1、An AmericAn nAtionAl StAndArdNECA 505-2010Standard fornullstallinnulland Maintaininnullnullnull Mast, nulladnully andnullea nullnulltinnullnullnullished nullnulltional nullenullrinulll Contranullors nullsonullationTStandardforInstallingandMaintainingHighMast,Roadway andAreaLightingNECA 505-2010An Am
2、ericanNational StandardPublishedbyNationalElectricalContractors Associationiii a73Foreword .v1. Scope 12. Definitions 23. Receiving, Inspecting, Handling, and Storage 33.1 Receiving 33.2 Handling 33.3 Storage 34. Pre-Installation 54.1 Coordination 54.2 LocatingEquipment 54.3 Excavating,Trenching,and
3、DirectionalBoring 64.4 RacewaysandBoxes .64.5 Foundations .65. Installation .85.1 GeneralRequirements .85.2 AssemblingMultiple-SectionPoles .85.3 AttachingMastArmsandAccessories.95.4 InstallingHighMastTopAssembly.95.5 InstallingLuminaires 95.6 SettingPolesinPlace .105.7 SettingEmbeddedPolesinPlace10
4、5.8 SettingPolesonFoundations.105.9 FinalAssemblyandAdjustments115.10 WiringMethods .125.11 Grounding6. System Startup and Commissioning 136.1 General .136.2 EnergizingLuminaires 136.3 OperationalTestingandAdjustments136.4 Documentation,Training,andSpecialTools 147. System Startup and Commissioning
5、157.1 General .157.2 GroupRe-Lamping .157.3 InspectionsandMaintenance 15Annex A: Reference Standards .16Table of Contentsv a73National Electrical Installation Standardsareintend-edtoimprovecommunicationamongspecifiers,pur-chasers,andsuppliersofelectricalconstructionser-vices. Theydefineaminimumbasel
6、ineofqualityandworkmanshipforinstallingelectricalproductsandsystems. NEISareintendedtobereferencedincontractdocumentsforelectricalconstructionpro-jects.Thefollowinglanguageisrecommended:Highmast,roadway,andarealightingshouldbeinstalledandmaintainedinaccordancewithNECA505-2010,Standard for Installing
7、 andMaintaining High Mast, Roadway and AreaLighting(ANSI).UseofNEISisvoluntary,andtheNationalElectricalContractorsAssociationassumesnoobligationorlia-bilitytousersofthispublication. Existenceofastandardshallnotprecludeanymemberornon-memberofNECAfromspecifyingorusingalternateconstructionmethodspermit
8、tedbyapplicableregu-lations.Thispublicationisintendedtocomplywiththeedi-tionoftheNationalElectricalCode(NEC)ineffectatthetimeofpublication. Becausetheyarequalitystandards,NEISmayinsomeinstancesgobeyondtheminimumrequirementsoftheNEC. Itistheresponsibilityofusersofthispublicationtocomplywithstateandlo
9、calelectricalcodeswheninstallingelectricalproductsandsystems.Suggestionsforrevisionsandimprovementstothisstandardarewelcome. Theyshouldbeaddressedto:NECAStandards&Safety3BethesdaMetroCenter,Suite1100Bethesda,MD 20814(301)215-4521Telephone(301)215-4500Faxwww.neca-neis.orgneisnecanet.orgTopurchaseNati
10、onal Electrical Installation Standards,contacttheNECAOrderDeskat(301)215-4504tel,(301)215-4500fax,ororderdesknecanet.org. NEIScanalsobepurchasedin.pdfdownloadformatfromwww.neca-neis.org/standards.Copyright2010,NationalElectricalContractorsAssociation. Allrightsreserved. Unauthorizedreproductionprohi
11、bited.National Electrical Installation Standards, NEIS,andtheNEISlogoaretrademarksoftheNationalElectricalContractorsAssociation. NationalElectricalCodeandNECaretrademarksoftheNationalFireProtectionAssociation,Quincy,Massachusetts.Foreword(This foreword is not a part of the standard)1 a73Thisstandard
12、describestheinstallationandmainte-nanceproceduresforhighmast,roadway,area,andsportlightingsystemsinstalledoutdoorsforcom-mercial,institutional,andindustrialapplications.ThisStandardappliestohighintensitydischargelightingluminairesrated600Voltsandlessandmountedonpoles. ThisStandarddoesnotapplytospeci
13、alizedapplicationsorinstallationswithspecialenvironmentalorregulatoryconditions.AllinformationinthispublicationisintendedtoconformtotheNationalElectricalCode(ANSI/NFPAStandard70). InstallersshouldalwaysfollowtheNEC,applicablestateandlocalcodes,andmanufacturersinstructionswheninstallingandmaintaining
14、highmast,roadway,andarealightingsystems.Onlyqualifiedpersonsfamiliarwiththeconstructionandoperationofhighmast,roadway,andarealight-ingsystemsshouldperformtheworkdescribedinthispublication.OtherNational Electrical Installation Standardspro-videadditionalguidanceforinstallingparticulartypesofelectrica
15、lproductsandsystems. AcompletelistofNEISisprovidedinAnnexB.1. Scopea73 2AreaLight Aluminairedesignedtobemountedonapoleandintend-edtoilluminateanareasuchasaparkinglot,driveway,oryard.HighMastLight Alightingstandardtypicallyinexcessof 30m(100ft)inheight,ofeitherthefixedorself-loweringluminaireringdesi
16、gn. Accesstofixedlumi-naireringhighmastlightsisprovidedeitherbyacraneandbucket,orwithclimbingringsandasafetyplatformforservic-ing. Accesstoself-loweringluminaireringhighmastlightsisaccomplishedbyloweringtheluminaireringtothegroundwheremaintenanceworkcanbeperformed. Uponcompletion,theluminaireringisr
17、aisedandlatchedintoplace.Lighting ThecompleteassemblyofaStandard lightingpole,bracketsormastarms,andluminaires.LowMastLight Alightingstandardtypicallybetween9mand30m(30and100ft)inheight,ofeitherthefixedorself-loweringluminaireringdesign. Accesstofixedluminaireringlowmastlightsisprovidedeitherbyacran
18、eandbucket,orwithclimbingringsandasafetyplatformforservic-ing. Accesstoself-loweringluminaireringlowmastlightsisaccomplishedbyloweringtheluminaireringtothegroundwheremaintenanceworkcanbedonesafelyandefficiently.Uponcompletion,theluminaireringisraisedandlatchedintoplace.Luminaire Acompletelightinguni
19、tcon-sistingofalightsourceorlampstogetherwiththeparts,reflec-tor,and/orrefractorusedtodis-tributethelight,asockettosupportandpositionthelamps,wiringterminals,andhousing.SportsLight Adirectionalluminairespeciallydesignedforlightingsportsfields.2. Definitions3.1 Receivinga) Upondeliveryofequipment,par
20、ts,andcompo-nents,visuallyinspectpackagingforphysicaldamage.Carefullyunpackmaterialssufficientlytoinspectforconcealeddamageresultingfromshippingandhan-dling. Ifdamagehasoccurred,notifythedeliveringcarrierandthemanufacturerinwritingimmediately.Requestacarrierinspection. Notetheconditionoftheshipmento
21、nallcopiesofthedeliveryreceipt.Fileaclaimwiththecarrier.b) Compareequipment,parts,andcomponentsreceivedwiththebillofmaterialstoverifythattheshipmentiscomplete. Verifythatequipmentandaccessoriesreceivedconformtoapprovedsubmittalsandmanufacturerquotations. Iftheshipmentisnotcompleteorisinerror,notifyt
22、hemanufacturerinwritingimmediately.c) Ifequipment,parts,andcomponentsaretobestoredpriortoinstallation,restoreoriginalpackingmaterials. Whenconditionspermit,leavepackingmaterialsandwrappingsintactuntilreadyforinstal-lation.3.2 Handlinga) Handleequipmentandaccessoriesinaccordancewithmanufacturerrecomm
23、endationsinordertoavoidpersonalinjuryandequipmentdamage.b) Obtaintheshippingweightandthetypeoftruckmakingthedeliverypriortoreceivingtheshipment.Verifythatthehandlingequipmentissuitableforthematerialdeliverymethod,andthattheliftingcapaci-tyismorethantheweighttobemoved.c) Movematerialbyhand,dolly,orot
24、herdeviceinamannersoasnottocausedamage. Handleequip-mentcarefullytopreventdamage,breakage,denting,andscoringfinishes. Useforkliftsorotherloadingequipmentonlyforpalletizedshipmentsandforlargeorheavyobjects,suchaspolesandmastarms.Provideadditionalpaddingwhenusingforkliftsorotherequipment.d) Usebeltsli
25、ngsorropestoprotectfinisheswhenhandling,raising,andsettingpoles. Handlepoleswithnonmetallicfinisheswithwebfabricstraps. Donotusemetallicchainsorcables. Donotdragtreat-edpolesalongtheground. Donothandlewoodpoleswithtongs,canthooks,orotherpointedtoolscapableofproducingindentationmorethan6mm(1/4in.)ind
26、epth. Donotapplytoolstogroundlinesectionofwoodpoles.3.3 Storagea) Followmanufacturerrecommendationsforpro-tectionandstorageofequipment,parts,andcompo-nents. Stackorotherwisestoretopreventdamage,observingwarningsandstackinginstructionsonpackagingorshippingmaterials.b) Protectfromenvironmentalconditio
27、ns,suchasrainandsnow,untilfinalassemblyiscompleted.Protectfromcorrosivegasesorfumes,dirt,dust,debris,foreignobjects,androdents. Moistureincombinationwithcementdustisverycorrosivetoelectronicequipment.c) Storeinamonitoredareatodiscouragedamage,vandalism,andtheft,andoutofthewayofconstruc-tiontraffic.d
28、) Storepolesoutdoorsontreated,decay-resistantskidsaminimumof300mm(1ft)abovegradeandanyvegetation,whereaccessiblefordelivery,prepara-3. Receiving, Inspecting, Handling,and Storage3 a73tion,andinstallation. Supportpolestopreventdis-tortion,andarrangetoprovidefreeaircirculation.e) Storelightingequipmen
29、t,luminaires,accessories,andfittingsindoorsinaclean,dry,well-ventilatedspace. Avoidlocationswherewatermightaccumulateorwheresignificantairbornedustordirtispresent.Wrapmaterialsinaprotectivecoveringandusepal-lets,shelves,orothermeanstoelevatematerialabovethefloortoprotectfrompossiblewaterdamage.NECA
30、505 Standardfor InstallingandMaintainingHighMast,RoadwayandAreaLightinga73 44.1 Coordinationa) Examineareasandconditionsunderwhichpoles,luminaires,equipment,andcomponentsaretobeinstalled. Locatewater,sewer,telephone,firealarm,trafficsignal,powerlines,andotherundergroundutilitiesbeforeexcavating,tren
31、ching,anddirectionalboring.b) Checktheclearancebetweenproposedpolesandexistingoverheadutilities,suchaspowerlines,tele-phonelines,guywires,etc.,beforebeginningwork.Takenecessaryprecautionstopreventcontactwithoverheadlines.c) Coordinatewiththeelectricutilitywhenrequiredfornewservices. Coordinatetheloc
32、ationoftheutilityconnectionandprovideraceways,metercabinets,con-ductors,etc.,whenrequiredforutilityconnections.d) Scheduletherelocation,reconstruction,orotherimprovementstoexistingroadwaylightingtomain-tainilluminationduringhoursofdarkness,orpro-videtemporarylighting,ifnecessary.e) Establishastaging
33、area,suchasaclearportionofaparkinglot,driveway,orserviceyardneartheintendedinstallationlocation,forpoleassemblyandstaging. Usematerialssuchasplywood,wallboard,orthecardboardinwhichthematerialwasshippedtoprotectmaterials,andprovidesufficientlumberorrailroadties,tosupportthepolesduringassembly.Takepre
34、cautionstopreventdiscoloringorotherdamagetopolesandluminairescausedbystains,fin-ishes,ortreatmentsonthesupportmaterials.f) Notifythegeneralcontractor,engineer,orownerinwritingofadverseconditions. Donotproceedwiththeinstallationuntiladverseconditionshavebeenresolved.4.2 LocatingEquipmenta) Locatepole
35、sandequipmentinaccordancewithcontractdocuments,approvedshopdrawings,andmanufacturerrecommendations,andtomaintaintheminimumrequiredlightinglevels. Verifyallprojectdimensionsonsite.b) Adjustpoleandequipmentlocationstomaintainrequiredclearancesandtoavoidobstructions,unde-sirablefoundationconditions,etc
36、. Obtainapprovalforfieldchangestopolelocationspriortoconstruc-tion. Considerobstructions,trees,buildings,fences,roadways,trafficbarriers,guardrails,etc.,indeter-miningfinallocations.c) Locatefoundationsandbaseswithaminimumhorizontalclearanceof3.0m(10ft)tostormsewersorotherundergroundinstallationstha
37、tmightaffectstability.d) Setpolesbackfromstreetcurbsinaccordancewithcontractdocuments. Intheabsenceofrequire-ments,setbackapproximately900mm(3ft)fromstreetcurbandwherelocationsareaminimumhaz-ardtovehiculartraffic.e) Locatepathwayandsidewalklightingsuchthatlumiairetopsdonotoverhangstreets,sidewalks,o
38、rpathways,andareclearofpedestriantrafficandsnowremoval,mowing,andcultivatingactivities.f) Installanapprovedbreakawaybasewheninstallingpolesinsideofthetraffic-clearzone,orwhenlocatingpolesbehindtrafficbarriers,ifthepolesarewithinthedesigndeflectiondistanceofthebarriers.g) Avoidlocatingpolesonasteepsl
39、ope. Avoidlocatingpolesontopofmedianbarriers.4. Pre-Installation5 a734.3 Excavating,Trenching,andDirectionalBoringa) Excavatecarefullytopreventdamagetopave-ment,sidewalks,guardrails,etc. Takeprecautionsandmanuallydigwhennecessarytoavoiddamagingburiedutilities,underdrains,stormsewersystems,andotherbu
40、riedfacilities.b) Limitexcavationstothatwhichwillprovidesuffi-cientworkingspace. Excavateasnearlyaspracticabletotherequireddimensions. Forembeddedpoles,excavatesufficientlytopermittheuseoftampersthefulldepthofthehole.c) Protectexcavationsfromsurface,subsurface,andgroundwaterflowingintotheexcavation.
41、 Usepumpsorotherapproveddewateringmethodsasnecessarytoremovewaterfromexcavations.d) Directionalboreroadanddrivewaycrossingswhererequired. Exposeallundergroundutilitiesbeforebeginningdirectionalboring.e) Forhighmastcaisson-typefoundations,augercaissonholes. Installasuitablecasingatthesametimeastheaug
42、uring,whenrequired. Ensurethatcaissonholesareverticalanduniform. Fillirregular-itiesinthecylindricalsurfaceofuncasedholesout-sidethenominaldiameterwithconcrete.f) Returnthesitetotheoriginalconditionafterexcavating,trenching,anddirectionalboring.4.4 RacewaysandBoxesa) Installundergroundnonmetallicrac
43、ewaysandboxesinaccordancewithNECA/NEMA605,Installing Underground Nonmetallic Utility Duct(ANSI)andNECA111,Standard for InstallingNonmetallic Raceways (RNC, ENT and LFNC).b) Installundergroundracewaysafterthesurround-ingareahasbeenbroughttofinalgrade.c) Installundergroundutilitywarningtapeimmedi-atel
44、yabovecircuitcables. Burythetapeatadepthof150to250mm(6to10in.).d) Installgroundingbushingsattheendofraceways.e) Carefullyalignracewaysverticallyandhorizontally.Makestubsintopolesplumbandevenlydistributed.f) Installlightingandtrafficsignalconductorsinseparateracewaysandjunctionboxes.g) Installpullbox
45、essothatthecoversarelevelwiththecurborsidewalkgradeor25mm(1in.)abovetheexistingground.4.5 Foundationsa) Providefoundationsforlightingpolesinaccor-dancewithmanufacturerrecommendations.Complywithdetailsandmanufacturerrecommenda-tionsforelevations,reinforcing,anchorbolts,tem-plates,nuts,washers,etc.b)
46、Constructfoundationstonotlessthanthemini-mumdimensionsincontractdocuments.Embedmentdepthsaretypicallyaminimumof10%ofpolelengthplus600mm(2ft). Footingsaredependentuponsoilstrength,andmustbedesignedandsizedtowithstandtheappliedpoleloadings.Installbridge-mountedpoleanchorsinaccordancewithconstructiondo
47、cuments.c) Setthetopelevationofthefoundationaccurately,leveledrelativetofinalgrade. Userigidformscon-structedofwood,plywood,steel,orotheracceptablematerialsfabricatedtoconformtotherequiredcon-figuration,line,andgrade. Reinforceformstopre-ventdeformationwhileconcreteisplacedandcured.Wetorcoatformwork
48、withapartingagentbeforeplacingconcrete.d) Arrangeanchorboltssymmetricallyaboutthecenteroffoundations,andsecurelybracesotheyareheldinproperposition,height,andalignment.Whenusingareinforcingbar/anchorboltcageassemblyinaccordancewithmanufacturerrecom-mendations,placetheassemblyinthefoundationsothatitre
49、mainsplumbandtheanchorboltsremainattherequiredheight. Provideanchorbolttemplatestoholdanchorboltssecurelyinplaceandtoresistrackingortwistingduringconcreteplacement,asNECA 505 Standardfor InstallingandMaintainingHighMast,RoadwayandAreaLightinga73 6required. Donotweldanchorboltstoeachother,tothereinforcingsteelcage,topositioningtemplates,ortoanyothercomponentofthefoundation.e) Placeracewaysinproperposition,atproperheight,andheldinplacebyatemplateuntilthecon-cretesets. Providecapstoprotecttheendsofrace-wayswhenconcreteisplaced.f) Forbreakawaysupports,ensurethatthesur-roundingsurfaceisgrad
