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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. -2- - . 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. 111 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." -3- 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." -4- 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 1 -5-