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GENERAL REQUIREMENTS



                                                      TABLE 315.7.6(3)
                           SEPARATION FROM OTHER PALLET PILES AND ON-SITE STORAGE (WOOD PALLETS)
                                                               WOOD PALLET SEPARATION DISTANCE (feet)
                                                       50               51 to 200               >200
                                                      Pallets             Pallets                Pallets
         Between pallet piles                          7.5                  15                    45
         Other on-site storage                         7.5                  15                    45
         For SI: 1 foot = 304.8 mm.
                                                      TABLE 315.7.6(4)
                          SEPARATION FROM OTHER PALLET PILES AND ON-SITE STORAGE (PLASTIC PALLETS)
                                                              PLASTIC PALLET SEPARATION DISTANCE (feet)
                                                      50               51 to 200               >200
                                                     Pallets              Pallets                Pallets
         Between pallet piles                          15                   40                    75
         Other on-site storage                         15                   40                    75
         For SI: 1 foot = 304.8 mm.
           316.2.1 Exterior access to shaftways. Outside openings  316.5 Security device.  Any security device  or system  that
           that can be reached by the fire department and that open  emits any medium that could obscure a means of egress in
           directly on  a hoistway or shaftway communicating  any building, structure or premise shall be prohibited.
           between two or more floors in a building shall be plainly  316.6 Structures and outdoor storage underneath high-
           marked with the word SHAFTWAY in red letters not less  voltage transmission lines. Structures and outdoor storage
           than 6 inches (152 mm) high on a white background. Such  underneath high-voltage transmission lines shall comply with
           warning signs shall be placed so as to be readily discern-  Sections 316.6.1 and 316.6.2, respectively.
           ible from the outside of the building.
                                                                 316.6.1 Structures. Structures  shall not be constructed
           316.2.2 Interior access to shaftways. Door or window  within the utility easement beneath high-voltage transmis-
           openings to a hoistway or shaftway from the interior of the  sion lines.
           building shall be plainly marked with the word SHAFT-
           WAY in red letters not less than 6 inches (152 mm) high  Exception: Restrooms and unoccupied  telecommuni-
           on a white background. Such warning signs shall be      cation  structures of  noncombustible construction less
                                                                   than 15 feet (4572 mm) in height.
           placed so as to be readily discernible.
                                                                 316.6.2 Outdoor storage. Outdoor storage within the util-
              Exception: Marking shall not be required on shaftway
              openings that are readily discernible as openings onto a  ity easement  underneath high-voltage  transmission lines
              shaftway by the construction or arrangement.       shall be  limited to  noncombustible  material. Storage of
                                                                 hazardous materials including, but not limited to, flamma-
         316.3 Pitfalls. The intentional design or alteration of build-  ble and combustible liquids is prohibited.
         ings to disable, injure, maim or kill intruders is prohibited. A
         person shall  not install and use firearms, sharp or  pointed  Exception: Combustible storage, including vehicles
         objects, razor wire, explosives, flammable or combustible liq-  and fuel storage for backup power equipment serving
         uid containers, or dispensers containing highly toxic, toxic,  public utility equipment,  is allowed, provided that a
         irritant or other hazardous materials in a manner that could  plan indicating the  storage configuration is  submitted
                                                                   and approved.
         passively or actively disable, injure, maim or kill a fire fighter
         who forcibly enters a building for the purpose of controlling
         or extinguishing a fire, rescuing trapped occupants or render-         SECTION 317
         ing other emergency assistance.
                                                               ROOFTOP GARDENS AND LANDSCAPED ROOFS
         316.4 Obstructions on roofs. Wires, cables, ropes, antennas,  317.1 General. Rooftop gardens and landscaped roofs shall
         or other suspended obstructions installed on the roof of a
         building having a roof slope of less than 30 degrees (0.52 rad)  be installed and maintained in accordance with Sections
         shall not create an obstruction that is less than 7 feet (2133  317.2 through 317.5 and Sections 1505 and 1507.16 of the
         mm) high above the surface of the roof.              International Building Code.
                                                              317.2 Rooftop  garden or  landscaped roof  size.  Rooftop
           Exceptions:
                                                              garden or landscaped  roof areas shall not exceed 15,625
              1. Such obstruction shall be permitted where the wire,  square feet (1450 m ) in size for any single area with a maxi-
                                                                              2
                cable, rope,  antenna or suspended  obstruction  is  mum dimension of 125 feet (39 m) in length or width. A min-
                encased in a white, 2-inch (51 mm) minimum diam-  imum 6-foot-wide (1.8 m) clearance consisting of a Class A-
                eter plastic pipe or an approved equivalent.
                                                              rated roof system complying with ASTM E108 or UL 790
              2. Such obstruction shall be permitted where there is a  shall be provided between adjacent rooftop gardens or land-
                solid obstruction below such that accidentally walk-  scaped roof areas.
                ing into the wire, cable, rope, antenna or suspended  317.3 Rooftop structure and equipment clearance. For all
                obstruction is not possible.
                                                              vegetated roofing systems abutting combustible vertical sur-

         60                                                                         2018 INTERNATIONAL FIRE CODE ®
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