ORD 780 12/12/2006 INTERNATIONAL RESIDENTIAL CODE ORDINANCE NO. 780
AN ORDINANCE OF THE CITY OF CIBOLO ADOPTING THE 2006 EDITION
OF THE INTERNATIONAL RESIDENTIAL CODE, REGULATING AND
GOVERNING THE CONSTRUCTION, ALTERATION, MOVEMENT,
ENLARGEMENT, REPLACEMENT, REPAIR, ERECTION, LOCATION,
REMOVAL AND DEMOLITION OF DETACHED ONE AND TWO FAMILY
DWELLINGS AND MULTIPLE SINGLE FAMILY DWELLINGS
(TOWNHOUSES) NOT MORE THAN THREES STORIES IN HEIGHT WITH
SEPARATE MEANS OF EGRESS IN THE CITY OF CIBOLO; PROVIDING
FOR PENALTIES FOR THE VIOLATION OF THIS ORDINANCE;PROVIDING
FOR THE ISSUANCE OF PERMITS AND COLLECTION OF FEES
THEREFOR; REPEALING ORDINANCE NO. 544 OF THE CITY OF CIBOLO
AND THAT THIS ORDINANCE IS CUMULATIVE OF ALL OTHER
ORDINANCES OF THE CITY NOT IN CONFLICT WITH THE PROVISIONS
OF THIS ORDINANCE.
WHEREAS,the City of Cibolo is a Home Rule Municipality located in Guadalupe County,Texas, created
in accordance with provisions of the Texas Local Government Code and operating pursuant to its adopted
City Charter and all applicable laws and enabling legislation of the State of Texas;and
WHEREAS,the City of Cibolo is governed by a Home Rule Charter that was approved by the Citizens of
Cibolo in a duly called election held on September 11, 2004;and
WHEREAS, Chapter 54.001 of the Texas Local Government Code provides the general authority for the
City of Cibolo to enforce each rule, ordinance, or police regulation of the City of Cibolo and to punish a
violation of a rule,ordinance, or police regulation;and
WHEREAS, Chapter 214.212 of the Texas Local Government Code provides the general authority for the
City of Cibolo to adopt local amendments to the International Residential Code;and
WHEREAS, the City of Cibolo, Texas seeks to protect the health, safety, and welfare of the citizens of the
City of Cibolo;and
WHEREAS,the City of Cibolo,Texas seeks to regulate and govern the construction,alteration,movement,
enlargement, replacement, repair, erection, location, removal and demolition of detached one and two
family dwellings and multiple single family dwellings (townhouses)not more than threes stories in height
with separate means of egress, and from conditions hazardous to life or property in the occupancy of
buildings and premises in the City of Cibolo.
The City Council of the City of Cibolo does ordain as follows:
Section 1. That a certain document, three (3) copies of which are on file in the office of the Building
Official of Cibolo, being marked and designated as the International Residential Code, 2006 edition,
including Appendix Chapters A, B, C, D, E, F, G, H, I, J, K., M, N, 0, P, and Q, as published by the
International Code Council,be and is hereby adopted as the Residential Code of the City of Cibolo,in the
State of Texas for regulating and governing the construction, alteration, movement, enlargement,
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replacement, repair, erection, location, removal and demolition of detached one and two family dwellings
and multiple single family dwellings (townhouses) not more than threes stories in height with separate
means of egress as herein provided;providing for the issuance of permits and collection of fees therefor;
and each and all of the regulations, provisions, penalties, conditions and terms of said Residential Code
on file in the office of the Building Official of Cibolo, are hereby referred to, adopted, and made a part
hereof as if fully set out in this ordinance, with the additions, insertions, deletions and changes, if any,
prescribed in Section 2, 3,4, 5, 6, 7, 8, and 9 of this ordinance.
Section 2. That the following sections and/or sub-sections are hereby revised to read as follows:
Section R101.1 Title. These provisions shall be known as the Residential Code for One- and
Two-Family Dwellings of Cibolo, and shall be cited as such and will be referred to herein as "this
code".
Section R105.2 Work exempt from permit. Permits shall not be required for the following.
Exemption from the permit requirements of this code shall not be deemed to grant authorization
for any work to be done in any manner in violation of the provisions of this code or any other
laws or ordinances of this jurisdiction.
Building:
1. Retaining walls that are not over 4 feet(1219 mm)in height measured from the bottom of
the footing to the top of the wall, unless supporting a surcharge.
2. Water tanks supported directly upon grade if the capacity does not exceed 5,000 gallons(18
927 L)and the ratio of height to diameter or width does not exceed 2 to 1.
3. Painting,papering,tiling, carpeting, cabinets, counter tops and similar finish work.
4. Prefabricated swimming pools that are less than 24 inches(610 mm)deep.
5. Swings and other playground equipment, unless made of lumber or similar material and
exceeding 8 feet(2438 mm)in height and or 100 square feet(9 m2)in area.
6. Window awnings supported by an exterior wall which do not project more than 54 inches
(1372 mm)from the exterior wall and do not require additional support.
Electrical:
Repairs and maintenance: A permit shall not be required for minor repair work, including the
replacement of lamps or the connection of approved portable electrical equipment to approved
permanently installed receptacles.
Gas:
1. Portable heating, cooking or clothes drying appliances.
2. Replacement of any minor part that does not alter approval of equipment or make such
equipment unsafe.
3. Portable-fuel-cell appliances that are not connected to a fixed piping system and are not
interconnected to a power grid.
Mechanical:
1. Portable heating appliance.
2. Portable ventilation appliances.
3. Portable cooling unit.
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4. Steam, hot or chilled water piping within any heating or cooling equipment regulated by
this code.
5. Replacement of any minor part that does not alter approval of equipment or make such
equipment unsafe.
6. Portable evaporative cooler.
7. Self-contained refrigeration systems containing 10 pounds(4.54 kg)or less of refrigerant or
that are actuated by motors of 1 horsepower(746 W)or less.
8. Portable-fuel-cell appliances that are not connected to a fixed piping system and are not
interconnected to a power grid.
Plumbing:
The stopping of leaks in drains, water, soil, waste or vent pipe; provided, however, that if any
concealed trap, drainpipe, water, soil, waste or vent pipe becomes defective and it becomes
necessary to remove and replace the same with new material, suchwork shall be considered as
new work and a permit shall be obtained and inspection made as provided in this code.
The clearing of stoppages or the repairing of leaks in pipes, valves or fixtures, and the removal
and reinstallation of water closets, provided such repairs do not involve or require the
replacement or rearrangement of valves,pipes or fixtures.
Section R105.3 Application for permit. To obtain a permit, the applicant shall first file an
application therefor in writing on a form furnished by the dep utment of building safety for that
purpose. Such application shall include but not be limited to:
1. Identify and describe the work to be covered by the permit for which application is made.
2. Describe the land on which the proposed work is to be done by legal description, street
address or similar description that will readily identify and definitely locate the proposed
building or work.
3. Indicate the use and occupancy for which the proposed work is intended.
4. Indicate the total square footage, of the foundation and all floors above or below as
measured from the exterior.
5. Be accompanied by construction documents and other information as required in Section
106.1.
6. Be accompanied by the International Energy Conservation Code compliance certification
specific to the permitted address.
7. Indicate the number of stories.
8. Indicate type of construction (example Type V construction — common wood frame
construction Type IV construction—heavy timber construction).
9. State the valuation of the proposed work.
10. Be signed by the applicant, or the applicant's authorized agent.
11. Give such other data and information as required by the building official
Section R106.1.1 Information on construction documents. Construction documents shall be
drawn upon suitable material. Electronic media documents are permitted to be submitted when
approved by the building official. Construction documents shall be of sufficient clarity to
indicate the location, nature and extent of the work proposed and show in detail that it will
conform to the provisions of this code and relevant laws, ordinances, rules and regulations, as
determined by the building official. To include but not limited to:
1. Indicate the street name, address number, and lot and block numbers.
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2. Engineered foundation plan with soil density and soil conditions of the property or lot
unless otherwise approved by the code official.
3. Foundation plans shall have all details identified with corresponding letters, numbers, or
symbols.
4. Floor plans shallbe scaled and laid out as it is to be built, if plans show optional details
options shall be clearly indicated, show glazing percentages.
5. Frame details shall include but not be limited to live load design, wind speed design, wall
bracing requirements, studs required for support of beams, header size and support
requirements.
6. Roof and ceiling joist plan with specifications and details.
7. Electrical plan.
8. Plumbing plan.
9. Heating,ventilation,and air conditioning plan.
10. Construction plans shall have adopted codes listed.
11. Give such other data and information as required by the building official.
Section R106.2 Site plan. The construction documents submitted with the application for permit
shall be accompanied by a site plan showing the size and location of new construction and
existing structures on the site and distances from lot lines. In the case of demolition, the site plan
shall show construction to be demolished and the location and size of existing structures and
construction that are to remain on the site or plot. Provide pre-construction site or plot plan and
submit original final site or plot plan with signature and seal. To include but not limited to:
1. Indicate the street name, address number, and lot and block numbers.
2. Provide total lot square footage.
3. Provide the total square footage of the foundation to include attached garages.
4. Indicate percentage of foundation lot coverage.
5. Provide square footage of porches,patios, driveways,and walkways.
6. Indicate all building setback lines.
7. Indicate all easements.
8. Indicate property pin locations and distance.
9. Percentage of slope on driveway.
10. Indicate drainage elevation across the property.
11. Show curb lines and sidewalks.
12. Give such other data and information as required by the building official.
Section R110.1 Use and occupancy. No building or structure shallbe used or occupied, and no
change in the existing occupancy classification of a building or structure or portion thereof shall
be made until the building official has issued a certificate of occupancy therefor as provided
herein. The permit holder or their duly authorized agent or representative shall not allow
occupancy of a building or structure before the passing and completion of all required inspections
and the issuance of a certificate of occupancy. Issuance of a certificate of occupancy shall not be
construed as an approval of a violation of the provisions of this code or of other ordinances of the
jurisdiction. Certificates presuming to give authority to violate or cancel the provisions of this
code or other ordinances of the jurisdiction shall not be valid.
Exceptions:
1. Certificates of occupancy are not required for work exempt from permits under Section
R105.2.
2. Accessory buildings or structures.
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Section R112.1 General. In order to hear and decide appeals of orders, decisions or
determinations made by the building official relative to the application and interpretation of this
code, there shall be and is hereby created a board of appeals. The building official shall be an ex
officio member of said board but shall have no vote on any matter before the board. The City
Council may act as the board of appeals, or the board of appeals shall be appointed by the
governing body and shall hold office at its pleasure. The board shall adopt rules of procedure for
conducting its business, and shall render all decisions and findings in writing to the appellant with
a duplicate copy to the building official.
Section R301.2
Table R301.2(1)
Climatic and geographic design criteria.
SUBJECT TO DAMAGE FROM
GROUND WIND SEISMIC WINTER ICE BARRIER AIR MEAN
SNOW SPEEDd DESIGN Frost line DESIGN UNDERLAYMENT FLOOD FREEZING ANNUAL
LOAD (mph) CATEGORYf Weatheringa Depthb Termitec TEMPe REQUIRED' HAZARDSg INDEX'' TEMP]
Moderate see
5 90 A Negligible 12" To Heavy 30°F No Adopted 50 days 70°F
3/ Ordinances
For SI:1 pound per square foot=0.0479 kPa,1 mile per hour=0.447 m/s.
a. Weathering may require a higher strength concrete or grade of masonry than necessary to satisfy the structural requirements of this code. The
weathering column shall be filled in with the weathering index(i.e.,"negligible,""moderate"or"severe")for concrete as determined from the
Weathering Probability Map[Figure R301.2(3)]. The grade of masonry units shall be determined from ASTM C 34,C 55,C 62,C 73,C 90,
C 129,C 145,C 216 or C 652.
b. The frost line depth may require deeper footings than indicated in Figure R403.1 (1). The jurisdiction shall fill in the frost line depth column
with the minimum depth of footing below finish grade.
c. The jurisdiction shall fill in this part of the table to indicate the need for protection depending on whether there has been a history of local
subterranean termite damage.
d. The jurisdiction shall fill in this part of the table with the wind speed from the basic wind speed map[Figure R301.2(4)]. Wind exposure
category shall be determined on a site-specific basis in accordance with Section R301.2.1 4.
e. The outdoor design dry-bulb temperature shall be selected from the columns of 971/2-percent values for winter from Appendix D of the
International Plumbing Code. Deviations from the Appendix D temperatures shall be permitted to reflect local climates or local weather
experience as determined by the building official.
f. The jurisdiction shall fill in this part of the table with the seismic design category determined from Section R301.2.2.1.
g. The jurisdiction shall fill in this part of the table with(a)the date of the jurisdiction's entry into the National Flood Insurance Program(date of
adoption of the first code or ordinance for management of flood hazard areas),(b)the date(s)of the currently effective FIRM and FBFM,or
other flood hazard map adopted by the community,as maybe amended.
h.In accordance with Sections R905.2.7.1,R905.4.3.1,R905.5.3.1,R905.6.3.1,R905.7.3.1 and R905.8.3.1,where there has been a history of
local damage from the effects of ice damming,the jurisdiction shall fill in this part of the table with"YES". Otherwise,the jurisdiction shall
fill in this part of the table with"NO".
i. The jurisdiction shall fill in this part of the table with the 100-year return period air freezing index(BF-days)from Figure R403.3 (2)or from
the 100-year (99%) value on the National Climatic Data Center data table "Air Freezing Index-USA Method (Base 32°Fahrenheit)" at
www.ncdc.noaa.gov/fpsfhtml.
j. The jurisdiction shall fill in this part of the table with the mean annual temperature from the National Climatic Data Center data table"Air
Freezing Index-USA Method(Base 32°Fahrenheit)"at www.nedc.noaa.gov/fpsfhtml.
Section R302.1
Table R302.1
Exterior Walls
MINIMUM MINIMUM FIRE
EXTERIOR WALL ELEMENT FIRE-RESISTANT RATING SEPARATION DISTANCE
Walls (Fire-resistance rated) 2 hour with exposure from both sides 0 feet
(Not fire-resistance rated) 0 hours 10 feet
Projections (Fire-resistance rated) 2 hour on the underside 8 feet
(Not fire-resistance rated) 0 hours 10 feet
Not allowed N/A <4 feet
Openings 25%Maximum of Wall Area 0 hours 4 feet
Unlimited 0 hours 5 feet
Penetrations Comply with Section R317.3 <5 feet
None required 5 feet
N/A=Not Applicable.
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Section R303.6.1 Light activation. Where lighting outlets are installed in interior stairways,
there shall be a wall switch at each floor level to control the lighting outlet, where the continuous
length of the stairway including landings has six or more risers. The control for activation of the
required interior stairway lighting shall be accessible at the top and bottom of each stairway and
not extending past any step of the stairway. The illumination of exterior stairways shall be
controlled from inside the dwelling unit.
Exception:Lights that are continuously illuminated or automatically controlled.
Section R308.4 Hazardous locations. The following shall be considered specific hazardous
locations for the purposes of glazing:
1. Glazing in swinging doors except jalousies.
2. Glazing in fixed and sliding panels of sliding door assemblies and panels in sliding and
bifold closet door assemblies.
3. Glazing in storm doors.
4. Glazing in all unframed swinging doors.
5. Glazing in doors and enclosures for hot tubs,whirlpools, saunas, steam rooms,bathtubs and
showers. Glazing in any part of a building wall enclosing these compartments where the
bottom exposed edge of the glazing is less than 60 inches (1524 mm) measured vertically
above any standing or walking surface.
6. Glazing, in an individual fixed or operable panel adjacent to a door where the nearest
vertical edge is within a 24-inch(610 mm) arc of the door in a closed or open position and
whose bottom edge is less than 60 inches (1524 mm) above the floor or walking surface.
The measurement shall be from the outside edge of the doorframe in a closed position and
the edge of the door in the open position and extend to the framework of the fixed or
operable panel of glazing.
7. Glazing in an individual fixed or operable panel, or combination there of, other than those
locations described in Items 5 and 6 above,that meets all of the following conditions:
7.1. Exposed area of an individual pane larger than 5 square feet(0.464 m2).
7.2. Bottom edge of the window assembly less than 18 inches(457 mm)above the floor.
7.3. Top edge of the window assembly more than 36 inches(914 mm)above the floor.
7.4. One or more walking surfaces within 36 inches.(914 mm)horizontally of the glazing.
8. All glazing in railings regardless of an area or height above a walking surface. Included are
structural baluster panels and nonstructural infill panels.
9. Glazing in walls and fences enclosing indoor and outdoor swimming pools, hot tubs and
spas where the bottom edge of the glazing is less than 60 inches (1524 mm) above a
walking surface and within 60 inches (1524 mm) horizontally of the water's edge. This
shall apply to single glazing and all panes in multiple glazing.
10. Glazing adjacent to stairways, landings and ramps within 36 inches(914 mm) horizontally
of a walking surface when the exposed surface of the glass is less than 60 inches (1524
mm)above the plane of the adjacent walking surface.
11. Glazing adjacent to stairways within 60 inches (1524 mm)horizontally of the bottom tread
of a stairway in any direction when the exposed surface of the glass is less than 60 inches
(1524 mm)above the nose of the tread.
Exception: The following products, materials and uses are exempt from the above hazardous
locations:
1. Openings in doors through which a 3-inch(76 mm)sphere is unable to pass.
2. Decorative glass in Items 1, 6 or 7.
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3. Glazing in Section R308.4, Item 6, when there is an intervening wall or other permanent
bather between the door and the glazing. Provided the requirements are met on both
sides of the doorway.
4. Glazing in Section R308.4, Item 6, in walls perpendicular to the plane of the door in a
closed position, other than the wall toward which the door swings when opened, or where
access through the door is to a closet or storage area 3 feet (914 mm) or less in depth.
Glazing in these applications shall comply with Section R308.4,Item 7.
5. Glazing in Section R308.4, Item 7 and 10, when a protective bar or guard is installed in
accordance with Section R312.2 of the International Residential Code and Section
1607.7 of the International Building Code on the accessible side(s) of the glazing 36
inches±2 inches(914 mm f 51 mm)above the floor. The top bar or rail shall be capable
of withstanding a horizontal load of 50 pounds per linear foot (730 N/m) without
contacting the glass and be a minimum of 1 '/z inches(38 mm)in diameter.
6. Outboard panes in insulating glass units and other multiple glazed panels in Section
R308.4, Item 7, when the bottom edge of the glass is 25 feet(7620 mm) or more above
grade, a roof, walking surfaces, or other horizontal [within 45 degrees (0.79 rad) of
horizontal] surface adjacent to the glass exterior.
7. Louvered windows and jalousies complying with the requirements of Section R308.2.
8. Mirrors and other glass panels mounted or hung on a surface that provides a continuous
backing support.
9. Safety glazing in Section R308.4,Items 10 and 11,is not required where:
9.1. The side of a stairway, landing or ramp has a guardrail or handrail, including
balusters or in-fill panels, complying with the provisions of Sections 1013 and
1607.7 of the International Building Code; and
9.2. The plane of the glass is more than 18 inches(457 mm)from the railing; or
9.3. When a solid wall or panel extends from the plane of the adjacent walking surface
to 34 inches(863 mm)to 36 inches (914 mm)above the floor and the construction
at the top of that wall or panel is capable of withstanding the same horizontal load
as the protective bar or rail.
10. Glass block panels complying with Section R610.
Section R309.1 Opening protection. Openings from a private garage directly into a room used
for sleeping purposes shall not be permitted. Access opening shall be protected by approved
material to resist the free passage of flame and products of combustion with a minimum 30-
minute fire-rating, other openings between the garage and residence shall be equipped with solid
wood doors not less than 1 3/6 inch(35 mm)in thickness, solid or honeycomb core steel doors not
less than 1 3/8 inches(35 mm)thick, or 30-minute fire-rated doors. Doors shall be self-closing and
self-latching and shall be installed on all doors between the garage and residence and the door
closer shall exert enough force to close and latch the door from the open position and the closing
of the door shall not be in conflict with another door in the open position.
Section R309.1.2 Other penetrations. Penetrations through the separation required in Section
R309.2 shall be protected by filling the opening around the penetrating item with approved
material to resist the free passage of flame and products of combustion. Exterior garage walls
shall have a minimum of two vents installed near the floor, the code official may authorize an
alternate location for the vents.
Section R309.2 Separation required. The garage shall be separated from the residence and its
attic area by not less than %-inch (15.9 mm) gypsum board applied to the garage side, gypsum
board joints shall be fully finished. Garages beneath habitable rooms shall be separated from all
habitable rooms above by not less than %-inch (15.9 mm) Type X gypsum board or equivalent.
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Where the separation is a floor-ceiling assembly, the structure supporting the separation shall also
be protected by not less than %-inch (15.9 mm) gypsum board or equivalent. Garages located
less than 3 feet (914 mm) from a dwelling unit on the same lot shall be protected with not less
than 5 -inch(15.9 mm) gypsum board applied to the interior side of exterior walls that are within
this area. Openings in these walls shall be regulated by Section 8309.1. This provision does not
apply to garage walls that are perpendicular to the adjacent dwelling unit wall.
Section R309.3 Floor surface. Garage floor surfaces shall be of approved noncombustible
material.
The area of floor used for parking of automobiles or other vehicles shall be sloped to facilitate
the movement of liquids to a drain or toward the main vehicle entry doorway. A tire stop or
means of preventing a vehicle from rolling into an interior wall shall be installed.
Section R311.2.2 Under stair protection. Enclosed accessible space under stairs shall have
walls, under stair surface and any soffits protected on the enclosed side with 5-inch (15.9 mm)
gypsum board.
Section 317.1 Two-family dwellings. Dwelling units in two-family dwellings shall be separated
from each other by wall and/or floor assemblies of not less than 2-hour fire-resistive rating when
tested in accordance with ASTM E 119. Fire-resistance-rated floor-ceiling and wall assemblies
shall extend to and be tight against the exterior wall, and wall assemblies shall extend to the
underside of the roof sheathing,and those joints shall be sealed in an approved fire stop manner.
Exception:
1. A fire-resistance rating of 1/2 hour shall be permitted in buildings equipped throughout
with an automatic sprinkler system installed in accordance with NFPA 13.
2. Wall assemblies need not extend through attic spaces when the ceiling is protected by not
less than 5/s-inch (15.9 mm) Type X gypsum board and an attic draft stop constructed as
specified in Section R502.12.1 is provided above and along the wall assembly separating
the dwellings. The structural framing supporting the ceiling shall also be protected by
not less than I/2-inch(12.7 mm)gypsum board or equivalent.
Section R325.1 Premises identification. Approved numbers or addresses shall be provided for
all new buildings and all projects under construction and at all phases of construction in such a
position as to be plainly visible and legible from the street or road fronting the property.
Permanent numbers or letters shall be a minimum 4 inches (102 mm) in height and stroke of
minimum 0.5 inch(12.7 mm) of a contrasting color to the background itself and be located near
the right side corner of the building and be illuminated and not be obstructed. In the event of a
visibility conflict an alternate location maybe authorized by the code official.
Section R502.12.1 Materials. Drafistopping materials shall not be less than 2/2-inch (12.7 mm)
gypsum board, 1/2-inch (12.7 mm) wood structural panels, 1/2-inch (12.7 nun) Type 2-M-W
particleboard or other approved materials by the building official and shall be adequately
supported and sealed. Draftstopping shall be installed parallel to the floor framing members
unless otherwise approved by the building official. The integrity of all draftstops shall be
maintained.
Section R602.3.4 Bottom(sole) plate. Studs shall have full bearing on a nominal 2-by(38 mm)
or larger plate or sill having a width at least equal to the width of the studs and the bottom (sole)
plate shall be fully supported.
Page 8 of 20
Section R602.6 Drilling and notching-studs. Drilling and notching of studs shall be in
accordance with the following:
1. Notching. Any stud in an exterior wall or bearing partition may be cut or notched to a
depth not exceeding 25 percent of its width any notch or cut exceeding the maximum
percent allowed shall require full stud replacement. Studs in nonbearing partitions may be
notched to a depth not to exceed 40 percent of a single stud width any notch or cut
exceeding the maximum percent allowed shall require full stud replacement or with
approval of the code official be repaired.
2. Drilling. Any stud in a nonbearing partitions may be bored or drilled, provided that the
diameter of the resulting hole is no more than 60 percent of the stud width, the edge of the
hole is no closer than 5/8 inch(16 mm) to the edge of the stud, and the hole is not located
in the same section as a cut or notch. Studs located in exterior walls or bearing partitions
drilled over 40 percent and up to 60 percent shall also be doubled with no more than two
successive doubled studs bored, and the edge of the hole is no closer than 5/8 inch(16 mm)
to the edge of the stud, and the hole is not located in the same section as a cut or notch. See
Figures R602.6 (1) and R602.6 (2). Any bored or drilled hole exceeding the maximum
percent allowed shall require full stud replacement.
Exception: Use of approved stud shoes is permitted when they are installed in
accordance with the manufacturer's recommendations and no more than 60 percent of the
stud has been bored or drilled and on no more than two successive studs.
Section R602.8 Fireblocking required. Fireblocking shall be provided to cut off all concealed
draft openings (both vertical and horizontal) and to form an effective fire bather between stories,
and between a top story and the roof space. Fireblocking shall be provided in wood-frame
construction to include but not limited to the following locations:
1. In concealed spaces of stud walls and partitions, including furred spaces and parallel rows
of studs or staggered studs;as follows:
1.1 Vertically at the ceiling andfloor levels.
1.2 Horizontally at intervals not exceeding 10 feet(3048 mm).
2. At all interconnections between concealed vertical and horizontal spaces such as occur at
soffits, drop ceilings and cove ceilings.
3. In concealed spaces beside and between stair stringers from the top to the bottom of the
run to prevent the free passage of flame and products of combustion. Enclosed spaces
under stairs shall comply with Section R311.2.2.
4. At openings around vents, pipes, and ducts, cables and wires at ceiling and floor level,
with an approved material to resist the free passage of flame and products of combustion.
5. For the fireblocking of chimneys and fireplaces, see Section R1003.19.
6. Fireblocking of cornices of a two-family dwelling is required at the line of dwelling unit
separation.
Section R602.8.1 Materials. Except as provided in Section R602.8, Item 4, fireblocking shall
consist of 2-inch (51 mm) nominal lumber, or two thicknesses of 1-inch (25.4 mm) nominal
lumber with broken lap joints, or one thickness of 3/4-inch (19.1 mm) wood structural panels
with joints backed by 3/4-inch(19.1 mm)wood structural panels or one thickness of 23/32-inch
(19.8 mm) particleboard with joints backed by 23/32-inch (19.8 mm) particleboard, 1/2-inch
(12.7 mm) gypsum board, or 1/4-inch (6.4 mm) cement-based millboard. Batts or blankets of
mineral wool or glass fiber or other approved materials installed in such a manner as to be
Page 9 of 20
securely retained in place shall be permitted as an acceptable fire block where approved by the
code official. Loose-fill insulation material shall not be used as a fire block unless specifically
tested in the form and manner intended for use to demonstrate its ability to remain in place and
to retard the spread of fire and hot gases and approval by the code official is required. All
joints shall be tight fitting or sealed to prevent the free passage of flame and products of
combustion.
Section R602.8.1.1 Unfaced fiberglass. Unfaced fiberglass batt insulation used as
fireblocking shall fill the entire cross section of the wall cavity to a minimum height of 16
inches (406 mm) measured vertically where approved by the code official. When piping,
conduit or similar obstructions are encountered, the insulation shall be packed tightly around
the obstruction and secured in place in a manner to prevent the free passage of flame and
products of combustion.
Section R802.8 Lateral support. Rafters and ceiling joists having a depth-to-thickness ratio
exceeding 4 to 1 based on nominal dimensions shall be provided with lateral support at points of
bearing to prevent rotation by solid blocking, diagonal bridging (wood or metal) or a continuous
1-inch by 3-inch(25.4 mm by 76 mm)wood strip nailed across the rafters or ceiling joists.
Section R802.8.1 Bridging. Rafters and ceiling joists having a depth-to-thickness ratio
exceeding 5 to 1 based on nominal dimensions shall be supported laterally by solid blocking,
diagonal bridging(wood or metal) or a continuous 1-inch by 3-inch(25.4 mm by 76 mm)wood
strip nailed across the rafters or ceiling joists at each end and intervals not exceeding 8 feet
(2438 mm).
Section R802.9 Framing of openings. Openings in roof and ceiling framing shall be framed
with header and trimmer joists. When the header joist span does not exceed 4 feet (1219 mm),
the header joist may be a single member the same size as the ceiling joist or rafter. Single
trimmer joists may be used to carry a single header joist that is located within 3 feet(914 mm) of
the trimmer joist bearing. When the header joist span exceeds 4 feet (1219 mm), the trimmer
joists and the header joist shall be doubled and of sufficient cross section to support the ceiling
joists or rafter framing into the header. Approved hangers shall be used for the header joist to
trimmer joist connections when the header joist span exceeds 6 feet (1829 mm). Approved
hangers shall be installed for the header joist to trimmer joist connections when an attic access
ladder is to be installed. Tail joists over 12 feet(3658 mm)long shall be supported at the header
by framing anchors or on ledger strips not less than 2 inches by 2 inches(51 mm by 51 mm).
Section R806.2 Minimum area. The total net free ventilating area shall not be less than 1/100 of
the area of the space ventilated except that reduction the total area to be reduced to 1/200, is
permitted, provided at least 50 percent and not more than 80 percent of the required ventilating
area is provided by ventilators located in the upper portion of the space to be ventilated at least 3
feet (914 mm) above cave or cornice vents with the balance of the required ventilation provided
by eave or cornice vents. As an alternative, the net free cross-ventilation area may be reduced to
1/200 when a vapor barrier having a transmission rate not exceeding 1 perm(5.7x10-11 kg/s•m2-
Pa)is installed on the warm-in-winter side of the ceiling.
Section R807.1 Attic access. Buildings with combustible ceiling or roof construction shall have
an attic access opening to attic areas that exceed 30 square feet(2.8 m2) and have a vertical height
of 30 inches(762 mm)or more.
Page 10 of 20
The rough-framed opening shall not be less than 22 inches by 30 inches (559 mm by 762 mm)
and shall be located in a hallway or other readily accessible location. An even floor surface shall
be provided below the attic access opening. A 30-inch (762 mm) minimum unobstructed
headroom in the attic space shall be provided above the access opening. See Section M1305.1.3
for access requirements where mechanical equipment is located in attics.
Section R905.2.4 Asphalt shingles. Asphalt shingles shall have self-seal strips or be interlocking
where self-sealing strips are provided they shall be used, and comply with ASTMD 225 or D
3462.
Section R905.2.6 Attachment. Asphalt shingles shall have the minimum number of fasteners
required by the manufacturer or more as required by the code official. For normal application,
asphalt shingles shall be secured to the roof with not less than six fasteners per strip shingle or
two fasteners per individual shingle. Where the roof slope exceeds 20 units vertical in 12 units
horizontal(167 percent slope), special methods of fastening are required. For roofs located where
the basic wind speed per Figure R301.2 (4) is 110 miles per hour (49 m/s) or higher, special
methods of fastening are required. Special fastening methods shall be tested in accordance with
ASTM D 3161, Class F Asphalt shingle wrappers shall bear a label indicating compliance with
ASTM D 3161, Class F.
Section R1003.19 Chimney fireblocking. All spaces between chimneys and floors and ceilings
through which chimneys pass shall be fireblocked with noncombustible material securely
fastened in place to prevent the free passage of flame and products of combustion. The
fireblocking of spaces between chimneys and wood joists, beams or headers shall be self-
supporting or be placed on strips of metal or metal lath laid across the spaces between
combustible material and the chimney.
Section R1004.2 Hearth extensions. Hearth extensions shall extend at least 16 inches(406 mm)
in front of and at least 8 inches(203 mm) beyond each side of the fireplace opening. Where the
fireplace opening is 6 square feet (0.557 m2) or larger, the hearth extension shall extend at least
20 inches(508 mm)in front of and at least 12 inches(305 mm)beyond each side of the fireplace
opening. Hearth extensions of approved factory-built fireplaces shall be installed in accordance
with the listing of the fireplace. The hearth extension shall be readily distinguishable from the
surrounding floor area.
Section R1005.4 Factory-built fireplaces. Chimneys for use with factory-built fireplaces shall
comply with the requirements of UL 127. Any portion of a.chimney located in the interior of the
building or within the exterior wall of the building shall have a minimum air space clearance to
combustibles of 2 inches (51 mm) and in accordance with the manufacturer's installation
instructions. Chimneys located entirely outside the exterior walls of the building, including
chimneys that pass through the soffit or cornice, shall have a minimum air space clearance of 2
inches(51 mm)and in accordance with the manufacturer's installation instructions.
Section R1005.5 Support. Where factory-built chimneys are supported by structural members,
such as joists and rafters, such members shall be designed to support the additional load. Hanger
straps shall be installed at a minimum every 8 feet (2438 mm) and at every offset and in
accordance with the manufacturer's installation instructions.
Section R1006.2 Exterior air intake. The exterior air intake shall be capable of providing all
combustion air from the exterior of the dwelling or from spaces within the dwelling ventilated
with outside air such as crawl space. The exterior air intake shall not be located within the attic,
Page 11 of 20
garage or basement of the dwelling nor shall the air intake be located at an elevation higher than
the firebox. The exterior air intake shall be covered with a corrosion-resistant screen of 1/4-inch
(6.4 mm)mesh.
Section R1006.3 Clearance. Unlisted combustion air ducts shall be installed with a minimum 2-
inch (51 mm) clearance to combustibles for all parts of the duct within 5 feet (1524 mm) of the
duct outlet.
Section M1305.1 Appliance access for inspection service, repair and replacement.
Appliances shall be accessible for inspection, service, repair and replacement without removing
permanent construction, other appliances, or any other piping or ducts not connected to the
appliance being inspected, serviced, repaired or replaced. A level working space at least 30
inches deep and 30 inches wide (762 mm by 762 mm) and not less than 3/4-inch (19 mm)thick
shall be provided in front of the control side of the appliance as measured from the unit or the
drain pan, whichever extends the farthest. Installation of room heaters shall be permitted with at
least an 18-inch(457 mm)working space. A platform shall not be required for room heaters.
Section M1305.1.3 Appliances in attics. Attics containing appliances requiring access shall be
provided with an opening and a clear and unobstructed passageway large enough to allow
removal of the largest appliance, but not be less than 30 inches (762 mm) high and 22 inches
(559 mm) wide and not more than 20 feet (6096 mm) in length measured along the centerline
of the passageway from the opening to the appliance. The passageway shall have continuous
solid flooring in accordance with Chapter 5 not less than 24 inches(610 mm)wide and not less
than 3/4-inch (19 mm)thick. A level service space not less than 30 inches(762 mm) deep and
30 inches (762 mm) wide and not less than 3/4-inch (19 mm) thick shall be present along all
sides of the appliance where access is required as measured from the unit or the drain pan,
whichever extends the farthest. The clear access opening dimensions shall be a minimum of 20
inches by 30 inches (508 mm by 762 mm), where such dimensions are large enough to allow
removal of the largest appliance.
Exceptions:
1. The passageway is not required where the level service space is present when the
access is open and the appliance is capable of being serviced and removed through the
required opening.
2. Where the passageway is unobstructed and not less than 6 feet(1829 mm)high and 22
inches (559 mm)wide for its entire length, the passageway shall be not greater than 40
feet(12 192 mm)in length.
Section M1305.1.3.1 Electrical requirements. A luminaire controlled by a switch located at
the required passageway opening and a receptacle outlet shall be provided at or near the
appliance location in accordance with Chapter 38, however the required receptacle shall not
be greater than 20 feet (6096 mm) from the appliance. The required luminaire fixture shall
illuminate the working area of all appliances where access is required and the passageway.
Section M1305.1.4.3 Electrical requirements. A luminaire controlled by a switch located at
the required passageway opening and a receptacle outlet shall be provided at or near the
appliance location in accordance with Chapter 38, however the required receptacle shall not
be greater than 20 feet (6096 mm) from the appliance. The required luminaire fixture shall
illuminate the working area of all appliances where access is required and the passageway.
Page 12 of 20
Section M1411.3.1 Auxiliary and secondary drain systems. In addition to the requirements of
Section M1411.3, a secondary drain or auxiliary drain pan shall be required for each cooling or
evaporator coil where damage to any building components will occur as a result of overflow from
the equipment drain pan or stoppage in the condensate drain piping. Such piping shall maintain a
minimum horizontal slope in the direction of discharge of not less than 1/8 unit vertical in 12
units horizontal(1-percent slope). Drain piping shall be a minimum of 3/4-inch(19 mm)nominal
pipe size. The code official requires separate primary and secondary drain line to be installed.
One of the following methods shall be used:
1. An auxiliary drain pan with a separate drain shall be installed under the coils on which
condensation will occur. The auxiliary pan drain shall discharge to a conspicuous point of
disposal to alert occupants in the event of a stoppage of the primary drain. The pan shall
have a minimum depth of 1.5 inches (38 mm), shall not be less than 3 inches (76 mm)
larger than the unit or the coil dimensions in width and length and shall be constructed of
corrosion-resistant material. Metallic pans shall have a minimum thickness of not less than
0.0276-inch (0.7 mm) galvanised sheet metal. Nonmetallic pans shall have a minimum
thickness of not less than 0.0625 inch(1.6 mm).
2. A separate overflow drain line shall be connected to the drain pan provided with the
equipment. This overflow drain shall discharge to a conspicuous point of disposal to alert
occupants in the event of a stoppage of the primary drain. The overflow drain line shall
connect to the drain pan at a higher level than the primary drain connection.
3. Prior approval by the code official is required for use of a water level detection device. An
auxiliary drain pan without a separate drain line shall be installed under the coils on which
condensate will occur. This pan shall be equipped with a water level detection device
conforming to UL 508 that will shut off the equipment served prior to overflow of the pan.
The auxiliary drain pan shall be constructed in accordance with Item 1 of this section.
4. Prior approval by the code official is required for use of a water level detection device. A
water level detection device conforming to UL 508 shall be provided that will shut off the
equipment served in the event that the primary drain is blocked. The device shall be
installed in the primary drain line, the overflow drain line or the equipment-supplied drain
pan, located at a point higher than the primary drain line connection and below the
overflow rim of such pan.
Section M1411.3.2 Drain pipe materials and sizes. Components of the condensate disposal
system shall be cast iron, galvanized steel, copper, polybutylene, polyethylene, ABS, CPVC or
PVC pipe or tubing. All components shall be selected for the pressure and temperature rating of
the installation. Condensate waste and drain line size shall be not less than 3/4-inch (19 mm)
internal diameter and shall not decrease in size from the drain pan connection to the place of
condensate disposal. Where the drain pipes from more than one unit are manifolded together for
condensate drainage, the pipe or tubing shall be sized in accordance with an approved method.
All horizontal and vertical sections of primary drain piping shall be insulated. All horizontal
sections of drain piping shall be installed in uniform alignment at a uniform slope.
Section M1411.4 Auxiliary drain pan. All auxiliary drain pans shall be elevated above the floor
or deck so as to provide air flow under the auxiliary drain pan. Category IV condensing
appliances shall have an auxiliary drain pan where damage to any building component will occur
as a result of stoppage in the condensate drainage system. These pans shall be installed in
accordance with the provisions of Section M1411.3.
Exception: Fuel-fired appliances that automatically shut down operation in the event of a
stoppage in the condensate drainage system.
Page 13 of 20
Section M1501.1 Outdoor discharge. The air removed by every mechanical exhaust system
shall be discharged to the outdoors. Air shall not be exhausted into an attic, soffit, ridge vent or
crawl space. Exhaust ducts shall terminate not less than 3 feet (914 mm) in any direction from
openings into buildings.
Exception: Whole-house ventilation-type attic fans that discharge into the attic space of
dwelling units having private attics shall be permitted.
Section M1502.5 Duct construction. Exhaust ducts shall be equipped with a backdraft damper.
Exhaust ducts shall be constructed of minimum 0.016-inch-thick (0.4 mm) rigid metal ducts,
having smooth interior surfaces with joints running in the direction of air flow. Exhaust ducts
shall not be connected with sheet-metal screws or fastening means which extend into the duct.
Exhaust ducts shall not be trapped.
Section M1503.1 General. Range hoods shall discharge to the outdoors through a single-wall
duct. The duct serving the hood shall have a smooth interior surface, shall be air tight and shall
be equipped with a backdraft damper. Ducts serving range hoods shall not terminate in an attic,
soffit or crawl space or areas inside the building.
Exception: Where installed in accordance with the manufacturer's installation instructions, and
where mechanical or natural ventilation is otherwise provided, listed and labeled ductless range
hoods shall not be required to discharge to the outdoors.
Section M1503.2 Duct material. Single-wall ducts serving range hoods shall be constructed of
galvanized steel, stainless steel or copper.
Exception: Ducts for domestic kitchen cooking appliances equipped with down draft exhaust
systems shall be permitted to be constructed of schedule 40 PVC pipe provided that the
installation complies with all of the following:
1. The duct shall be installed under a concrete slab poured on grade;and
2. The underfloor trench in which the duct is installed shall be completely backfilled with
sand or fine gravel;and
3. The PVC duct shall extend not greater than 1 inch (25 mm) above the indoor concrete
floor surface;and
4. The PVC duct shall extend not greater than 1 inch (25 mm) above grade outside of the
building. Termination extending within 6 inches of finished grade shall have a
permanent solid barrier installed under the vent opening at ground level a minimum 2.25
square feet(0.209 m2)but not less than the width of the vent opening;and
5. The PVC duct shall be sloped to the exterior and not be trapped;and
6. The PVC ducts shall be solvent cemented.
Section M1506.1 Ducts. Where exhaust duct construction is not specified in this chapter, such
construction shall comply with Chapter 16.
Section M1507.2 Recirculation of air. Exhaust air from bathrooms and toilet rooms shall not be
recirculated within a residence or to another dwelling unit and shall be exhausted directly to the
outdoors. Exhaust air from bathrooms and toilet rooms shall not discharge into an attic, soffit,
crawl space or other areas inside the building. Exhaust ducts shall terminate not less than 3 feet
(914 mm)in any direction from openings into buildings.
Page 14 of 20
Section M1804.3 Installation. Type L and pellet vents shall be installed in accordance with the
terms of their listing and label and the manufacturer's installation instructions.
Section G2404.9 (301.14) Rodentproofing. Buildings or structures and the walls enclosing
habitable or occupiable rooms and spaces in which persons live, sleep or work, including interior
and exterior walls, closets,utility rooms, or in which feed,food or foodstuffs are stored,prepared,
processed, served or sold, shall be constructed to protect against rodents.
Section G2404.10 (307.5)Auxiliary drain pan. All auxiliary drain pans shall be elevated above
the floor or deck so as to provide air flow under the auxiliary drain pan. Category IV condensing
appliances shall be provided with an auxiliary drain pan where damage to any building
component will occur as a result of stoppage in the condensate drainage system. Such pan shall
be installed in accordance with the applicable provisions of Section M1411.
Exception: An auxiliary drain pan shall not be required for appliances that automatically shut
down operation in the event of a stoppage in the condensate drainage system.
Section P2503.5.1 Rough plumbing. DWV systems shall be tested on completion of the rough
piping installation by water or filled with water and pressurized with air with no evidence of
leakage. Either test shall be applied to the drainage system in its entirety or in sections after
rough piping has been installed, as follows:
1. Water test. Each section shall be filled with water to a point not less than 10 feet (3048
mm) above the highest fitting connection in that section, or to the highest point in the
completed system. Water shall be held in the section under test for 15 minutes before
inspection. The system shall prove leak free by visual inspection.
2. Air test. The portion under test shall be filled with water above all fitting connections in
that section and be maintained at a gauge pressure of 5 psi(34 kPa)or 10 inches of mercury
column (34 kPa). This pressure shall be held without introduction of additional air for a
period of 15 minutes and shall prove leak free by visual inspection.
Section P2503.6 Water-supply system testing. Upon completion of the water-supply system or
a section of it, the system, or portion completed, shall be tested and proved tight under a water
pressure of not less than 80 psi (552 kPa) or the working pressure of the system or, for piping
systems other than plastic, by filling the supply system with water an air test of not less than 80
psi (552 kPa) or the working pressure of the system. This pressure shall be held for not less than
15 minutes and shall prove leak free by visual inspection. The water used for tests shall be
obtained from a potable water source.
Section P2603.6.1 Sewer depth. Building sewers that connect to private sewage disposal
systems shall be a minimum of 12 inches (305 mm) below finished grade at the point of septic
tank connection. Building sewers shall be a minimum of 12 inches(305 mm)below grade.
Section P2604.1 Trenching and bedding. Where trenches are excavated such that the bottom of
the trench forms the bed for the pipe, solid and continuous load-bearing support shall be provided
with sand or fine gravel or other suitable material as approved by the code official, a minimum of
3 inches (76 mm) below the installation level of the bottom of the pipe between joints. The
backfill under and beside the pipe shall be compacted for pipe support. Piping shall not be
supported on rocks or blocks at any point. Rocky or unstable soil shall be over-excavated by two
or more pipe diameters and brought to the proper grade with suitable compacted granular
material.
Page 15 of 20
Section P2604.3 Backfilling. Backfill shall be free from discarded construction material and
debris. Sand or fine gravel or other suitable material as approved by the code official, free from
rocks, broken concrete, frozen chunks and other rubble, shall be placed in the trench in 6-inch
(152 mm) layers and tamped in place until the crown of the pipe is covered by 12 inches (305
mm) of tamped sand or fine gravel. The backfill under and beside the pipe shall be compacted
for pipe support. Backfill shall be brought up evenly on both sides of the pipe so that the pipe
remains aligned. The remaining trench shall be filled with loose earth shall be carefully placed in
the trench in 6-inch(152 mm)layers and tamped in place.
Section P2607.1 General. Valves, pipes and fittings shall be installed in correct relationship to
the direction of the flow. Burred ends shall be reamed to the full bore of the pipe.
Used plumbing materials and supplies shall not be reused unless approved by the code official.
Pipes, fittings and joints that have primer and or glue applied shall not be separated and re-glued,
and glued joints shall not have additional primer or glue added. Where it is found that any pipe,
fitting or joint is leaking,it shall be removed and replaced.
Section P2705.1 General. The installation of fixtures shall conform to the following:
1. Floor-outlet or floor-mounted fixtures shall be secured to the drainage connection and to
the floor, where so designed, by screws, bolts, washers, nuts and similar fasteners of
copper,brass or other corrosion-resistant material.
2. Wall-hung fixtures shall be rigidly supported so that strain is not transmitted to the
plumbing system.
3. Where fixtures come in contact with walls and floors,the contact area shall be water tight.
4. Plumbing fixtures shall be usable.
5. The centerline of water closets or bidets shall not be less than 15 inches (381 mm) from
adjacent walls or partitions or not less than 15 inches (381 mm) from the centerline of a
bidet to the outermost rim of an adjacent water closet. There shall be at least 21 inches
(533 mm) clearance in front of and the full width of the water closet, bidet or lavatory to
any wall,fixture or door.
6. The location of piping, fixtures or equipment shall not interfere with the operation of
windows or doors.
7. In areas prone to flooding as established by Table R301.2 (1), plumbing fixtures shall be
located or installed in accordance with Section 8323.1.5.
8. Integral fixture-fitting mounting surfaces on manufactured plumbing fixtures or plumbing
fixtures constructed on site, shall meet the design requirements of ASME A112.19.2 or
ASME A112.19.3.
Section P2903.8.4 Support and protection. Plastic piping bundles shall be secured in
accordance with the manufacturer's installation instructions and supported in accordance with
Section P2605. Hot and cold water piping shall identifiable by color or markings and not be
grouped in the same bundle. Bundles that have a change in direction equal to or greater than 45
degrees (0.79 rad) shall be protected from chaffing at the point of contact with framing members
by sleeving or wrapping.
•
Section P2904.4 Water service pipe. Water service pipe shall conform to NSF 61 and shall
conform to one of the standards listed in Table P2904.4. Water service pipe or tubing, installed
underground and outside of the structure, shall have a minimum working pressure rating of 160
pounds per square inch at 73°F (1100 kPa at 23°C). Where the water pressure exceeds 160
Page 16 of 20
pounds per square inch (1103 kPa), piping material shall have a rated working pressure equal to
or greater than the highest available pressure. Water service piping materials not third-party
certified for water distribution shall terminate at or before the full open valve located at the
entrance to the structure. Ductile iron water service piping shall be cement mortar lined in
accordance with AWWA C104. Polybutylene(PB)pipe or tubing shall not be used.
Section P2904.5 Water-distribution pipe. Water-distribution piping within dwelling units shall
conform to NSF 61 and shall conform to one the standards in Table P2904.5. All hot-water-
distribution pipe and tubing shall have a minimum pressure rating of 100 psi at 180°F(689 kPa at
82°C). Polybutylene(PB)pipe or tubing shall not be used.
Section P2904.5.1 Under concrete slabs. Inaccessible water distribution piping under slabs
shall be copper water tube minimum Type M, brass, ductile iron pressure pipe, cross-linked
polyethylene/aluminum/cross-linked polyethylene (PEX-AL-PEX) pressure pipe, polyethylene
/aluminum/polyethylene (PE-AL-PE)pressure pipe, chlorinated polyvinyl chloride (CPVC), or
cross-linked polyethylene(PEX)plastic pipe or tubing or polypropylene(PP)pipe or tubing, all
to be installed with approved fittings or bends. The minimum pressure rating for plastic pipe or
tubing installed under slabs shall be 100 psi at 180°F (689 kPa at 82°C). Polybutylene (PB)
pipe or tubing shall not be used.
Section P2904.9.1 Solvent cementing. Solvent-cemented joints shall comply with Section
P2904.9.1.1 through P2904.9.1.3. Solvent-cemented joints shall not be separated and re-glued,
excess glue will be removed from the joint ends, and additional glue shall not be applied to the
joint ends.
Section P3003.3.2 Solvent cementing. Joint surfaces shall be clean and free from moisture.
Solvent cement that conforms to ASTM D 2235 or CSA B181.1 shall be applied to all joint
surfaces. The joint shall be made while the cement is wet. Joints shall be made in accordance
with ASTM D 2235, ASTM D 2661, ASTM F 628 or CSA B181.1. Solvent-cement joints shall
be permitted above or below ground. Solvent-cemented joints shall not be separated and re-
glued, excess glue will be removed from the joint ends, and additional glue shall not be applied to
the joint ends.
Section P3005.2.7 Building drain and building sewer junction. There shall be a cleanout near
the junction of the building drain and the building sewer. This cleanout shall be either inside or
outside the building wall, provided that it is brought up to finished grade or to the lowest floor
level. An approved two-way cleanout shall be permitted to serve as a required cleanout for both
the building drain and building sewer. The cleanout at the junction of the building drain and
building sewer shall not be required if the cleanout on a 3-inch (76 mm) or larger diameter soil
stack is located within a developed length of 10 feet(3048 mm)of the building drain and building
sewer junction.
Two cleanouts will be required when an approved two-way cleanout fitting has a stack greater
than 5 feet(1524 mm)from the cap to the two-way cleanout fitting.
Section P3103.1 Roof extension. Open vent pipes that extend through a roof shall be terminated
at least 9 inches (229 mm) above the roof or 9 inches (229 mm) above the anticipated snow
accumulation, whichever is greater, except that where a roof is to be used for any purpose other
than weather protection,the vent extension shall be run at least 7 feet(2134 mm)above the roof.
Page 17 of 20
Section E3702.1 Installation and support requirements. Wiring methods shall be installed and
supported in accordance with Table E3702.1. Where staples are used to secure wiring, they shall
be insulated so as to prevent damage to the cable sheath.
Section AE101.1 General. These provisions shall be applicable only to a manufactured home
used as a single dwelling unit installed on privately owned (nonrental and rental) lots and shall
apply to the following:
1. Construction, alteration, and repair of any foundation system which is necessary to provide
for the installation of a manufactured home unit.
2. Construction, installation, addition, alteration,repair or maintenance of the building service
equipment which is necessary for connecting manufactured homes to water, fuel, or power
supplies and sewage systems.
3. Alterations, additions or repairs to existing manufactured homes. The construction,
alteration, moving, demolition, repair and use of accessory buildings and structures and
their building service equipment shall comply with the requirements of the codes adopted
by the jurisdiction.
These provisions shall not be applicable to the design and construction of manufactured homes
and shall not be deemed to authorize either modifications or additions to manufactured homes
where otherwise prohibited.
Exception: In addition to these provisions, new and replacement manufactured homes to be
located in flood hazard areas as established in Table R301.2 (1)of the International Residential
Code shall meet the applicable requirements of Section R324 of the International Residential
Code.
Section AE20 Definitions.
PRIVATELY OWNED(RENTAL)LOT. A parcel of real estate inside of a manufactured
home rental community(park)where the land and the manufactured home to be installed
thereon are not held in common ownership.
Section AP101 Fire sprinklers. An approved automatic fire sprinlder system shall be installed
in new one- and two-family dwellings and townhouses in accordance with Section 903.2 of the
International Building Code.
Section 3. That all walls containing plumbing, piping, or conduit larger than 1 1/2 inch (38 mm) outside
diameter shall have a minimum of 6 inch(152 mm)stud width.
Section 4. That all references to the ICC Electrical Code read as follows: ICC Electrical Code or NFPA
70 as adopted by the City of Cibolo. Where conflicts arise between codes the more stringent shall govern.
That all references to the standards of the National Fire Protection Association shall be the most recent
additions on file in the office of the Fire Marshal.
Section 5. That all pressure gauges installed or used for testing shall have the working range in the
middle third of the gauges minimum and maximum pressure ends.
Section 6. That all piping, ducting and similar penetrations through walls, floors and ceilings shall be
sealed to prevent entry of rodents and insects.
Section 7. That all water service and supply lines crossing under sidewalks or driveways shall be
enclosed within a sleeve two pipe sizes greater than the pipe passing through, so as to allow removal and
Page 18 of 20
replacement, and shall be at a minimum depth of 12 inches(305 mm)below finish grade unless otherwise
required by the code official.
Section 8. The use of streets, alleys and public property for the storage or handling of materials or of
equipment required for construction or demolition, and the protection provided to the public shall comply
with the provisions of the authority having jurisdiction and this section.
Construction materials and or equipment shall not be placed or stored so as to obstruct any street, alley,
public right-of-way, access to fire hydrants, standpipes, fire or police alarm boxes, catch basins or
manholes, nor shall such material or equipment be located within 20 feet(6.1 m) of a street intersection,
or placed so as to obstruct normal observations of traffic signals or obstruct the view of traffic.
Construction materials, trash, garbage, rubbish, and debris shall be secured or contained in approved
covered containers so as to prevent such items from leaving the property, lot or construction site.
Uncovered containers may be approved in writing at the discretion of the code official. Construction sites
shall be kept neat, clean and orderly and free of hazards.
Section 9. Trenching and excavating. Underground utilities shall be located and marked before trenching
or excavating. It shall be a violation of this ordinance to trench or excavate without properly making
request for utility locates, and for damaging utilities that have been properly located. Requests shall be
made using state recognized locating guidelines and procedures.
Section 10. Violation penalties. Any persons who shall violate a provision of this code or shall fall to
comply with any of the requirements thereof or who shall erect, install, alter, repair or do work in
violation of the approved construction documents or directive of the code official, or of a permit or
certificate used under provisions of this code, shall be guilty, of a Class C misdemeanor,punishable by a
fine of not more than $1000.00 dollars. Each day that a violation continues after due notice has been
served shall be deemed a separate offense.
Section 11. Failure to comply. Any person who shall continue any work after having been served with a
stop work order, except such work as that person 's directed to perform to remove a violation or unsafe
condition, shall be liable to a fine of not less than$100.00 dollars or more than$500.00.
Section 12. That Ordinance No. 544 of City of Cibolo entitled For Adoption of the International
Residential Code for One-and Two-Family Dwellings is hereby repealed.
Section 13. That this ordinance shall be cumulative of all provisions of the City of Cibolo, Texas, except
where the provisions of this Ordinance are in direct conflict with the provisions of such Ordinances, in
which event the more restrictive provision shall apply.
Section 14. That if any section, subsection, sentence, clause or phrase of this ordinance is, for any reason,
held to be unconstitutional, such decision shall not affect the validity of the remaining portions of this
ordinance. The City Council hereby declares that it would have passed this ordinance, and each section,
subsection, clause or phrase thereof, irrespective of the fact that any one or more sections, subsections,
sentences, clauses and phrases be declared unconstitutional.
Section 15. That nothing in this ordinance or in the Residential Code hereby adopted shall be construed
to affect any suit or proceeding impending in any court, or any rights acquired, or liability incurred, or
any cause or causes of action acquired or existing, under any act or ordinance hereby repealed as cited in
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Section 12 of this ordinance;nor shall any just or legal right or remedy of any character be lost, impaired
or affected by this ordinance.
Section 16. That the City Secretary is hereby ordered and directed to cause this ordinance to be
published.
Section 17. That this ordinance and the rules, regulations, provisions, requirements, orders and matters
established and adopted hereby shall take effect and be in full force and effective immediately upon the
passage and approval of the City Council of the City of Cibolo, Texas.
AND IT IS SO ORDAINED.
PASSED AND APPROVED by a vote of .5 for to D against this a day of bec e,,,-Lb e, ,2006.
r APP�� D:
ro' tto Mayor
AU
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Peggy Cimics,City Secretary
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