_?PartNumber:1910?PartTitle:OccupationalSafetyandHealthStandards?Subpart:J?SubpartTitle:GeneralEnvironmentalControls?StandardNumber:1910.147?Title:Thecontrolofhazardousenergy(lockout/tagout).?Appendix:A?GPOSource:e-CFR1910.147(a)Scope,application,andpurpose—1910.147(a)(1)Scope1910.147(a)(1)(i)_Thisstandardcoverstheservicingandmaintenanceofmachinesandequipmentinwhichtheunexpectedenergizationorstartupofthemachinesorequipment,orreleaseofstoredenergy,couldharmemployees.Thisstandardestablishesminimumperformancerequirementsforthecontrolofsuchhazardousenergy.1910.147(a)(1)(ii)Thisstandarddoesnotcoverthefollowing:1910.147(a)(1)(ii)(A)Constructionandagricultureemployment;1910.147(a)(1)(ii)(B)Employmentcoveredbyparts1915,1917,and1918ofthistitle;1910.147(a)(1)(ii)(C)Installationsundertheexclusivecontrolofelectricutilitiesforthepurposeofpowergeneration,transmissionanddistribution,includingrelatedequipmentforcommunicationormetering;1910.147(a)(1)(ii)(D)Exposuretoelectricalhazardsfromworkon,near,orwithconductorsorequipmentinelectric-utilizationinstallations,whichiscoveredbysubpartSofthispart;and1910.147(a)(1)(ii)(E)Oilandgaswelldrillingandservicing._1910.147(a)(2)Application.1910.147(a)(2)(i)Thisstandardappliestothecontrolofenergyduringservicingand/ormaintenanceofmachinesandequipment.1910.147(a)(2)(ii)Normalproductionoperationsarenotcoveredbythisstandard(SeeSubpartOofthisPart).Servicingand/ormaintenancewhichtakesplaceduringnormalproductionoperationsiscoveredbythisstandardonlyif:1910.147(a)(2)(ii)(A)Anemployeeisrequiredtoremoveorbypassaguardorothersafetydevice;or1910.147(a)(2)(ii)(B)Anemployeeisrequiredtoplaceanypartofhisorherbodyintoanareaonamachineorpieceofequipmentwhereworkisactuallyperformeduponthematerialbeingprocessed(pointofoperation)orwhereanassociateddangerzoneexistsduringamachineoperatingcycle.Note:Exceptiontoparagraph(a)(2)(ii):Minortoolchangesandadjustments,andotherminorservicingactivities,whichtakeplaceduringnormalproductionoperations,arenotcoveredbythisstandardiftheyareroutine,repetitive,andintegraltotheuseofthe_equipmentforproduction,providedthattheworkisperformedusingalternativemeasureswhichprovideeffectiveprotection(SeeSubpartOofthisPart).1910.147(a)(2)(iii)Thisstandarddoesnotapplytothefollowing:1910.147(a)(2)(iii)(A)Workoncordandplugconnectedelectricequipmentforwhichexposuretothehazardsofunexpectedenergizationorstartupoftheequipmentiscontrolledbytheunpluggingoftheequipmentfromtheenergysourceandbytheplugbeingundertheexclusivecontroloftheemployeeperformingtheservicingormaintenance.1910.147(a)(2)(iii)(B)Hottapoperationsinvolvingtransmissionanddistributionsystemsforsubstancessuchasgas,steam,waterorpetroleumproductswhentheyareperformedonpressurizedpipelines,providedthattheemployerdemonstratesthat-1910.147(a)(2)(iii)(B)(1)continuityofserviceisessential;1910.147(a)(2)(iii)(B)(2)shutdownofthesystemisimpractical;and1910.147(a)(2)(iii)(B)(3)_documentedproceduresarefollowed,andspecialequipmentisusedwhichwillprovideproveneffectiveprotectionforemployees.1910.147(a)(3)Purpose.1910.147(a)(3)(i)Thissectionrequiresemployerstoestablishaprogramandutilizeproceduresforaffixingappropriatelockoutdevicesortagoutdevicestoenergyisolatingdevices,andtootherwisedisablemachinesorequipmenttopreventunexpectedenergization,startuporreleaseofstoredenergyinordertopreventinjurytoemployees.1910.147(a)(3...
