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HomeMy WebLinkAbout2327• ORDINANCE NO. 9,'2.),a7 AN ORDINANCE regulating Section 14 and of the of the City of Port Angeles electrical wiring, amending .12.100 of Ordinance 2325 Port Angeles Municipal Code. BE IT ORDAINED BY THE CITY COUNCIL OF THE CITY OF PORT ANGELES as follows: Section 1. Section 14.12.100 of Ordinance 2325 and of the Port Angeles Municipal Code are each hereby amended to read as follows: 14.12.100 Regulatory Provisions. A. 1. Woodworking Plants. The production areas of saw mills and commercial and industrial woodworking plants shall be wired in rigid metal conduit, intermediate metal conduit, M.I. cable, MC cable, or, if not subject to mechanical injury or vibration, E.M.T. with compression ring fittings. 2. The following premises shall be wired with rigid metal conduit, intermediate metal conduit, rigid nonmetallic conduit, liquid -tight flexible metal conduit, or MI cable: (a) Portions of dairies, laundries, car washes and other locations which are subject to continuous moisture. See Section 300 -6 of the NEC. (b) Portions of docks, piers and wharfs which are subject to continuous moisture. (c) Premises designated elsewhere in this Chapter. 3. The following premises shall be wired with metal raceways, busways, MC, MI cable, or rigid nonmetallic conduit encased in not less than two (2) inches of concrete: (a) All institutional, educational and health care occupancies as defined in Article 100 of the NEC. Exception No. 1: For signal and control circuits, open cable wiring approved for the purpose shall be permitted for Class 2 signal and control,circuits as defined in -1- Article 725 of the National Electrical Code for other than the following circuits and /or systems: nurse call systems, fire alarm systems actuated at manual stations, electric water flow alarm devices in connection with sprinkler systems, automatic fire or smoke or products of combustion devices, alarms required for systems used in the piping of nonflammable medical gases, and communications systems used for issuing instructions during emergency conditions. Exception No. 2: Open cable wiring approved for the purpose of NFPA Bulletin No. 71 shall be permitted for Central Station Protective Systems installed and operator- manned and supervised in accordance with the latest adopted edition of the National Fire Protection Association Bulletin No. 71 in other than hospitals and nursing homes. Exception No. 3: Single -story boarding homes having direct grade entrance and egress, and alcohol treatment facilities (other than detoxification facilities) licensed for less than 10 residents by the Department of Social and Health Services. Exception No. 4: Unlicensed health care facilities except in patient care areas. (b) All premises in Fire Zone #1 as defined in Section 14.24.010(A) PAMC. 4. The following premises shall be wired with metal raceways, busways, cable trays, SNM, TC, MC, MI cable, or rigid nonmetallic conduit encased in not less than two (2) inches of concrete: (a) Industrial plants. Industrial plants, except that open conductors of No. 4/0 or larger size may be installed on insulators not less than 20 feet above floor or working surface level in accordance with Article 320 of the National Electrical Code. Exception No. 1: For signal and control circuits, other than those defined as Class 1 circuits per National Electrical Code, Sections 725 -3(a) and 725 -4, open cable wiring approved for the purpose shall be permitted for Class 2 signal and control circuits installed in accordance with Article 725 of the National Electrical Code. Exception No. 2: Open cable wiring approved for the purpose (NFPA Bulletin No. 71) shall be permitted for Central Station Protective Systems installed and operator - manned and supervised in accordance with the latest adopted edition of the National Fire Protection Association Bulletin No. 71. Exception No. 3: Rigid nonmetallic conduit may be installed in areas outlined in National Electrical Code Section 300 -6. (b) Multifamily Occupancy Buildings. Feeder and Sub- feeders in such buildings (i.e., apartment buildings, hotels, motels and dormitories) of two or more stories, not including basement, shall be wired in a raceway(s). (c) High Rise Buildings. 5. Within buildings, all mains, sub - feeders, circuits exceeding 300 volts between conductors, and circuits exceeding 150 for volts to 6. services 7. ground shall be installed in approved raceways. Rigid Non - Metallic conduit installed underground shall have rigid conduit steel ell's. All wiring in unused spaces underneath buildings shall be installed in rigid metal conduit, electrical metallic tubing, flexible metal conduit or other approved raceways, except where provided in Articles 336 and 339 of the NEC for dwelling occupancies. 8. On an addition or rewire of an existing commercial facility, all wiring that is newly installed, rerouted, or in any other way modified, as determined by the Electrical Inspector, will meet the requirements of this Chapter. -3- 9. When 65% of the existing electrical facilities have been or are expected to be modified, as determined by the Electrical Inspector, the entire electrical wiring facilities of the commercial establishment's service shall meet the requirements of this Chapter. 10. An exception shall be granted by the Electrical Inspector to this section but not to the NEC or WAC, in the event that the commercial facility is determined to be an historic site or qualified for historic preservation, as determined by the State Historical Preservation Officer. 11. On rewires or additions to non - commercial facilities for which all permissions and permits have been obtained for conversion to a commercial use, the same criteria will apply as if the facility were originally of commercial use. B. The connections for electric meters shall be so located that meters will be readily accessible at all times. Meters shall not be permitted inside buildings or within carports or porches without special approval of the Office of the Electrical Inspector. D. For all motors, other than portable motors, located in industrial or manufacturing establishments, such as mills, ware- houses, foundries, mercantile and similar establishments, such as grocery stores and butcher shops, factories and machine shops, the wiring method employed shall be only rigid conduit. Elec- trical metal tubing or flexible metal conduit may be used, pro- vided that it is not exposed to mechanical injury, or as per- mitted in Section 400.4 of the National Electrical Code. D. All kitchens, bathrooms, toilet rooms, laundry rooms and similar locations containing plumbing fixtures, shall have a separate wall switch for lighting fixtures. No pull chains shall be permitted. Section 2 Severability. If any provision of this section or its application to any person or circumstance is held -4- invalid, the remainder of the section or the application of the provision to other persons or circumstances is not affected. Section 3 Effective Date. This Ordinance shall take effect as provided by law. PASSED by the City Council of the City of Port Angeles at a regular meeting of said Council held on the 53d,_, day of , 1985. jM ae4i dri-4/0Y, ' TEM ATTEST: Me ri A. Lannoye, Citj Clerk APPRO AS TO FO Craig D.-Knutson, City Attorney PUBLISHED: (p)