249OccupationalSafetyandHealthAdmin.,Labor§1926.403willnotbeappreciablyraised.Artifi-cialcoolingofthemetalsurroundingtheheatingareamaybeusedtolimitthesizeofthearearequiredtobecleaned.SubpartK—ElectricalAUTHORITY:Sections6and8oftheOccupa-tionalSafetyandHealthActof1970(29U.S.C.655and657);sec.107,ContractWorkHoursandSafetyStandardsAct(40U.S.C.333);SecretaryofLabor’sOrderNo.9–83(48FR35736)or1–90(55FR9033),asapplicable;29CFRpart1911.SOURCE:51FR25318,July11,1986,unlessotherwisenoted.GENERAL§1926.400Introduction.Thissubpartaddresseselectricalsafetyrequirementsthatarenecessaryforthepracticalsafeguardingofem-ployeesinvolvedinconstructionworkandisdividedintofourmajordivisionsandapplicabledefinitionsasfollows:(a)Installationsafetyrequirements.In-stallationsafetyrequirementsarecon-tainedin§§1926.402through1926.408.In-cludedinthiscategoryareelectricequipmentandinstallationsusedtoprovideelectricpowerandlightonjobsites.(b)Safety-relatedworkpractices.Safe-ty-relatedworkpracticesarecontainedin§§1926.416and1926.417.Inadditiontocoveringthehazardsarisingfromtheuseofelectricityatjobsites,thesereg-ulationsalsocoverthehazardsarisingfromtheaccidentalcontact,directorindirect,byemployeeswithallener-gizedlines,aboveorbelowground,passingthroughornearthejobsite.(c)Safety-relatedmaintenanceanden-vironmentalconsiderations.Safety-re-latedmaintenanceandenvironmentalconsiderationsarecontainedin§§1926.431and1926.432.(d)Safetyrequirementsforspecialequipment.Safetyrequirementsforspe-cialequipmentarecontainedin§1926.441.(e)Definitions.Definitionsapplicabletothissubpartarecontainedin§1926.449.§1926.401[Reserved]INSTALLATIONSAFETYREQUIREMENTS§1926.402Applicability.(a)Covered.Sections1926.402through1926.408containinstallationsafetyre-quirementsforelectricalequipmentandinstallationsusedtoprovideelec-tricpowerandlightatthejobsite.Thesesectionsapplytoinstallations,bothtemporaryandpermanent,usedonthejobsite;butthesesectionsdonotapplytoexistingpermanentinstal-lationsthatwereinplacebeforetheconstructionactivitycommenced.NOTE:IftheelectricalinstallationismadeinaccordancewiththeNationalElectricalCodeANSI/NFPA70–1984,exclusiveofFor-malInterpretationsandTentativeInterimAmendments,itwillbedeemedtobeincom-pliancewith§§1926.403through1926.408,ex-ceptfor§§1926.404(b)(1)and1926.405(a)(2)(ii)(E),(F),(G),and(J).(b)Notcovered.Sections1926.402through1926.408donotcoverinstalla-tionsusedforthegeneration,trans-mission,anddistributionofelectricenergy,includingrelatedcommunica-tion,metering,control,andtrans-formationinstallations.(However,theseregulationsdocoverportableandvehicle-mountedgeneratorsusedtoprovidepowerforequipmentusedatthejobsite.)SeesubpartVofthispartfortheconstructionofpowerdistribu-tionandtransmissionlines.§1926.403Generalrequirements.(a)Approval.Allelectricalconduc-torsandequipmentshallbeapproved.(b)Examination,installation,anduseofequipment—(1)Examination.Theem-ployershallensurethatelectricalequipmentisfreefromrecognizedhaz-ardsthatarelikelytocausedeathorseriousphysicalharmtoemployees.Safetyofequipmentshallbedeter-minedonthebasisofthefollowingconsiderations:(i)Suitabilityforinstallationanduseinconformitywiththeprovisionsofthissubpart.Suitabilityofequip-mentforanidentifiedpurposemaybeevidencedbylisting,labeling,orcer-tificationforthatidentifiedpurpose.(ii)Mechanicalstrengthanddura-bility,including,forpartsdesignedtoencloseandprotectotherequipment,VerDate189902:45Jul22,1999Jkt183110PO00000Frm00249Fmt8010Sfmt8010Y:\SGML\183110T.XXX183110TPsN:183110T
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