Approved PlansP EER M::1 T N -ffiol
6!11/2019
01pections
�. Pill in the blanks. Please print legible.
Indicate in the ched: box which detail from
will e sed. I AJOX
Size an Spacing of Lags
W
- -I
"�rl' 1V a3 `S'�
G t` _d
t
Type of decking ---Lx - � � -- k -A
(example: i x 4 0,2x0 -Trex)
• Existing bldg. 36" high guard
2x to joists
Electrical outlet with balusters
'�
spaced /� "apart
required on decks spaced so That a
(example:2x i0"spaced24"apart see Ta61e2
4 Inch diameter
—
sphere cannot
Approved pass through
flashing m
required Beam splices to occur over
x 0 beam
posts with 1 1/2" bearing
+� .•'" r
—� -�—
(example: (2) 2 x 10 - see delall B) see TWO
Attach decking with non corrosive fasteners
r •
4
RUN 1
N
❑ Detail B r-&
❑ Alternate Detail B1 a)
x posts /?
(a spaced,
❑ Alternate Detail B2 v
apa11 (example: 4 x 4 pasts spaced 8'apartJ
Detail A (see page 6)
Post height l o r� see Tabla4
(see page 6) E
Conditions such as attachment
San ft1 w a4ti1. �f ��
p
to cantilevers or veneers may
require Engineer's approval LL
(example: 13'-4")
Span C°
Tvne of exterior wall covering
lexis tag) t lc
V.1
Detail C
(see page 6)
:
;
is
Finished grade
Note: Emergency escape windows are allowed a
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 Y ,
path not less than 36" in height to a yard or court.
';�°;;:•
6'8" required for walk out basements or patios.
'
6/11/2019
Howto Usethis uie
Check with your jurisdiction regarding type of submittal (paper or electronic) and for additional
requirements. Draw to scale and complete the following (hint: use graph paper with 1/4" squares.
Example: '/" =1').
1 Complete this Building Guide by filling in the blanks on
page three, and indicating which construction details will be used.
2.Provide Plot Plan(site plan) showing dimensions of your project or
addition and its relationship to existing buildings or structures on the property and
the distance to existing property lines drawn to scale. See page 2.
3. Fill out a building permit application.
The majority of permit IAVIE
applications are processed,
with little delay. The
submitted documents will
help determine if the ,
project is in compliance
with building safety codes,`
zoning ordinances and — '-
other applicable laws. -
_'�
'7' Ii6il
, I _
6/11/2019
— Existing building
Beam splices to
Non -corrosive metal post anchor
Approved flashing required behind existing extedorwall covering
Attach to joists with non -corrosive fasteners
occur over posts
with 1 1/2" bearing
Secure posts to
beam with
through bolts
Attach ledgerto existing bldg,
with non -corrosive fasteners,Locate
fasteners to penetrate
I
`
6" min. If less than 6", post must be decay resistive
rim joist or wall studs.on-corrosive metal joist hanger
771
Non -corrosive
Non -corrosive
Approved flashing
Conditions such as attachment to cantilevers or
metal joist
hanger
metal post/beam
connector
veneers may require Engineer's approval
Secure posts to beam 2x solid blocking shall be 60°/ Secure posts
with through bolts or more of joist depth to beam with
J J V
through bolts
1/4 of joist span
Beam splices to Beam splices to
occur over posts occur over posts
with 1 1&1 bearing Non -corrosive metal with 1 1/2" bearing Non -corrosive metal
post/beam connector I post/beam connector
1/2" (min.) diameter anchor bolt
Non -corrosive metal post anchor
embedded 7" min. into concrete pier
or the equivalent
`
6" min. If less than 6", post must be decay resistive
Finished rade
a=3
4.
o�
8" (min.) diameter pier
oa)a`)
6/11/2019
New or existing _ �—
light required
Guardrail
r-�
Deck
Less than
,6" dia.
Guardrail required if 10" min. run
more than 30 from nosing
to nosing
Open guardrails on decks more than 30 inches above grade or a floor below shall
have members spaced so that a 4 inch diameter sphere cannot pass through.
Stairway Notes:
Openings for re required
q
1. Stairways shall be not less than 36" in width.
2. Stairway rises shall be not greater than 7 3/4".
36" Mi
3. Stairway treads shall have a minimum run of 10".
of stair treads shall
4. The length of Run and the height of Riser shall not
not allow a 4 3/8"
heigh
Deck
Less than
,6" dia.
Guardrail required if 10" min. run
more than 30 from nosing
to nosing
Open guardrails on decks more than 30 inches above grade or a floor below shall
have members spaced so that a 4 inch diameter sphere cannot pass through.
34-38" above
nosings
Open risers -J
less than 4"
7 3/4" max. rise
Handrail (see details below)
Landing same
36" Min. width as stairs
Finished grade
Handrail Notes:
1. Handrails shall be continuous on at least one side of stairs with 4 or more risers.
2. Top of the handrails shall be placed not less than 34 inches nor more than 38 inches above stair nosings.
3. The handgrip portion of handrails shall be not less than 1-1/4 inches nor more than 21/4 inches in cross section for non circular handrails.
4. Handrails shall be placed not less than 1-1/2 inches from any wall or other surface.
5. Handrails to be returned to wall, post or safety terminal (per 311.7.8.4 IRC)
Type II
1 IN'- 23/4" max.
1 1/4" - 2" Gripab
Wall or other surface
1 1/2' min.
Type I
Stairway Notes:
Openings for re required
q
1. Stairways shall be not less than 36" in width.
2. Stairway rises shall be not greater than 7 3/4".
guards on the sides
3. Stairway treads shall have a minimum run of 10".
of stair treads shall
4. The length of Run and the height of Riser shall not
not allow a 4 3/8"
vary more than 3/8" in the entire run of the stair.
diameter sphere to
5. Stairs are required to be illuminated,
pass through.
6. Open risers permitted if opening is less than V.
7. A nosing not less than 3/4" but not more than 1 1/4"
shall be provided on stairways with solid risers, and
less than 11".
8. Composite materials (example:Trex) may require 4
or more stringers
34-38" above
nosings
Open risers -J
less than 4"
7 3/4" max. rise
Handrail (see details below)
Landing same
36" Min. width as stairs
Finished grade
Handrail Notes:
1. Handrails shall be continuous on at least one side of stairs with 4 or more risers.
2. Top of the handrails shall be placed not less than 34 inches nor more than 38 inches above stair nosings.
3. The handgrip portion of handrails shall be not less than 1-1/4 inches nor more than 21/4 inches in cross section for non circular handrails.
4. Handrails shall be placed not less than 1-1/2 inches from any wall or other surface.
5. Handrails to be returned to wall, post or safety terminal (per 311.7.8.4 IRC)
Type II
1 IN'- 23/4" max.
1 1/4" - 2" Gripab
Wall or other surface
1 1/2' min.
Type I
FLOORS
TABLE R502.2.2.1
FASTENER SPACING FOR A SOUTHERN PINE OR HEM -FIR DECK LEDGER
AND A 2 -INCH NOMINAL SOLID -SAWN SPRUCE -PINE -FIR BAND JOIST', ,s
(beck live load = 40 nsf. deck dead load =10 Dsf)
JOIST SPAN
6' and less 6'1"to 8' 8'1" to i01 10'1" to 12' I 12'1"W14' 14'1" to 16' 16'i" to 18'
Connection details
On -center spacing of fasteners d,
1/2 inch diameter lag screw with 15/32 inch
maximum sheathings
30
23
18
15
13
11
10
Y. inch diameter bolt with 15/32 inch maximum
sheathing
36
36
34
29
24
21
19
1/2 inch diameter bolt with 15/32 inch maximum
sheathing and 1/2 inch stacked washer. h
36
36
29
24
21
18
16
For SI: 1 inch = 25.4 mm, 1 foot = 304.8 mm. 1 pound per square foot = 0.0479kPa.
a. The tip of the lag screw shall fully extend beyond the inside face of the band joist.
b. The maximum gap between the face of the ledger board and face of the wall sheathing shall be
c. Ledgers shall be flashed to prevent water from contacting the house band joist.
d. Lag screws and bolts shall be staggered in accordance with Section R502.2.2.1.1.
e. DeckIedgershallbeminimum2X8pressure-preservative-treatedNo.2 grade lumber, or other approved materials asestablishedbystandard engineeringpractice.
f. When solid -sawn pressure -preservative -treated deckledgers are attached to aminimuni I inch thick engineered wood product (structural composite lumber, lami-
nated veneer lumber or wood structural panel band joist), the ledger attachment shall be designed in accordance with accepted engineering practice.
g. A minimum 1 X 91/, Douglas Fir laminated veneer lumberrimboard shall be permitted in lieu of the 2 -inch nominal band joist.
h. Wood structural panel sheathing, gypsum board sheathing or foam sheathing not exceeding 1 inch in thickness shall bepermitted. The maximum distance between
the face of the ledger board and the face of the band joist shall be 1 inch.
For SI: I inch = 25.4 nun.
HOLD-DOWN OR SIMILAR
TENSION DEVICE
FLOOR SHEATHING NAILINGAT
61N. MAXIMUM ON CENTER TO
JOIST WITH HOLD-DOWN
FLOOR JOIST --1 1 19 L— DECK JOIST
FIGURE R502.2.2.3
DECK ATTACHMENT FOR LATERAL LOADS
R502.3 Allowable joist spans. Spans for floor joists shall be in attics that are accessed by means of a fixed stairway in
accordance with Tables 8502.3.1(1) and R502.3.1(2). For accordance with Section R311.7 provided that the design
other grades and species and for other loading conditions, refer live load does not exceed 30 pounds per square foot (1.44
to the AF&PA Span Tables for Joists and Rafters. kPa) and the design dead load does not exceed 20 pounds
per square foot (0.96 kPa). The allowable span of ceiling
R502.3.1 Sleeping areas and attic joists. Table joists that support attics used for limited storage or no stor-
R502.3. 1 (1) shall be used to determine the maximum allow- age shallbe determined in accordance with Section R802.4.
able span of floor joists that support sleeping areas and
2009 INTERNATIONAL RESIDENTIAL CODE° 113
BUILDING PLANNING
finish surface of ramp slope, shall be not less than 34
R311.7.8 Illumination. All stairs shall be provided with
inches (864mm) andnotmore 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
8311.7.9.1 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 71/2 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 91/2 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 ofthe flight.Handrail ends shall be
8311.7.9.2 Bulkhead enclosure stairways. Stairways
returned or shall terminate in newel posts or safety termi-
nals. Handrails adjacentto awall shallhave a space ofnot
building egress, providing access from the outside grade
less than V/2 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.
f ' tread.
�.. 8311.7.7.3 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 1. Handrails with a circular cross section
Exception: Where it is technically infeasible to comply
shall have an outside diameter of at least I'/,,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
greater than 61/4 inches (160 mm) with a maximum
R311.8.2 Landingsrequired. A minimum 3 -foot -by -3 -foot
q
cross section of dimension of 21/4 inches (57 mm).
(914 mm by 914 mm) Landing shall be provided:
Edges shall have a minimum radius of 0.01 inch
1. At the top and bottom of ramps.
(0.25 mm).
2. Where doors open onto ramps.
2. Type Il. Handrails with a perimeter greater than
61/4 inches (160 mm) shall have a graspable finger
3. Where ramps change direction.
recess area on both sides of the profile. The finger
R311.8.3 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 5116
inch (8 mm) within *1/8 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 theramp slope, shallbe notless than 34
shall continue for at least3/$ inch (10 mm) to a level
inches (864 mm) andnotmore than 38 inches (965 mm).
that is not less than 13/4 inches (45 mm) below the
tallest portion of the profile. The minimum width
R311.8.3.2 Grip size. Handrails on ramps shall comply
of the handrail above the recess shall be 11/4 inches
with Section R311.7.7.3.
(32 mm) to a maximum of 2314 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.
(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 11/2 inches (38
with the provisions of Section R317.4.
mm) between the wall and the handrails.
2009 INTERNATIONAL RESIDENTIAL CODE°
61