Ordinance 2005-60
ORDINANCE NO. 2005-60
AN ORDINANCE OF THE CITY OF WYLIE, TEXAS, REPEALING
ORDINANCE NO. 2001-04; ADOPTING THE 2003 EDITION OF THE
INTERNATIONAL MECHANICAL CODE AND ADOPTING
AMENDMENTS THERETO; PROVIDING FOR A PENALTY FOR
THE VIOLATION OF THIS ORDINANCE; PROVIDING FOR
REPEALING, SAVINGS AND SEVERABILITY CLAUSES;
PROVIDING FOR AN EFFECTIVE DATE OF THIS ORDINANCE
AND PROVIDING FOR THE PUBLICATION OF THE CAPTION
HEREOF.
WHEREAS, the City Council of the City of Wylie, Texas ("City Council") has
investigated and determined that it would be advantageous and beneficial to the citizens of the
City of Wylie, Texas ("Wylie") to repeal Wylie Ordinance No. 2001-04; and
WHEREAS, the City Council has investigated and determined that it would be
advantageous and beneficial to the citizens of Wylie to adopt the 2003 Edition of the
International Mechanical Code, with the amendments set forth below.
NOW, THEREFORE, BE IT ORDAINED BY THE CITY COUNCIL OF THE
CITY OF WYLIE, TEXAS:
SECTION 1: Findings Incorporated. The findings set forth above are incorporated into
the body of this Ordinance as if fully set forth herein.
SECTION 2: Ordinance No. 2001-04 Repealed. Wylie Ordinance No. 2001-04 is
repealed in its entirety and replaced by this Ordinance. The effective date of the repeal discussed
in this Section shall not occur until the effective date of this Ordinance at which time Ordinance
No. 2001-04 shall be repealed. Such repeal shall not abate any pending prosecution and/or
lawsuit or prevent any prosecution and/or lawsuit from being commenced for any violation of
Ordinance No. 2001-04 occurring before the effective date of this Ordinance.
SECTION 3: Adoption of the 2003 International Mechanical Code. The International
Mechanical Code, copyrighted by the International Code Council, Inc. save and except the
amendments set forth below, is hereby adopted as the Mechanical code for Wylie, prescribing
regulations applicable to all existing residential and nonresidential structures and all existing
premises and constitutes minimum requirements and standards for mechanical applications (the
"2003 International Mechanical Code"). The 2003 International Mechanical Code, save and
except the amendments set forth herein, is made a part of this Ordinance as if fully set forth
herein. One (1) copy of the 2003 International Mechanical Code, copyrighted by the
International Code Council, Inc. is on file in the office of the City Secretary of Wylie being
marked and designated as the 2003 International Mechanical Code.
Ordinance No. 2005-60
Repealing Ordinance 2001-04 - Adopting the 2003
Edition of the International Mechanical Code Ordinance
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Page 1
SECTION 4: Amendment to the 2003 International Mechanical Code. The 2003
International Mechanical Code is hereby amended for the City of Wylie as set forth in Exhibit
"A", which is attached hereto and incorporated for all purposes as if fully set forth herein.
SECTION 5: Savings/Repealing Clause. All provisions of any ordinance in conflict with
this Ordinance are hereby repealed to the extent they are in conflict; but such repeal shall not
abate any pending prosecution for violation of the repealed ordinance, nor shall the repeal
prevent a prosecution from being commenced for any violation if occurring prior to the repeal of
the ordinance. Any remaining portion of conflicting ordinances shall remain in full force and
effect.
SECTION 6: Penalty Provision. Any person, firm, corporation or entity violating this
Ordinance shall be deemed guilty of a misdemeanor, and upon conviction thereof shall be
subject to a fine not to exceed the sum of TWO THOUSAND AND NOI100 DOLLARS
($2,000.00). Each continuing day's violation under this Ordinance shall constitute a separate
offense. The penal provisions imposed under this Ordinance shall not preclude Wylie from
filing suit to enjoin the violation. Wylie retains all legal rights and remedies available to it
pursuant to local, state and federal law .
SECTION 7: Severability. If any section, subsection, sentence, clause or phrase of this
Ordinance is for any reason, held to be unconstitutional or invalid by a court of competent
jurisdiction, such decision shall not affect the validity of the remaining portions of this
Ordinance. Wylie hereby declares that it would have passed this Ordinance, and each section,
subsection, clause or phrase thereof, irrespective of the fact that anyone or more sections,
subsections, sentences, clauses, and phrases be declared unconstitutional. A reference in any
ordinance to an earlier or different version of a mechanical code is hereby amended to refer to
the 2003 International Mechanical Code as it is adopted herein or may be subsequently amended.
SECTION 8: Effective Date. This Ordinance shall become effective upon its passage and
publication as required by the City Charter and by law.
DULY PASSED AND APPROVED BY THE CITY COUNCIL OF THE CITY OF
WYLIE, TEXAS, on this 17th day of November, 2005.
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Date to be published in The Wvlie News - November 30. 2005
Ordinance No. 2005-60
Repealing Ordinance 2001-04 - Adopting the 2003
Edition of the International Mechanical Code Ordinance
409998-v2
Page 2
EXHIBIT" A"
City of Wylie Amendments to the
2003 International Mechanical Code
Ordinance No. 2005-60
Repealing Ordinance 2001-04 - Adopting the 2003
Edition of the International Mechanical Code Ordinance
409998-v2
Page 3
Exhibit" A"
Amendments to the
2003 International Mechanical Code
The following sections, paragraphs, and sentences of the 2003 International Mechanical Code are hereby
amended as follows: Standard type is text from the IMC. Underlined type is text inserted. Linea through
type ic aeleted text frem the IMe. A double asterisk at the beginning of a section identifies an amendment
carried over from the 2000 edition of the code and a triple asterisk identifies a new amendment with the
2003 edition of the code.
**Section 102.8; change to read as follows:
102.8 Referenced codes and standards. The codes and standards referenced herein shall be those
that are listed in Chapter 15 and such codes. when specifically adopted. and standards shall be
considered part of the requirements of this code to the prescribed extent of each such reference. Where
differences occur between provisions of this code and the referenced standards, the provisions of this
code shall apply. Whenever amendments have been adopted to the referenced codes and standards.
each reference to said code and standard shall be considered to reference the amendments as well. Any
reference to NFPA 70 or the ICC Electrical Code shall mean the Electrical Code as adopted.
-Section 302.3; change to read as follows:
302.3 Cutting, notching and boring in wood framing. When permitted by the International Buildina
Code. the +Re cutting, notching and boring of wood framing members shall comply with Sections 302.3.1
through 302.3.4.
-Section 304.6; delete.
**Section 304.9; change to read as follows:
304.9 Clearances from grade. Equipment and appliances installed at grade level shall be supported on
a level concrete slab or other approved material extending above adjoining grade a minimum of 3 inches
(76 mm) or shall be suspended a minimum of 6 inches (152 mm) above adjoining grade.
-Section 306.3; change to read as follows:
306.3 Appliances in attics. Attics containing appliances requiring access shall be provided. . . {bulk of
paragraph unchanged} . . . from the opening to the appliance. The passageway shall have continuous
unobstructed solid flooring not less than 24- 30 inches (~ 762 mm) wide. A level service space not less
than 30 inches (762 mm) deep and 30 inches (762 mm) wide shall be present at the front or service side
of the appliance. The clear access opening dimensions shall be a minimum of 20 inches by 30 inches
(508 mm by 762 mm), or laroer where such dimensions are not large enough to allow removal of the
largest appliance. As a minimum. access to the attic space shall be provided by one of the followina:
Repealing Ordinance 2001-04 - Adopting the 2003
Edition of the International Mechanical Code Ordinance
409998-v2
Page 4
1. A permanent stair.
2. A pull down stair.
3. An access door from an upper floor level.
Exception: The passageway and level service space are not required where the appliance is
capable of being serviced and removed through the required opening.
**Section 306.5; change to read as follows:
306.5 Equipment and appliances on roofs or elevated structures. Where equipment and appliances
requiring access are installed on roofs or elevated structures at a an aooreoate height exceeding 16 feet
(4877 mm), such access shall be provided by a permanent approved means of access.:., the extent of
which chall 98 from Permanent exterior ladders providino roof access need not extend closer than 8 feet
(2438 mm) to the finish grade or floor level below and shall extend to the equipment and appliance's level
service space. Such access shall. . . {bulk of section to read the same}. . . on roofs having a slope
greater than 4 units vertical in 12 units horizontal (33-percent slope).
A receptacle outlet shall be provided at or near the equipment and appliance location in
accordance with the Electrical Code.
**Add Section 306.6.1 to read as follows:
306.6.1 Catwalk. On roofs havino slopes oreater than 4 units vertical in 12 units horizontal. a catwalk at
least 16 inches in width with substantial cleats spaced not more than 16 inches apart shall be provided
from the roof access to the workino platform at the appliance.
**Add Section 306.7 to read as follows:
306.7 Water heaters above around or floor. When the mezzanine or platform in which a water heater
is installed is more than eioht (8) feet (2438 mm) above the Qround or floor level. it shall be made
accessible by a stairway or permanent ladder fastened to the buildina.
306.7.1 Whenever the mezzanine or platform is not adequately liahted or access to a receptacle
outlet is not obtainable from the main level. liahtino and a receptacle outlet shall be provided in
accordance with Section 306.3.1.
**Section 307.2.1; modify second sentence to read as follows:
307.2.1 Condensate disposal. Condensate from all cooling coils and evaporators shall be conveyed
from the drain pan outlet to an approved place of disposal. Condensate shall not discharge into a street,
alley. sidewalk. rooftoP. or other areas so as to cause a nuisance.
***Section 307.2.2; change to read as follows:
Repealing Ordinance 2001-04 - Adopting the 2003
Edition of the International Mechanical Code Ordinance
409998-v2
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307.2.2 Drain pipe materials and sizes. Components of the condensate disposal system shall be cast
iron, galvanized steel, copper, cross-linked polyethylene, polybutylene, polyethylene, ASS, CPVC or PVC
pipe or tubing. All components shall be selected for the pressure.....aR4 temperature. and exposure rating
of the installation. {Remainder unchanged}
**Section 307.2.3; add item #4 to read as follows:
4. Discharae. as noted. shall be to a conspicuous point of disposal to alert occupants in the event of a
stoppaoe of the drain. However. the conspicuous point shall not create a hazard such as drippina over
a walkino surface or other areas so as to create a nuisance.
**Section 401.5; add a second exception to read as follows:
Exception~:
L {existing exception unchanged}
2. Toilet room exhaust ducts may terminate in a warehouse or shop area when infiltration of
outside air is present.
**Section 403.2; add an exception to read as follows:
ExceDtion: Where the desion professional demonstrates that an enoineered ventilation system
is desioned in accordance with ASHRAE 62. the minimum reauired rate of outdoor air shall be
permitted to be as specified in such enoineered system desion.
**Section 403.2.1; add an item #4 to read as follows:
4. Toilet rooms within private dwellinos that contain only a water closet. lavatory or combination
thereof may be ventilated with an approved mechanical recirculatino fan or similar device
desioned to remove odors from the air.
**Table 403.3, footnote g: change to read as follows:
g. Transfer air permitted in accordance with Section 403.2.2. Toilet rooms within private dwellinos that
contain only a water closet. lavatory or combination thereof may be ventilated with an approved
mechanical recirculatino fan or similar device desioned to remove odors from the air.
**Section 501.2; add a third exception to read as follows:
Exception~:
1 . {existing exception unchanged}
2. {existing exception unchanged}
3. Toilet room exhaust ducts may terminate In a warehouse or shop area when
infiltration of outside air is present.
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**Section 504.6; add a sentence to read as follows:
The size of duct shall not be reduced alono its develooed lenoth nor at the point of termination.
**Section 504.6.1; change to read as follows:
504.6.1 Maximum length. The maximum length of a clothes dryer exhaust duct shall not exceed 25 feet
(7620 mm) from the dryer location to the outlet terminal with not more than two bends. When extra bends
are installed. the maximum length of the duct shall be reduced 2.5 feet (762 mm) for each 45-degree
(0.79 rad) bend and 5 feet (1524 mm) for each 90-degree (1.6 rad) bend that occur after the first two
bends. measurino in the direction of airflow. The maximum length of the exhaust duct does not include
the transition duct.
{Exception is unchanged}
**Section 506.3.10; change to read as follows:
506.3.10 Grease duct enclosure. A grease duct serving a Type I hood that penetrates a ceiling, wall or
floor shall be enclosed .. . {bulk of paragraph unchanged}... through the use of weather-protected
openings. Clearance from the duct to the interior surface of enclosures of combustible construction shall
be not less than 18 inches (457 mm). Clearance from the duct to the interior surface of enclosures of
noncombustible construction or gypsum wallboard attached to noncombustible structures shall be not
less than 9 inches (152 mm) 3 inches (76 mm) or more than 12 inches (305 mm). The duct enclosure
shall serve a single grease exhaust duct system and shall not contain any other ducts, piping, wiring or
systems.
Delete second exception.
**Section 607.2.2; change to read as follows:
607.2.2 Hazardous exhaust ducts. Hazardous exhaust duct systems shall extend directlv to the
exterior of the buildino and shall not extend into or throuoh ducts and olenums. Penetration of structural
elements shall conform to this section and the International Buildina Code exceot that fire Pife dampers
are not reauired at oenetration of fire-resistance-rated assemblies for hazardous exhaust duct system
shall somply with Section 510.
**Section 607.5.1; change to read as follows:
607.5.1 Fire Walls. Ducts and air transfer openings permitted in fire walls in accordance with Section
705.11 of the International Building Code shall be protected with approved fire dampers installed in
accordance with their listing. Hazardous exhaust ducts shall not oenetrate fire walls.
END
Repealing Ordinance 2001-04 - Adopting the 2003
Edition of the International Mechanical Code Ordinance
409998-v2
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