo
  • Pressure sensor - NFPA 20

    Good day, I wanna limit the shutoff pressure of the firewater pump to a value equal to 105% of the rated head without installing a PCV on the discharge manifold. A supplier offered a pressure sensor to control the shu...
    fridhi.mohamed
    last modified by fridhi.mohamed
  • Alarm Check Valve

    Dear Pro,   i am making a list of the locations the "inspector test connection" is mandatory to be placed as we are getting alot of contractors question of its presence. NFPA 13 states that it shall be ins...
    sahawnehmajdi
    last modified by sahawnehmajdi
  • HELLO, I WILL LIKE TO HAVE MOBILE FIRE EQUIPMENTS INSPECTION CHECK LIST

    Either maintenance or inspection check list of ( fire extinguishers, water based, or others) Regards CEDRIC TIOGANG  00 237 670217108 | 696072701
    tiogangalain
    created by tiogangalain
  • Required Testing for Quick vs Normal Sprinklers

    NFPA 25 5.3.1 specifies that normal sprinklers have to be tested or replaced at 50 years and sprinklers with fast-response elements at 20 years. 1) Are these "fast-response" sprinklers referenced in 5.3.1.1.1.3 those...
    tdieruf
    last modified by tdieruf
  • Venting on Diesel Storage Tanks

    Are there requirements for venting of outdoor Storage Tanks for Diesel? I was able to find the following for Indoor Tanks: "For Class I, II and IIIA liquids the IFC requires termination of the normal vent outside the...
    aalderete
    last modified by aalderete
  • Deluge Valve Release System

    Does anyone know the pressure testing requirements for hydraulic release lines (wet pilot) and Pneumatic release lines (dry pilot) attached to a deluge valve? I can only find that piping exposed to system working pres...
    rperkin9
    last modified by rperkin9
  • NFPA 18a Standard on water additives for fire control and vapour mitigation.

    NFPA 18a Standard on water additives for fire control and vapour mitigation.   We are planning to run some of the A6.4 "Deep seated" Class A fire tests using a metal drum and anthracite coal.   Does a...
    firkinsn
    created by firkinsn
  • fire hydrant testing

    hi. i am little bit confused about fire hydrant testing.  what is the criteria to select the number of hydrants to flow during testing.  as per AHJ, the minimum acceptable residual pressure is 50 psi. ...
    jmubarak
    last modified by jmubarak
  • Can condensation occur in a dry system?

    #SIP
    pbmackey
    last modified by pbmackey
  • NFPA Help!

    I am looking for the paragraph in the NFPA that helps protect the fuel zone liquids in plastic containers by means of FOAM. Without using water.
    martharcuen
    last modified by martharcuen
  • Fire Alarm Systems

    Hi  all, I am a beginner in the field of fire alarm systems . I had joined a company 3 months before that work on fire alarm systems .  I want to learn the basics of fire alarm systems . Can anyone tell me ...
    fasi436
    last modified by fasi436
  • Smoke Management Test procedures

    Hi Please advise the advise the procedures for performing the smoke testing in car park (basement floors)   We are in the processing performing the smoke test for the car park ventilation system installed in th...
    shinesss
    created by shinesss
  • Pressure Testing of Sprinkler System

    Hi All   I would like to know, In an Automatic Sprinkler System, is it required to conduct hydro-static or any  pressure testing for Test & Drain (2" Main Lines)?   Could anyone please explain thi...
    josephjojoadoor
    last modified by josephjojoadoor
  • Red Tags on Sprinkler Systems

    Is a sprinkler system in need of a five year internal inspection be considered an emergency impairment and be red tagged?
    cooperj
    last modified by cooperj