Page 153 - 2018_IFC
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FIRE PROTECTION AND LIFE SAFETY SYSTEMS



                     portable  fire extinguisher having a mini-  906.3 Size and distribution. The size and distribution of por-
                     mum rating of 2-A:20-B:C.                table fire extinguishers shall be in accordance with Sections
                                                              906.3.1 through 906.3.4.
           2. Within 30 feet (9144 mm) distance of travel from com-
              mercial cooking equipment and from domestic cooking  906.3.1 Class A  fire hazards.  The minimum sizes and
              equipment in Group I-1; I-2, Condition 1; and R-2 col-  distribution of portable fire extinguishers for occupancies
              lege dormitory occupancies.                        that involve primarily Class A fire hazards shall comply
                                                                 with Table 906.3(1).
           3. In areas where flammable or combustible liquids are
              stored, used or dispensed.                                         TABLE 906.3(1)
                                                                  FIRE EXTINGUISHERS FOR CLASS A FIRE HAZARDS
           4. On each floor of structures under construction, except               LIGHT    ORDINARY    EXTRA
              Group R-3 occupancies, in accordance with  Section                    (Low)   (Moderate)   (High)
              3315.1.                                                              HAZARD    HAZARD    HAZARD
                                                                                 OCCUPANCY  OCCUPANCY  OCCUPANCY
           5. Where  required  by the sections  indicated in Table
                                                                                                           a
              906.1.                                           Minimum-rated        2-A c     2-A       4-A
                                                                single extinguisher
           6. Special-hazard areas, including but not limited to labo-  Maximum floor area   3,000  1,500  1,000
              ratories, computer rooms and generator rooms, where  per unit of A   square feet   square feet   square feet
              required by the fire code official.              Maximum floor area   11,250   11,250     11,250
                                                                            b
         906.2 General requirements.  Portable fire extinguishers  for extinguisher    square feet   square feet   square feet
         shall be selected, installed and maintained in accordance with  Maximum distance of  75 feet   75 feet   75 feet
         this section and NFPA 10.                              travel to extinguisher
                                                                                                2
           Exceptions:                                        For SI: 1 foot = 304.8 mm, 1 square foot = 0.0929 m , 1 gallon = 3.785 L.
                                                                    1
                                                              a. Two 2 / 2 -gallon water-type extinguishers shall be deemed the equivalent
              1. The distance of travel to reach an extinguisher shall  of one 4-A rated extinguisher.
                not apply to the spectator seating portions of Group
                                                              b. Annex E.3.3 of NFPA 10 provides more details concerning application of
                A-5 occupancies.                                the maximum floor area criteria.
              2. Thirty-day inspections shall not be required and  c. Two water-type extinguishers each with a 1-A rating shall be deemed the
                maintenance shall be allowed to be once every  3  equivalent of one 2-A rated  extinguisher for Light (Low)  Hazard
                years for dry-chemical or halogenated agent portable  Occupancies.
                fire extinguishers that are supervised by a listed and  906.3.2 Class B fire hazards. Portable fire extinguishers
                approved electronic monitoring  device,  provided  for occupancies involving flammable or combustible liq-
                that  all of  the following conditions are met:  uids with depths less than or equal to 0.25 inch (6.4 mm)
                                                                 shall  be  selected  and placed in accordance with  Table
                   2.1. Electronic monitoring  shall confirm that
                      extinguishers are properly positioned, prop-  906.3(2).
                      erly charged and unobstructed.               Portable fire extinguishers for occupancies involving
                                                                 flammable or combustible liquids with a depth of greater
                   2.2. Loss of power or circuit  continuity  to  the
                      electronic monitoring device shall initiate a  than 0.25-inch (6.4 mm) shall be selected and placed in
                      trouble signal.                            accordance with NFPA 10.
                                                                                 TABLE 906.3(2)
                   2.3. The extinguishers shall be installed inside of  FIRE EXTINGUISHERS FOR FLAMMABLE
                      a building or cabinet in a noncorrosive envi-   OR COMBUSTIBLE LIQUIDS WITH DEPTHS
                      ronment.                                         OF LESS THAN OR EQUAL TO 0.25 INCH a
                                                                                  BASIC MINIMUM   MAXIMUM DISTANCE
                   2.4. Electronic monitoring devices and supervi-  TYPE OF HAZARD  EXTINGUISHER   OF TRAVEL TO
                      sory circuits shall be  tested  every  3  years                RATING     EXTINGUISHERS (feet)
                      when extinguisher maintenance is per-                           5-B              30
                      formed.                                  Light (Low)            10-B             50
                   2.5. A  written log of  required hydrostatic test  Ordinary (Moderate)   10-B       30
                      dates  for extinguishers shall be  maintained                   20-B             50
                      by the owner to verify that hydrostatic tests  Extra (High)     40-B             30
                      are conducted at the frequency required by                      80-B             50
                      NFPA 10.                                For SI: 1 inch = 25.4 mm, 1 foot = 304.8 mm.
              3. In Group I-3, portable fire extinguishers shall be  a. For requirements on water-soluble flammable  liquids and alternative
                                                                sizing criteria, see Section 5.5 of NFPA 10.
                permitted to be located at staff locations.
                                                                 906.3.3 Class C fire hazards. Portable fire extinguishers
           906.2.1 Certification of service personnel for portable
           fire extinguishers. Service personnel providing  or  con-  for Class C fire hazards shall be selected and placed on the
           ducting maintenance on  portable fire extinguishers  shall  basis of the anticipated Class A or B hazard.
           possess a valid certificate issued by an approved govern-  906.3.4 Class D fire hazards. Portable fire extinguishers
           mental agency, or other approved organization for the type  for  occupancies involving  combustible metals shall  be
           of work performed.                                    selected and placed in accordance with NFPA 10.

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