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HomeMy WebLinkAboutDocumentation_Regular_Tab 11A_5/8/1997 ICE ORDINANCE NO 524 AN ORDINANCE- OF THE VILLAGE OF TEQUESTA, FLORIDA, AMENDING CHAPTER 6 OF THE CODE OF ORDINANCES, BUILDINGS AND BUILDING REGULATIONS, AT ARTICLE III, SECTION 6-41 AND 6-42, TO PROVIDE FOR THE ADOPTION OF THE 1996 NATIONAL ELECTRIC CODE AND THE 1996 EDITION OF THE UNIFORM COUNTY%%TDE AMENDMENTS TO THE NATIONAL ELECTRIC CODE; PROVIDING FOR PREVAILING STANDARDS IN THE EVENT OF CONFLICT; PROVIDING FOR REPEAL OF ORDINANCES OR PARTS OF, ORDINANCES IN CONFLICT HEREWITH; PROVIDING FOR SEVERABILITY; PROVIDING FOR CODIFICATION; PROVIDING AN EFFECTIVE DATE. WHEREAS, the Village of Tequesta, Florida has adopted uniform building codes together with certain amendments to the codes which are intended to address specific local conditions within Palm Beach County, Florida; and, WHEREAS, new model codes have now been published in the several categories relating to building and construction, and the same have been updated and revised, including administrative changes, as recommended by the Palm Beach County Building Code Advisory Board; and, WHEREAS, the Village. Council of the Village of Tequesta has determined that the 1996 edition of the National Electric Code and the Uniform Countywide Amendments thereto, are consistent with the adopted Comprehensive Development Plan of the Village of Tequesta. Florida as required by Section 163.3194(2), Florida Statutes; and, WHEREAS, the Village Council of the Village of Tequesta, Florida deems it necessary and advisable to amend its building and construction codes by adopting the 1996 National Electric Code and Countywide Amendments as set forth herein, NOW, THEREFORE,BE IT ORDAINED BY THE VILLAGE COUNCIL OF THE I VILLAGE OF TEQUESTA,FLORIDA,AS FOLLOWS: Section 1. Section 6-41 of the Code of Ordinances of the Village of Tequesta is hereby amended by adopting and incorporating into the Code the National Electric Code, 1996 Edition as fully as if set forth at length herein as the Electric Code of the Village of Tequesta. Section 2. Section 6-42 of the code of Ordinances of the Village of Tequesta is hereby amended by adopting and incorporating into the code the Uniform, Minimum Countywide Amendment to the National Electric Code, 1996 Edition, as fully as set forth at length herein. Section 3. Prevailing standards in the Event of Conflict. It is the intent of this Ordinance to maintain the highest standards for Building and Construction in the Village of Tequesta. Therefore, in the event of a conflict between the standards and requirements of the several codes hereby adopted, the more stringent provisions shall prevail. it • Section 4. Repeal of Ordinances in Conflict. All other Ordinances of the Village of Tequesta, Florida, or parts thereof which conflict with this or any other part of this Ordinance are: hereby repealed. ! Section 5. Severability. If any provision of this Ordinance or the application thereof held invalid, such invalidity shall not affect the other provisions or applications of this: Ordinance, which can be given effect without the invalid provisions or applications, and to this: end, the provisions of this Ordinance are hereby declared severable. Section 6. Codification. This Ordinance shall be codified and made a part of the official I Code of Ordinances of the Village of Tequesta. it Section 7. Effective Date. This Ordinance shall take effect immediately upon its; !i passage and approval, as provided by law. THE FOREGOING ORDINANCE WAS OFFERED BY Council Member 11 , who moved its adoption. The motion was seconded by I Council Member , and upon being put to a vote, the vote was as j j follows: 1; ;I I FOR ADOPTION AGAINST ADOPTION ! ,i I I Ij i i I I i! 11 The Mayor thereupon declared the Ordinance duly passed and adopted this day of I i , A.D., 1997. Mayor of Tequesta i !! 1I 1 Elizabeth A. Schauer I; i! ATTEST: i • Joann Manganiello Village Clerk !1 BUILDING CODE ADVISORY BOARD OF PALM BEACH COUNTY MODEL COUNTYWIDE AMENDMENTS FOR lkiE 1996 NATIONAL ELECTRICAL CODE CODING: Words underlined are additions to the 1996 NEC Words stricken are deletions to the 1996 NEC ARTICLE 90 - INTRODUCTION 90-10 - INCORPORATION OF STANDARD The Model Countywide Administrative Code is hereby adopted by reference and is incorporated as if herein. and is intended to provide for the administrative aspects of the National Electrical Code and these amendments thereto. CHAPTER 1. General ARTICLE 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 definitions applicable only to the parts of articles specifically covering installations and equipment operating at over 600 volts, nominal. All the definitions as listed in the latest edition of the Standard Building Code shall be a part of this Code. A. General And/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. Electrician: Is a person who is engaged in the electrical trade or business and who is qualified under the terms and provisions of this Code. Electrical Apprentice: Is a person who is engaged in learning the electrical trade by working with and under the supervision of a journeyman 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 person qualified by experience and/or education to perform work in the electrical trade. Shall be certified by the Construction Industry Licensing Board of Palm Beach County. • H:\common\1996nec.6.1 1 REV 6/21/96 CHAPTER 2. WIRING DESIGN AND PROTECTION ARTICLE 210 - BRANCH CIRCUITS A. General Provisions 210-1 Scope. This articles covers-branch circuits eAcejt fui b►ailull ctits which supply only uiutui Li/,.a;ts with conillinatiun loads: The provisions of this article apply to branch circuits supplying lighting 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 apply. Article 430 applies where a branch circuit supplies motor loads only. Branch circuits shall be plainly marked at the overcurrent protective device so that they can be quickly and positively identified. Exception: Branch circuits for electrolytic cells as covered in Section 668-3(c). Exceptions No. 1 and 4. Section 210-8. Ground-Fault Circuit-Interrupter Protection for Personnel. (a) Dwelling Units. All 125-volt, single-phase, 15-and 20-ampere receptacles installed in the locations specified below shall have ground-fault circuit-interrupter protection for personnel. (1) Bathrooms (2)Garages and ground-level portions of unfinished accessory buildings used for storage or work area. Exception No. 1:Receptacles that are not readily accessible. Exception No. 2: A single receptacle or a duplex receptacle for appliances located within dedicated space for each appliance that in normal use is not easily moved from one place to another, and that is cord-and-plug connected in accordance with Section 400-7(a) (6), (a) (7), or (a) (8). Receptacles installed under exceptions to Section 210-8(a)(2) shall not be considered as meeting the requirements of Section 210-52(g). (3) Outdoors. Exception: Receptacles that are not readily accessible and are supplied from a dedicated branch circuit for electric snow-melting or deicing equipment as covered in Article 426 shall be permitted to be installed without ground fault circuit-interrupter protection for personnel. (4) Crawl spaces. Where the crawl space is at or below grade level. (5)Unfinished basements. For purposes of this section, unfinished basements are defined as portions or areas of the basement not intended as habitable rooms and limited to storage areas, work areas, and the like. Exception No. 1: Receptacles that are not readily accessible. H:\common\1996necAA 2 REV 6/21/96 Exception No. 2: A single receptacle or duplex receptacle for two appliances located within dedicated space for each appliance that in normal use is not easily moved from one place to another, and that is cord-and-plug connected in accordance with Section 400-7(a)(6), (a)(7), or (a)(8). Receptacles installed under exceptions to Section 210-8(a)(5) shall not be considered as meeting the requirements of Section 210-52(g). (6) Kitchens. Where the receptacles are installed to serve the counter top'surfaces. (7)Wet-bars All sinks. Where the receptacles are installed to serve the counter top surfaces and are located within 6 ft. (1.83 m) of the outside edge of all sinks. (b) Other than Dwelling Units. All 125-volt, single-phase, 15- and 20-ampere receptacles installed in the locations specified below shall have ground-fault circuit-interrupter protections for personnel. (1) Bathrooms. (2) Rooftops. f31 Outdoors. (4) All sinks. Where the receptacles are installed to serve the counter top surfaces and are located within 6 ft. (1.83 m) of the outside edge of all sinks. Exception to (3)and(4) above:A single receptacle or duplex receptacle for two appliances located within dedicated space for each appliance that in normal use is not easily moved one place to another, and that is cord-and-plug connected in accordance with Section 400-7(a)(6). (a) (7), or (a)(8). [BCAB 96.16] B. Branch-Circuit Ratings 210-26. Appliance Branch Circuits Dwelling Unit(s). The following appliances shall be installed on a separate branch circuit: (1) air conditioners, (2) refrigerators, (31 dishwashers. (41 garbage dimes osals, (5) microwave ovens, and(6) any appliance rated at or above 1/4 horsepower or 750 watts. [SCAB 96-21] C. Required Outlets • 210-50 General. • (d)Spacing. Any buildine to be used for other than office occupancies. warehouses used for storage only or dwelling units, shall have receptacles installed each twenty._(201 feet of unencumbered wall space. All receptacles shall be installed-at accessible locations and this accessibility shall be maintained regardless of wall fixtures or other modifications. Office occupancies shall have receptacles installed each twelve (121 feet of unencumbered wall space. Receptacles are not required in warehouses used for storage only. H:\common\1996nec.6.1 3 REV 6/21/96 210-52. Dwelling Unit Receptacle Outlets. (b) Small Appliances. (1)In the kitchen, pantry, break f st room, dining room, or similar area of a dwelling unit, the two or more 20-ampere small appliance branch circuits required by Section 220-4(b) shall serve all receptacle outlets covered by Sections 210-52(a) and (c), equipineat. Exception No. 1: In addition to the required,receptacles specified by Section 210-52, switched receptacles supplied from a general-purpose branch circuit as defined in Section 210- 70(a), Exception No. 1 shall be permitted Exception No. 2: The receptacle outlet for refrigeration equipment shall be pet,,titted to Le supplied from an individual branch circuit rated 15 amperes or greater. [BCAB 96-2] 210-63. Heating, Air-conditioning and Refrigeration Equipment Outlet. A 125-volt, single- phase, 15- or 20-ampere-rated receptacle outlet shall be installed at an accessible location for the servicing of heating, air-conditioning, and refrigeration equipment. cn,rooftops and in attics and CI abvi pracea. The receptacle shall be located on the same level and within 25 feet (7.62 m) of the heating, air-conditioning, and refrigeration equipment. The receptacle outlet shall not be connected to the load side of the equipment disconnection means. (FPN) See Section 210-8 for ground-fault circuit-interrupter requirements. . [BCAB 96-3] ARTICLE 215 - FEEDERS • 215-8. - - Identification of Feeder Conductors. Feeder conductors in NEW BUILDINGS shall be identified by color or ta22ine or by other effective methods at each point a connection is made if the neutral conductor is also present. Exception: The existing system of coding may be maintained in new buildings or additions to existing buildings at industrial and commercial installations. H:\common\1996nec.6.1 4 REV 6/21/96 al 120/240 volt, single phase, three wire system. Phase "A" - Black Phase "B" -Red Neutral - White !'tu 208Y/120 volt, three phase, four wire system. Phase "A" -Black Phase "B" -Red Phase "C" - Blue Neutral -White 480Y/277 volt, three phase, four wire system. Phase "A" -Brown • Phase "B" - Purple Phase "C" - Yellow Neutral - Gray 240 delta/120 volt, three phase, four wire system (open delta) Phase "A" -Black Phase "B" - Orange (higher voltage to ground or high lea Phase "C" -Red Neutral - White Note: A cabinet or enclosure shall be identified by the words "OPEN DELTA" where internal Phase "B" and neutral conductors are connected. 215-20. Feeder Conductors. All feeder conductors to panelboards shall be installed in an approved raceway. In addition all feeder conductors to panelboards with extra circuit spaces in one and two family dwelling shall include a grounded (neutral) conductor and shall be sized not less than the equipment grounding conductor specified in section 250-95. [BCAB 96-6 do 96-281 • ARTICLE 220 -BRANCH-CIRCUIT, FEEDER AND SERVICE CALCULATIONS A. General 220-4 fe) General Lighting Outlets - Dwelling Unit. In dwelling units. a 15 ampere circuit may have ten (10) general lighting outlets and a 20 ampere circuit may have twelve (12) general lighting outlets. H:\common\1996nec.6.I 5 REV 6/21/96 ARTICLE 230- SERVICES B. Overhead Service-Drop Conductors 230-28 Service Masts as Supports. Where a service mast is used for the support of service-drop conductors, it shall be.of adequate strength or be supported by braces or guys to withstand safely the strain imposed by the service drop. Where raceway-type service masts are used, raceway shall be rigid metal conduit or intermediate metal conduit, minimum 2". and all raceway fittings shall be identified for use with service masts. Only power service-drop conductors shall be permitted to be attached to a service mast. [BCAB 96-201 D. Service- Entrance Conductors 230-43. Wiring Methods for 600 Volts, Nominal or Less. Service-entrance conductors shall be installed in accordance with the applicable requirements of this Code covering the type of wiring method used and limited to the following-methods: (1) opeic �'V11 ul� Vli u1Jalatoi s, (2) Type IGS cable; (3) rigid metal conduit; (4) intermediate metal conduit; (5) electrical metallic tubing; (6) tub;ug(EN'T), (7) r;ct-elitrance caI,k , (8) wireways; (9) busways; (10) auxiliary gutters; (11) rigid nonmetallic conduit; (12) cablebus; (13) Ty1,c MC 4.ablu, (14) mineral-insulated, metal-sheathed cable; (15)flcxiblu liictal cOuduit between raceways, Or bCtw eir-itu.uway and cr i cguipliizni, with ecFrign Ciit 17u11uiii juugiel rulitzt; with th t ' lc metal conduit ul tlic liu1 uetallic co1idu1t. Approved cable tray systems shall be permitted to support cables approved for use as service- entrance conductors. [SCAB 96-8) F. Service Equipment- Disconnecting Means • 230-70. General. (a) Location. The service disconnecting means shall be installed at a readily accessible location either outside of a building or structure, or inside nearest the point of entrance of the service conductors. If more than eight (8) feet, per set of service entrance conductors are located inside of the building as determined by Section 230-6, a disconnect with overcurrent protection must be installed at the location the conductors enter the building. Service disconnecting means shall not be installed in bathrooms.[SCAB 96-9] • H:\common\1996nemm 6 REV 6/21/96 ARTICLE 250 - GROUNDING J. Grounding Conductors • 250-91. Material. The material for grounding for conductors shall be as specified in (a), (b), and (c) below. (a) Grounding Electrode Conductor. The grounding electrode conductor shall be of copper. , ala�unu��� yr copper-clad aluminum. The material selected shall be resistant to any corrosive condition existing at the installation or shall be suitably protected against corrosion. The conductor shall be solid or stranded, insulated, covered, or bare and shall be installed in one continuous length without a splice or joint. Exception No. 1: Splices in busways shall be permitted Exception No. 2: Where a service consists of more than a single enclosure as permitted in Section 230-40, Exception No. 2, it shall be permissible to connect taps to the grounding electrode conductor. Each such tap conductor shall extend to the inside of each such enclosure. The grounding electrode conductor shall be sized in accordance with Section 250-94, but the tap conductors shall be permitted to be sized in accordance with the grounding electrode conductors specified in Section 250-94 for the largest conductor serving the respective enclosures. The tap conductors shall be connected to the grounding electrode conductor in such a manner that the grounding electrode conductor remains without a splice or joint. Exception No. 3: It shall be permitted to splice the grounding electrode conductor by means of irreversible compression-type connectors listed for the purpose or the exothermic welding process. (b) Types of Equipment Grounding Conductors. Exception No. 3: When using electrical metallic tubing in an exterior use,for feeders or branch circuits, an insulated equipment grounding conductor to carry the continuous bond shall be required • Chapter 3. Wiring Methods and Materials ARTICLE 300 - WIRING METHODS A. General Requirements 300-2 - Limitations. fcl Permitted Wiring Methods. Only those wiring systems listed in Table 300-2 (c) are permitted for use, except as provided by Section 90-2 (c). H:\common\1996necAA : 7 REV 6/21/96 TABLE 300-2 (C) PERMITTED WIRING SYSTEMS ' ARTICLE I&2 FAMILY MULTI-FAMILY COMMERCIAL&NON- - . . PWELLING pWELLING OCCUPANCIES ------__. ..... ............................... .1'..40 :TditrOtiti':;WegiRMINNI:WWEN.PROAF:::03.0":..10,1".'?#:Mig:k:t0III:OHNIEN.MeNii*Mg1:.:ig::::ii 318 Cable Trays - 1 / i 321 Messenger,Supported Wiring / i / .. 424:Atiiiiitaiditig4tn.b. *AitaiNi.:i§:KM::: i:::•sgia,s4i0M4:.Ra. .*:.*.0•:.*:e..::ivi&v..m•!::.:,.:i:ki:.::.*:::::::::::::0:3:.:.::K§,-::: .:3g6 325 Integrated Gas Spacer Cable, Type IGS / • . - . . . .. . . .. .. :. ..............._. ..... 326iiiiiIMAiiiiiittiii:".::7.:;:tib1iii;::'.7ilitig.iO4: ::WVO•i:NO::;:".,?6.0044ii:•00.0?40:04;.,:g04.4.0400:0141::':§0.4VAii:: 328 Flat conductor Cable, Type FCC - / ' / 111.iiiiigiWterat:'•z".3:i:,:::tiliiii4W-:•?;;;;: tiataff447;'....';.Pler: 40.ilf-r.'411A..i,g...'.1: :''?::.::.:: §nt :,, W.I.,:p:'::,-A-...:m;Y. .,..zxx.,-. .:.• 331 Electrical Nonmetallic Tubing / 1 / ""' ' - .-'---:-.:i•-• -. :,-•••••••- : -.-' - '•• - ','..«.....',..§-,-*ii:N. "e•t4".-i...':.''''..:.al...i":'R,V..f...:: ::":*??:fikst:, ,.:;"1:0***..*Kiik. <..:•Vd:',.:..:e:k.;•:W:::Wf4NA 33 :::?:::Miti§t4g.ittatt47.'..OP41%:: ::,::03iMa.4.:.W.t,,:1::.?... 40P3`:::.A.r::1::;*:'....".455ci....':: ?.4::'S.g.',..:..:r--:. ...-::..:....-:...,..:',,,,':'.K N.'. :''.'''''. ' • . 334 Metal-Clad Cable, Type MC I / " s i - .-::--?,-?:0:i.i:ii*.-:'•*".-:":..:'......7::Mrt";::..M.Ii#4.i.V .-0t.v,,,,,,V;'''..-:‘;.:....;'": :: .24i3s: ,i,.:i.ii3O.,ii::0i.iie..,',.."--.: .. ..›I'..* :':",;s2:, ...x...;:.00 . :43:0,..,1*.a:„ .6k).., ,..r.,-_,.,,04,......r.....'s-'..,..,'4:'..t.,M;A :,„..,'...*,,-.: ..a.{....? .........::-'.*-a0.'N..-....*!';:t::V.ni4i..'iws.i :;::.:4a: .-.-:-4:.:.,..,.?.':•o,,..iWooKk..-.??.,:ii -- r ..:i:i',.:='.:-* i' A'1.:"..:::::‘.1TA'K',..' .":::.14. ... :.....! .....:q... .,-..:::: ::::-......m....*.W4. .%i .W.;.,...,,,,,I.44e.. ...s., .., ,...'........i.. .,..-....,..',. ...•.::,,-..i;sx.....f.,,. ....::*, 338 Service-Entrance Cable, Types SE and USE 1 , . (For Branch Circuit Wiring Only) . . . ..„, _. ... .......- . .. - .. ••:::'?...:........••'••-•-•••••••••-• •. '''.:Iiialittlakt'litc-..:''''..x'"ilks:W34:$::',5-ci*P.::::•: :kii:?i::zii:,i:,::-i:::kz:4:ixif.0::Aiii:iKi,.46-404.t...00ii,..-24 340 Power and Control Tray Cable,Type TC 71-421iii•iiiiitikWittit- •••' 'etilrla:• ......rzikttittiti•-"•iiti.*--0.1..-;10:iii:0411:011,::*-!1`4:.:4.•:!0::::Al•:.4: ::2•7•:!.4ti P.4•1::i•:::::Ef:'.**.:-,:,::•,:;411:1:::ii%f:g:,::-11-:::-::::,,.:::;0:::::!!‘0410.0.F4p.:•ii:::,-f•:'<:."..::k::::::::::::t.::i.:U::::•::::::::::::-:::::'::::::-:::,:::::-::.i:::::::.;.:-::.::::.:::.:::.:: 343 Nonmetallic Underground Conduit with Conductors l. / I 14.5i];••:::Aiiiiiiiiaskimitiateititidiiir:: ::ii:ii::.ii:i:i:.Nof•::::: ::.:::.•i•::::::.;:iik,::?:•.:i;:::••K:M...:.::21"::VWiiV:4:ii•ggiiiiii§m§•:::i0:.:*KoK•K:i•iimiie..miEK:gif.:::.sos4:::e:5.::iiK....::::§::,:i:i•-:::p. 346 Rigid Metal Conduit / / / ... ..::::::::::::•ft:i4::::mt.::: • 348 Electrical Metallic Tubing , - . ' i / 1 14.91:?:::::?.:::FleFiciblelviiitallifaMItOr:Sgaigte::::.:g:i:::.:.iliii:::.ii.*:iiiMM:ii:UmENEKii-.4ii:i0.•;:iiiia:::lii;ii::iiii5:.i.:iKiK•niii?:iiAii:K-N..:::::•iiiiatazzaziria.,.z.faamaz .350 Flexible Metal Conduit / / • 1 ri:•,;::,i0ii:.•Wilii.Okf.:.;.....1146144Naiiiiiii•tilitiebiiiiiiiiii,MORMV:iir4.'%0Rigl:Vini:M:qi:?:VSB&C:IiN:::::?;;*. ii:;.:§§iiii.Aiiiiimiiiiigiwi:i::.:.i:§:::.'i:.?: -•_ .• . .•.. .. .. .• ....,,...., . . -... --..... . . • , . •„Wive••:. ..•••••....••••....•,••:s••••••••••.•••••••••••s Surface Metal Raceway and 352 • i / 1 Surface Nonmetallic Raceways i'llfa:•*tiitir.f.'.-96Otritiii**-::••••46:'PROA.040.t47t.i:-.A.4,540..6. gralatigOrtiliii•Mige0.M:dt?MOP-OAM-.%i:.A0.5:s.:- 354 Underfloor Raceways . ./ 1 / " - '' ....-.. "":-*•••••••••:'••••-•:xti:0:::.:Nr:A•4:4i:4i: ::::.:•i:§: Ei..W6400:iiiiilibiObieli* .t.:'!""1040010§.*-!,.t:,;.•:00.14,0;:::".:;;Or:i.s.OtAgg0.g.WAINT:W•M::i:K•i:Wf-..27::.,r:1:3i:w.%w 358 Cellular concrete Floor Raceways / • 1 I ... :::.*::::..::."aiAe.titf._i*iaiiiiYiliridi.kroliiiiibilr4.Mr":.':-'-:'..lg•tainifgii.,3::iiiiiit:AigiiigW%V.P.ARNggngia,:gn:WWgaigif:; 363 Flat Cable Assemblies,Type FC / / . I .?•''':'Y":': '"'P'Y•':'::':':':'°'•'''''I'f:t?':'I'''I'llmtf"-lerlr';''Tr. "':".•':::::::'-::::.•-::::,-:'s'.:::::'•::.:.:.:.:.:,-:-:,:.-..:"-:.--:,':.,:-:'...*-::-..w•liiiiiimi;:.:i1:.:isi:::gr:::.-4.0.:ii,§;.:. ••ii-:iiii.i::iii'm:KiNii:::.ii::i'iii:407.Seakagn '.4ft."LBusslia* . ..-.:*''''''':::i:Kf:Ma.'AZaLl-ai'ag.iUUWiaai .-i: ifiggiMiiiliZT.diiiiiiiikaiiiiKaffei:finagigneinnaina??.Sigeggiiiiiiiiiniaggilagganaligagg0.00igngagg / Permitted . - • ' Uses Over 50 Volts Prohibited • ' 1 See Specific Article for use limitations • - , - : . . , H:\common\1996necAi . 8 REV 6/21/96 • 300-5. Underground Installations. Table 300-5 Minimum Cover Requirements, 0 to 600 Volts, Nominal, Burial in Inches • UNCHANGED Note 6. All service lateral conductors shall be installed in an approved raceway and shall have 24 inch minimum cover. [aca,a 96-1 i1 ARTICLE 310 - CONDUCTORS FOR GENERAL WIRING 310-2. Conductors. (c) Restrictions. (1) Aluminum, and copper clad aluminum conductors smaller than No. 2 A.W.G. shall not be installed. (21 All aluminum, and copper clad aluminum conductors shall terminate in. approved hvpress lugs and/or connectors conforming to the manufacturers specifications and/or the Aluminum Association's installation manual and design guide. (31 Aluminum and copper clad aluminum conductors shall not be used for grounding or bonding. ARTICLE 333 -ARMORED CABLE Type AC C. Construction Specifications 333-21. Grounding. Type AC cable shall include a separate copper grounding conductor and shall provide an adequate path for equipment grounding as required by Section 250-51. Type AC cable with a full size around conductor, sized by 250-95, and an outer metal armor or sheath that is identified as an acceptable ground return path may be used as provided in Article 517-13. Type AC cable shall be terminated with listed connectors. • H:\common\1996nec.6.1 9 REV 6/21/96 ARTICLE 334 - METAL-CLAD CABLE Type MC A. General 334-3. Uses Permitted. Except where otherwise specified in this Code and where not subject to physical damage, Type MC cables shall be permitted as follows: (1) for surviccs, faders nd branch circuits; (2) for power, lighting, control and signal circuits; (3) indoors ui uutAluuiz, (4) where exposed or concealed; (5) direct Luricd ooln,n identified fui buc1r sse; (6) in cable tray; (7) in any raceway; (8) as op.i i ui.s uf-Cable(9) as aerial cable on a messenger;(11)\1 in dry 7 ) , , locations and embedded in plaster finish on brick or other masonry except in damp or wet locations; and (12) in wet locations where any of the following conditions are met: (1) The metallic covering is impervious to moisture (2) A lead sheath or moisture-impervious jacket is provided under the metal covering. (3) The insulated conductors under the metallic covering are approved for use in wet locations. Exception: See Section 501-4(b), Exception. (FPN): See Section 300-6 for protection against corrosion. [BLAB 96-12 do 96-30] ARTICLE 336 - NONMETALLIC SHEATHED CABLE Types NM, NMC and NMS A. General 336-4. Uses Permitted. Type.NM, Type NMC, and Type NMS cables shall be permitted to be used in one and two family dwellings multi-family 3 s except as prohibited in Section 336-5. Where installed in cable trays, cables shall be identified for this use. Type NM and NMC cable shall comply with this article and also with the applicable provisions of other articles in this Code, particularly Article 300 and 300-4(d). (FPN): See Section 310-10 for temperature limitation of conductors.[BLAB 96-13] H:\common\1996nec.6.1 10 REV 6rz1i96 ARTICLE 339 - UNDERGROUND FEEDER AND BRANCH CIRCUIT CABLE Type OF 339-3. Use. (b) Uses Not Permitted. Type OF cable shall not be used (1) as service-entrance cables; (2) in commercial garages; (3) in theaters; (4)in motion picture studios; (5) in storage battery rooms; (6) in hoistways; (7) in any hazardous (classified) locations; (8) embedded in poured cement, concrete, or aggregate, except where embedded in plaster as nonheating leads as provided in Article 424; (9) where exposed to direct rays of the sun, unless identified as sunlight- resistant; (10) in systems over 50 volts in other than one and two family dwellings. Exception: See Section 501-4(b), Exception. ARTICLE 348 - ELECTRICAL METALLIC TUBING 348-1. Use. The use of listed 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; or (5) for.the support of fixtures or other equipment except conduit bodies no larger than the largest trade size of the tubing. Where practicable, dissimilar metals in contact anywhere in the system shall be avoided to eliminate the possibility of galvanic action. Exception: Aluminum fittings and enclosures shall be permitted to be used with steel electrical metallic tubing. Ferrous or nonferrous electrical metallic tubing, elbows, couplings, and fittings shall be permitted to be installed in concrete, except for slab on grade in direct contact with the earth, or in areas subject to severe corrosive influences where protected by corrosion protection and judged suitable for the condition. (FPN): See Section 300-6 for protection against corrosion. (FPN): See Section 250-91(b) Exception Number 3 for grounding requirements for exterior use. [SCAB 96-I5] H:\common\1996nec.6.1 : 11 REV 6/21/96 ARTICLE 370 - OUTLET, DEVICE, PULL AND JUNCTION BOXES, CONDUIT BODIES AND FITTINGS B. Installation 370-29. Conduit Bodies, Junction, Pull and Outlet Boxes to be Accessible. 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, or other substance that is to be used to establish the finish grade. (al. Suspended Ceiling. Junction, null and outlet boxes shall be installed not more than four (4) feet above a suspended ceiling. Exception: Listed boxes shall be permitted where covered by gravel, light aggregate, or noncohesive granulated soil if their location is effectively identified and accessible for excavation. ARTICLE 380- SWITCHES A. Installation 380-8 Accessibility and Grouping (c) HVAC, Refrigeration and Heating Disconnect. A disconnecting means shall be installed within six(6) feet from the service side of the HVAC, refrigeration and heating equipment. ARTICLE 384- SWITCHBOARDS AND PANELBOARDS B. Panelboards 384-15. Number 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 designed, rated, and approved. For the purposes of this article, a 2-pole circuit breaker shall be considered two overcurrent devices; a 3-pole circuit breaker shall be considered three overcurrent devices. • H:\Common\1996nec.&1 12 REV 621/96 (a) Extra Space. In each branch-circuit panelboard of any one and two family dwelling, there shall be a minimum of two (2) extra spaces for fuse holders or breakers for future use. (b) Extra Raceway. An empty raceway terminating in an accessible attic space or an empty raceway terminating in an accessible place either under the floor or to the exterior of the . building above finish grade shall be installed. All empty raceways installed to the exterior of the building shall terminate above finish grade. [SCAB 96-14] Chapter 5. Special Occupancies • ARTICLE 511 -COMMERCIAL GARAGES, REPAIR AND STORAGE 511-1. Scope. These occupancies shall include locations used for lubrication facilities, service and repair operations in connection with self-propelled vehicles (including passenger automobiles; buses, trucks, tractors, etc.) in which volatile flammable liquids are used for fuel or power. ARTICLE 525 CARNIVALS, CIRCUSES, FAIRS and SIMILAR EVENTS B. Installation 525-18. Ground-Fault Circuit-Interrupter Protection. The ground-fault circuit-inlclrtiptci requirementr All 125-volt, single-phase 15- and 20- ampere receptacles installed in.the locations specified below shall have ground-fault circuit- interrupter protection for personnel. (1) Bathrooms (2) Outdoors [BCAB 96-29] • H:\common\1996necASA 13 REV 6/21/96 CHAPTER 6. Special Equipment ARTICLE 680 - SWIMMING POOLS, FOUNTAINS, AND SIMILAR INSTALLATION A. General • 680-8. Overhead Conductor Clearances. The following parts of pools shall not be placed under existing service-drop conductors or any other open overhead wiring; 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 items(1), (2) and(3) above shall be permitted under utility owned operated and maintained supply lines L, act vit,cd CIFJ where such installations provide the following clearances: Exception:No. 2: Utility-owned -operatea 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. H:\common\1996nec.6.1 14 REV 6/21/96 /V1fTequesta MAR 1 2 199? Village Manager's Office MEMORANDUM: TO: Thomas G. Bradford, Village Manager • FROM: Scott D. Ladd, Building Official c DATE: March 11, 1997 SUBJECT: Draft Ordinance to update' the Villages Electric Code Tom, attached are 18 sets of packets for the above referenced subject . Each packet includes a copy of the draft ordinance and a copy of the Countywide amendments to the National Electric Code as reccomended by the Building Code Advisory Board of Palm Beach County. This is a housekeeping item that we are required to do every two to three years in order to keep current with our adopted construction codes. Copies of the proposed National Electric Code, 1996 edition, are available for public inspection at the Department of Community Development . Please place this item for first reading on an upcoming council meeting agenda. The Village Attorney has reviewed the draft ordinance and has approved it as to legal form and sufficiency. Thanks SDL/s d l