I have a question regarding the requirements to protect conveyor belts. Is there any requirement for fire protection of conveyor belt other than NFPA that are regarding coal mines? I want to know whether NFPA have th... I have an Ambulatory Surgery Center that needs a 1 hour fire rating to separate it from the adjacent functions in a medical office building and it is under the NFPA 101 2012 edition. The waiting room has existing glas... #In a sprinkler design already reviewed by the Design Engineer, can the installer add more sprinklers to the system without letting the designer know? Or it is the designer who should review this new owner requirement... I have a question about the selection of pump capacity and water tank size, As per my requirement, water demand for sprinkler system will be 1400gpm plus 250gpm for outside hose = 1650 gpm... At which point is it recommended to perform a fire pump performance test: 1) At the furthest point of the system 2) At the fire pump Can anyone answer this? Thanks Anyone have any suggestions on a fire pump being located inside a building and 70000 gallon tank under a building.There is no direct access into the room. Everything I am seeing is that the room needs to be 2 hr rated... Classification around digester gas storage: NFPA 820-2020 calls for Division 1 within 3m around digester gas storage tanks, valve, etc. However, there is no requirements on Division 2. NEC specifies that there... I'm working on sprinkler system of one airport terminal, my problem is that the height of sprinkler head in some part of grid goes up to 9.7 m from the floor. The system is calculated with OH2 group. May need to upgra... In NFPA 13 (2019) point 22.214.171.124.1 or errata 13-19-2 point 126.96.36.199.1 specifies "Draft curtains separating ESFR sprinklers at system breaks or (...) shall be permitted." Is a system break the space between two... Do residential sprinklers require a 1 1/2" IDC FOR Duplexes? Need clarification on NFPA-72, section 188.8.131.52.4.2 for beam pockets and waffle type beam configurations. it says beam spacing greater or less than 40%...is this beam spacing referring to both width and length... We have a main public firefighting pipe in the site (Yard) that fed by fire pumps and fire hydrants are mounted on this pipe. The (residential) buildings in the site are equipped with sprinkler and class II... I've got an existing operational industrial building that will have a new sprinkler system installed. As per NFPA 15-2017, Section 10.4.3.1, the spray nozzles must be tested. Read verbatim: 10.4.3.1 The water ... The contractor wants to use a 1.5"CPVC pipe from where the domestic water (Copper pipe) splits off and through the riser that includes the check valve, flow switch and pressure gauge. According to table 21.3.3(b) we can protect a solid unit load of nonexpanded plastics. In definition point 3.3.200 we can read: "Solid Unit Load of Nonexpanded Plastic (Either Cartoned or Exposed). A load that does no... Our building has a Nibco F-908-W swing check valve installed downstream from the fire pump between the input to the standpipes. Does NFPA give any specification on leak rate for that valve as specified in MSS SP-71? O... Example: 3” line with K17 upright Translated with google traductor: In accordance with NFPA72 2013, Table 184.108.40.206.1 indicates that the spacing of heat detectors must be reduced according to that table before any additional reductions are made fo... De acuerdo a la norma NFPA72 2013, la tabla 220.127.116.11.1 indica que el espaciamiento de los detectores de calor debe reducirse de acuerdo a esa tabla antes de llevar a cabo cualquier reduccion adicional para las vigas o... Need to know the newest requirements on POTS line vs Radio communication for a fire panel dialer. Whats the required way that my fire panels should be using in today's requirements.