Deletion legend:
[1- Default – Not related
to structural wind resistance design]
[2- Fire/Life Safety]
[3- Covered in model base code]
CHAPTER 26
PLASTIC
SECTION 2612 2614
HIGH-VELOCITY HURRICANE ZONES — PLASTICS
2612.1 2614.1 General.
2612.1.1 2614.1.1 Plastic materials used as structural
elements shall be designed by methods admitting of rational analysis according
to established principles of mechanics.
2614.1.2 Plastic materials may be permitted as set forth
herein. The physical properties, such as, not but limited to,
weather-resistance, fire-resistance and flame spread characteristics, shall
comply with the requirements of this code.
[3- Covered in model base code]
2614.1.3 Application and plans submitted for proposed
construction shall identify the plastic material intended for use and such
material shall be stamped or otherwise marked so as to be readily identifiable
in the field.
[3- Covered in model base code]
2612.1.4 2614.1.4 Plastic
structural elements, other than sheets, shall be designed by a
Florida-registered professional engineer or a Florida-registered architect.
2612.2 2614.2 Definitions.
APPROVED FOAM PLASTIC. An approved foam plastic shall be
any thermoplastic, thermosetting or reinforced thermosetting plastic material
that has a minimum self-ignition temperature of 650°F (343°C) or greater when
tested in accordance with ASTM D 1929. It shall have a smoke density rating not
greater than 450 and a flame spread of 75 or less when tested in accordance
with ASTM E 84.
APPROVED PLASTIC.
An approved plastic shall be any thermoplastic, thermosetting or reinforced
thermosetting plastic material which has a self-ignition temperature of 650°F
(343°C), or greater when tested in accordance with ASTM D 1929, a smoke density
rating no greater than 450 when tested in the way intended for use by ASTM E 84
or a smoke density rating no greater than 75 when tested in the thickness
intended for use according to ASTM D 2843 and which meets one of the following
combustibility classifications:
Class C-1. Plastic materials
that have a burning extent of 1 inch per minute (25.4 mm) or less when tested
in nominal 0.060 inch (1.5 mm) thickness or in the thickness intended for use
by ASTM D 635.
Class C-2. Plastic materials
that have a burning rate of 21/2 inches (64 mm) per minute or less when tested
in nominal 0.060 inch (1.5 mm) thickness or in the thickness intended for use
by ASTM D 635.
[3- Covered in model base code]
Approved plastics for outdoor exposure shall be evaluated for outdoor durability in accordance with the Voluntary Standard Uniform Load Test Procedure for Thermoformed Plastic Domed Skylights, of the AAMA/WDMA 101/IS2/NAFS, Voluntary Performance Specification for Windows, Skylights and Glass Doors, as follows:
1. Outdoor exposure conditions: Specimen exposed in Florida at 45 degree south exposure for a period of five years.
a. Impact testing, after exposure test as above, per ASTM D 256, and
b. Tensile testing on controlled and weathered specimen per ASTM D 638. Yield strength difference between controlled and weathered specimen shall not exceed 10 percent.
2. Alternate:
a. Exposure to xenon arc weatherometer using a 6500-watt lamp per ASTM G 155 and ASTM D 2565 for a period of 4,500 hours.
b. Impact testing, after exposure test as above, per ASTM D 256, and
c. Tensile testing on controlled and weathered specimen per ASTM D 638. Yield strength difference between controlled and weathered specimen shall not exceed 10 percent.
FINISH RATING. The time, as determined in accordance with
ASTM E 119, at which a thermal barrier reaches a temperature rise of 240°F
(116°C) , above ambient or an individual temperature rise of 324°F (162°C),
above ambient as measured on the plane of the thermal barrier nearest to foam plastic.
FLAME SPREAD RATING. The measurement of flame spread on
the surface of materials or their assemblies as determined in accordance with
ASTM E 84.
GLASS FIBER REINFORCED PLASTIC. Plastic reinforced with
glass fibers having not less than 20 percent of glass fibers by weight.
LIGHT DIFFUSING SYSTEM. A suspended construction
consisting in whole or in part of lenses, panels, grids or baffles suspended
below independently mounted electrical lighting sources.
PLASTIC GLAZING. Plastic materials that are glazed or set
in frame or sash and not held by mechanical fasteners which pass through the
glazing material.
PLASTIC ROOF PANELS. Plastic materials that are fastened
to structural panels or sheathing and which are used as light transmitting
media in the plane of the roof.
PLASTIC SANDWICH PANELS. Panels of foam plastic
sandwiched between incombustible skins.
PLASTIC WALL PANELS. Plastic materials that are fastened
to structural panels or sheathing and which are used as light transmitting
medium in exterior walls.
SKYLIGHT. An assembly that includes plastic materials
used as light transmitting medium and which is located above the plane of the
roof.
SMOKE DENSITY. A numerical value of smoke development,
determined by measuring the area under the curve of light absorption versus
time, in accordance with ASTM E 84 or ASTM D 2843.
THERMOPLASTIC MATERIALS. A plastic material that is
capable of being repeatedly softened by increase of temperature and hardened by
decrease of temperature.
THERMOSETTING MATERIALS. A plastic material that is
capable of being changed into a substantially nonreformable product when cured.
[3- Covered in model base code]
2614.3 Foam plastics.
2614.3.1 General.
2614.3.1.1 Except as otherwise provided herein, all foam
plastics or foam plastic cores in manufactured assemblies used in building
construction shall have a flame spread rating of not more than 75 and shall
have a smoke-developed rating of not more than 450 when tested in the maximum
thickness intended for use in accordance with ASTM E 84.
2614.3.1.2 Except as otherwise provided herein, foam
plastics shall be separated from the interior walls, floors and ceiling herein
of a building by an approved thermal barrier of 1/2 inch (13 mm) gypsum
wallboard or equivalent thermal barrier material which will limit the average
temperature rise of the unexposed surface to not more than 259°F (126°C), after
15 minutes of fire exposure complying with the ASTM E 119 standard
time-temperature curve.
2614.3.1.3 Foam plastics trim, defined as picture molds,
chair rails, baseboards, handrails, ceiling beams, door trim and window trim,
shall also meet requirements for interior finish in Section 805.
2614.3.1.4 Foam plastic not meeting the requirements of
this section may be specifically approved on the basis of approved tests such
as, but not limited to, a tunnel test in accordance with ASTM E 84, FM
procedure 4880, UL Subject 1040, ASTM E 152 or the room test procedure
described in SPI Bulletin PPICC 401 or fire tests related to actual end-use
configuration. The specific approval may be based on the end use, quantity,
location and similar considerations where such tests would not be applicable or
practical.
2614.3.2 Specific requirements. The following specific
requirements shall apply to all uses of foam plastics unless otherwise
permitted in this code.
2614.3.2.1 Cold storage buildings.
2613.3.2.1.1 Foam plastics when tested in a thickness of
4 inches (102 mm), may be used in a thickness up to 10 inches (254 mm) when the
building is equipped with an approved automatic fire suppression system.
2614.3.2.1.2 Such approved automatic fire suppression
system shall be provided in both the cold storage room and the part of the
building in which the room is located.
2614.3.2.2 Walk-in coolers.
2614.3.2.2.1 Foam plastic having a maximum flame spread
of 75 may be used in a thickness up to 4 inches (102 mm) in free-standing
walk-in cooler or freezer units less than 400 square feet (37 m2) in floor area
without a thermal barrier and without an automatic fire suppression system when
the foam plastic is covered by a metal facing not less than 0.032 inch (0.813
mm) thick aluminum or corrosion-resistant steel having a minimum of base metal
thickness of 0.016 inch (0.406 mm).
2614.3.2.2.2 When protected by a thermal barrier, the
foam plastic may be used in a thickness up to 10 inches (254 mm).
2614.3.2.3 Exterior walls of one-story buildings.
2614.3.2.3.1 Foam-plastic insulation having a flame
spread of 25 or less may be used without thermal barriers in or on exterior
fire resistive incombustible walls in a thickness of not less than 0.032 inch
(0.813 mm) aluminum or corrosion-resistant steel having a minimum base metal
thickness of 0.0160 inch (0.406 mm), and the insulated interior area is
protected with automatic sprinklers.
2614.3.2.3.2 Foam plastic may be used without the thermal
barrier described herein when it is protected by a minimum of 1 inch (25.4 mm)
thickness of masonry or concrete.
2612.3.2.4 Exterior walls of multistory buildings.
2614.3.2.4.1 Where walls face a street or permanent open
space of 30 feet (9 m) or more, foam-plastic insulation may be used in a
nonfire-rated exterior wall assembly.
2612.3.2.4.2 Where a separation of less than 30 feet (9
m) exists, foam plastic may be used within exterior walls, provided the wall
assembly affords the required fire resistivity.
2614.3.2.4.3 Foam-plastic insulation shall be separated
from the building interior by a thermal barrier having an index of 15 unless a
specific approval is obtained on the basis of Section 2612.3.1.4.
2614.3.2.4.4 The amount of foam plastic in any portion of
the wall or panel shall not exceed 6000 Btu/square foot (68.1 MJ/m2) of
projected area as determined by tests conducted in accordance with NFPA 259.
2614.3.2.4.5 The foam plastic core, coatings and facings
shall have a flame spread rating of 25 or less and smoke-developed rating of
450 or less as determined in accordance with ASTM E 84.
2614.3.2.4.6 Facing, coating and core materials shall be
mechanically or adhesively fastened to each other and to building members to
prohibit failure in bond as a result of temperatures which may be experienced
in a building fire from wind loads or other conditions.
2614.3.2.4.7 Results of diversified or full-scale fire
tests reflecting an end-use configuration shall be submitted to the building
official demonstrating the assembly in its final form does not propagate the
flame over the surface or through the core when exposed on the exterior face to
a fire source.
261.3.2.5 Roofing.
2614.3.2.5.1 Foam plastic may be used in a roof covering
assembly without the thermal barrier when the foam is separated from the
interior of the building by plywood sheathing not less than 1/2 inch (12.7 mm)
in thickness bonded with exterior glue, with edge supported by blocking,
tongue-and-grooved joints or other approved type of edge support, or an
equivalent or better material or system.
2614.3.2.5.2 Foam-plastic roof insulation that complies
with FM 4450 or UL 1256 need not meet the requirements of Section 2612.3.1.2.
2614.3.2.5.3 For all roof applications, the smoke
developed rating shall not be limited.
2614.3.2.6 Attics and crawl spaces.
2614.3.2.6.1 Within an attic or crawl space where entry
is made for service of utilities, exposed foam plastics shall be protected
against ignition by 1-inch-thick (25 mm) mineral fiber insulation,
1/4-inch-thick (6.4 mm) plywood, particleboard or hardboard or 3/8-inch (9.5
mm) gypsum wall board, corrosion-resistant steel having a base metal thickness
of 0.0160 inch (0.406 mm), or other equivalent material installed in such
manner that the foam plastic is not exposed.
2614.3.2.6.2 The protective covering shall also meet the
requirements for the type of construction.
2614.3.2.7 Doors.
2614.3.2.7.1 Where doors are permitted without a
fire-resistance rating, foam plastic having a flame spread rating of 75 or less
may be used as a core material when the door facing is metal having a minimum
thickness of 0.032 inch (0.813 mm) aluminum or sheet steel having a minimum
thickness of 0.0160 inch (0.406 mm).
2614.3.2.7.2 There shall be no thermal barrier
requirements for these doors.
[3- Covered in model base code]
2614.4 Light-transmitting plastics.
2614.4.1 General.
2614.4.1.1 The provisions of this section shall govern
the quality and methods of application of plastics for use as light
transmitting media within buildings and structures.
2614.4.1.2 All plastics to be used according to the
provisions of this section shall be approved plastic and conform to Section
2612.1 and Section 2612.2.
Exception: Roof coverings over terraces and patios of
one- and two-family dwellings shall be permitted with approved plastics.
[3- Covered in model base code]
2614.4.2 Glazing of openings in nonfire-rated walls.
2612.4.2.1 Doors, sash and framed openings which are not
required to be fire rated may be glazed with approved plastic materials in
buildings of Type III-B construction.
2614.4.2.2 In all other types of construction openings
not required to be fire-rated may be glazed or equipped with approved plastic
material subject to the requirements listed below.
2614.4.2.2.1 The area of such glazing shall not exceed 25
percent of the wall face of the story in which it is installed.
2614.4.2.2.2 The area of a unit or pane of glazing
installed above the first story shall not exceed 16 square feet (1.49 m2) and
the vertical dimension of a unit or pane shall not exceed 4 feet (1219 mm).
There shall be a minimum 3 feet (914 mm) vertical spandrel wall between
stories.
2614.4.2.2.3 Approved plastics shall not be installed
more than 75 feet (22.9 m) above grade level except as provided in Section
2612.4.2.2.4.
2614.4.2.2.4 Approved thermoplastic materials may be
installed in areas up to 50 percent of the wall area of each story in
structures less than 150 feet (45.7 m) in height if continuous architectural
projections constitute an effective fire barrier extending at least 3 feet (914
mm) from the surface of the wall on which the glazing is installed and are
provided on each floor above the first floor. The size and the dimensions of
individual units shall not be limited in such installations except as required
to meet structural loading requirements.
2614.4.2.3 Area increase based on fire protection. In
buildings or portions thereof protected by approved automatic, fire
extinguishing systems, the area of glazing permitted by Section 2612.4.2.2.1
may be increased by 100 percent.
[3- Covered in model base code]
2614.4.3 Exterior nonfire-rated wall panels.
2614.4.3.1 General. Approved plastic materials may be
used as wall panels, in exterior walls not required to heave a fire rating subject
to the requirements in this section.
2614.4.3.1.1 Installation. Exterior wall panels installed
as provided herein shall not alter the type of construction classification of
the building.
2614.4.3.1.2 Height limitation. Approved plastics shall not
be installed more than 75 feet (22.9 m) above grade level except as permitted
by Section 2612.4.3.1.4 (Exception 3).
2614.4.3.1.3 Area limitation and separation. Area
limitation and separation requirements of exterior wall panels shall be
provided in Table 2612.4.3.1.3.
2614.4.3.1.4 Combination of glazing and wall panels.
Combinations of plastic glazing and plastic wall panels shall be subject to the
area, height and percentage limitations and separation requirements applicable
to the class of plastics as prescribed for wall panel installations.
Exceptions:
1. Structures
which provide continuous architectural projections extending at least 36 inches
(914 mm) from the surface of the wall in which plastic wall panels are
installed shall not be required to provide vertical separation at that floor.
2. Area
increase based on in fire protection. In buildings or portions thereof
protected by approved automatic fire extinguishing systems, the maximum percent
area of plastic panes in exterior walls and the maximum square feet of separate
panel are given in Table 2612.4.3.1.3 may be increased 100 percent but the area
of plastic wall panels shall not exceed 50 percent of the wall area.
3. Approved
thermoplastic materials may be installed in areas up to 50 percent of the wall
area of each story in structures less than 150 feet (45.7 m) in width if
continuous architectural projections constitute an effective fire barrier
extending at least 3 feet (914 mm) from the surface of the wall on which the
panels are installed and are provided on each floor above the first floor.
4. The
use of plastics shall not be permitted in exterior walls in Group A, H and I
occupancies.
TABLE 2612.4.3.1.3 AREA LIMITATION
AND SEPARATION REQUIREMENTS FOR PLASTIC WALL PANELS IN NONFIRE-RATED WALLS
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[3- Covered in model base code]
2614.4.4 Roof panels.
2614.4.4.1 General. Approved plastic roof panels may be
installed as follows.
2612.4.4.1.1 Where the roof is not required to have a
fire rating.
2614.4.4.1.2 Where the roof panels meet the requirements
for roof coverings of the particular occupancy.
2614.4.4.1.3 In roofs of buildings protected by an
approved automatic fire-extinguishing system.
Exception: The use of plastics shall not be permitted in
roofs of Group A, H and I occupancies.
2612.4.4.2 Separations. Individual roof panels shall be
separated from each other by a distance of not less than 4 feet (1219 mm)
measured in a horizontal plane.
2614.4.4.3 Location. Where exterior wall openings are
required to be fire rated, a roof panel or unit shall not be installed within 6
feet (1829 mm) of such exterior wall.
2614.4.4.4 Area limitations. Roof panels or units shall
be limited in area, according to provisions set forth in Table 2612.4.4.4.
[3- Covered in model base code]
2614.4.5 Skylight assemblies. Skylight assemblies may be
glazed with approved plastic materials in accordance with this section.
2614.4.5.1 Mounting.
2614.4.5.1.1 The plastic shall be mounted a minimum of 4
inches (102 mm) above the plane of the roof on a curb constructed in accordance
with requirements of types of construction.
2614.4.5.1.2 Dome-shape skylights shall rise above the
mounting flange a minimum distance equal to 10 percent of the maximum span of
the dome, but not less than 4 inches (102 mm).
2614.4.5.1.3 The edges of the skylights shall be
protected by incombustible material in Types I, IV and V-B construction.
2614.4.5.2 Maximum area of skylight units. Each skylight
unit shall have a maximum area within the curb of 100 square feet (9.3 m2) for
Class C-2 material and 200 square feet (18.6 m2) for Class C-1 material.
2614.4.5.3 Aggregate area of skylights. The aggregate
area of skylights shall not exceed 33 percent when Class C-1 materials are used
and 25 percent when Class C-2 materials are used, of the floor area of the room
or space sheltered by the roof in which they are installed.
2614.4.5.4 Separation. Skylights shall be separated from
each other by a distance of not less than 4 feet (1219 mm) measured in a
horizontal plane.
2614.4.5.5 Location. Where exterior wall openings are
required to be fire rated, a skylight shall not be installed within 6 feet
(1829 mm) of such exterior wall.
Exceptions:
1. Skylight
assemblies may not be glazed with approved plastic materials in buildings of
Group H and I occupancies.
2. The
aggregated area of approved plastic skylights may be increased 100 percent
beyond the limitations set forth herein if the skylights are used as an
automatic fire venting system or if the building is equipped with an automatic
fire extinguishing system.
3. When a
building not more than one story in height has a minimum distance separation
from other buildings of 30 feet (9.1 m) and is not used as an enclosed means of
egress, skylights in such a building need not comply with the requirements set
forth in this paragraph.
4. When
skylights used in a building are made of approved plastic materials that meet
the fire-rated requirements of the roof of the building, such skylight
assemblies need not comply with the requirements set forth in this paragraph.
5. Skylights
installed in detached buildings of Group R3 occupancy, Types IV and III-B need
not comply with this section.
[3- Covered in model base code]
2614.4.6 Light diffusing systems.
2614.4.6.1 General.
2614.4.6.1.1 Light diffusing systems shall not be
installed in Group I and H occupancies or in exitways unless they are protected
with an approved automatic fire extinguishing system.
2614.4.6.1.2 Approved plastic diffusers shall comply with
the flame spread requirements for interior finishes, unless the individual
plastic panels will fall from their mountings before igniting at an ambient
temperature of at least 200°F (93°C) below their ignition temperature. The
panels must, however, remain in place at an ambient room temperature of 175°F
(79°C) for a period of not less than 15 minutes.
2614.4.6.1.3 Location. Where fire-rated ceiling
assemblies are required, plastic diffusers, if used, shall be located below
such assemblies.
2614.4.6.2 Installation. Plastic diffusers shall be
supported directly or indirectly from ceiling or roof construction by use of
incombustible hangers. Hangers shall be at least No. 12 Steel Wire Gage [0.0106
inch (0.27 mm)] galvanized wire or equivalent.
2614.4.6.3 Size limitations. Individual panels or units
shall not exceed 10 feet (3 m) in length or 30 square feet (2.8 m2) in area.
2614.4.6.4 When buildings are protected by an automatic
fire extinguishing system, this section shall apply to light diffusing systems
within such buildings.
2614.4.6.4.1 Fire-extinguishing systems shall be located
above and below the light diffusing system unless specifically approved for
above such system only.
2614.4.6.4.2 Areas of light-diffusing systems protected
by a fire-extinguishing system shall not have to comply with the size
limitations set forth in this section.
2614.4.6.5 Electrical lighting fixtures.
2614.4.6.5.1 Plastic light-transmitting panels and
light-diffuser panels installed in product approval electrical lighting
fixtures shall have flame spread ratings compatible with the occupancy of the
building.
2614.4.6.5.2 The area of approved plastic materials when
used in required fire exits or corridors shall not exceed 30 percent of the
aggregate area of the ceiling in which they are installed, unless the occupancy
is protected by an approved fire extinguishing system.
2614.4.7 Partitions. Approved light-transmitting plastics
may be used in or as partitions provided the requirement of the types of
construction are met.
2614.4.8 Bathroom accessories. Approved plastics shall be
permitted as glazing in shower stalls, shower doors, bathtub enclosures and
similar accessory units and shall conform to 16 CFR 1205 and the Safety
Standard for Architectural Glazing Materials.
2614.4.9 Awnings and similar structures. Approved
lighttransmitting plastics may be used on or as awnings and similar structures
when in conformance with provisions as set forth in other sections of this
code.
TABLE 2612.4.4.4 AREA LIMITATIONS FOR ROOF PANELS
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[3- Covered in model base code]
SECTION 2615
FIBER REINFORCED POLYMER AND
FIBERGLASS REINFORCED POLYMER
2615.1 General. The provisions of this section shall govern the
requirements and uses of fiber reinforced polymer or fiberglass reinforced
polymer in and on buildings and structures.
2615.2
Labeling and identification. Packages and containers of fiber reinforced polymer or
fiberglass reinforced polymer and their components delivered to the job site
shall bear the label of an approved agency showing the
manufacturer's name, product listing, product identification and information
sufficient to determine that the end use will comply with the code
requirements.
2615.3
Interior finish. Fiber reinforced polymer or fiberglass reinforced polymer used as interior
finish shall comply with Chapter 8.
2615.4
Decorative materials and trim. Fiber reinforced polymer or fiberglass reinforced
polymer used as decorative materials or trim shall comply with Section 806.
2615.5
Light-transmitting materials. Fiber reinforced polymer or fiberglass reinforced
polymer used as light-transmitting materials shall comply with Sections 2606 through 2611 as required for the specific
application.
2615.6 Exterior use. Fiber reinforced
polymer or fiberglass reinforced polymer shall be permitted to be installed on
the exterior walls of buildings of any type of construction when such
polymers meet the requirements of Section 2603.5 and is fireblocked
in accordance with Section 717. The fiber
reinforced polymer or the fiberglass reinforced polymer shall be designed for
uniform live loads as required in Table 1607.1 as as well as for wind loads
as specified in Section 1609.
Exceptions:
1. When all of the following conditions
are met:
1.1. When the area of the fiber
reinforced polymer or the fiberglass reinforced polymer does not exceed 20
percent of the respective wall area, the fiber reinforced polymer or the
fiberglass reinforced polymer shall have a flame spread index of 25 or less or
when the area of the fiber reinforced polymer or the fiberglass reinforced
polymer does not exceed 10 percent of the respective wall area, the fiber
reinforced polymer or the fiberglass reinforced polymer shall have a flame
spread index of 75 or less. The flame spread index requirement shall not be
required for coatings or paints having a thickness of less than 0.036 inch (0.9
mm) that are applied directly to the surface of the fiber reinforced polymer or
the fiberglass reinforced polymer.
1.2. Fireblocking complying with Section 717.2.6 shall be installed.
1.3. The fiber reinforced polymer or
the fiberglass reinforced polymer shall be installed directly to a
noncombustible substrate or be separated from the exterior wall by one
of the following materials: corrosion-resistant steel having a minimum base
metal thickness of 0.016 inch (0.41 mm) at any point, aluminum having a minimum
thickness of 0.019 inch (0.5 mm) or other approved noncombustible material.
1.4. The fiber reinforced polymer or
the fiberglass reinforced polymer shall be designed for uniform live loads as
required in Table 1607.1 as well as for wind loads as specified in Section 1609.
2. When installed on buildings that are
40 feet (12 190 mm) or less above grade, the fiber reinforced polymer or the
fiberglass reinforced polymer shall meet the requirements of Section 1406.2 and shall comply
with all of the following conditions:
2.1. Where the fire separation distance
is 5 feet (1524 mm) or less, the area of the fiber reinforced polymer or the
fiberglass reinforced polymer shall not exceed 10 percent of the wall area.
Where the fire separation distance is greater than 5 feet (1524 mm), there
shall be no limit on the area of the exterior wall coverage using fiber
reinforced polymer or the fiberglass reinforced polymer.
2.2. The fiber reinforced polymer or
the fiberglass reinforced polymer shall have a flame spread index of 200 or
less. The flame spread index requirement shall not be required for coatings or
paints having a thickness of less than 0.036 inch (0.9 mm) that are applied
directly to the surface of the fiber reinforced polymer or the fiberglass
reinforced polymer.
2.3. Fireblocking complying with Section 717.2.6 shall be installed.
2.4. The fiber reinforced polymer or
the fiberglass reinforced polymer shall be designed for uniform live loads as
required in Table 1607.1 as well as for wind loads as specified in Section 1609.
[3- Covered in model base code]
SECTION 2614 REFLECTIVE PLASTIC
CORE INSULATION
2615.1 General. The provisions of this section
shall govern the requirements and uses of reflective plastic core insulation in
buildings and structures. Reflective plastic core insulation shall comply with
the requirements of Section 2614.2 and of one of the following: Section 2614.3
or 2614.4.
2615.2 Identification. Packages and containers of
reflective plastic core insulation delivered to the job site shall show the
manufacturer’s or supplier’s name, product identification and
information sufficient to
determine that the end use will comply with the code requirements.
2615.3 Surface-burning
characteristics. Reflective plastic core insulation shall have a flame spread index of
not more than 25 and a smoke-developed index of not more than 450 when
tested in accordance with ASTM E
84 or UL 723. The reflective plastic core insulation shall be tested at the
maximum thickness intended for use and shall be tested using one of the
mounting methods in Section 2614.3.1
or 2614.3.2.
2615.3.1 Mounting of test
specimen. The
test specimen shall be mounted on 2-inch-high (51 mm) metal frames so as to
create an air space between the unexposed face of the reflective plastic core
insulation and the lid of the test apparatus.
2615.3.2 Specific testing. A set of specimen preparation
and mounting procedures shall be used which are specific to the testing of
reflective plastic core insulation.
2615.4 Room corner test heat
release. Reflective
plastic core insulation shall comply with the acceptance criteria of Section
803.1.2.1 when tested in accordance with NFPA 286 or UL
1715 in the manner intended for
use and at the maximum thickness intended for use.
[3- Covered in model base code]