HomeMy WebLinkAbout072 - - AMENDING CHAPTER 5, ARTICLE II, DIVISION 2, OF THE CITY CODE FOR THE PURPOSE OF REPEALING THE 2012 IORDINANCE NO. 072, 2017
OF THE COUNCIL OF THE CITY OF FORT COLLINS
AMENDING CHAPTER 5, ARTICLE I1, DIVISION.2, OF THE
CODE OF THE CITY OF FORT COLLINS FOR THE PURPOSE OF
REPEALING THE 2012 INTERNATIONAL BUILDING CODE(IBC) AND
ADOPTING THE 2015 INTERNATIONAL BUILDING CODE, WITH AMENDMENTS
WHEREAS, since 1924, the City has reviewed, amended and adopted the latest
nationally recognized building standards available for the times; and
WHEREAS, upon recommendation of City staff, the City Council has determined that it
is in the best interests of the City to align the five interconnected basic construction codes under
one publication year; and
WHEREAS, the five interconnected basic construction codes are the International
Building Code, International Residential Code, International Mechanical, Code, International
Fuel Gas Code, and International Energy Conservation Code; and
WHEREAS, the City Council has determined that the 2015 publication year of the five
interconnected basic construction codes ought to be adopted and that their counterpart codes
previously adopted should be repealed, both in order to align the publication years of the codes
and also because the 2015 publications contain improvements in construction code regulation;
and
WHEREAS, City staff has conducted a significant public outreach program, working
with the regulated construction industry and building professionals; and
WHEREAS, the adoption of the five interconnected basic construction codes has been
presented to and recommended by the Affordable Housing Board, the Commission on Disability,
the Air Quality Advisory Board, the Natural Resources Advisory Board, the Building Review
Board, the Electric Board, the Landmark Preservation Commission and the Water Board; and
WHEREAS, the City Council has determined that, it is in the best interest of the health,
safety and welfare, of the City and its citizens that the 2012 International Building Code, as
previously adopted and amended by the City pursuant to Ordinance No. 020, 2014, be repealed
and that in its place, the 2015 International Building Code be adopted, with local amendments as
set forth in this Ordinance; and
WHEREAS, pursuant to the City Charter II, Section 7, City Council may enact any
ordinance which adopts a code by reference in whole or in part provided that before adoption of
such ordinance the Council hold a public hearing thereon and that notice of the hearing is
published twice in a newspaper of general circulation published in the City, with one of such
publications occurring at least eight (8) days preceding the hearing and the other publication
occurring at least fifteen (15) days preceding the hearing; and
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WHEREAS, in compliance with Article II, Section 7, the City Clerk published in the Fort
Collins Coloradoan such notice of hearing concerning adoption of the 2015 International
Building Code on May 21, 2017, and May 28, 2017; and
WHEREAS, attached as Exhibit "A" and incorporated herein by reference is the Notice
of Public Hearing dated May 14, 2107, that was so published and which the Council hereby finds
meets the requirements of Article II, Section 7 of the City Charter.
NOW, THEREFORE, BE IT ORDAINED BY THE COUNCIL OF THE CITY OF
FORT COLLINS as follows:
Section 1. That the City Council hereby makes and adopts the determinations and
findings contained in the recitals set forth above.
Section 2. That Section 5-26(a) of the Code of the City of Fort Collins is hereby
amended deleted in its entirety and the following is hereby added in lieu thereof:
a) Pursuant to the power and authority conferred on the City Council by Section 31-
16-202, C.R.S. and Article 11, Section 7 of the Charter, the City Council hereby repeals
the 2012 International Building Code (2012 IBC), and adopts, as the building code of the
City, the 2015 International Building Code (2015 IBC) published by the International
Code Council, as amended by the City, which shall have the same force and effect as
though set forth in full herein. The subject matter of the codes adopted herein includes
comprehensive provisions and standards regulating the erection, construction,
enlargement, alteration, repair, moving, removal, conversion, demolition, occupancy,
equipment, use, height, area and maintenance of buildings and structures exclusive of
detached one- and two-family dwellings and multiple single-family dwellings
townhouses) not more than three (3) stories above grade and their accessory structures,
for the purpose of protecting the public health, safety and general welfare. As provided
in the 2015 International Building Code, Appendices are not adopted except as expressly
set forth in Section 5-27.
Section 3. That Section 5-27 of the Code of the City of Fort Collins is hereby
repealed in its entirety and reenacted to read as follows:
Sec. 5-27. Amendments and Deletions to 2015 International Building Code.
The 2015 INTERNATIONAL BUILDING CODE adopted in Section 5-26 is hereby
amended in the following respects:
1) Section 101. Title is hereby retained in its entirety with the following amendments:
101.1. Title. These regulations shall be known as the General Building Code of the City
of Fort Collins, hereinafter referred to as `this code'.
2) Sections 101.4.lthrough 101.4.7 Referenced codes, are hereby deleted in their entirety
and the following Sections 101.4.1 through 101.4.10 are hereby added in lieu thereof:
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101.4.1 Electrical. All references to the Electrical Code shall mean the electrical code
currently in effect as enacted and amended from time to time by the State of Colorado.
101.4.2 Gas. All references to the International Fuel Gas Code shall mean the fuel gas
code currently in effect as enacted by the City.
101.4.3 Mechanical. All references to the International Mechanical Code shall mean the
mechanical code currently in effect as enacted by the City.
101.4.4 Plumbing. All references to the International Plumbing Code shall mean the
plumbing code currently in effect as enacted and amended form time to time by the State
of Colorado.
101.4.5 Property Maintenance. All references to the International Property
Maintenance Code shall mean the property maintenance code currently in effect as
enacted by the City.
101.4.6 Fire Prevention. All references to the International Fire Code shall mean the
fire code currently in effect as enacted by the City.
101.4.7 Energy. All references to the International Energy Conservation Code shall
mean the energy code currently in effect as enacted by the City.
101.4.8 Residential. All references to the International Residential Code shall mean the
residential code currently in effect as enacted by the City.
101.4.9 Areas prone to flooding. All references to `flood hazard' and `areas prone to
flooding' in this code and appendices adopted therewith subject to applicable regulations
and requirements set forth in the City Code, "Chapter 10, Flood Prevention and
Protection."
101.4.10 Existing buildings. All references to existing buildings may be regulated
pursuant to the adopted International Property Maintenance Code or the 2012
International Building Code Chapter 34 titled `Existing Buildings and Structures'
previously adopted by the City of Fort Collins and no longer a chapter in this code.
3) Section I03 Department of Building Safety is hereby deleted in its entirety and the
following is hereby added in lieu thereof:
SECTION 103 CODE ADMINISTRATION
103.1 Entity charged with code administration. The Community Development and
Neighborhood Services Department (CDNS), as established by the City Code, is hereby
charged with the administration and enforcement of this code.
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The building official, appointed by the City Manager, is charged with the direct overall
administration and enforcement of this code; and, in the performance of said duties, may
delegate the necessary authority to the appropriate technical, administrative, and
compliance staff under the supervision the building official.
4) Section 105.2 Work exempt from permit, including provisions under the heading of
Building", is hereby retained with the following amendments:
105.2 Work exempt from permit.
Exemptions from 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. Permits shall not be required for
the following:
Building:
1. One-story, detached, accessory structures used for lawn and garden equipment
storage, tool storage and similar uses, as well as arbors, pergolas, and similar structures,
provided the floor area is not greater than 120 square feet (1.1.15 in 2)or 8 feet (2.438 m)
in height measured from grade, do not house flammable liquids in quantities exceeding
10 gallons (38 1) per building and are located at least 3 feet (0.914 m) from an adjoining
property line.
2. Fences not over 6 feet (1829 mm) high.
3 Oil derricks
4. Retaining walls that are not over 4 feet (1219 mm) in height measured from the
low side grade to the top of the wall unless supporting a surcharge or impounding Class I,
II or HIA liquids. The horizontal distance to the next uphill retaining wall shall be at least
equal to the total height of the lower retaining wall.
5. 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.
6. Platforms intended for human occupancy or walking, sidewalks and driveways
not more than 30 inches (762 mm) above adjacent grade, and not over any basement
window and are not part of an accessible route.
7. Painting, papering, tiling, carpeting, cabinets, counter tops and similar finish
work.
8. Temporary motion picture, television and theater stage sets and scenery.
9. Prefabricated and portable swimming or wading pools, hot tubs or spas if such
structures are supported directly upon grade when the walls of such structure are entirely
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above grade and if such structures cannot contain water more than 24 inches (610 mm)
deep.
10. Shade cloth structures constructed for nursery or agricultural purposes, not
including service systems. Hoop houses constructed with a flexible frame such 'as PVC
tubing used for starting plants.
11. Swings and other playground equipment or play structures accessory to detached
one- and two-family dwellings provided the floor area is not greater than 120 square feet
11.15 m`) or 8 feet (2.438 m) in height measured from grade, including one elevated
playhouse or play structure per lot designed, and used exclusively for play. Elevated play
houses or play structures shall not exceed 64 square feet (5.9 m2) of floor area or 6 feet
1.82 m) in height as measured from the floor to the highest point of such structure.
12. Window awnings supported by an exterior wall which do not project more than
54 inches (1372 mm) from the exterior wall, do not require additional support, and do not
extend over the public right of way. Window replacement requiring no structural
alteration. Window replacement requiring no change in the window configuration which
reduces the size of the window clear opening. Window replacement when such work is
determined not to be historically significant. Storm window, storm door and rain gutter
installation.
13. Non-fixed and movable fixtures, cases, racks, counters and partitions not over 5
feet 9 inches (1753 mm) in height.
14. Decks not exceeding 200 square feet (18.58 m2) in area that are not more than 30
inches (762 mm) above grade, are not attached to a building, and do not serve an exit
door required by Chapter 10.
15. Roofing repair or replacement work not exceeding one square (100 square feet) of
covering per building.
16. Replacement of nonstructural siding when the removal of siding is performed in
accordance with State laws regarding asbestos and lead paint.
17. Work valued at less than $500 when such work does not involve alteration.of
structural components, fire-rated assemblies, plumbing, electrical, mechanical or fire-
extinguishing systems.
18. Decorative ponds, fountains and pools that cannot contain water more than 24
inches (610 mm) deep.
5) Section 105.2 Work exempt from permit, is further amended by deleting all headings and
references under Electrical, Gas, Mechanical, and Plumbing in their entirety.
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6) Section 105.3.2 Time limitation of application is hereby retained in its entirety with the
following amendments:
105.3.2 Time limitation of application An application for a permit for any proposed
work shall be deemed to have been abandoned 180 days after the date of filing, unless
such application has been pursued in good faith or a permit has been issued; except that
the building official is authorized to grant one or more extensions of time for additional
periods not exceeding 90 180 days each provided the application has not expired and is
considered an active application. The extension shall be requested in writing and
justifiable cause demonstrated. Applications that have expired for 30 days or more will be
considered as null and void and all plans discarded.
7) Section 105.5 Expiration is hereby retained in its entirety with the following
amendments:
Every permit issued shall become invalid unless the work on the site authorized by such
permit is commenced within 180 days after its issuance, or if the work authorized on the
site by such permit is suspended or abandoned for a period of 180 days after the time the
work is commenced. The building official is authorized to grant, in writing, one or more
extensions of time, for periods not more than 180 days each, provided the permit has not
expired for more than 30 days. The extension shall be requested in writing and justifiable
cause demonstrated.
Both prior to and subsequent to the effective date of this code, any work authorized by a
permit regulated by this code or any other building construction code administered by the
building official that involves the construction or alteration of an exterior building
component, assembly or finish material, such as the foundation, wall and roof framing,
sheathing, siding, fenestration, and roof covering, shall be fully finished for permanent
outdoor exposure within 24 months of the date of the issuance of such permit.
8) Section 106 Floor and Roof Design Loads is hereby deleted in its entirety.
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9) Section 107.3.1 Approval of construction documents, is hereby retained in its
entirety with the following amendments:
107.3.1 Approval of construction documents. When the building official issues a
permit, the construction documents shall be approved in writing or by a stamp indicating
the approved permit number. One set of construction documents so reviewed shall be
retained by the building official. The other set shall be returned to the applicant, shall be
kept at the site of work and shall be open to inspection by the building official or his or
her authorized representative.
10) Section 108 Temporary Structures and Uses is hereby deleted in its entirety.
11) Section 109, FEES, is hereby deleted in its entirety and the following is hereby added in
lieu thereof:
SECTION 109 FEES
109.1 Payment of fees. No permit shall be valid until the fees prescribed by the City
Manager pursuant to Chapter 7.5, Article I of the City Code, entitled, `Administrative
Fees', have been paid.
109.2 Related fees. The payment of the fee for the construction, alteration, removal or
demolition for work done in connection with or concurrently with the work authorized by
a permit shall not relieve the applicant or holder of the permit from the payment of other
fees that are prescribed by law.
109.3 Fee refunds. Any fee paid hereunder that is erroneously paid or collected shall be
refunded. The building official may authorize the refunding of 100 percent of a plan
review fee or permit fee to the applicant who paid such fee provided the plan review is
withdrawn or cancelled and the plan review and/or work authorized under a permit issued
in accordance with this code has not commenced; and further provided,that such plan
review or permit is valid and not expired as set forth in Section 105.5. Prior to
authorizing the refunding of any fee paid to the original applicant or permitee, a written
request from such party must be submitted to the City within 180 days of the date of the
fee payment.
12) Section 110.3 Required inspections is hereby retained in its entirety with the
following amendments:
110.3 Required inspections The building official, upon notification, shall make or shall
cause to be made the inspections set forth in Sections 110.3.1 through 110.3.10.
13) Section 111.2 Certificate issued is hereby retained in its entirety with the following
amendments:
111.2 Certificate issued. After the building official inspects the building or structure and
does not find violations of the provisions of this code or other laws that are enforced by
the department of building safety, the building official shall issue a certificate of
occupancy that contains the following:
1. The building permit number.
2.The address of the structure.
3. The name and address of the owner or the owner's authorized agent.
4.A description of that portion of the structure for which the certificate is issued.
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5. A statement that the described portion of the structure has been inspected for
compliance with the requirements of this code for the occupancy and division of
occupancy and the use for which the proposed occupancy is classified.
6. The name of the building official.
7. The edition of the code under which the permit was issued.
8. The use and occupancy, in accordance with the provisions of Chapter 3.
9. The type of construction as defined in Chapter 6.
10. If an automatic sprinkler system is provided, whether the sprinkler system is
required.
14) Section' 113, Board of Appeals, is hereby deleted in its entirety and the following is
hereby added in lieu thereof:
SECTION 113 BOARD OF APPEALS
113.1 General. The Building Review Board (hereafter "Board") established in Section
2-117 of the City Code is hereby empowered in accordance with the procedures set forth
in this Section and as authorized under Section 2-119 of the City Code to hear and decide
appeals of orders, decisions, or determinations made by the building official relative to
the application and interpretation of this code; to determine the suitability of alternative
materials or alternative methods of construction; and to grant permit extensions and
reinstatements as prescribed by Section 105.5. The building official shall serve as the
Secretary of the Board. The Board shall adopt rules of procedure for conducting its
business and shall render all decisions and findings in writing.
113.2 Applications/Hearings. When a building permit applicant or a holder of a
building permit desires relief from any decision of the building official related to the
enforcement of this code, except as is otherwise limited in Section 113.4, such building
permit applicant, building permit holder, or representative thereof may appeal the
decision of the building official to .the Board, stating that such decision by the building
official was based on an erroneous interpretation of the building regulations or that an
alternative design, alternative materials and/or the alternative methods of construction
proposed by the appellant are equivalent to those prescribed by this code, considering
structural strength, effectiveness, fire resistance, durability, safety and any other pertinent
factors.
The Board shall hear and decide all appeals made to it and shall have the authority to rule
in favor of the appellant when the Board determines that the interpretation of the building
regulations of the City by the building official was erroneous, or when the Board ,
determines an alternative design, alternative materials and/or the alternative methods
proposed by the appellant are equivalent to those prescribed by this code, considering
structural strength, effectiveness, fire resistance, durability, safety and any other pertinent ,
factors. The Board shall require that sufficient evidence be submitted to substantiate any
claims made regarding the proposed alternative design, alternative materials and/or
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alternative methods of construction. A quorum of 4 members shall be necessary for any
meeting of the Board.
113.3 Fees and Notification. Persons desiring to appeal to the Board any decision of the
building official as provided in this Section shall, at the time of filing such appeal, pay to
the City a filing fee in the amount of$50. Written notice of hearings shall be given to the
Appellant and, with respect to requests for exceptions or variances to Section 1101.1 of
this code, to the secretary to the Commission on Disability, at least 4 days prior to the
hearing by mailing the same to such party's last known address by regular U.S. mail.
113.4 Limitations. The Building Review Board shall have no authority with respect to
any of the following functions:
1. The administration of this code except as expressly provided otherwise;
2. Waiving requirements of this code, except as provided in this Section;
3. Modifying the applicable .provisions of, or granting variances to, this code, or
approving the use of alternative designs, alternative materials and/or alternative
methods of construction except as provided for in this Section and based upon a
specific appeal from a determination or decision of the building official on an
individual case basis; and
4. Modifying, interpreting, or ruling on the applicability or intent of the zoning and
land use regulations or other laws of the City except as expressly empowered
otherwise.
15) Section 114.4, Violation penalties is retained in its entirety with the following
amendments:
114.4 Violation penalties. Any person who violates a provision of this code or fails to
comply with any of the requirements thereof or who erects, constructs, alters or repairs a
building or structure in violation of the approved construction documents or directive of
the building official, or of a permit or certificate issued under the provisions of this code,
shall be guilty of a misdemeanor and shall be subject to the penalties and fines specified
in Section 1-15 of the City Code.
16) A new Section 114.5 Work commencing before permit issuance, is hereby added to read
as follows:
114.5 Work commencing before permit issuance. In addition to the penalties set forth
in Section 114.4, any person or firm who, before obtaining the necessary permit(s),
commences any construction of, or work on, a building, structure, electrical, gas,
mechanical or plumbing system that is not otherwise exempt from obtaining a permit,
shall be subject to a fine in addition to the standard prescribed permit fee. Said fine shall
be equal in amount to the permit fee, except that it shall not be less than $50 nor more '
than $1,000 for the first such violation. A person or firm committing the same such
violation repeatedly shall be subject to a fine equal to double the amount of the permit fee
or double the amount of the fine imposed for the preceding violation, whichever is
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greater, for each such subsequent violation committed within,,180 days of a previous
violation. Said fines may be appealed to the City Manager pursuant to Chapter 2, Article
VI of the City Code.
17) Section 202, DEFINITIONS, is hereby amended to modify, or add, in alphabetical
order, the following definitions:
COMMISSIONING. A process to verify and document that the selected building and
systems have been designed, installed, and function in accordance with the construction
documents, manufacturers' specifications, and minimum code requirements.
DWELLING. A building used exclusively for residential occupancy and for permitted
accessory uses, including single-family dwellings, two-family dwellings and multi-family
dwellings, and short term primary and non-primary rentals. The term dwelling shall not
include hotels, motels, homeless shelters, seasonal overflow shelters, tents or other
structures designed or used primarily for temporary occupancy with the exception of
short term. primary and non-primary rentals. Any dwelling shall be deemed to be a
principal building.
DWELLING UNIT. One or more rooms and a single kitchen and at least 1 bathroom,
designed, occupied or intended for occupancy as separate quarters for the exclusive use
of a single family for living, cooking and sanitary purposes, located in a single-family,
two-family or multi-family dwelling or mixed-use building.
FAMILY. Any number of persons who are all related by blood, marriage, adoption,
guardianship or other duly authorized custodial'relationship, and who live together as a
single housekeeping unit and share common living, sleeping, cooking and eating
facilities.
GRADE (ADJACENT GROUND ELEVATION). The lowest point of elevation of the
finished surface of the ground, paving or sidewalk between the building and the property
line or, when the property line is more than 5 feet (1.524 m) from the building, between
the building and a line 5 feet (1.524 m) from the building.
ROOM, SLEEPING (BEDROOM). A habitable room within a dwelling or other
housing unit designed primarily for the purpose of sleeping. The presence of abed, cot,
mattress, convertible sofa or other similar furnishing used for sleeping purposes shall be
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prima facie evidence that such space or room is a sleeping room. The presence of closets
or similar storage facilities shall not be considered relevant factors in determining
whether or not a room is a sleeping room.
TOWNHOUSE. A single-family dwelling unit constructed as part of a group of two or
more attached individual dwelling units, each of which is separated from the other from
the foundation to the roof and is located entirely on a separately recorded and platted
parcel of land site bounded b property lines which parcel is deeded exclusively forPsite)Y P P Y P Y
such single-family dwelling.
VOLATILE ORGANIC COMPOUND (VOC): Any compound of carbon, excluding
carbon monoxide, carbon dioxide, carbonic acid, metallic carbides or carbonates, and
ammonium carbonate, which participates in atmospheric photochemical reactions. VOCs
include a variety of chemicals, some of which may have short-and long-term adverse
health effects emitted as gases from certain solids or liquids.
18) Section 419.1 General is hereby retained in its entirety with the following amendments:
419.1 General.
A live/work unit shall comply with Sections 419.1 through 419.9. .
Exception: Dwelling or sleeping units that include an office that is less than 20 percent _
of the area of the dwelling unit are permitted to be classified as dwelling units with
accessory occupancies in accordance with Section 508.2.
19) A new Section 501.3 Premises Identification is hereby added to read as follows:
501.3 Premises Identification During Construction. The approved permit number and
street address number shall be displayed and be plainly visible'and legible from the
public street or road fronting the property on which any building is being constructed or
remodeled.
20) Section 505.2.1 Area Limitation is hereby retained in its entirety with the addition of a
new exception number 3 to read as follows:
3. Within individual dwelling units of Group R occupancies, the maximum
aggregate area of a mezzanine may be equal to one-half of the area of the room in
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which it is located, without being considered an additional story. The mezzanine
may be closed to the room in which it is located as long as means of egress from
the mezzanine are in conformance with Section 505.2.2.
21) Section 505.2.2 Means of Egress is hereby retained in its entirety with the
following amendments:
505.2.2 Means of egress. The means of egress for mezzanines shall comply with the
applicable provisions of Chapter 10. Habitable mezzanines within dwelling units shall.be
provided with emergency escape and rescue openings in accordance with Section 1030.
22) Section 705.3 Buildings on the same.lot is hereby retained in its entirety with the
following amendment adding a third paragraph after the numbered Exceptions, to read as
follows:
Lines or walls that are established solely to delineate individual portions of a building or
of a planned unit development (PUD) need not be considered as property lines for the;
purposes of this code, provided that such building is entirely located on property which is
under common ownership and further provided that required distances, set forth in
Section 503.1.2 for assumed property lines between buildings located on the same
property, are maintained.
23) Section 903.2.1.1 Group A-1 is hereby retained in its entirety with the following
amendments:
903.2.1.1 Group A-1. An automatic sprinkler system shall be provided for fire areas
containing Group A-1 occupancies and intervening floors of the building where one of
the following conditions exists:
1.The fire area exceeds 5000 square feet (464.5 mz).
2. The fire area has an occupant load of 300 or more.
3.The fire area is located on a floor other than a level of exit discharge serving such
occupancies.
4. The fire area contains a multitheater complex.
24) Section 903.2.1.3 Group A-3 is hereby retained in its entirety with the following
amendments:
903.2.1.3 Group A-3. An automatic sprinkler system shall be provided for fire areas
containing Group A-3 occupancies and intervening floors of the building where one of
the following conditions exists:
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I. The fire area exceeds 5000 square feet (464.5 mz).
2. The fire area has an occupant load of 300 or more.
3.The fire area is located on a floor other than a level of exit discharge serving such
occupancies.
25) Section 903.2.1.4 Group A-4 is hereby retained in its entirety with the following
amendments:
903.2.1.4 Group A-4. An automatic sprinkler system shall be provided for fire areas
containing Group A-4 occupancies and intervening floors of the building where one of
the following conditions exists:
1. The fire area exceeds 5000 square feet (464.5 M2).
2. The fire area has an occupant load of 300 or more.
3.The fire area is located on a floor other than a level of exit discharge serving
such occupancies.
26) A new Section 903.2.1.8 Group B is hereby added to read as follows:
903.2.1.8 Group B. An automatic sprinkler system shall be provided for fire areas
containing Group B occupancies when the fire area exceeds 5000 square feet (464.5 m2).
27) Section 903.2.3 Group E is hereby retained in its entirety with the following
amendments:
903.2.3 Group E. An automatic sprinkler system shall be provided for Group E
occupancies as follows:
1. Throughout all Group E fire areas greater than 5000 square feet (464.5 m2) in
area.
2. Throughout every portion of educational buildings below the lowest level of exit
discharge serving that portion of the building.
Exception: An automatic sprinkler system is not required in any area below the
lowest level of exit discharge serving that area where every classroom throughout the
building has not fewer than one exterior exit door at ground level.
28) Section 903.2.4 Group F-1 is hereby retained in its entirety with the following
amendments:
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903.2.4 Group F-1. An automatic sprinkler system shall ,be provided throughout all
buildings containing a Group F-1 occupancy where one of the following conditions
exists:
1. A Group F-1 fire area exceeds 5000 square feet (464.5 m2).
2.A Group F-1 fire area is located more than three stories above grade plane.
3. A Group F-1 occupancy used for the manufacture of upholstered furniture or
mattresses exceeds 2500 square feet (232 in).
29) A new Section 903.2.4.2 Group F-2 is hereby added to read as follows:
903.2.4.2 Group F-2. An automatic sprinkler system shall be provided throughout all
buildings containing a Group F-2 occupancy where one of the following conditions
exists:
1.A Group F-2 fire area exceeds 5000 square feet (464.5 m2).
2. A Group F-2 fire area is located more than three stories above grade plane.
30) Section 903.2.6 Group I is hereby retained in its entirety with the following
amendments:
903.2.6 Group I. An automatic sprinkler system shall be provided throughout buildings
with a Group I fire area.
Exceptions:
1. An automatic sprinkler system is not required where group I-4 day care facilities are at
the level of exit discharge and where every room where care is provided has not fewer
than one exterior exit door and the fire area does not exceed 5000 square feet (464.5 in 2).
2. In buildings where Group I-4 day care is provided on levels other than the level of exit
discharge, an automatic sprinkler system in accordance with Section 903.3.1.1 shall be
installed on the entire floor where care is provided, all floors between the level of care
and the level of exit discharge, and all floors below the level of exit discharge other than
areas classified as an open parking garage.
31) Section 903.2.7 Group M is hereby retained in its entirety with the following
amendments:
903.2.7 Group M. An automatic sprinkler system shall be provided throughout
buildings containing a Group M occupancy where one of the following conditions exists:
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1.A Group M fire area exceeds 5000 square feet (464.5 m2).
2.A Group M fire area is located more than three stories above grade plane.
3.A Group M occupancy used for the display and sale of upholstered furniture or
mattresses exceeds 5000 square feet (464 m2).
32) Section 903.2.9 Group S-1 is hereby retained in its entirety with the following
amendments:
903.2.9 Group S-1. An automatic sprinkler system shall be provided throughout all
buildings containing a Group S-1 occupancy where one of the following conditions
exists:
1. A Group S-1 fire area exceeds 5000 square feet (464.5 m2).
2. A Group S-1 fire area is located more than three stories above grade plane.
3. A Group S-1 fire area used for the storage of commercial motor vehicle where the
fire area exceeds 5000 square feet (464 m2).
4.A Group S-1 occupancy used for the storage of upholstered furniture_ or
mattresses exceeds 2500 square (232m2).
33) Section 903.2.9.1 Repair Garages is hereby retained in its entirety with the
following amendments:
903.2.9.1 Repair garages.
An automatic sprinkler system shall be provided throughout all buildings used as repair
garages in accordance with Section 406, as shown:
1. Buildings having two or more stories above grade plane, including basements,
with afire area containing a repair garage exceeding 5000 square feet (464.5 m2).
2. Buildings not more than one story above grade plane, with afire area containing
a repair garage exceeding 5000 square feet (464.5 m2).
3. Buildings with repair garages servicing vehicles parked in basements.
4. A Group S-1 fire area used for the repair of commercial motor vehicles where the
fire area exceeds 5000 square feet (464 in
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34) Section 903.2.10 Group S-2 enclosed parking garages is hereby retained in its entirety
with the following amendments:
903.2.10 Group S-2 enclosed parking garages. An automatic sprinkler system shall be
provided throughout all buildings containing a Group S-2 occupancy where one of the
following conditions exists:
1. A Group S-2 fire area exceeds 5000 square feet (464.5 mz).
2. A Group S-2 fire area is located more than three stories above grade plane.
Exception: Open Parking Garages
35) Section 903.2.11.1.3 Basements is hereby retained in its entirety with the following
amendments:
903.2.11.1.3 Basements. Where any portion of a basement is located more than 75 feet
22 860 mm) from openings required by Section. 903.2.11.1, the basement shall be
equipped throughout with an approved automatic sprinkler system.
36) Section 903.3.1.2 NFPA 13R sprinkler systems is hereby amended to read as follows
903.3.1.2 NFPA 13R sprinkler systems. Automatic Sprinkler systems in Group R
occupancies shall be installed throughout in accordance with NFPA 13 Section 903.3.1.1.
Exception: NFPA 13R is allowed when the following conditions exist:
1. The building does not contain more than 6 individual dwelling units and the units
are separated from each other with a 1 hour fire partition.
2. The building does not contain more than 12 individual dwelling units and is
divided into no more than 6 individual dwellings units (complying with number 1
above) by a minimum 2 hour fire partition
The number of stories of Group R occupancies constructed in accordance with Sections
510.2 and 510.4 shall be measured from the horizontal assembly creating separate
buildings.
37) Section 907.2.11 Single- and multiple-station smoke alarms is hereby retained in its
entirety with the following amendment to add a new second paragraph thereto to read as
follows:
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When one or more sleeping rooms are added or created in existing Group R Occupancies,
the entire building shall be provided with smoke detectors located and installed as
required for new Group R Occupancies as described herein.
38) Section I009.3 Stairways, is hereby preserved in its entirety with the following
amendments to the Exceptions listed therein:
Exceptions:
1.Exist access stairways providing means of egress from mezzanines are permitted
as part of an accessible means of egress.
2. The clear width of 48 inches (1219 mm) between handrails is not required in
buildings not more than 4 stories above grade plane equipped throughout with an
automatic sprinkler system installed in accordance with _Section 903.3.1.1 or
903.3.1.2.
3. The clear width of 48 inches (1219 mm) between handrails is not required for
stairways accessed from a refuge area in conjunction with a horizontal exit.
4. Areas of refuge are not required at exit access stairways in buildings not more
than 4 stories above grade plane equipped throughout with an automatic sprinkler
system installed in accordance with Section 903.3.1.1 or 903.3.1.2.
65. Areas of refuge are not required at stairways serving open parking garages.
6. Areas of refuge are not required for smoke protected assembly seating areas
complying with Section 1029.6.2.
7. Areas of refuge are not required at stairways in Group R-2 occupancies.
8. Areas of refuge are not required for stairways accessed from a refuge area in
conjunction with a horizontal exit.
39) Section I009.4 Elevators is hereby preserved in its entirety with the following
amendments:
1009.4 Elevators. In order to be considered part of an accessible means of egress, an
elevator shall comply with the emergency operation and signaling device requirements of
Section 2.27 of ASME A17.1. Standby power shall be provided in accordance with
Chapter 27 and Section 3003.
17 --
40) Section 1009.4 Elevators is further amended by the addition of a new Exception 6 to read
as follows:
6. Elevators in buildings not more than 4 stories above grade plane are not required
to be considered an accessible means of egress when the building is equipped
throughout with an automatic sprinkler system installed in accordance with
Section 903.3.1.1 or 903.3.1.2.
41) Section 1009.6 Areas of refuge is hereby retained in its entirety with the following
amendments:
1009.6 Areas of refuge Areas of refuge are not required in buildings not more than 4
stories above grade plane. Every required area of refuge shall be accessible from the
space it serves by an accessible means of egress.
42) Section 1009.8 Two-way communication is hereby retained in its entirety with the
following amendments to Exception #L
Exception:
1. Two-way communication systems are not required at the landing serving each
elevator or bank of elevators of buildings not required to provide areas of refuge in
accordance with section 1009.6.
43) Section 1010.1.5 Floor elevation is hereby retained in its entirety with the addition of a
new Exception 7 to read as follows:
7.Exterior doors serving individual dwelling units, other than the main,entrance
door to a dwelling unit, may open at one intervening exterior step that is equally
spaced between the interior floor level above and exterior landing below,
provided that the step has a minimum tread depth of 12 inches, a maximum riser
height of 7 3/4 inches (19.68cm), and a minimum width equal to the door width,
and further provided that the door does not swing over the step.
44) Section 1010.1.5 Floor elevation is further amended by the addition of the following
paragraph after the Exceptions:
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All exterior steps, slabs, walks, decks and patios serving as exterior door landings or
exterior stairs shall be adequately and permanently secured in place by approved methods
to prevent such landings or stairs from being undermined or subject to significant
displacement due to improper placement of supporting backfill or due to inadequate
anchoring methods.
45) Section 1011.11 Handrails is hereby retained in its entirety with the following
amendments:
1011.11 Handrails. Stairways of more than 1 riser shall have handrails on each side and
shall comply with Section 1014. Where glass is used to provide the handrail, the handrail
shall also comply with Section 2407.
l
Exceptions:
1. Stairways within dwelling units and spiral stairways are permitted to have a handrail
on one side only.
2. Decks, patios and walkways that have a single change in elevation where the landing
depth on each side of the change of elevation is greater than what is required for a
landing do not require handrails.
3. In Group R-3 occupancies, a change in elevation consisting of a single riser at an
entrance or egress door does not require handrails.
4. Changes in room elevations of three or fewer risers within dwelling units and
sleeping units in Group R-2 and R-3 do not require handrails.
46) Section 1015.8 Window openings is hereby retained in its entirety with the following
amendments to the first paragraph to read as follows:
1015.8 Window openings. Windows in Group R-2 and R-3 buildings including dwelling
units, where the top of the sill of an operable window opening is located less than 24
inches (610 mm) above the finished floor and more than 72 inches (1929 mm) above the
finished grade or other surface below on the exterior of the building, shall comply with
one of the following:
47) A new Section 1015.9 Below grade openings is hereby added to read as follows:
1015.9 Below grade openings. All area wells, stair wells and light wells attached to any
building that are located less than 36 inches from the nearest intended walking surface
and deeper than 36 inches below the surrounding ground level, creating an opening with
a horizontal dimension greater than 24 inches measured perpendicularly from the
building, with the side walls of such well having a slope steeper than 2 horizontal to 1
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i
vertical, shall be protected with guardrails conforming to this Section around the entire
opening, or be provided with an equivalent barrier.
Exceptions:
1. The access side of stairways need not be barricaded.
2.Area wells provided for emergency escape and rescue windows may be protected
with approved grates or covers that comply with Section 1029.4 of this code.
3.Covers and grates may be used over stairways and other openings used
exclusively for service access or for admitting light or ventilation.
48) Section 1030.1 General is hereby retained in its entirety with the following amendments
to Exceptions 1:
Exceptions:
1. Basements with a ceiling height of less than 72 inches (1828.8 mm) shall not be
required to have emergency escape and rescue openings.
49) A new Section 1030.3.1 Minimum height from floor is hereby added to read as follows:
1030.3.1 Minimum height from floor. Emergency escape and rescue windows that are
located more than 72 inches (1829 mm) above the finished grade shall have a sill height
of not less than 24 inches (609 mm) measured from the finished interior side floor.
Exception:
Emergency escape and rescue openings located over a roof surface with a slope of 4:12
or less and extending a minimum of 5 feet horizontally outward from the window.
50) Section 1030.5 Window Wells is hereby retained in its entirety with amendments adding
new exceptions to read as follows:
Exception:
With the window in the full open position, the bottom window well step may encroach a
maximum of 12.inches (304 mm) into the minimum horizontal projection, provided the
well meets the criteria of 1 and 2 below:
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1. The bottom of the well is not less than 36 inches wide (914 mm), centered
horizontally on the openable portion of the emergency escape and rescue opening,
and
2.An unobstructed clear horizontal projection of 36 inches (914 mm) is maintained
at the centerline of the openable portion of the emergency escape and rescue door
or window.
51) A new Section 1030.5.3 Drainage is hereby added to read as follows:
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1030.5.3 Drainage. All window wells shall be designed for proper drainage by
connecting to the building's foundation drainage system required by Section 1805.4.2 or
by an approved alternative method. The inlet to the drainage system shall be a minimum
of 4 inches (101 thin) below the window sill. Where no drains are required, the window
well surface shall be a minimum of 4 inches (101 mm) below the window sill.
Exceptions:
1. A drainage system for window wells is not required when the foundation is on
well-drained soil or sand-gravel mixture soils as determined by the foundation
engineer of record.
2. A drainage system is not required for new window wells on additions to existing
dwellings.
52) Section 1101.2 Design is hereby retained in its entirety with the following amendments:
1101.2 Design. Buildings and facilities shall be designed and constructed to be accessible
in accordance with this code and the most recently published edition of ICC A117.1 as
referenced by the building official.
53) Section 1103.1 Where required is hereby retained in its entirety with the following
amendment to add a new second paragraph to read as follows:
When the Building Review Board considers granting exceptions or variances either to
this chapter pursuant to Section 113 of this code or to Colorado Statutes pursuant to
Section 9-5-102, C.R.S., it shall require the applicant requesting the exception or variance
to demonstrate that the application of a particular standard or specification relating to
access for persons with disabilities would impose an extraordinary hardship on the
subject property. For the purposes of this Section, an extraordinary hardship shall mean a
substantial and unusual hardship that is the direct result of unique physical site conditions
such as terrain, topography or geology, or that is the direct result of other unique or
special conditions encountered on the subject property, but that are not typically
21 -
encountered elsewhere in the City. Constraints, complications or difficulties that may
arise by complying with this chapter and/or with the statutory standards for accessibility"
but that do not constitute an extraordinary hardship shall not serve to justify the granting
of an exception or variance.
54) Section 1107.2 Design is hereby retained in its entirety with the following amendment to
add a new second and a new third paragraph to read as follows:
When any building or buildings, classified as Group R, Division 1 or Group R, Division 2
Occupancy, are constructed as a single building project (or any phase thereof) on any one
site, and such building project (or phase) contains one or more accessible dwelling units
as required by this chapter or Colorado law, said building project (or phase) shall be
constructed such that all such required accessible dwelling units in such building project
or phase) provide the same functional features as are provided in the nonaccessible units
in such building project (or phase). Furthermore, all such functional features except
dwelling unit bedroom-types shall be provided in the same proportion as in the
nonaccessible units. Not less than 50 percent of the required accessible dwelling units
shall be constructed with the distribution of accessible dwelling unit bedroom-types
being proportionally the same as the distribution of nonaccessible dwelling unit bedroom-
types, provided that at least one of each dwelling unit bedroom-type constructed in the
building project(or phase) shall be an accessible dwelling unit.
For purposes of this Section 1107.2, the following definitions shall apply. Dwelling unit
bedroom-type shall mean the number of bedrooms within the dwelling unit. Functional
feature shall mean a closet, garage, carport, patio, deck; additional room (such as a
bedroom, bathroom, den, storeroom, laundry or similar room) or any other significant
feature built at the time of original construction that offers occupants improved
convenience or comfort. Aesthetic or decorative features such as colors, architectural
design elements, trim and finish materials, decorative heating appliances not providing
the primary comfort heat source, lighting fixture style, cabinet and hardware style,
plumbing fixture style, the type and location of windows and glazed lights, or any similar
miscellaneous features shall not be construed as functional features.
55) Table 11,07.6.1.1 Accessible Dwelling Units and Sleeping Units is hereby deleted in its
entirety and the following Table 1107.6.1.1 is hereby added in lieu thereof:
TABLE 1107.6.1.1
ACCESSIBLE DWELLING UNITS AND SLEEPING UNITS
Total number Minimum required number of Minimum required Total number of required
of units accessible units without roll-in number of accessible accessible units
provided showers units with roll-in
showers
1 -25 i 1 0 1
26-50 1 1 2
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51 -75 2 2 4
76- 100 3 2 5
101 - 150 5 2 7
151 -200 6 2 8
201 -300 7 3 10
301 -400 8 4 12
401 -500 9 4 13
501 - 1000 2% of total 1%of total 3%of total
Over 1000 20,plus 1 for each 100,or fraction 10,plus 1.for each 100, 30,plus 1 for each 100,
thereof, over 1000 or fraction thereof, over or fraction thereof,over
1000 1000
56) Section 1203.4 Under-floor ventilation is hereby deleted in its entirety and the following
is hereby added in lieu thereof:
1203.4 Under-floor ventilation All exposed earth in a crawl space shall be covered with
a continuous Class I vapor retarder. Joints of the vapor retarder shall overlap by 6 inches
152 mm) and shall be sealed or taped. The edges of the vapor retarder shall extend at
least 6 inches (152 mm) up the perimeter stem wall and any footing pads on grade, and be
permanently attached and sealed to the stem wall or footing pads.
1203.4.1 Crawl space. Crawl spaces shall be designed and constructed to be inside the
building thermal envelope, in accordance with the insulation and air sealing requirements
for crawl space walls and rim joists of Section N1102 of the International Residential .
Code as amended or the International Energy Conservation Code as amended. Crawl
spaces shall not be vented to the exterior. They shall be conditioned using one of the
following approaches:
1.Continuously operated mechanical exhaust ventilation at a rate equal to 1 cubic
foot per minute (0.47 Us) for each 50 square feet (4.7m2) of crawl space floor
area, including .an air pathway to the common area (such as a duct or transfer
grille);
2.Conditioned air supply sized to deliver at a rate equal to 1 cubic foot per minute
0.47 Us) for each 50 square feet (4.7 m2) of under-floor area, including a return
air pathway to the common area (such as a duct or transfer grille);
3. Plenum in existing structures complying with Section M1601.5, if under-floor
space is used as a plenum.
Exception:
Crawl spaces shall be permitted to be designed and constructed as unconditioned spaces,
outside the building thermal envelope, provided the following requirements are met:
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1. The floor above the crawl space is part of the building thermal envelope. It shall
meet the insulation requirements of Table N1102.1.1 of this code and shall be air-
sealed in accordance with Section N1102.4.1 of this code.
2.Ventilation openings shall be placed through foundation walls or exterior walls.
The minimum net area of ventilation openings shall not be.less than 1 square foot
0.0929 m2) for each 1,500 square feet (140 m2) of under-floor space area. One
such ventilating opening shall be within 3 feet (914 mm) of each corner of the
building.
3.Ventilation openings shall be covered for their height and width with any of the
following materials provided that the least dimension of the covering shall not
exceed 1/4 inch (6.4 mm):
a.Perforated sheet metal plates not less than 0.070 inch (1.8 mm) thick.
b. Expanded sheet metal plates not less than 0.047 inch (1.2 mm) thick.
C.Cast-iron grill or grating.
d. Extruded load-bearing brick vents.
e.Hardware cloth of 0.035 inch (0.89 mm) wire or heavier.
f.Corrosion-resistant wire mesh, with the least dimension being one-eighth
1/8) inch (3.2 mm) thick.
4. The installation of operable louvers.is allowed.
Mechanical ventilation systems for spaces under below grade floors shall be designed by
a professional engineer, addressing moisture controls and by approved methods
considering the impact of negative pressures created by exhaust fans, clothes dryers and
similar appliances.
1203.4.2 Ventilated under-floor spaces. Floor systems above ventilated under-floor
spaces, or floors open to the exterior with no enclosed space below shall be insulated to
R-30 in accordance with the adopted International Energy Conservation Code Table
402.1.1. The floor system shall be sealed to prevent heat loss and air infiltration.
57) A new Section 1211 Radon-Resistant Construction is hereby added to read as follows:
1211 —Radon-resistant construction
1211.1 Scope. The provisions of this Section shall apply to new R-2, R-3, R-4
Occupancies, new I-1 occupancies, and new I-2 nursing homes.
1211.1.1 Purpose. The purpose of this Section is to provide minimum requirements to
enhance the public safety, health and general welfare, through construction methods
designed and installed to resist entry of radon gas into the occupied spaces of buildings
regulated by this code.
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1211.2 - Definitions
1211.2.1 General. For the purpose of this Section, the terms used shall be defined as
follows:
FOUNDATION DRAIN SYSTEM. A continuous length of drain tile, perforated pipe,
or filter mat extending around all or part of the internal or external perimeter of a
basement or crawl space footing designed to collect and drain away excess subsurface
water.
RADON. A naturally occurring, chemically inert, radioactive gas that is not detectable
by human senses, that can move readily through particles of soil and rock, and that can
accumulate under the slabs and foundations of homes where it can easily enter the living
space through construction cracks and openings.
SOIL-GAS-RETARDER. A continuous membrane of 3-mil (0.075 mm) cross-linked
polyethylene or other equivalent material used to retard the flow of soil gases into a
building.
SUBFLOOR. A concrete slab or other approved permanent floor system that directly
contacts the ground and is within the walls of the living spaces of the building.
SUB-MEMBRANE DEPRESSURIZATION SYSTEM. A system designed to achieve
lower sub-membrane air pressure relative to crawl space air pressure by use of a vent
drawing air from beneath the soil-gas-retarder membrane.
SUB-SLAB DEPRESSURIZATION SYSTEM (Passive). A system designed to
achieve lower sub-slab air pressure relative to indoor air pressure by use of a vent pipe
routed through the conditioned space of a building and connecting the sub-slab area with
outdoor air, thereby relying on the convective flow of air upward in the vent to draw air
from beneath the slab.
1211.3 - Requirements
1211.3.1 General. The following required construction methods are intended to resist
radon entry and prepare the building for post-construction radon mitigation.
1211.3.2 Subfloor preparation. A layer of gas-permeable material shall be placed under
all subfloors. The gas-permeable layer shall consist of one of the following methods
except that where fills of aggregate size less than that described in Method 1 are used
beneath a slab, Method 2,3, 4, or 5 must be used.
1.A uniform layer of clean aggregate, a minimum of 4 inches (102 mm) thick. The
aggregate shall consist of material that will pass through a 2 inch (51 mm) sieve
and be retained by a 1/4 inch (6.4 mm) sieve. In buildings where interior footings
or other barriers separate sub-grade areas, penetrations through the interior
25 -
footing or barrier equal to a minimum of 1,2 square inches (0.094 m2) per 10 feet
3.048 m) of barrier length shall be provided. A minimum of 2 penetrations shall
be provided per separation and be evenly spaced along the separation.
Exception:
In buildings where interior footings or other barriers separate the sub-grade area, separate
radon vent pipes may be installed for each sub-grade area as specified in Section 1211.5.2
in place of penetrations through the barrier.
2. A foundation drain pipe system installed under concrete floor slab areas less than
2,000 square feet (186 m2), consisting of a continuous loop of minimum 3 inch
76 mm) diameter perforated pipe shall be laid in the sub-grade with the top of the
pipe located 1-inch (25.4 mm) below the concrete slab. The pipe may be rigid or
flexible but shall have perforations fully around the circumference with a free air
space equal to 1.83 square inches per square foot (127 cm2/m2) of exterior pipe
surface area. Such pipe shall be wrapped with approved filter material to prevent
blocking.of pipe perforations. The pipe loop shall be located inside of the exterior
perimeter foundation walls not more than 12 inches (305 mm) from the perimeter
foundation walls. In buildings where interior footings or other barriers separate
the sub-grade area, the loop of pipe shall penetrate or pass beneath such interior
footings or barriers. For slab areas greater than 2,000 square feet (186 m2) but less
than 4,000 square feet (372 m2), the preceding configuration may be used,
provided a minimum of 4 inch diameter (102 mm) pipe is installed. Slabs in
excess of 4,000 square feet (372 m2) shall have under them separate loops for
every additional 2,000 square feet (186 m2) of slab area when 3 inch (76 mm)
diameter pipe is used, or slabs may have separate loops rovided for each
additional increment in area between 2,000 square feet (186 m ) and 4,000 square
feet (372 m2) when 4-inch (102 mm) diameter pipe is used.
3. A foundation drain soil gas collection mat system installed under concrete floor
slab areas of 2,000 square feet (186 m2) or less, consisting of a continuous
rectilinear loop of soil gas collection mat or drainage mat having minimum
dimensions of 1 inch in height by 12 inches in width (25.4 mm in height x 305
mm in width) and a nominal cross-sectional air flow area of 12 square inches
0.0078 m2) may be laid on top of the sub-grade. The mat shall be constructed of a
matrix that allows for the movement of air through it and be capable of supporting
the concrete placed upon it. The matrix shall be covered by approved filter
material on all four sides to prevent dirt or concrete from entering the matrix. All
breaches and joints in the filter material shall be repaired prior to the placement of
the slab. The loop shall be located inside-the exterior perimeter foundation walls
and within 12 inches (305 mm) from the perimeter foundation walls. In buildings
where interior footings or other barriers separate the sub-grade area, the mat shall
penetrate these interior footings or barriers to form a continuous loop around the
exterior perimeter.
I
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Slabs larger'than 2,000 square feet (186 m 2) but less than 4,000 square feet (372
1112) shall have under them an additional strip of mat that bisects the loop forming
two areas approximately equally divided by the two halves of the rectilinear loop.
Slabs larger than 4,000 square feet (372 m2) shall have separate loops for each
2,000 (186 m2) square.feet, or for each 4,000 square feet (372 m2) if a loop is
bisected as specified in the preceding configuration.
4.A uniform layer of sand (native or fill), a minimum of 4 inches (102 mm) thick,
overlain by a layer or strips of geo-textile drainage matting designed to allow the
lateral flow of soil gases.
5.Other materials, systems or floor designs with demonstrated capability to permit
depressurization across the entire sub-floor area.
1211.3.3 Entry routes. Potential radon entry routes shall be closed in accordance with
Sections 1211.3.4.1 through 1211.3.4.8
1211.3.3.1 Floor openings. Openings around bathtubs, showers, water closets, pipes,
wires or other objects that penetrate concrete slabs or other floor assemblies shall be
filled with a polyurethane caulk or equivalent sealant applied in accordance with the
manufacturer's recommendations.
1211.3.3.2 Concrete joints. All control joints, isolation joints, construction joints and
any other joints in concrete slabs or between slabs and foundation walls shall be sealed
with a caulk or sealant. Gaps and joints shall be cleared of loose material and filled with
polyurethane caulk or other elastomeric sealant applied in accordance with the
manufacturer's recommendations.
1211.3.3.3 Condensate drains. Condensate drains shall be trapped or routed through
non-perforated pipe to daylight.
1211.3.3.4 Sumps. Sump pits open to soil or serving as the termination point for sub-slab
or exterior drain tile loops shall be covered with a gasketed or otherwise sealed lid.
Sumps used as the suction point in a sub-slab depressurization system shall have a lid
designed to accommodate the vent pipe. Sumps used as a floor drain shall have a lid
equipped with a trapped inlet and view port.
1211.3.3.5 Foundation walls. Hollow block masonry foundation walls shall be
constructed with either a continuous course of solid masonry, one course of masonry
grouted solid, or a solid concrete beam at or above finished ground surface to prevent
passage of air from the interior of the wall into the living space. Where a brick veneer or
other masonry ledge is installed, the course immediately below that ledge shall be sealed.
Joints, cracks or other openings around all penetrations of both exterior and interior
surfaces of masonry block or wood foundation walls below the ground surface shall be
filled with polyurethane caulk or equivalent sealant. Penetrations of concrete walls shall
be filled.
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1211.3.3.6 Dampproofing. The exterior surfaces of portions of concrete and masonry
block walls below the ground surface shall be damp-proofed in accordance with Section
1805.
1211.3.3.7 Air-handling units. Air-handling units in crawl spaces shall be sealed to
prevent air from being drawn into the unit.
Exception: Units with gasketed seams or units that are otherwise sealed by the
manufacturer to prevent leakage.
1211.3.3.8 Ducts. Ductwork passing through or beneath a slab shall be of seamless
material unless the air-handling system is designed to maintain continuous positive
pressure within such ducting. Joints in such ductwork shall be sealed to prevent air
leakage. Ductwork located in crawl spaces shall have all seams and joints sealed by
closure systems in accordance with the International Mechanical Code.
1211.3.4 Sub-membrane depressurization system. In buildings with interior structural
floors directly above under-floor spaces containing exposed soil surfaces that are not
protected by a sub-slab depressurization system, the following components of sub-
membrane depressurization system shall be installed during construction.
Exception: Buildings in which an approved mechanical ventilation system complying
with Section -1203 or such other equivalent system that provides equivalent
depressurization across the entire sub-membrane area as determined by the building
official is installed in the under-floor spaces.
1211.3.4.1 Ventilation. Crawl spaces and similar under-floor spaces shall be provided
with ventilation complying with Section 1203.
1211.3.4.2 Soil-gas-retarder. The exposed soil in under-floor spaces shall be covered
with a continuous layer of soil-gas-retarder. Such groundcover joints shall overlap 6
inches (152 mm) and be sealed or taped. The edges of the groundcover shall extend a
minimum of 6 inches (152 mm) up onto all foundation walls enclosing the under-floor
space and shall be attached and sealed to foundation walls in an approved manner.
1211.3.4.3 Vent pipe riser. A plumbing tee or other approved connection shall be
inserted horizontally beneath the sheeting and connected to a 3- or 4-inch-diameter (76
mm or 102 mm) fitting with a vertical vent pipe installed through the sheeting: The vent
pipe shall be extended up through the building floors, and shall terminate at least 12
inches (305 mm) above,the roof in a location at least 10 feet (3.048 m) away from any
window or other opening into the conditioned spaces of the building at a point that is less
than 2 feet (0.610 m) below the exhaust point and 10 feet (3.048 m) from any window or
other opening in adjoining or adjacent buildings.
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1211.3.5 Sub-slab depressurization system. The following components of a sub-slab
depressurization system shall be installed during construction under basement or slab-on-
grade floors.
1211.3.5.1 Vent pipe riser. A minimum 3-inch-diameter (76 mm) ABS, PVC or
equivalent gas-tight pipe shall be embedded vertically into the sub-slab aggregate or other
permeable material before the slab is cast. A 'T' fitting or equivalent method shall be used
to ensure that the pipe opening remains within the sub-slab permeable material.
Alternatively, the 3-inch (76 mm) pipe shall be inserted directly into an interior perimeter
drain tile loop or through a sealed sump cover where the sump is exposed to the sub-slab
aggregate or connected to it through a drainage system.
All vent pipes shall be extended up through the building floors and shall terminate at least
12 inches (305 mm) above the surface of the roof in a location at least 10 feet (3.048 m)
away from any window, air intake, or other opening into the conditioned spaces of the
building at a point that is less than 2 feet (0.610 m) below the exhaust point, and 10 feet
3.048 m) from any window or other opening in adjoining or adjacent buildings. The
discharge end of vent pipe terminations shall be unobstructed and protected from small
r
animal entry with a corrosion-resistant screen having openings between '/a inch (6.4 mm)
and '/z inch (12.7 mm).
1211.3.5.2 Multiple vent pipes. In buildings where interior footings or other barriers
separate the sub-slab aggregate or other gas-permeable material, each area shall be fitted
with an individual vent pipe. Vent pipes shall connect to a single vent that terminates
above the roof or, in the alternative, each individual vent pipe shall terminate separately
above the roof.
1211.3.6 Vent pipe drainage. All components of the radon vent pipe system shall be
installed to provide positive drainage to the ground beneath the slab or soil-gas retarder.
1211.3.7 Vent pipe accessibility. Radon vent pipes shall be accessible for fan installation
through an attic or other area outside the habitable space.
Exception: The radon vent pipe need not be accessible in an attic space where an
approved.roof-top electrical supply is provided.
1211.3.8 Vent pipe identification and notification. All exposed and visible interior
radon vent pipes shall be conspicuously identified with at least one label on each floor
and in attics provided with access openings. The label shall read substantially as follows:
Radon Reduction System. In addition to the preceding label, a notice shall be placed in a
conspicuous area near the vent pipe that includes the following statement:
This radon reduction system is not required to be tested and is a 'passive' system,
relying entirely on natural ventilation. Occupants are advised to test for radon and take
remedial action as necessary by installing a continuously operating fan located in the
29 -
vent pipe (access typically provided in the attic) and connected to the nearby provided
electrical outlet. Call 1-800-767-radon for more information. "
1211.3.9 Combination foundations. Combination basementic•rawl space or slab-on-
gradelcrawl space foundations shall have separate radon vent pipes installed in each type
of foundation area. Each radon vent pipe shall terminate above the roof or shall be
connected to a single vent that terminates above the roof.
1211.3.10 Building depressurization. Joints in air ducts and plenums in unconditioned
spaces shall be substantially air tight and permanently sealed with an approved sealant,
mastic, or other approved methods. Thermal envelope air infiltration requirements shall
comply with the energy conservation provisions in the energy conservation code
currently enacted by the City. Firestopping shall be in conformance with the most recent
general building code enacted by the City.
1211.3.11 Provisions for future depressurization fan installation. Permanent
provisions shall be made for the future installation of an in-line fan to be connected to
every radon vent pipe. Such designated fan locations shall be outside of the conditioned
envelope of the building, such as in the attic, garage and similar locations, excluding
crawl spaces and other interior under-floor spaces. Designated locations shall
accommodate an unobstructed permanent cylindrical space with the following minimum
dimensions: 12 inches (305 mm) measured radially around the radon vent pipe along a
vertical distance of 30 inches (760 mm). Designated fan locations shall be permanently
accessible for servicing and maintenance. An electrical circuit shall be provided within 4
feet (1.219 m) of and within sight from designated fan locations. Such circuit shall have a
means of positive disconnection and be terminated in an approved electrical outlet in
accordance with the applicable current electric code.
1211.3.11.1 Depressurization fan system activation. When a passive system
constructed in"accordance with this code is to be converted to an active system, an
approved in-line fan shall be installed in a designated fan location as specified in Section.
1211.11.1. Additionally, an approved permanent electric light fixture and in-line pipe
couplings that facilitate fan replacement shall be provided. The in-line fan shall be
designed to operate continuously for a period of not less than 5 years and have a
minimum air-flow rating as established by the building official. A readily accessible
manometer or other approved warning device that notifies occupants of a fan malfunction
by a visible or audible signal shall be installed within the dwelling unit.
58) A new Section 1404.9.1 Vinyl siding on new buildings is hereby added to read as
follows:
1404.9 Vinyl siding. Vinyl siding shall be certified and labeled as conforming to the
requirements of ASTM D 3679 by an approved quality control agency.
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Section 1404.9.1 Vinyl siding on new buildings. Vinyl sidings on new buildings shall
be installed over one-hour fire-rated assemblies listed for exterior fire exposure, in both
the vertical and horizontal plane.
59) A new Section 1404.12.3 Polypropylene siding on new buildings is hereby added to read
as follows:
1404.12 Polypropylene siding. Polypropylene siding shall be certified and labeled as
conforming to the requirements of ASTM D 7254 and those of Section 1404.12.1 or
1404.12.2 by an approved quality control agency. Polypropylene siding shall be installed
in accordance with the requirements of Section 1405.18 and in accordance with the
manufacturer's installation instructions. Polypropylene siding shall be secured to the
building so as to provide weather protection for the exterior walls of the building.
1404.12.1 Flame spread index. The certification of the flame spread index shall be
accompanied by a test report stating that all portions of the test specimen ahead of the
flame front remained in position during the test in accordance with ASTM E 84 or UL
723.
1404.12.2 Fire separation distance. The fire separation distance between a building with
polypropylene siding and the adjacent building shall be no less than 10 feet (3048 mm).
1404.12.3 Polypropylene siding on new buildings. Polypropylene on new buildings
shall be installed over one-hour fire-rated assemblies listed for exterior fire exposure, in
both the vertical and horizontal plane.
60) A new Section 1405.13.2 Fenestration installation is added to read as follows:
1405.13.2 Fenestration installation. For all new construction and additions, all new
fenestration installations shall be in accordance with American Architectural
Manufacturers Association (AAMA) Standards/Specifications for Windows, Doors and
Skylights and shall be supervised and inspected by an individual certified as an
Installation Master by Architectural Testing, Inc. (ATI), or other nationally recognized
agency.
61) Section 1503.4 Roof drainage is hereby retained in its entirety with the following
amendments:
1503.4 Roof drainage. All buildings shall have a controlled method of water disposal
from roofs that will collect and discharge roof drainage to the ground surface at least 5
feet (1524 mm) from foundation walls or to an approved drainage system. Design and
installation of.roof drainage systems shall comply with Section 1503 of this code and
Sections 1106 and 1108, as applicable, of and the International Plumbing Code.
i
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62) Section 1503.6 Crickets and saddles is hereby retained in its entirety with the following
amendment to add a new exception number two:
1503.6 Crickets and saddles. A cricket or saddle shall be installed on the ridge side of
any chimney or penetration greater than 30 inches (762 mm) wide as measured
perpendicular to the slope. Cricket or saddle coverings shall be sheet metal or of the same
material as the roof covering.
Exceptions:
1.Unit skylights installed in accordance with Section 2405.5 and flashed in
accordance with the manufacturer's instructions shall be permitted to be installed
without a cricket or saddle.
2.Re-roofing.
63) Section 1505.1 General is hereby deleted in its entirety and the following is hereby
added in lieu thereof:
1505.1 New Construction. The roof-covering classification on any new structure
regulated by this code shall be Class A.
Exceptions:
1. Noncombustible roof coverings as defined in Section 1507.3, 1507.4, 1507.5 may
be applied in accordance with the manufacturer's specifications in place of a fire-
retardant roofing assembly.
2.Any Class B or Class C roof covering may be applied on any new construction
that is added to an existing building classified as a Group R, Division 3
Occupancy, provided the roof extremities of such existing building and new
construction are located a minimum distance of 5 feet from the nearest adjacent
property line and are a minimum distance of 10 feet from any other building.
3.Skylights and sloped glazing that comply with Chapter 24 or Section 2610.
64) Table 1505.1, Minimum Roof Covering Classifications for Types of Construction, is
hereby deleted in its entirety.
65) Section 1507.2.1 Deck requirements is hereby retained in its entirety with the following
amendments
1507.2.1 Deck Requirements. Asphalt shingles shall be fastened to solidly sheathed
decks. Gaps in the solidly sheathed or plank decking shall not exceed 1/8 inch.
32 -
66) A new Section 1507.2.9.4 Sidewall flashing is hereby added to read as follows:
1507.2.9.4 Sidewall flashing. Flashing against a vertical sidewall shall be by the step-
flashing method. The flashing shall be a minimum of 4 inches (102 nun) high and 4
inches (102 mm) wide. At the end of the vertical sidewall the step flashing shall be turned
out in a manner that directs water away from the wall and onto the roof and/or gutter.
Exception: Re-roofing where step flashing would require removal of siding material,
provided adequate flashing is installed.
67) A new Section 1507.2.9.5 Other flashing is hereby added to read as follows:
1507.2.9.5 Other flashing. Flashing against a vertical front wall, as well as soil stack,
vent pipe and chimney flashing shall be applied according to the asphalt shingle
manufacturer's printed instructions.
68) Section 1511.1 General is hereby retained in its entirety with the following amendment
adding two paragraphs at the end after the Exceptions, to read as follows:
No portion of an existing nonrated roof covering may be permanently replaced or
covered with more than one square of nonrated roof covering.
Any existing roof covering system may be replaced with a roof covering of the same
materials and classification, provided the replacement roof covering has a minimum
rating of Class C.
9) A new Section 1608.2.1 Roof snow load, is hereby added to read as follows;
1608.2.1 Roof Snow Loads. Roof snow loads shall be a minimum of 30 psf.
70) Section 1609.3 Ultimate design wind speed is hereby deleted in its entirety and the
following is hereby added in lieu thereof:
1609.3 Basic wind speed. The basic wind speed, in mph, for the determination of the
wind loads shall be 100 miles per hour (161 kph) Vasd or 129 miles per hour (208 kph)
Vult.
71) A new Section 1804.3.1 Final Grading is hereby added to read as follows:
1804.3.1 Final Grading. Final grading adjacent to the foundation and above utility
trenches shall be compacted sufficiently and in such a manner that it is not undermined or
subject to significant settlement or displacement due to improper placement of backfill.
33 -
r
72) Section 2406.4.7 Glazing adjacent to the bottom stair landing is hereby retained in its
entirety with the following amendments:
2406.4.7 Glazing adjacent to stair landings. Glazing adjacent to the stair landings
where the glazing is less than 36 inches ( 914 mm) above the landing and within 60
inches (1524 mm) horizontally of the top or bottom tread shall be considered 'a
hazardous location.
Exception: The glazing is protected by a guard complying with Sections 1013 and
1607.8 where the plane of the glass is more than 18 inches (457 mm) from the guard.
73) A new Section 2902.1.3 Touch free toilet facilities is hereby added to read as follows:
2902.1.3 Touch-free toilet facilities. Toilet facilities installed for occupancies associated
with food preparation or food service to the public shall be provided with:
1. Automatic touch-free water control valves on lavatories.
2. Automatic touch-free paper towel dispensers.
3. Toilet facilities exit doors that allow exiting without requiring touching by hand
of any door hardware such as knobs, levers, sliding bolts, latches and similar
devices.
Exception: Toilet facilities designed as a single occupant use may be provided with exit
door locking hardware to afford privacy, doors may swing inward or outward.
74) Section 2962.2 Separate facilities is hereby retained in its entirety with the following
amendments:
2902.2 Separate facilities. Where plumbing fixtures are required, separate facilities shall
be provided for each sex.
Exceptions:
1. Separate facilities shall not be required for dwelling units and sleeping units.
2.Separate facilities shall not be required in structures or tenant spaces with a total
occupant load, including both employees and customers, of 30 or fewer.
3. Separate facilities shall not be required in mercantile occupancies in which the
maximum occupant load is 100 or less.
4. Multiple single-user Unisex facilities may be used provided that the total fixture
count as calculated per 2902.1 is satisfied.
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75) Section 2902.3.1 Access is hereby retained in its entirety with the following amendments:
2902.3.1 Access. The route to the public toilet facilities required by Section 2902.3 shall
not pass through kitchens, storage rooms, closets, or spaces used for similar purposes. A
clearly signed unobstructed access path shall be provided, leading directly from the
public customer area to the toilet facilities. Access to the required facilities shall be from
within the building or from the exterior of the building. Routes shall comply with the
accessibility section of this code. The public shall have access to the required toilet
facilities at all times that the building is occupied and without the need to ask for
permission to use the toilet facilities.
76) Section 3109 Swimming pool enclosures and safety devices is hereby deleted in its
entirety and the following is hereby added in lieu thereof:
SECTION 3109
BARRIER REQUIREMENTS
3109.1 General.
The provisions of this Section shall apply to the design of barriers for pools and spas.
These design controls are intended to provide protection against the potential drowning
and near drowning by restricting access to such pools or. spas. These requirements
provide an integrated level of protection against potential drowning through the use of
physical barriers and warning devices.
Exceptions:
1.Spas and hot tubs with a lockable safety cover that complies with ASTM F 1346.
2.Swimming pools with a powered safety cover that complies with ASTM F 1346.
3109.2 Outdoor swimming pools and spas.
Outdoor pools and spas and indoor swimming pools shall be surrounded by a barrier that
complies with Sections 3109.2.1 through 3109.7.
3109.2.1 Barrier height and clearances.
Barrier heights and clearances shall be in accordance with all of the following:
1. The top of the barrier shall be not less than 48 inches (1219 mm) above grade
where measured on the side of the barrier that faces away from the pool or spa.
Such height shall exist around the entire perimeter of the barrier and for a distance
of 3 feet (914 mm) measured horizontally from the outside of the required barrier.
2. The vertical clearance between grade and the bottom of the barrier shall not
exceed 2 inches (51 mm) for grade surfaces that are not solid, such as grass or
35 -
gravel, where measured on the side of the barrier that faces away from the pool or
spa.
3.The vertical clearance between a surface below the barrier to a solid surface, such
as concrete, and the bottom of the required barrier shall not exceed 4 inches (102
mm) where measured on the side of the required barrier that faces away from the
pool or spa.
4.Where the top of the pool or spa structure is above grade, the barrier shall be
installed on grade or shall be mounted on top of the pool or spa structure. Where
the barrier is mounted on the top of the pool or spa, the vertical clearance between
the top of the pool or spa and the bottom of the barrier shall not exceed 4 inches
102 mm).
3109.2.2 Openings.
Openings in the barrier shall not allow passage of a 4-inch-diameter(102 mm) sphere.
3109.2.3 Solid barrier surfaces.
Solid barriers that do not have openings shall not contain indentations or protrusions that
form handholds and footholds, except for normal construction tolerances and tooled
masonry joints.
3109.2.4 Mesh fence as a barrier.
Mesh fences, other than chain link fences in accordance with Section 3109.2.7, shall be
installed in accordance with the manufacturer's instructions and shall comply with the
following:
1. The bottom of the mesh fence shall be not,more than 1 inch (25 mm) above the
deck or installed surface or grade.
2. The maximum vertical clearance from the bottom of the mesh fence and the solid
surface shall not permit the fence to be lifted more than 4 inches (102 mm) from
grade or decking.
3. The fence shall be designed and constructed so that it does not allow passage of a
4-inch (102 mm) sphere under any mesh panel. The maximum vertical clearance
from the bottom of the mesh fence and the solid surface shall not be more than 4
inches (102 mm) from grade or decking.
4. An attachment device shall attach each barrier section at a height not lower than .
45 inches (1143 mm) above grade. Common attachment devices include, but are
not limited to, devices that provide the security equal to or greater than that of a
hook-and-eye type latch incorporating a spring-'actuated retaining lever such as a
safety gate hook.
36 -
5. Where a hinged gate is used with a mesh fence, the gate shall comply with
Section 3109.3.
6.Patio deck sleeves such as vertical post receptacles that are placed inside the patio
surface shall be of a nonconductive material.
7. Mesh fences shall not be installed on top of on ground residential pools.
3109.2.5 Closely spaced horizontal members.
Where the barrier is composed of horizontal and vertical members and the distance
between the tops of the horizontal members is less than 45 inches (1143 mm), the
horizontal members shall be located on the pool or spa side of the fence. Spacing between
vertical members shall not exceed 1 3/4 inches (44 mm) in width. Where there are
decorative cutouts within vertical members, spacing within the cutouts shall not exceed 1
3/4 inches (44 mm) in width.
3109.2.6 Widely spaced horizontal members.
Where the barrier is composed of horizontal and vertical members and the distance
between the tops of the horizontal members is 45 inches (1143 mm) or more, spacing
between vertical members shall not exceed 4 inches (102 mm). Where there are
decorative cutouts within vertical members, the interior width of the cutouts shall not
exceed 13/4 inches (44 mm).
3109.2.7 Chain link dimensions.
The maximum opening formed by a chain link fence shall be not more than 1 3/4 inches
44 mm). Where the fence is provided with slats fastened at the top and bottom which
reduce the openings, such openings shall be not more than 1 3/4 inches (44 mm).
3109.2.8 Diagonal members.
Where the barrier is composed of diagonal members, the maximum opening formed by
the diagonal members shall be not more thanl 3/4 inches (44 mm). The angle of diagonal
members shall be not greater than 45 degrees (0.79 rad) from vertical.
3109.2.9 Clear zone.
There shall be a clear zone of not less than 36 inches (914 mm) between the exterior of
the barrier and any permanent structures or equipment such as pumps, filters and heaters
that can be used to climb the barrier.
3109.2.10 Poolside barrier setbacks.
The pool or spa side of the required barrier shall be not less than 20 inches (508 mm)
from the water's edge.
3109.3 Gates.
Access gates shall comply with the requirements of Sections 3109.3.1 through 3109.3.3
and shall be equipped to accommodate a locking device. Pedestrian access gates shall
37 -
open outward away from the pool or spa, shall be self-closing and shall have a self-
latching device.
3109.3.1 Utility or service gates.
Gates not intended for pedestrian use, such as utility or service gates, shall remain locked
when not in use.
3109.3.2 Double or multiple gates.
Double gates or multiple gates shall have at least one leaf secured in place and the
adjacent leaf shall be secured with a self-latching device. The gate and barrier shall not
have openings larger than 1/2 inch (12.7 mm) within 18 inches (457 mm) of the latch
release mechanism. The self-latching device shall comply with the requirements of
Section 305.3.3.
3109.3.3 Latches.
Where the release mechanism of the self-latching device is located less than 54 inches
1372 mm) from grade, the release mechanism shall be located on the pool or spa side of
the gate not less than 3 inches (76 mm) below the top of the gate, and the gate and barrier
shall not have openings greater than 1/2 inch (12.7 mm) within 18 inches (457 mm) of
the release mechanism.
3109.4 Structure wall as a barrier.
Where a wall of a dwelling or structure serves as part of the barrier and where doors or
windows provide direct access to the pool or spa through that wall, one of the following
shall be required:
1.Operable windows having a sill height of less than 48 inches (1219 mm) above
the indoor finished floor and doors shall have an alarm that produces an audible
warning when the window, door or their screens are opened. The alarm shall be
listed and labeled as a water hazard entrance alarm in accordance with UL 2017.
In dwellings or structures not required to be Accessible units, Type A units or
Type B units, the operable parts of the alarm deactivation switches shall be
located 54 inches (1372 mm) or more above the finished floor. In dwellings or
structures required to be Accessible units, Type A units or Type B units, the
operable parts of the alarm deactivation switches shall be located not greater than
54 inches (1372 mm) and not less than 48 inches (1219 mm) above the finished
floor.
2.A safety cover that is listed and labeled in accordance with ASTM F 1346 is
installed for the pools and spas.
3.An approved means of protection, such as self-closing doors with self-latching
devices, is provided. Such means of protection shall provide a degree of
protection that is not less than the protection afforded by Item 1 or 2.
38 -
3109.5 On ground residential pool structure as a barrier.
An on ground residential pool wall structure or a barrier mounted on top of an on ground
residential pool wall structure shall serve as a barrier where all of the following
conditions are present:
1. Where only the pool wall serves as the barrier, the bottom of the wall is on grade,
the top of the wall is not less than 48 inches (1219 mm) above grade for the entire
perimeter of the pool, the wall complies with the requirements of Section 3109.2
and the pool manufacturer allows the wall to serve as a barrier.
2. Where a barrier is mounted on top of the pool wall, the top of the barrier is not
less than 48 inches (1219 mm) above grade for the entire perimeter of the pool,
and the wall and the barrier on top of the wall comply with the requirements of
Section 3109.2.
3. Ladders or steps used as means of access to the pool are capable of being secured,
locked or removed to prevent access except where the ladder or steps are
surrounded by a barrier that meets the requirements of Section 3109.5.
4.Openings created by the securing, locking or removal of ladders and steps do not
allow the passage of a 4inch (102 mm) diameter sphere.
5. Barriers that are mounted on top of on ground residential pool walls are installed
in accordance with the pool manufacturer's instructions.
3109.6 Natural barriers.
In the case where the pool or spa area abuts the edge of a lake or other natural body of
water, public access is not permitted or allowed along the shoreline, and required barriers
extend to and beyond the water's edge not less than 18 inches (457 mm), a barrier is not
required between the natural body of water shoreline and the pool or spa.
3109.7 Natural topography.
Natural topography that prevents direct access to the pool or spa area shall include but
not be limited to mountains and natural rock formations. A natural barrier as approved by
the building official shall be acceptable provided that the degree of protection is not less
than the protection afforded by the requirements of Sections 3109.2 through 3109.5.
3109.8 Entrapment avoidance.
Suction outlets shall be designed and installed in accordance with ANSI/APSP-7.
3109.9 Barriers around decorative pools, fountains, and ponds.
Decorative pools, fountains, and ponds that can contain water deeper than 24 inches (610
mm), shall be protected by barriers installed in accordance with Section 3109.
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77) Chapter 35 Referenced Standards is hereby amended to add, in alphabetical order, the
following additional referenced standards:
CDPH California Department of Public Health
1615 Capitol Avenue
Sacramento, CA 95814
CDPH 01350
Standard Method for Testing VOC emissions from indoor sources
Referenced in Amended 12 IBC'Section 3603.2 Low-volatile organic
compound (VOC) materials
FSC Forest Stewardship Council U.S. (FSC-US)r
212 Third Avenue North, Suite 504
Minneapolis, MN 55401
GEI GREENGUARD Environmental Institute-
2211 Newmarket Parkway, Suite 110
Marietta, GA 30067
GGPS.00LGREENGUARD IAQ Standard for Building Materials, Finishes and
Furnishings
Referenced in Amended 12 IBC Section 3603.2 Low-volatile organic
compound (VOC) materials
Green Seal®
1001 Connecticut Avenue, NW
Suite 827
Washington, DC 20036-5525
GS-11 Paintings and Coatings
GS-43 Recycled Content Latex Paints
Referenced in Amended 12 IBC Section 3603.2
Low-volatile organic compound (VOC) materials
40 -
i
78) A new Chapter 36 Sustainable Building Construction Practices is hereby added to read
as follows:
Chapter 36 Sustainable Building Construction Practices
3601 General
3601.1 Scope. The provisions of this chapter shall govern sustainable building
construction practices for new construction and additions and remodels over 5,000 square
feet that require a building permit, unless otherwise noted.
3602 Resource Efficiency
3602.1 Construction waste management. For new buildings and additions over 2,500
square feet or remodels over 2,500 square feet, a construction waste management plan
acceptable to the building official that includes recycling of concrete and masonry, wood,
metals and cardboard, is required at the time of application for a building permit. The
construction waste management plan shall be implemented and conspicuously posted on
the construction site. Compliance shall be certified by the hauler through receipts and
signed affidavits. Substantive changes to the plan shall be subject to prior approval by the
building official.
3602.1.1 Building demolitions. Buildings or portions of buildings that are removed shall
be processed in such a way as to safely remove all asbestos and lead paint contaminants.
All metals, asphalt, concrete and masonry that are free of asbestos and lead paint shall be
recycled, and where possible, all remaining materials, such as doors, windows, cabinets,
fixtures, and wood, shall be recycled. A construction waste management plan shall be
submitted at time of demolition permit. Compliance shall be certified by the hauler
through receipts and signed affidavits.
3603 Indoor Environmental Quality (IEQ)
3603.1 Indoor Air Quality (IAQ)
3603.1.1 Heating, Ventilating, and Air Conditioning Design. Prior to and during
construction, reasonable efforts shall be made to minimize the release of particulates and
accumulation of debris, and the specific requirements of this Section shall apply.
3603.1.1.1 Air handling system access. The arrangement and location of air handling
system components including, but not limited to, air handler units, fans, coils and
condensate pans, shall allow access for cleaning and repair of the air handling surfaces of
such components. Piping, conduits, and other building components shall not be located
so as to obstruct the required access.
3603.1.1.2 Durability of air handling surfaces. Surfaces exposed to airflow within air
handling systems shall be constructed of materials that are resistant to deterioration and
41 -
1
will not break away, crack, peel, flake off, or show evidence of delamination or continued
erosion when tested in accordance with the erosion test in UL 181.
3603.1.1.3 Airstream surfaces. Materials exposed to airflow within ducts, within air
plenums, or on top of suspended ceilings, shall not break away, crack, peel, flake off, or
show evidence of,delamination or continued erosion when tested in accordance with the
erosion test in UL 181.
3603.1.2 New Building and first time completed tenant finish spaces pollutant flush-
out. After all interior finishes are installed, the building or space shall be flushed out by
ventilating at a minimum rate of 0.30 cfm per ftz of outside air or the design outdoor
airflow rate determined from the IMC, whichever is greater, for at least 14 days while
maintaining an internal temperature of at least 60°F, and relative humidity not higher
than 60 percent. Occupancy shall be permitted to start 1 day after start of the flush-out,
provided that flush-out continues for the full 14 days. The building or space shall not be
baked out" by increasing the temperature of the space above the occupied set point.
Where continuous ventilation is not possible, the aggregate of flush-out periods shall be
equivalent to 14 days of continuous ventilation..
Exception: All residential buildings.
3603.2 Low-volatile organic compound (VOC) materials. All construction materials,
including but not limited to floor coverings and site-applied finishes, including sealants
and adhesives, resilient flooring, carpeting and pad, site-applied paints, stains and
varnishes, structural wood panels, hardwood veneer, plywood, particle board and fiber
board building products, and insulation shall meet specified volatile organic compound
VOC) emissions limits in accordance with relevant standards California Department of
Public Health (CDPH) 01350; GREENGUARD Environmental Institute GGPS.001
standard for building materials and finishes, and Green Seal® standards. Documentation
demonstrating compliance shall be required with delivery of such materials and shall be
available for inspection.
Exception: For alterations to existing buildings, carpeting and pad, structural wood
panels, hardwood; veneer plywood, particle board and fiber board building products and
insulation are not subject to this requirement.
3603.3 Acoustical control. Minimum requirements for exterior-to-interior sound
transmission, interior sound transmission, and background sound levels in new
construction and additions, except as noted hereunder, shall be provided as specified
herein. 1
3603.3.1 Sound transmission. Buildings and tenant spaces shall comply with the
following sound transmission requirements:
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Exceptions:
1.Portions of buildings or structures that have the interior environment open to the
exterior environment.
2. Concession stands and toilet facilities in Group A-4 and A-5 occupancies.
3603.3.1.1 Exterior sound transmission. Where a Group Al, A3, E and I occupancy
building, a Group B occupancy building used for educational purposes, or a Group R
occupancy building is constructed at a location listed herein, the wall assemblies making
up the building thermal envelope shall have a composite sound transmission class (STC )
rating of 39 or greater in the following locations:
1.within 500 feet (152 m) of a multi-lane highway designed for high-speed travel
by large numbers of vehicles, and having no traffic lights, stop signs, or other
regulations requiring vehicles to stop; fire stations; heavy industrial or
manufacturing areas or facilities; commercial storage facilities with back-up
alarms; outdoor music amphitheaters; or sports arena or stadium;
2. within 250 feet (76 m) of a roadway containing 4 or more traffic lanes; or
3. within 1,000 feet (305 m) of an active railway.
3603.3.1.2 Interior sound transmission. Interior wall and floor/ceiling assemblies,
separating interior rooms and spaces shall be designed in accordance with the following
requirements:
1. Wall and floor-ceiling assemblies separating adjacent tenant spaces, tenant spaces
and public places, hotel rooms, motel rooms, patient rooms in nursing homes and
hospitals, and adjoining classrooms shall have a composite STC rating of 50 or
greater:
2. Wall and floor-ceiling assemblies separating classrooms from rest rooms, and
showers shall have a composite STC rating of 53 or greater.
3. Wall and floor-ceiling assemblies separating classrooms from music rooms,
mechanical rooms, cafeterias, gymnasiums, and indoor swimming pools shall
have a composite STC rating of 60 or greater.
Exception: Residential Group R occupancies addressed in Section 1207 of this
code.
3603.3.1.3 Background Sound. The average background sound levels within
unoccupied rooms (from heating, ventilating and air conditioning and other building
systems) shall be below the maximum A-weighted sound level for specific occupancies
from Table 3603 below. This shall be confirmed by spot checks.
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Table 3603 Maximum Allowable Background Sound in Rooms
Occupancy Maximum
A-
weighted
sound
level
d%)
Small auditoriums(<500 seats)39
Large auditoriums, large live indoor theaters, and large churches(for very 35
goodspeech articulation)(>500 seats)
TV and broadcast studios(close microphone pickup only) 35
Small live indoor theaters(<500 seats) 35
Private residences:
Bedrooms 39
Apartments 48
Family rooms and living rooms 48
Schools:
Lecture and classrooms
Core learning space with enclosed volume< 20,000 cu ft(<566 cu m) 35
Core learning space with enclosed volume>20,000 cu ft(>566 cu m)40
Open-plan classrooms 35
Hotels/motels:
Individual rooms or suites 44
Meeting/banquet rooms 44
Service support areas 57
Office buildings:
Offices
executive 44
small,private 48
large, with conference tables 44
Conference rooms
Large 39
Small 44
Open-plan areas 48
Business machines,computers 53
Public circulation 57
Hospitals and clinics
Private rooms 39
Wards 44
Operating rooms 44
Laboratories 53
Corridors 53
Public areas 52
Movie theaters<500 seats 48
Churches,small(<500 seats) 44
Courtrooms 44
Libraries 48
Restaurants 52
Light maintenance shops, industrial plant control rooms, kitchens,and 62 .
laundries
Shops and garages 67
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3603.3.1.4 Outdoor Environmental Quality (OEQ)
3603.3.1.4 Exterior lighting. All building mounted exterior lighting fixtures associated
with new buildings shall have the "Fixture Seal of Approval" from the International
Dark-Sky Association (IDA) or, meet equivalent criteria approved by the Building
Official. Lighting placement shall conform to IDA Model Lighting Ordinance for
Lighting Zone LZ-1. Light shall be shielded such that the lamp itself or the lamp image is
not directly visible outside the property perimeter. Exterior lighting associated with
existing buildings shall comply with the Land Use Code as adopted.
3604 Commissioning, Operations & Maintenance
3604.1 Building commissioning. For new completed and fully occupied buildings or
first time completed tenant finish spaces both with a gross floor area of greater than
15,000 ft2 (1,395 m2) and additions with a gross floor area of greater than 15,000 ft2
1,395 m2), commissioning shall be performed in accordance with this Section. A
commissioning process shall be incorporated into the design and construction of the
building project that verifies that the delivered building and its components, assemblies,
and systems comply with the documented owner project requirements (OPR).
Procedures, documentation, tools and training shall be provided to the building operating
staff to sustain features of the building assemblies and systems for the service life of.the
building. This material shall be assembled and organized into a systems manual that
provides necessary information to the building operating staff to operate and maintain all
commissioned systems identified with the building project. The owner shall retain the
system manual and final commissioning report described below. The final
commissioning report shall be made available to the building official upon request.
The following commissioning activities shall be completed prior to approval:
1. The owner shall designate an approved project commissioning authority (CxA) to
lead, review, and oversee completion of the commissioning process activities.
2. The owner, in conjunction with the design team as necessary, shall develop the
owner's project requirements (OPR) to guide the CxA. The OPR shall be
distributed to all parties participating in the project programming, design,
construction, and operations, and the commissioning team members.
3. The design team shall develop the basis of design (BOD).
4. The CxA shall:
a.review the both the OPR and BOD for clarity and completeness,
b.incorporate construction phase commissioning requirements into project
specifications and other construction documents developed by the design
team,
45 -
C.develop and implement a commissioning plan containing all required
forms and procedures for the complete testing of all equipment, systems,
and controls included in Section 3604.1.1,
d.verify the installation and performance of the systems to be commissioned,
e.complete a final commissioning report satisfactory to the building official,
f.verify the owner requirements for training operating personnel and
building occupants are completed, and
g.verify that a system manual in a form satisfactory to the building official
has been prepared. At a minimum, the system manual shall include
operations and maintenance documentation and full warranty information,
and shall provide operating staff the information needed to understand and
operate the commissioned systems as designed.
Core and shell buildings or spaces not completed shall be commissioned to the extent
possible but not less than completing items 1, 2, and 3 in Section 3604.1.1 below.
3604.1.1 Systems. The following systems, if included in the building project, shall be
commissioned:
1. heating, ventilating, air-conditioning, indoor-air-quality, and refrigeration systems
and associated controls;
2. building thermal envelope systems, components, and assemblies to verify thermal,
air, and moisture integrity;1
3. all lighting controls and shading controls;
4.service water heating systems;
5. renewable energy systems;
6. background sound levels;
7. cooling towers water use.
79) Appendix C GROUP UAGRICULTURAL BUILDINGS is adopted in its entirety.
80) Appendix E SUPPLEMENTARY ACCESSIBILITY REQUIREMENTS, is adopted in
its entirety.
81) Appendix I PATIO COVERS is adopted in its entirety.
46-
Introduced, considered favorably on first reading, and ordered published this 6th day of
June, A.D. 2017, and to be presented for final passage on the 5th day of July, A.D. 2017.
O
FORT ... .
SEAL•: Mayor
ATTEST:COLORPO
City Clerk
Passed and adopted on final reading on this 5th day of July, A.D. 2017.
OF FO rr
i
Mayor
c°LORAO°
ATTEST:
City Clerk
47 -
NOTICE OF PUBLIC HEARING
NOTICE is hereby given of a public hearing to be held before the City Council of the
City of Fort Collins, Colorado, on the 6th day of June, A.D., 2017 at 6:00,p.m., or as soon
thereafter as the matter may come on for heating, in the Council Chambers at the City Hall, 300
LaPorte Avenue, Fort Collins, Colorado for the purpose of considering the adoption of
ordinances adopting by reference the 2015 International Building Code, 2015 International
Residential Code, 2015 International Energy Conservation Code, 2015 International
Mechanical Code, and the 2015 International Fuel Gas Code together with local amendments,
promulgated by the International Code Council.
Not less than one (1) copy of said Codes has been, and now is on file in the Office of the
City Clerk of the City of Fort Collins and is available for public inspection.
The purpose of the International Building Code, International Residential Code,
International Energy Conservation Code, International Mechanical Code, and the International
Fuel Gas Code adopted by said ordinance is to provide for protection of public health and safety
and general welfare.
The City of Fort Collins will make reasonable accommodations for access to City
services, programs and activities and will make special communication arrangements for persons
with disabilities. Please call 221-6515 (V/TDD: Dial 711 for Relay Colorado) for assistance.
This notice is given and published by order of the City of Fort Collins, Colorado.
Dated at Fort Collins, Colorado this 14th day of May, A.D. 2017.
Wanda Winkelmann
City Clerk