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O91-05ORDINANCE NO. O9i-,~ AN ORDINANCE OF THE CITY COMMISSION OF THE CITY OF BOYNTON BEACH, FLORIDA, AMENDING CHAPTER 5. BUILDINGS, HOUSING AND CONSTRUCTION REGULATIONS. ARTICLE II. ELECTRICITY. BY AMENDING SEC. 5-16. CODE ADOPTED. TO PROVIDE FOR THE ADOPTION OF THE NATIONAL ELECTRICAL CODE, 1990 EDITION, TOGETHER WITH THE UNIFORM COUNTYWIDE AMENDMENTS, AS AMENDED AND ATTACHED HERETO AS EXHIBIT "A"; PROVIDING THAT EACH AND EVERY OTHER PROVISION OF CHAPTER 5 NOT SPECIFICALLY HEREIN AMENDED SHALL REMAIN IN FULL FORCE AND EFFECT AS PREVIOUSLY ENACTED; PROVIDING FOR SEVERABILITY; PROVIDING A CONFLICTS CLAUSE; PROVIDING AUTHORITY TO CODIFY; AND PROVIDING AN EFFECTIVE DATE. WHEREAS, Chapter 553, Florida Statutes, Part II. :lectrical Code. adopts the National Electric Code as the ninimum electrical code for the State of Florida; and WHEREAS, Chapter 74-565, Laws of Florida, as amended, 9rovides for the County Commission to adopt minimum building ~odes for all municipalities and unincorporated areas in ?alm Beach County; and WHEREAS, the Palm Beach County Commission has adopted ~he National Electrical Code, 1990 Edition, with an ~ffective date of February 1, 1991; NOW, THEREFORE, BE IT ORDAINED BY THE CITY COMMISSION )F THE CITY OF BOYNTON BEACH, FLORIDA, THAT: Section 1. Chapter 5. Buildings, Housing and 2onstruction Regulations, Article II. Electricity. Section 5-16. Code Adopted. is hereby amended by adding the words and figures in underlined type, as follows: Sec. 5-16. Code adopted. The National Electrical Code, }98~ 1990 Edition, together with uniform minimum Palm Beach countywide amendments, as amended, copies of which are now on file in the office of the building official of the city, is hereby adopted and established as the uniform electrical code of the city except that electrical permit fees shall be as provided in section 5-4 of this Code of Ordinances. Section 2. That attached hereto as Exhibit "A" is a uopy of the model Countywide Amendments for the 1990 National Electrical Code, as amended. Section 3. That each and every other provision of Chapter 5. Buildings, Housing and Construction Regulations. not specifically amended herein shall remain in full force' and effect as previously enacted. Section 4. That all ordinances or parts of ordinances in conflict herewith be and the same are hereby repealed. Section 5. Should any section or provision of this ordinance or portion hereof, any paragraph, sentence, or word be declared by a court of competent jurisdiction to be invalid, such decision shall not affect the remainder of this ordinance. Section 6. Authority is hereby granted to codify said ordinance. Section 7. This ordinance shall become effective immediately upon passage. FIRST READING this /~- day of ~-~ 1991. SECOND, FINAL READING and PASSAGE this ~5' day of CITY BEACH, FLORIDA / ; %TTE ST: (Corporate Seal) issioner Comissioner Eleccode.Ord 2.990 Iq~TXOiq~,L ELECTRICAL CODB CODZNQZ Wo~ds~a~o additions to the 1990 wo~ds mtm~aJ~m ~e delotiono to the ~ggo l~B~ ~.RTICLE 90 i~DHINISTR~TION 90-9 - INCORPO~TION OF STi%NDARD The Model Countywide Administrative Code is hereby adopted by reference and is incorporaed as if herin, and is intended to provide for the administrative aspects of the National Electrical Code and these amendments thereto. CHAPTER 1. General ~RTICLE 100 - DEFINITIONS Scope. This article contains only those definitions essential to the proper application of this Code. It is not intended to include commonly defined general terms or commonly defined technical terms from related codes and standards. In general, only those terms used in two or more articles are defined in Article 100. Other definitions are included in the article in which they are used but may be referenced in Article 100. Part A of this article contains definitions intended to apply wherever the terms are used throughout this Code. Part B contains defenitions applicable only to the parts of articles covering specifically installations and equipment operating at over 600 volts, nominal. Ail the definitions as listed in the latest edition of the Standard Buildina Code shall be a Dart of this Code. A. General 100 ~nd/Or~ in a choice of two code provisions, signifies that use of both provisions will satisfy the code requirement and use of either provision is acceptable also. Electrlcian: Is a person who is enaa~ed in the electrical trade or business and who is qualified under the terms and provisions of the law. Electrical Apprentice~ Is a nerson who is en~a~ed in learnina the electrical trade by workina with and under the supervision of a qualif~, electrician who holds a valid certificate of competency and who shall be held responsible for the work of such an apprentice. Journeyman Electrician: Is a Derson~ualified bv experience and/or education to perform work in the electrical trade. Shall be certified by the Construction Industry Licensinq Board of Palm Beach County. CHAPTER 2. WIRING DESIGN AND PROTECTION ARTICLE 210 -- BRANCH CIRCUITS A. General Provisions 210-1 Scope. Th~s-a~e~e-eeve~s-~a~h-e~=e~s-exeep~-~e= B~a~eh-e~e~s-wh~eh-s~y-~-me~-~a~s?-wh~h-a~e-e~ve~e~ ~-A~e~e.4Bg=--p~e~s~e~s-e~-~h~s-a~e~e-a~-A~e~e-.4~8-a~ ~e -B=ameh -e~e~%s -w~eh -eemb~ma~em -~e&~s= The provisions of this article apply to branch circuits supplying liqhting or appliance loads or combinations of both. Where motors or motor-operated appliances are connected to any branch circuit that also supplies lighting or other appliance loads, the provisions of both this article and article 430 shall aDDi¥. Article 430 applies where a branch circuit supplies motor loads 0nly. Branch circuits shall be plainly marked at the overcurrent Protective device so that they can be quickly and Dositively identified. Exception: Branch circuits for electrolytic cells as covered in Section 668-3(c). Exceptions No. 1 and 4. Section 210-8. Personnel. Ground-Fault Circuit-Interrupter Protection for (a) Dwelling Units (5) Ail 125-voit, single-phase, 15- and 20-ampere receptacles installed within 6 feet (1.83 m) of a k~ehem sink to serve counter top surfaces shall have ground-fault circuit-interrupter protection for personnel. (FPN): The intent of this subsection exemption of receptacles which are located appliances such as refrigerators and freezers circuit-interrupter protection for personnel. is to permit the specifically for from ground-fault (c) Conmmercial Bars and Fountains Ail 125-Volt, Single-Phase, 15- and 20-ampere installed in the beverage work area shall have Circuit-interrupter protection for personnel. receptacles ground-fault (d) Other Colmnercial Establishments Receptacles installed within six (6) feet of sinks shall ground-fault circuit-interrupter protection for personnel. have Exception: Receptacles which are located specifically for appliances such as refrigerators and freezers. C. Required Outlets 210-50 General. i (d) Any building to be used for other than office Occupancies, warehouses used for storage only or dwelling units, ~hall have receptacles installed each twenty (20) feet of Unencumbered wall space. All receptacles shall be installed at 2 accessible locations and this accessibility shall be maintained regardless of wall fixtures or other modifications. Offices in any occupancy classification shall have receptacles installed each twelve (12) feet of unencumbered wall space. Receptacles are not required in warehouses used for storage only. (e) A disconnecting means shall be installed within sight land in no case further than six (6) feet from the service side of ithe equipment of all electrically operated heating and air conditioning components. (f) A 115 volt outlet shall be installed within sight and iwithin twenty-five (25) feet of the service side of all !electrically operated heating and air conditioning components. ~210-52. Dwelling Unit ReceptaCle Outlets. (b) Small Appliances. (1) The two or more 20-ampere small appliance branch icircuits required by Section 220-4(b) shall serve all receptacle !outlets?~e~n~-~e~e~e~e~-e~me~ in the kitchen, pantry, ibreakfast room, dining room or similar area of a dwelling unit. iSuch circuits, whether two or more are used, shall have no other ioutlets. Exception No. 1: A receptacle installed solely for the ielectrical supply to and support of an electric clock in any of Ithe rooms specified above. Exception No. 2: Outdoor receptacles. Exception No. 3: In addition to the required receptacles ispecified by Section 210-52, switched receptacles supplied from a igeneral-purpose branch circuit as defined in Section 210-70(a), iException No. 1 shall be permitted. i210-63. Heating, Air-conditioning and Refrigeration Equipment iOutlet. A 125-volt, single-phase, 15- or 20-ampere-rated ireceptacle outlet shall be installed at an accessible location ifor the servicing of heating, air-conditioning, and refrigeration lequipment on rooftops and in attics and crawl spaces. The ireceptacle shall be located on the same level and within 75 feet i(22.86 m) of the heating, air-conditioning, and refrigeration equipment. The receptacle outlet shall not be connected to the iload side of the equipment disconnection means. E~eeDe~em=---Reef~e~--e~Dme~--eh--e~e---a~--~we-fam~y ~we~m~s? ARTIC~.R 215 - F~ERS i~eun~= --e~ -a -4 -w~e? -~e~a -ee~ne=~e~ -seeem~a~y -where ~eads?-the 3 !BU D GS shal be aenu~ ~=~ w :e fec iv methods at each oint a connect'O is made i the eut ic_onductor is also present-. . . . . XcEPT ON: The existin s stem of codin ma be ma ntal ed in new u' di s o dd't'ons o existin bui din s at indust a a ~ommercial installations- 3a} 120/240 volt. single Dhase, three wire system. Phase "A" - Black ~hase "B" - Re~ ~ - White (b) ~08Y/120 volt, three phase, four wire svstem.. Phase "A" - Black Phase "B" - Red Phase "C" - Blue Neutral - White ¢o) 480Y/277 volt, three DhaSe, four wire system. Phase "A" - BroW~ Phase "B" ~ Phase "C" .- Yellow ~ - GraV 240 delta/120 volt, three phase, four wire system (open  - Black ~ Orange (hiGher voltage to ground or high Phase "C" - Re~ Neutral - White Note:... A cabinet or enclosure shall be identified by the works ,,oPEN DELTA" where internal Phase "B" and neutral conductors are connected. 215-11. Feeder con~uotors- All feeder conductors to anels s a be installed in an approved raceway. 4 ~:i.T~CLE 220 -- BRANCH-C~RCU~T ~ND FEEDER C~.,CULAT~ONS 220-4 (e) General Liahtina Outlets - Dwellina Unit. In dWellin~ units, a 15 ampere circuit mav have ten (10) general li~htin~ outlets and a 20 amnere circuit may have twelve (12~ general li~htina outlets. (f) Appliance Branch circuits - Dwellin~ Unit. Air Conditioners, refrigerators, dishwashers, ~arbaqe disposals, miu£uwave ovens and appliances rated at or above 750 watts or 1/4 horsepower must have a separate circuit. ARTICLE 230 - SERVICES D. SERVICE-ENTRANCE CONDUCTORS 230-40. Number of Service-Entrance Conductor Sets. Each service drop or lateral shall supply only one set of service-entrance i conductors · Exception No. 1: dwelling shall be pe~itted to have one set of service-entrance conductors ~n to each dwelling. Exception No. 2: ~ere two to six service disconnecting means in separate enclosures are grouped at one location and supply separate loads from one service drop or lateral, one set of se~ice-entrance conductors shall be pe~itted to supply each or several such se~ice e~ipment enclosures. 230-43. Wiring Metho4s for 600 Volts, Nominal oN Less. Service-entrance conductors shall be installed in accordance with the applicable retirements of this Code. --th- mctal - =''' "' cf_ct, leal ._tallic '-~--' '=' ''- ' lli ......... Typ flcxi~Ic ....... Ii u,dth=-ht fl_~,~Ic All se~ice entrance conductors shall be installed in an approved 5 raceway such as riaid conduit, aluminum conduit, intermediate metal c0Dduit, electrical metallic tubina, riaid non-metallic conduit, buswav, cable bus, auxiliarv autters and wirewavs, cable tray or mineral insulated cable, An electrical mast must be ri=id or intermediate metal conduit and shall be a minimum two inch trade s~ze or more in diameter when used as a SUDDOrt mast for service Approved cable tray systems shall be permitted to support cables approved for use as service-entrance conductors. See Article 318. F. service Equipment -'Disconnecting Means i230-70. (a) Location. The service disconnecting means shall be linstalled at a readily accessible location either outside of a ibuilding or structure, or inside nearestthe point of entrance of Ithe service conductors. If eiaht ¢8) feet or more of service ientrance conductors are located inside of the buildin~ as idetermined bv Section 230-6, a disconnect must be installed at the !meter. Chapter 3. Wiring Methods and Materials /%RTICLE 300 -- WIRING METHODS 1300-2 - Limitations. .(c) The wirin~ systems listed in Table permitted outside the fire district. Underli~i~ is ~itt~ fo~ clarity 300-2 (d~ are 6 300-5. Underground Installations. Table 300-5 Xin~tmCover Requirements, Burial in Inches 0 to 600 Volts, Nomin&l, UNCII~NGED Note 5. All service lateral conductors shall be installed in an approved raceway and shall have 24 inch minimum cover. ARTICLE 310 - CONDUCTORS FOR GENERAL WIRING 310-2. Conductors. (c) Restrictions. (1) Aluminum conductors smaller than No. 2 A.W.G. shall not be installed. (2) All aluminum conductors shall terminate in approved hypress luas and/or connectors conformino to the manufacturers specifications and/or the Aluminum Association's installation manual and desian auide. (3) Aluminum conductors shall not be used for oroundina or bonding. ARTICLE 333 - ARMORED CABLE T~pe AC Cable 333-2. Other Articles. Type AC cable shall comply with this article and also with the applicable provisions of other articles in this Code, especially Article 300 and 300-4(d). 333-4. Construction. Type AC cable shall have an armor of flexible metal tape. The insulated conductors shall be in accordance with Section 333-5. Cables of the AC type, except ACL, shall have an internal bonding strip of copper or aluminum, in intimate contact with the armor for its entire length. Type AC cable conductors shall include a separate coPPer aroundina conductor. ARTICLE 336 - NONMETALLIC SHEATHED CABLE Types NM and NMC 336-3. Uses Permitted. Type NM and Type NMC cables shall be 9 permitted to be used in one and two family dwellings an~ cth=r et-r~ae~a~eexcept as prohibited in Section 336-4. Where installed in cable trays, cables shall be identified for this use. TvDeNM and NMC cable shall comPlY with this article and also with the applicable provisions of other articles in this Code. especially Article 300 and 300-4{d~. (FPN): See Section 310-10 for temperature limitation of conductors. ARTICLE 348 - ELECTRICAL METALLIC TUBING 348-1. Uss. The use of electrical metallic tubing shall be permitted for both exposed and concealed work. Electrical metallic tubing 'shall not be used: (1) where, during installation or afterward, it will be subject to severe physical damage; (2) where protected from corrosion solely by enamel; (3) in cinder concrete or cinder fill where subject to permanent moisture unless protected on all sides by a layer of noncinder concrete at least 2 inches (50.8 mm) thick or unless the tubing is at least 18 inches (457 mm) under the fill; (4) in any hazardous (classified) location except as permitted by Section 502-4,, 503-3, and 504-20. Where practicable, dissimilar metals in contact anywhere in the system shall be avoided to eliminate the possibilty of galvanic action. Electrical metallic tubing may be used in concrete except for slabs on ~rade. Exception~ Aluminum fittings and enclosures shall be permitted to be used with steel electrical metallic tubing. Ferrous or nonferrous electriacl metallic tubing, elbows, couplings, and fittings shall be permitted to be installed in concrete, in direct contact with the earth, or in areas subject to severe corrosive influences when protected by corrosion protection and judged suitable for the condition. (FPN): See Section 300-6 for protection against corrosion. ARTICLE 370 - OUTLET, DEVICEv PULL AND JUNCTION BOXESv CONDUIT BODIES AND FITTINGS B. Installation 370-19. Conduit Bodies, Junction, Pull and Outlet Boxes to be =essible. Conduit bodies, junction, pull and outlet boxes shall be so installed that the wiring contained in them can be rendered accessible without removing any part of the building or in underground circuits without excavating sidewalks, paving, earth, 10 or other substance that is to be used to establish the finish grade. (a), Suspended Ceilina. Junction. Dull and outlet boxes shall be installed not more than four [4) feet above a suspended ceilina. g~eep~iem~--L~s~ed-bexes-s%al~-be-pe~m~e4-whe~e-~evR~e4v~y ~eea~eRi~-e~fee~iYe~-~4e~iffe,4-aa4&aeeess~b~e-fe~eKeawa~i~m~ ARTICLE 384 - SWITCHBOARDS AND PANELBOARDS 384-15. ~,mher of Overcurrent Devices on One Panelboard. Not more than forty-two overcurrent devices (other than those provided for in the mains) of a lighting and appliance branch-circuit panelboard shall be installed in any one cabinet or cutout box. A lighting and appliance branch-circuit panelboard shall be provided with physical means to prevent the installation of more overcurrent devices than that number for which the panelboard was desigDed, rated, and approved. For the purposes of this article, a 2-pole circuit breaker shall be considered two overcurrent deVices; a 3-pole breaker shall be considered three overcurrent devices. In each branch-circuit Danelboard of any one and two family dwellina, there shall be a minimum of two (2) extra spaces for fuse holders or breakers for future use. An empty raceway terminatinq in accessible attic space or an emntv raceway terminatina in a accessible place either under the floor or to the exterior of the buildinq above finish arade shall be installed. Ail empty raceways installed to the exterior of the buildina shall terminate above finish arade. ARTICLE 511 - COMMERCIi%L GARAGES, REPAIR AND STORAGE 511-1. Scope. These occupanices shall include locations used for lubrication facilities, service and repair operations in connection ~: with self-propelled vehicles (including passenger automobilies, buses, trucks, tractors, etc.) in which volatile flammable liquids ~. are used for fuel or power. 11 680-8. Overhead Conductor Clearances. The following parts of pools shall not be placed under existing service-drop conductors or any other open overhead wiriing; nor shall such wiring be installed above the following; (1) pools and the area extending 10 feet (3.05m) horizontally from the inside of the walls of the pool; (2) diving structure; or (3) observation stands, towers, or platforms. Exception: No. 1: Structures listed in (1), (2) and (3) above shall be permitted under utility-owned, -operated and maintained supply lines =r ~crvicc_~ ~ .... _~ where such installations provide the following clearances: Exception: No. 2: Utility-owned, -.operated, and -maintained communication conductors, community antenna system coaxial cables complying with Article 820, and the supporting messengers shall be permitted at a height of not less than 10 feet (3.05m) above swimming and wading pools, diving structures and observation stands, towers or platforms. (FPN): See Sections .225-18 and 225-19 for clearances for conductors not covered by this section. 12