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HomeMy WebLinkAbout66-41 Adopt National Electrical CodeORDINANCE NO AN ORDINANCE FOR THE CITY OF COSTA MESA, CALIFORNIA ADOPTING THE 1965 NATIONAL ELECTRICAL CODE AND IN- CLUDING CERTAIN AMENDMENTS TO SAID CODE. THE CITY OF COSTA MESA DOES HEREBY ORDAIN AS FOLLOWS: Section 1. It is hereby adopted the National Electri- cal Code for the year 1965 is the same as been compiled by the National Fire Protection Association. a� Section 2. Certain pages of the National Electric Code 1965 are hereby amended or deleted as follows: 210-1. SCOPE. The provisions of this Article shall apply to branch circuits supplying lighting or appliance loads or combina- tions of such loads. Where motors, or motor -operated appliances, are connected to any circuit supplying lighting or other appliance loads, the provisions of both this Article and Article 430 shall apply. Article 430 shall apply where branch circuit supplies only motor loads. (a) Accessory uses or other building, signs, etc., separately located on the same lot or premises, shall have connecting conduct- ors run underground. (b) Where spare circuit protective devices are provided or space for future circuit protective devices are provided on the buss in any flush mounted panel, then reaceways of sufficient capacity to permit utilization of such spares or spaces shall be provided to an accessible location. Section 210-22 of the National Electric Code is hereby amended to read as follows: 210-22. (subsection (d) and (e) amended) RECEPTACLE OUTLETS REQUIRED. Receptacle outlets shall be installed as follows: (d) Minimum Wire Size. For the supply of current to general appliance and convenience receptacle circuits, no conductor smaller than No. 12 AWG shall be installed, and with a maximum of twelve (12) outlets per circuit. No convenience receptacle or appliance receptacle shall be installed or operated on a general lighting branch circuit at any time in any occupancy. (e) At least one grounding type receptacle shall be installed in rooms containing one or more wash basins or lavatories. Section 210-24 of the National Electric Code, BRANCH CIRCUIT REQUIRE- MENTS, subsection (c) is amended to read as follows: 210-24 (c) All 220 volt circuits shall be wired in metal race- ways. EXCEPTION: In lieu of metal raceway in Type I occupancies for range, oven, dryers, and water heaters and other built-in ovens - minimum size cable shall be: Built-in range tops, built-in ovens - minimum size cable, 3 No. 6 with ground. Dryers and water heaters - minimum 3 No. 8 with ground. All other 220 appliances shall be in accordance to the load required. Section 210-26 of the National Electric Al Code, LIGHTING OUTLETS, sub- section (b) and (c), is hereby amended to read as follows: 210-26 (b) Each room in any dwelling shall have outlets sup- plied by not less than two (2) branch circuits, with no more than twelve (12) outlets per circuit. At least one outlet shall be switched. It may be alight fixture or a receptacle. If a recepta- cle, it may be considered a light outlet or a receptacle outlet and installed on either a lighting circuit or a receptacle circuit. (c) Entrance doorways, all occupancies, providing access to the premises from the exterior shall be provided with exterior il- lumination suitably located. The illuminating source shall be con- trolled by an interior switch conveniently located near the doorway. NOTE: The intent of the above is not to provide a light and switch at every door but only to provide adequate illumination for normal egress and ingress at all doors. (d) In cases where a door is accessible by a stairway the light shall be controlled by a 3 -way switch or time clock. I Section 215-2 of the National Electric Code is amended to read as follows: 215-2. CONDUCTOR SIZE. Feeder conductors shall have a cur- rent rating not smaller than the feeder load as determined by Sec- tion 220-4. A 2 -wire feeder supplying two or more 2 -wire branch circuits, or a 3 -wire feeder supplying more than two 2 -wire branch circuits, or two or more 3 -wire branch circuits, shall be not smaller than No. 10. 1 Section 230-1 of the National Electric Code is amended to read as follows: 230-1. SCOPE. The provisions of this Article shall apply to the conductors and equipment for control and protection of services - circuits that conduct electric power from the supply system or plant to the premises to be served. Regardless of the requirements of other Sections of this Code the minimum size of conduit, conductors, switch or circuit breakers for services shall not be less than the following: (conductor sizes are based on copper wire. For aluminum wire, see Table No. 2). (a) Commercial and store buildings A to G inclusive, 100 sq. ft. and over. The minimumservice requirements for commercial and store buildings A to G inclusive, 100 sq. ft. and over, shall be: Conduit - 1" trade size Conductors - 3 No. 6 AWG Switch - 60 ampere Circuit breaker - 50 ampere Provisions shall be made in the service panel for a minimum of 10 single pole over -current protective devices in addition to the main switch or circuit breaker. (b) Single family dwellings, under 800 sq. ft. The minimum service requirements for single family dwellings, under 800 sq. ft., shall be: Conduit - 1" trade size (copper) Conductors - 3 No. 6 AWG Switch - 60 ampere Circuit breaker - 50 ampere Provisions shall be made in the service panel for a minimum of 10 single pole over -current protective devices in addition to the main switch or circuit breaker. (c) Single family dwellings, 800 sq. ft. and over. The minimum service requirements for single family dwellings, 800 sq. ft. and over shallbe: Conduit - 1 1/2" trade size (copper) Conductors - 3 No. 1 AWG 125 ampere Main Disconnect Provisions shall be made in the service panel for a minimum of 24 single pole over -current protective devices in addition to the main switch or circuit breaker. (d) Duplex dwelling I occupancy. For duplex dwelling I occupancy: 1. The combined minimum service requirements shall be: Conduit - 1 1/2" trade size Conductors - No. 1 AWG 2. The minimum service for each individual occupancy shall be: Conduit - 1" trade size Conductors - 3 No. 6 AWG Switches - 60 ampere Circuit breaker - 50 ampere 3. Service entrance conductors shall have a current car- rying capacity sufficient to carry the load. The branch circuit protective devices shall be located in and for each occupancy. (e) Multi -family dwelling H occupancy. For multi -family dwelling H occupancy: 1. The minimum service requirements for combined unit occupancy load shall be: Conduit - 1 1/2 " trade size Conductors - 3 No. 1 AWG 2. The minimum feeder or sub -feeder for each individual occupancy shall be: Raceway - 3/4" trade size Conductors - 3 No. 8 AWG Switches - 60 ampere Circuit breaker - 40 ampere 3. Service entrance conductors shall have a current carrying capacity sufficient to carry the load and in no case smaller that #1 AWG. Branch Circuit protective devices shall be located in and for each multi -family occupancy with kitchen facili- ties for cooking. (f) Rough Inspection. Service shall be complete at the time of rough inspection. Section 230-44 of the National Electric Code is amended to read as follows: 230-44. METHOD OF INSTALLATION OF SERVICE. Every service shall be installed in galvanized, sheradized or equial rigid metal conduit and in accordance with the provisions of this Code, and all service equipment conduits and fittings installed on the exterior of any building shall be listed and approved by a recognized testing lab- oratory as rain -tight. (Service -entrance conductors shall not be run within the hollow spaces of frame buildings unless provided with overcurrent protection at their outer end.) Section 240-16 of the National Electric' Code is amended to read as follows: (a) Readily accessible, except as provided in Sections 230.91 and 230-92 for service equipment and Section 364-11 for busways. (b) Not exposed to physical damage. (c) Not in the vicinity of easily ignitible material. (d) Branch Circuit protective devices shall be installed in and for each occupancy. Nothing contained in this Code shall be deemed or construed to permit the installation of any electrical device outlet or circuit in any occupancy, the control of or the protection of which is not accessible to the occupant at alltimes except, remodeled existing occupancies if changed to a different classification as defined by "Table of Groups of Occupancy", then protective devices may be located at one central point. No parts of any circuit shall supply electrical energy to more than one (1) occupancy. Section 334-6 of the National Electric °Code is hereby amended to read as follows: 334-6 USE. Except where otherwise specified elsewhere in this Code, and where not subject to physical damage, metal clad cable may be installed for branch circuits and feeders in concealed work as follows: (a) Type NC. This type of power cable may be used in partially protected areas, such as in continuous rigid cable supports and the like in dry locations and when any of the following conditions are met it may be used in wet locations: ure. 1. The metallic covering is impervious to moist- 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. (See Section 300-5) (b) Type AC. Metal -clad .cable of the AC type may be used in dry locations; for under plaster extensions as provided in Article 344; and embedded in plaster finish on brick or other masonry, except in damp or wet locations. This cable may be run or fished in the air voids of masonry block or tile walls; where such walls are exposed or subject to excessive moisture or dampness or are below grade line, Type ACL cable shall be used. This cable shall contain lead covered conductors (Type ACL), if used where exposed to the weather or to continous moisture, for underground runs and embedded in masonry, concrete of fill in buildings in course of construction, or where exposed to oil, or other conditions having a deteriorating effect on the insulation. Type AC metal -clad cable shall not be used where prohibited elsewhere in this Code, including (1) In theatres, except as provided in Section 520-4: (2) in motion -picture studios; (3) in any hazardous locations; (4) where exposed to corrosive fumes or vapczs: (5) on cranes or hoists, except as provided in Section 610-11 Exception No. 3; (6) in storage battery rooms; (7) in hoistways or on elevators, except as provided in Section 620-21; or (8) commercial garages where prohibited in Article 511. (9) Type AC or ACL Metal -clad cable may only be used on single family and duplex dwellings and their accessory buildings. SECTION 336-3 of the National Electric Code is hereby amended to read as follows: 336-3 USE. Non-metallic sheathed cable shall not be used for exposed wiring and shall only be used for concealed wiring on single family or duplex dwellings as follows: (grounding type cable only shall be used with grounding receptacle) (a) Type NM. This type of non-metallic sheathed cable may be installed for concealed work in dry, moist, damp or corrosive loc- ations, and in outside and inside walls of masonry block or tile. Where embedded in plaster or run in shallow chase in masonry walls and covered with plaster within 2 inches of the finished surface, it shall be protected against damage from nails by a cover of corrosion -resistant coated steel at least 1/16 inch in thickness and 3/4 inch wide in the chase or under the final surface finish. SECTION 336-6 of the National Electric iCode is hereby deleted. SECTION 336-6 (a) of the National Electric Code is tereby deleted. SECTION 336-6 (b) of the National Electric Code"is hereby deleted. SECTION 336-9 of the National Electric Codelis hereby amended to read as follows: 346-1. USE. Rigid metal conduit may be used under all atmos- pheric conditions and occupancies, and shall be galvanized, sher adized, or equal, and shall be required in concrete or masonry floors and walls, underground and outside of buildings of one foot under grade level unless protected by at least four inches of concrete. Where practicable dissimilar metals in contact anywhere in the system shall be avoided to eliminate the pos- sibility of galvanic action. (See Section 300-5 for limitation in the use of ferrous raceways and fittings protected from cor- rosion solely by enamel.) SECTION 350-2 of the National Electric y'Code is amended to read as follows: 350-2. USE. Flexible metal conduit may be used in all occu- pancies A to J in concealed locations, with the following execep- tions. Flexible metal conduit shall not be used (1) in wet loca- tions, unless conductors are of the lead -covered type or of other type specially approved for the conditions; (2) in hoistways, ex- cept as provided in Section 620-21; (3) in storage battery rooms; ((4) in any hazardous location excapt as permitted in Section 501-4 (b), 502-4 and 503-3; nor (5) where rubber -covered conductors are exposed to oil, gasoline, or other materials having a deterior- ating effect on rubber; (6) where embedded in masonry, concrete, adobe, plaster of similar finish; (7) where exposed to mechanical. injury. SECTION 410-8„_sub-section (a) of the National Electric AlCode is hereby amended to read as follows: 410-8 (a) All closets or storage rooms of all occupancies, hav- Ing a floor area of 12 or more square feet shall be provided with a light operated by a wall switch. Such outlet shall be located in the ceiling or in the wall over the door. Such lighting out- let shall not be within twelve inches (12 in) horizontally or dir- ectly over any shelving. SECTION 422-2 of the National Electric :/Code Is hereby amended to read as follows: 422-2. BRANCH CIRCUIT REQUIREMENTS. Every appliance shall be supplied by a branch circuit of one of the types specified in Article 210. Motor operated appliances shall also conform to the requirements of Article 430. In every dwelling unit, fixed appliances, such as food grinders, dishwashers, washing machines, dryers, laundry tray locations, built-in refrigerators, built-in freezers, furnaces, air con- ditioners and built-in heaters, or any other fixed appliance with motors 1/4 HP or larger shall be on a separate branch cir- cuit supplied by a minimum of No. 12 AWG wire. Each single fam- ily dwelling and each occupancy of a multi -family dwelling shall have installed therein an individual food waste grinder branch circuit. Said circuit shall be supplied with a minimum No. 12 AWG wire and a 15 ampere indicating type switch. Said switch shall be located in the wall adjacent to the sink. Food waste grinder shall be wired with a minimum of No. 16 AWG 3 -wire SPT -3, thermoplastic hard finish cord or equal and an approved, ground- ing type, cord grip cap must be used. i SECTION 422-4o of the National Electric lode is hereby amended to read as follows: 422-42. GENERAL (a) Equipment for use with electrical space heating system shall be of a type approved for such service. (b) In addition to complying with the general requirements for appliances, such equipment shall comply with Part E of this article. (c) The special provisions of this Article shall apply to electrically energized units, panels and cables for space heat- ing. They shall also include central heating systems employing electrical heating units. (d) Electrical space heating systems employing methods of installation other than covered by Part E of this Article may be used only by special permission. Paragraph (e) is hereby added to Section 422-40 of the Code to read as follows: (e) Approved recessed ceiling heaters using not more than one (1) 250 watts infrared lamp may be installed on a lighting branch circuit by reducing the allowable number of lighting out lets by two(2), for each single lamp device used. However, not more than two(2) such devices shall be connected to any one (1) lighting branch circuit. Any number of multiple lamp and single lamp heaters the total wattage not exceeding 1500 watts of the total number of 250 watt lamps and not exceeding six (6), may be connected to a separate 20 ampere branch circuit. SECTION 512-3 of the National Electrlc1Code is hereby amended to read as follows: 512-3• BELOW GRADE. Where the lowest floor is below adjacent ground or driveway level, the following shall apply: (a) The entire area of the garage or of any enclosed space which includes the garage shall be classified as a Class I, Divi- sion 2 location up to a level 18 inches above the garage floor. All electrical equipment and wiring within such hazardous location shall conform to applicable provisions of Article 501. (b) Wiring and equipment above the defined hazardous location shall conform to the requirements of this Code for non -hazardous locations. (c) Adjacent areas in which hazardous vapors or gases are not likely to be released, and having floor elevated at least 18 in- ches above the garage floor, or separated therefrom by tight curbs or partitions at least 18 inches high, shall not be classed as hazardous. Paragraph (d) is hereby added to Section 512-3 of the Code to read as follows: (d) Garages or carports accessory to dwellings or duplexes shall be wired with a minimum of one switched light outlet, and one grounding type receptacle. Said wiring, if exposed, shall be in approved metal raceways. All wiring to detached accessory buildings is to be run underground. .l SECTION 600-1 of the National Electric Code is hereby amended to read as follows: 600-1 SCOPE, the provisions of this Article shall apply to the installation of conductors and equipment for electric signs and outline lighting as defined in Article 100. A sign circuit shall be provided and installed to an acces- sible location at the front of all commercial and store buildings. Paragraph (a) is hereby added to Section 600-1 of the Code to read as follows: (a) Disconnecting means shall be in or adjacent to a sign. Section 3. This Ordinance shall take effect and be in full force thirty (30) days from and after its passage and prior to the expiration of fifteen (15) days from and after its passage and prior to the expiration of fifteen (15) days from its passage shall be published once in the Orange Coast Daily Pilot, a newspaper of general circulation, printed and published in the City of Costa Mesa, together with the names of the members of the City Council voting for and against the same. PASSED AND ADOPTED this day off e fiez,, 1966. Mayor of the Ci Costa Mesa ATTEST: ,Q /�• (/ City cierk ofthe City of Cosmo STATE OF CALIFORNIA COUNTY OF ORANGE ) SS. CITY OF COSTA MESA ) I, C. K. PRIEST, City Clerk of the City of Costa Mesa and ex -officio Clerk of the City Council of the City of Costa Mesa, hereby certify that the above and foregoing Ordinance No. 66-41 was introduced and considered section by section at a regular meeting of the City Council of the City of Costa Mesa held on the 6th day of September, 1966, and thereafter passed and adopted as a whole at a regular meeting of the said City Council held on the 19th day of September, 1966, by the following roll call vote: pa pp AYES: COUNCILMEN e- 1, 1rM�7ycX1e4 Pl ill k NOES: COUNCILMEN.,✓ - L ABSENT: COUNCILMEN /✓6a d IN WITNESS WHEREOF I have hereunto set my hand and affixed the Seal of the City of Costa Mesa, this 20th day of September, 1966. City C -- lark and ex -officio Clerk of the City Council of the City of Costa Mesa 2 STATE OF CALIFORNIA ) COUNTY OF ORANGE ) SS. CITY OF ,COSTA MESA ) I am a citizen of the. United States and a resident of the County aforesaid; 1 am over the age of eighteen years, and not a party to or interested in the below entitled matter. I am rhe 7-egal Adv r e'I ng Manager of the ORANGE COAST DAILY PILOT, a newspaper of gen- eral circulation, printed and published in the City of Costa Mesa, County of Orange, State of California, and I certify that Or 66 —41 of which the copy attached hereto is a true and complete copy, was printed and published in the regular issue(s) of said newspaper on--3-ePt -23� 96-6 I declare, under penalty of perjury, that the foregoing is true and correct. at Executed on September 23 , 966, Costa Mesa California. _ v ijJ�GtA-r^- ( aMter�l STATE OF CALIFORNIA ) COUNTY OF ORANGE ) SS CITY OF COSTA MESA ) I, C. K. PRIEST, City Clerk of the City of Costa Mesa and ex -officio Clerk of the City Council of the City of Costa Mesa, hereby certify that Ordinance No 66-41 was introduced and considered, section by section, at a regular meeting of the City Council of the City of Costa Mesa, held on the 6th day of September , 1966- and thereafter passed and adopted as a whole at a regular meeting of said City Council held on the19th day of September' 196. �, by the following roll -call vote: AYES: COUNCILMEN - BARCK, 1,ILSON, TUCKER, HNKLEY, JORDAN NOES: COUNCILMEN - NONE ABSENT: COUNCILMEN 1406E I FURTHER CERTIFY that said Ordinance No 66-'41 was published in the ORANGE COAST DAILY PILOT, a newspaper of general circulation, printed and published in the City of Costa Mesa, on the 23ra day of September 196--6 City Clerk and ex-orfficio Clerk of the City Council of the City of Costa Mesa ,tonel,'EIecM1IC CON labs ere nfleay kmmry ewlnmgH LEGAL NOTICE a-slMle am 0. p. m. Immum l)AWGa[ I m gm.em.me ar emgis nm! IAN tlet SWbp..0., Sara be: ORDINANCE NO. eHl CnOWO - 1" tied. .1. dope ORDINANCE FOR THE CITY OFI Cpqutlore - S N0. 6 A DO TTNE lu Caroltw minimum IX 9t elry4 EN$ NPTIOXPLI ELECTRI Clr<vswelan Mwker - M emj CAL CODE ANO IMCLVOIHO CERA PM[Sirn Nell M made In m Tell AMENDMENTS TO SAID CODE. ke AS br'e m.b... de U THE CITY OF COSTA MESA 90E5 pnk Onrcvr/.nl gebRlw @v HERESY ORDAIN PS FOLLOWS:- addition N ma maln awlkh Or ,tonel,'EIecM1IC CON labs ere nfleay G.dC - IID na] ..'a CN ' eneea Or Matte .,=i l)AWGa[ 0.Y va.l. SCOPE. provlNaM =tl this Iu arrestee Mab OlemnnM . RpM SON m a eTed, Aril<le sMll testy'" Mentli IrtUlb Prmisbne euall be mete In 1s" fern TY wMpIymnp. IlpMna er aelanc.'laed. lu Caroltw minimum IX 9t elry4 I.'iku a Metal rein or Olnn M h Solids. Wn p b' ere end erMeNNe ee,il In Mme Cou Ce rumors,r best rN yU Gain m In Swam w Irctin binwm nC deo 10 y 1 IF: mewl i 0. b k one Il 9 or m .. Items suint In lm oUpba ewenl:p 1 Occupen<y. 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NNI- sM1e11 ors nceWade V, Im1eIIM in R.Irwnized, sM1MUlzed I.'iku a Metal rein Who, rbb m III CoMuff am In for huge wraece with me phMblans Or I mmeles no NTxeakn a C. end .II aervia eulFn¢m c binwm nC awns ane rNlfgs Iml.'ea m. tope Ing wen - bbL s Via Im LEGAL NOTICE Suds, on M1 ter.re, iiI fI 1 l.r r Y b Ild sial b Ib I1.P.H ds d app M by N rst so G I ll l"nd' Tina lice •aagl,i one ervia a ulpmet and .ms" "CeSys. be' rix-' Imxmeapaaea rb ls. Il puna H " mit . RpM SON m a SSR My"'fe nihbk kf,IN. :e Inalagod a either (1). &den: Cir<vit ors nceWade V, had be msaum In Hying iwo or men MWrc brenN peaty. No1Mna < 'be s .a Ib IR prcMUw, Cee hallaeeme, ban Yw "e'a IS drcuns. AMM Me mammoth mall M prwlaee ., bvlu C flet or Clr,,i ..a -- -• - --- ---- - --- eMe Is nerme arri IS read SISI M the National Electric fulms: Mee to roda slaws: Atte USE. Peaepl where o1M1er CONDUCTOR SIZE. Fewer cm epeclllM elsewhere In this. 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