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. Pill in the blanks on pages 2 and 3 with dimensions '
and materials which will be used to build the
structure. Please print legibly.
2. Indicate in the check box which detail from page 3 will be used.
Size and Amount of Lags
(example: ')c4112 "1a9s @1VO.C.)
Type of decking " ` x °N- . -
(example: or 2 x 6. Trek)
1 Y ® •
Existing bldg. 36" high guard spaced Hoist a part
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with balusters � p �
spaced so that a 'E (example: 2x 10" spaced 24' apart)
4 Inch diameter
sphere cannot 0
r Approved pass through
flashing
<< °<< required Beam splices to occur over ) g beam
L posts with 1 1 /2 "bearing "• (example ;(2)2x10• see detallB)
{ Attach decking with non corrosive fasteners B 2 rim Dist
`; ; '•.,, ",' (example: 2x 10 -see Alternate B1 &B2)
❑ Detail B �( x posts
❑ Alternate Detail B9 , R )
❑ Alternate Detail B2 v spaced apart
Detail A (see page 3) (example:4x4 posts spaced 8'spart)
(see page 3)
Conditions such as attachment to CO Span j k6
cantilevers or veneers may require (example: l3' -4 ")
Engineer's approval to
San •
Type of siding (existing)
(� 4 Detail C ,o "' •.+
(seepage 3)
c y •'. w
Finished grade '
�. w i_
Note: Emergency escape windows are allowed to ,� � .; ;,,•; �� ^;:
� ,
be installed under decks and porches provided the
location of the deck allows the emergency escape
window to be fully opened and provides a path not
less than 36" in height to a yard or court. 6'8" required
for walk out basements or patios.
Note: A plot plan (plan view) showing the dimensions of your project or additions and its relationships to existing buildings or
structures on the property must be included. In addition to project dimensions, your plot plan must also show other details such
as post locat and spacing, joist and be spans, and any other pertinent Information not shown an the section drawing.
. � 2
i
BUILDING PLANNING
finish surface of ramp slope, shall be not less than 34 R311.7.8 Illumination. All stairs shall be provided with
inches (864 mm) and not more than 38 inches (965 mm). illumination in accordance with Section R303.6.
Exceptions: R311.7.9 Special stairways. Spiral stairways and bulkhead
1. The use of a volute, turnout or starting easing enclosure stairways shall comply with all requirements of
shall be allowed over the lowest tread. Section R311.7 except as specified below.
2. When handrail fittings or bendings are used to R311.7.9.1 Spiral stairways. Spiral stairways are per -
provide continuous transition between flights, mitted, provided the minimum clear width at and below
the transition from handrail to guardrail, or the handrail shall be 26 inches (660 mm) with each tread
used at the start of a flight, the handrail height at having a 7 -inch (190 mm) minimum tread depth at 12
the fittings or bendings shall be permitted to inches (914 mm) from the narrower edge. All treads shall
exceed the maximum height. be identical, and the rise shall be no more than 9 inches
R311.7.7.2 Continuity. Handrails for stairways shall be (241 mm). A minimum headroom of 6 feet 6 inches
continuous for the full length of the flight, from a point (1982 mm) shall be provided.
directly above the top riser of the flight to a point directly
above the lowest riser of the flight. Handrail ends shall be R311.7.9.2 Bulkhead enclosure stairways. Stairways
returned or shall terminate in newel posts or safety termi- serving bulkhead enclosures, not part of the required
nals. Handrails adjacent to a wall shall have a space of not building egress, providing access from the outside grade j
less than 1 / inch (38 mm) between the wall and the level to the basement shall be exempt from the require -
handrails. ments of Sections R311.3 and R311.7 where the maxi-
mum height from the basement finished floor level to
Exceptions: grade adjacent to the stairway does not exceed 8 feet
1. Handrails shall be permitted to be interrupted (2438 mm) and the grade level opening to the stairway is
by a newel post at the turn. covered by a bulkhead enclosure with hinged doors or
2. The use of a volute, turnout, starting easing or
other approved means.
starting newel shall be allowed over the lowest R311.8 Ramps.
tread.
R311.7.7.3 Grip -size. All required handrails shall be of R311.8.1 Maximum slope. Ramps shall have a maximum
one of the following types or provide equivalent slope of 1 unit vertical in 12 units horizontal (8.3 percent
graspability. slope).
1. Type I. Handrails with a circular cross section Exception: Where it is technically infeasible to comply
shall have an outside diameter of at least 1'/ inches because of site constraints, ramps may have a maximum
(32 mm) and not greater than 2 inches (51 mm). If slope of one unit vertical in eight horizontal (12.5 percent
the handrail is not circular, it shall have a perimeter slope).
dimension of at least 4 inches (102 mm) and not R311.8.2 Landings required. A minimum 3-foot-by-3-foot
greater than 6 inches (160 mm) with a maximum (914 mm by 914 mm) landing shall be provided:
cross section of dimension of 2 / inches (57 mm).
Edges shall have a minimum radius of 0.01 inch 1. At the top and bottom of ramps.
(0.25 mm). i� 2. Where doors open onto ramps.
2. Type 11. Handrails with a perimeter greater th n
6 inches (160 mm) shall have a graspable finV 3. Where ramps change direction.
recess area on both sides of the profile. The finger Rhll.8.3 Handrails required. Handrails shall be provided
recess shall begin within a distance of 3/4 inch (19 on at least one side of all ramps exceeding a slope of one unit
mm) measured vertically from the tallest portion vertical in 12 units horizontal (8.33- percent slope).
of the profile and achieve a depth of at least 5 / 16
inch (8 mm) within '/g inch (22 mm) below the R311.8.3.1 Height. Handrail height, measured above the
widest portion of the profile. This required depth finished surface of the ramp slope, shall be not less than 34
shall continue for at least 3/B inch (10 mm) to a level inches (864 mm) and not more than 38 inches (965 mm),
that is not less than 1 inches (45 mm) below the G
with Section R311.7.7.3.
tallest portion of the profile. The minimum width w Grip size. Handrails on ramps shall comply
of the handrail above the recess shall be 1 / inches with So
(32 nun) to a maximum of 2 inches (70 mm). R311.8.3.3 Continuity. Handrails where required on
Edges shall have a minimum radius of 0.01 inch ramps shall be continuous for the full length of the ramp.
ti (0.25 mm). Handrail ends shall be returned or shall terminate in
R311.7.7.4 Exterior wood/plastic composite hand- newel posts or safety terminals. Handrails adjacent to a
rails. Wood /plastic composite handrails shall comply wall shall have a space of not less than 1 /2 inches (38
with the provisions of Section R317.4. mm) between the wall and the handrails.
2009 INTERNATIONAL RESIDENTIAL CODE 61
BUILDING PLANNING
I
U
approves the use of a certificate, affidavit or other evi 16 CFR 1201. Glazing shall comply with the test criteria for
dente confirming compliance with this code. Category I or II as indicated in Table R308.3.1(1).
2. Tempered spandrel glass is permitted to be identifie Exception: Glazing not in doors or enclosures for hot
by the manufacturer with a removable paper design tubs, whirlpools, saunas, steam rooms, bathtubs and
tion. showers shall be permitted to be tested in accordance
R308.1.1 Identification of multiple assemblies. Multipane with ANSI Z97.1. Glazing shall comply with the test cri-
assemblies having individual panes not exceeding 1 square teria for Class A or B as indicated in Table R308.3.1(2).
foot (0.09 m in exposed area shall have at least one pane in R308.4 Hazardous locations. The following shall be consid-
the assembly identified in accordance with Section R308.1. ered specific hazardous locations for the purposes of glazing:
All other panes in the assembly shall be labeled "CPSC 16 1. Glazing in all fixed and operable panels of swinging,
CFR 1201" or "ANSI Z97.1" as appropriate. sliding and bifold doors.
R308.2 Louvered windows or jalousies. Regular, float, wired Exceptions:
or patterned glass in jalousies and louvered windows shall be
no thinner than nominal 3/16 inch (5 mm) and no longer than 48 1. Glazed openings of a size through which a 3 -inch
inches (1219 mm). Exposed glass edges shall be smooth. diameter (76 mm) sphere is unable to pass.
R308.2.1 Wired glass prohibited. Wired glass with wire 2. Decorative glazing.
exposed on longitudinal edges shall not be used in jalousies 2. Glazing in an individual fixed or operable panel adjacent
or louvered windows. to a door where the nearest vertical edge is within a
R308.3 Human impact loads. Individual glazed areas, includ- 24 -inch (6 10 mm) are of the door in a closed position and
ing glass mirrors in hazardous locations such as those indicated whose bottom edge is less than 60 inches (1524 mm)
as defined in Section R308.4, shall pass the test requirements of above the floor or walking surface.
Section R308.3.1. Exceptions:
Exceptions: 1. Decorative glazing.
1. Louvered windows and jalousies shall comply with 2. When there is an intervening wall or other per -
Section R308.2. manent barrier between the door and the glaz-
2. Mirrors and other glass panels mounted or hung on a ing.
surface that provides a continuous backing support. 3. Glazing in walls on the latch side of and perpen-
3. Glass unit masonry complying with Section R610. dicular to the plane of the door in a closed posi-
R308.3.1 Impact test. Where required by other sections of tion.
the code, glazing shall be tested in accordance with CPSC
TABLE R308.3.1(1)
MINIMUM CATEGORY CLASSIFICATION OF GLAZING USING CPSC 16 CFR 1201
GLAZING IN
DOORS AND
GLAZED PANELS GLAZED PANELS ENCLOSURES
GLAZING IN STORM REGULATED BY REGULATED BY REGULATED BY SLIDING GLASS
EXPOSED SURFACE OR COMBINATION GLAZING IN ITEM 7 OF ITEM 6 OF ITEM 5 OF DOORS PATIO
AREA OF ONE SIDE OF DOORS DOORS SECTION R308.4 SECTION R308.4 SECTION R308.4 TYPE
ONE LITE (Category Class) (Category Class) (Category Class) (Category Class) (Category Class) (Category Class)
9 square feet or less I I NR I II II
More than 9 square feet II II II II II II
For SI: 1 square foot = 0.0929 m
NR means "No Requirement,"
TABLE R308.3.1(2)
MINIMUM CATEGORY CLASSIFICATION OF GLAZING USING ANSI Z97.1
DOORS AND ENCLOSURES
GLAZED PANELS REGULATED BY GLAZED PANELS REGULATED BY REGULATED BY ITEM 5 OF
EXPOSED SURFACE AREA OF ONE ITEM 7 OF SECTION R308.4 ITEM 6 OF SECTION R308.4 SECTION R308.4a
SIDE OF ONE LITE (Category Class) (Category Class) (Category Class)
9 square feet or less No requirement B A �'
More than 9 square feet A A A
For SI: 1 square foot = 0.0929 m j
a. Use is permitted only by the exception to Section R308.3. I.
56 2009 INTERNATIONAL RESIDENTIAL CODE
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BUILDING PLANNING
5A re 4 6 G -,4
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4. Glazing adjacent to a door where access face when the exposed surface of the glazing is less than
through the door is to a closet or storage area 3 60 inches (1524 mm) above the plane of the adjacent
feet (914 mm) or less in depft walking surface.
5. Glazing that is adjacent to the fixed panel of Exceptions:
patio doors.
1. When a rail is installed on the accessible side(s)
3. Glazing in an individual fixed or operable panel that of the glazing 34 to 38 inches (864 to 965 mm)
meets all of the following conditions: above the walking surface. The rail shall be
3.1. The exposed area of an individual pane is larger capable of withstanding a horizontal load of 50
than 9 square feet (0.836 m and pounds per linear foot (730 N /m) without con-
tacting the glass and be a minimum of 1 /
3.2. The bottom edge of the glazing is less than 18 inches (38 mm) in cross sectional height.
inches (457 mm) above the floor; and 2. The side of the stairway has a guardrail or hand -
3.3. The top edge of the glazing is more than 36 rail, including balusters or in -fill panels, com-
inches (914 mm) above the floor; and plying with Sections R311.7.6 and R312 and
3.4. One or more walking surfaces are within 36 the plane of the glazing is more than 18 inches
inches (914 mm), measured horizontally and in a (457 mm) from the railing; or
straight line, of the glazing. 3. When a solid wall or panel extends from the
Exceptions: plane of the adjacent walking surface to 34
inches (863 mm) to 36 inches (914 mm) above
1. Decorative glazing. the walking surface and the construction at the
2. When a horizontal rail is installed on the top of that wall or panel is capable of withstand -
accessible side(s) of the glazing 34 to 38 ing the same horizontal load as a guard.
inches (864 to 965) above the walking 8. Glazing adjacent to stairways within 60 inches'(1524
surface. The rail shall be capable of with - mm) horizontally of the bottom tread of a stairway in any
standing a horizontal load of 50 pounds direction when the exposed surface of the glazing is less
per linear foot (730 N /m) without con- than 60 inches (1524 mm) above the nose of the tread.
tacting the glass and be a minimum of 1 1 / 2
inches (38 mm) in cross sectional height. Exceptions:
3. Outboard panes in insulating glass units 1. The side of the stairway has a guardrail or hand-
rail, including balusters or in -fill panels, com-
and other multiple glazed panels when
the bottom edge of the glass is 25 feet plying with Sections R311.7.6 and R312 and
(7620 mm) or more above grade, a roof, the plane of the glass is more than 18 inches
walking surfaces or other horizontal (457 mm) from the railing; or
[within 45 degrees (0.79 rad) of horizon- 2. When a solid wall or panel extends from the plane
tal] surface adjacentto the glass exterior. of the adjacent walking surface to 34 inches (864
4. All glazing in railings regardless of area or height above
mm) to 36 inches (914 mm) above the walking
a walking surface. Included are structural baluster panels surface and the construction at the top of that wall
and nonstructural infill panels. or panel is capable of withstanding the same hori-
5. Glazing in enclosures for or wall Qfacing hot tubs, whirl-zontal load as a guard.
pools, saunas, steamrooms, bathshowers where R308.5 Site built windows. Site built windows shall comply
the bottom exposed edge of th6 glazing is less than 60 With Section 2404 of the International Building Code.
inches (1524 mm) measured vertically above any stand- R308.6 Skylights and sloped glazing. Skylights and sloped
ing or walking surface. glazing shall comply with the following sections.
Exception: Glazing that is more than 60 inches (1524 R308.6.1 Definitions.
mm), measured horizontally and in a straight line, from SKYLIGHTS AND SLOPED GLAZING. Glass or other
the waters edge of a hot tub, whirlpool or bathtub. transparent or translucent glazing material installed at a
6. Glazing in walls and fences adjacent to indoor and out- slope of 15 degrees (0.26 rad) or more from vertical. Glaz-
door swimming pools, hot tubs and spas where the bot- ing materials in skylights, including unit skylights, solari-
tom edge of the glazing is less than 60 inches (1524 mm) ums, sunrooms, roofs and sloped walls are included in this
above a walking surface and within 60 inches (1524 definition.
mm), measured horizontally and in a straight line, of the
water's edge. This shall apply to single glazing and all UNIT SKYLIGHT. A factory assembled, glazed fenestra-
panes in multiple glazing. tion unit, containing one panel of glazing material, that
allows for natural daylighting through an opening in the
7. Glazing. adjacent to stairways, landings and ramps roof assembly while preserving the weather- resistant bar -
within 36 inches (914 mm) horizontally of a walking sur- rier of the roof.
I
2009 INTERNATIONAL RESIDENTIAL CODE® 57
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