HomeMy WebLinkAbout1974-1619 ADOPTING THE UNIFORM MECHANICAL CODE. ORDINANCE NO,
AN ORDINANCE relating to building regulations; adopting by reference
the Uniform Mechanical Code, 1973 Edition, by the
International Conference of Building Officials and the
International Association of Plumbing and Mechanical
Officials, together with "Appendix A", Uniform
Mechanical Code Standards & Uniform Building Code
Standards, and "Appendix B", Steam & Hot Water
Boilers, Steam & Hot Water Piping and Fuel Gas
Piping, and amending Sections 11.32.010, 11.32.040
and 11.32.060 of the City of Yakima Municipal Code.
WHEREAS, R.C.W. 35.21.180 authorizes cities and towns within
the State of Washington to pass ordinances adopting by reference
compilations and codes relating to the construction of buildings,
and
WHEREAS, the City Council of the City of Yakima has heretofore
examined and understands the scope and purpose of the regulations
of the "Uniform Mechanical Code", 1973 Edition, of the International
• Conference of Building,Officials and the International Association
of Plumbing and Mechanical Officials, and deems it in the best
interests of the City that such Uniform Mechanical Code be adopted
as the law of the City of Yakima, and
WHEREAS, three copies of such Uniform Mechanical Code have
heretofore been filed in the office of the City Clerk of the City
of Yakima for use and examination by the public, as required by
law, now, therefore,
BE IT ORDAINED BY THE CITY OF YAKIMA:
Section 1. Section 11.32.010 of the City of Yakima Municipal
Code is hereby amended to read as follows:
"11.32.010 Adoption of Uniform Mechanical Code. The
'Uniform Mechanical Code', 1973 Edition of the International
Conference of Building Officials and the International Associa-
tion of Plumbing and Mechanical Officials, together with
'Appendix A', Uniform Mechanical Code Standards & Uniform
Building Code Standards, and 'Appendix B', Steam & Hot Water
Boilders, Steam & Hot Water Piping and Fuel Gas Piping, of
which not less than three copies- each have been and are now on
file in the office of the City Clerk of the City of Yakima, is
hereby adopted and incorporated as fully as if set out in full
herein, as the Mechanical Code of the City of Yakima, except
as hereinafter amended, and the provisions and regulations of
the City of Yakima; and the several sections or numbers therein
shall constitute, and be referred to as, the numbers of this
chapter."
411 Section 2. Section 11.32.040 of the City of Yakima Municipal
Code is hereby amended to read as follows:
"11.32.040 Amendment to Subsection 913 (b). Subsection
913 (b) of the Uniform Mechanical Code adopted by this chapter
is hereby amended to read as follows:
SECTION 913 (b). GAS VENTING INTO EXISTING MASONRY
CHIMNEYS. Existing lined masonry chimneys and unlined
chimneys with not more than one side exposed to the
outside may be used to vent gas appliances provided:
1. An approved liner shall be installed in existing
unlined masonry chimneys of correct size for the attached
equipment, except that burners using 350,000 B.T.U.'s
per hour input or more do not require a metal liner.
Metal liners shall be constructed of not less than 24
guage U.S.G., galvanized sheet steel.
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2. The effective area of the chimney when connected to more
than one appliance shall be not less than the area of the largest
vent or chimney connector plus 50 per cent of the area of the
additional vent or chimney connectors.
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3. Automatically controlled gas appliances connected to a
chimney which also'serves equipment burning solid or liquid fuel
shall be equipped with an automatic pilot. A gas appliance vent
connector and a chimney connector from an appliance burning
another fuel may be connected into the same chimney through separate
openings providing the gas appliance is vented above the other
fuel-burning appliance or both may be connected through a single
opening if joined by a suitable fitting located at the chimney. If
two or more openings are provided into one chimney, they should be
at different levels so that no portion of one inlet is in the same
horizontal plane of another inlet.
• 4. The chimney passageway shall be examined to ascertain
that it is clear and free of obstructions and shall be cleaned
if previously used for venting solid or liquid-fuel burning
appliances.
5. The vent or chimney connector shall enter the chimney
not less than six inches (6") from the bottom of the chimney.
The chimney shall be provided with a cleanout. If six inches
(6") are not available, a cleanout shall be provided by installing
a capped tee in the vent connector next to the chimney.
When inspection reveals that an existing chimney is not
safe for the intended application, it shall be rebuilt to conform
111 to chimney standards of the Uniform Building Code or replaced
with an approved gaS vent."
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Section 3. Section 11.32.060 of the City of Yakima Muni-
cipal Code is hereby amended to read as follows:
"11.32.060 Amendment to Section 305 of the Uniform
Mechanical Code is hereby amended to read as follows:
Section 305. Inspection. All equipment for which a
permit is obtained under this code shall be inspected by the
Building Official. That portion of any equipment intended to be
concealed by any permanent portion of the building shall not be con-
cealed until inspected and approved.
When the installation of any equipment is complete a second or
final inspection shall be made. Certification of inspection and
approval of gas installations shall be by attaching a metal 'City of
Yakima' seal to the gas piping and by telephone verification to
the Gas Utility Company.
Equipment regulated by this Code shall not be connected to the
fuel or power supply until authorized by the Building Official.
Exception: The requirements of this Section shall not be
considered to prohibit the operation of any heating equipment
installed to replace existing heating equipment serving an
occupied portion of a building, in the event a request for
inspection of such heating equipment has been filed with the
Department not more than 48 hours after such replacement work
is completed, and before any portion of such equipment is con-
cealed by any permanent portion of the building.
A final inspection approval may, upon notice, be revoked by the
• Building Official if he finds that the heating, ventilating, cooling, or
refrigeration equipment fails in any respect to comply with the re-
quirements of this Code, or that the installation is unsafe, dangerous,
or a hazard to life or property."
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Section 4. This ordinance shall be in full force and effect
thirty days after its passage, approval and publication as provided by
law and by the City Charter.
410
PASSED BY THE CITY COUNCIL, signed and approved this f day of
) 197 4 7.
441-60--0
Mayor
ATTEST:-
1
City Cler
411
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