Job Safety Hazard Analysis(PPT113).ppt

jobsafety/hazardanalysis,garypeacockindustrialsafetyconsultant513-583-7081,ohiobwc,introducejobhazardanalysis.introducesomebasicskillsintherecognitionassembler;materialhandlereachjobismadeupoftasks.,examplesoftasks,tasksequenceofstepsoractivitiesthattogetheraccomplishagoal.hangingadoorunloadingdrumsfromtruckwithforkliftfillingcansonanassemblylinemachiningpartsinamill,step1:selectingjobsforjsa,highriskjobsfirstindicatorsusedtoselectjobs:frequencyseveritypotentialseverity,materialstoaidinjobselection,accidentreportsoshalogsworkerscompensationclaims,step2:jobtaskbreakdown,listeachstepofthejobinorderofoccurrenceasyouwatchtheemployeeperformthejob.dontbreakthejobdownintostepssosmallastobemeaninglessortoobroadthatsomethingismissed.,toolsandequipment,videocameradigitalcamerataperecordernotebookemployeeinterviewsupervisorinterview,plantingatree(example1),dighole.inserttree.backfillplanting.whatswrongwiththis?,plantingatree(example2),pickupshovelpositionshovelputfootonshovelpushshovelwithfoot.etc.whatswrongwiththis?,plantingatree(example3),bringtoolsdigholeprepareholepositiontreeinholebackfill,tamp,andwaterbracetreereturntools,ruleofthumb,mostjobswillseparateinto10-15basicsteps,althoughsomewillhavefewerandsomemayhavemore.,employeeinterviews,conductinterviewnearworkareaexplainonlylookingforfactsaskopenendedquestionsaskemployeetowritedownjobstepsthankpersonforhelping,informationreview,usinginformationgathered,includingemployeeinterview,reviewandrevisejobstepsasnecessarytoaccuratelyreflectcurrentperformanceofjob.,step3:identifyinghazards,recordedstepsmustbeexaminedtodeterminehazardsthatexistormightoccur.identificationofhazardsshouldincludethehazardsassociatedwith:machines,tools,supplies,jobprocedures,andthesurroundings,hazardtypes,contactbyoragainstobjects.caughtinorbetweenobjectsfallssamelevel.fallselevation.overexertion.environmentalexposure,additionaltraining,dojsateammembersneedadditionaltraininginhazardrecognition?knowdifferencebetweenphysicalandhealthhazards?understandbasicelectricalprinciples?understandhazardsofextremehotorcoldenvironments?,step4:controls,afterhazardsorpotentialhazardshavebeenlistedandreviewed,thenextstepiseliminatethehazards,orreducethehazards.,controls,substitutionjobredesignengineeringrevisionsproceduralrevisionspersonalprotectiveequipmenttrainingadministrationcontrols,hierarchyofhazardcorrection,useengineeringcontrolswherefeasibleandappropriateuseadministrativecontrols,suchasreducingthedurationofexposure.,hierarchyofhazardcorrection,useproceduresforsafeworkwhichareunderstoodandfollowedbyallparties,asaresultoftraining,positivereinforcement,correctionofunsafeperformance,andenforcementthroughaclearlycommunicateddisciplinarysystemusepersonalprotectiveequipment,reviewing/revisingjsas,jsaareonlyeffectiveiftheyarereviewedandupdatedperiodically.triggerpoints:whenaccidentsoccurwhenthejobprocesschangesafternearmissesemployeecomplaintequipmentsuffersdamageperiodicreviews,conclusion,theprocessofjsacanbeappliedtoanyjobinanyworkplace,toimproveworkproceduresandmakejobssaferandeasiertoperform.thegoalofthisprocessistoeducateeveryonebygettingtheminvolvedinidentifyinghazardsanddevelopingcontrolstokeepeveryonesafe.,generalprogramrequirements,reviewjobspecifichazardsconducthazardassessmentsinstitutesafeworkpracticesensureppeisnotdamagedordefectivecertifythatassessmentshavebeendoneprovidetrainingtoallrequiredemployeesinstallengineeringcontrolswherepossibleinstituteadministrativecontrolswherepossibleassessandissueppetocontrolhazardsasalastresort,allemployersmust:,trainingrequirements,theemployermustprovidetraining:theuseofequipment.whenppeisnecessary.whatppeisnecessary.thelimitationsoftheppe.provideretrainingasrequired.careandmaintenanceofequipment.trainallemployeespriortojobassignment.,jobhazardsafety,requiredwhenthereisa:close-calleventprogramrelatedinjurychangeinjobassignmentnewhazardorequipmentnewhazardcontrolmethodsfailureinthesafetyproceduresreasontodoubtemployeeproficiency,retrainingrequirements,jobhazardsafety,implementationstrategy,recognitionjobshavingahighdegreeofrisk.jobshavingahighrotationofemployees.jobshavingahigh“close-call”incidence.jobshavinghadrecentoperationalchanges.adeterminationofjobsneedingimprovement.newjobshavinglittleornostatisticalinjurydata.jobswherenewequipmentorprocessesareinuse.,engineeringcontrolsfirstchoiceworkstationdesigntoolselectionanddesignprocessmodificationmechanicalassistadministrativecontrolssecondchoicetrainingprogramsjobrotation/enlargementpacingpolicyandprocedurespersonnelprotectiveequipmentlastchoicegloveswrapsshieldseyeprotectionnon-slipshoesaprons,industrialhygienecontrols,worksiteanalysis,worksiteanalysisisdividedintofourmainparts:,1.gatheringinformationfromavailablesources.2.conductingbaselinescreeningsurveystodeterminewhichjobsneedacloseranalysis.3.performingjobhazardanalysesofthoseworkstationswithidentifiedriskfactors.4.afterimplementingcontrolmeasures,conductingperiodicsurveysandfollow-uptoevaluatechanges.,tangibleindicators:accidentrecordsproductionrecordspersonnelrecordsemployeesurveys,worksiteanalysis,continued,whattangibleindicatorswouldbemostusefultoyou?,continued,worksiteanalysis,personalriskfactorsaffectingthejob1.age2.gender3.attitude4.training5.strength6.workmethod7.looseclothing9.anthropometry10.looseorlonghair11.hearingdeficiencies,jobriskfactors,jobriskfactorsweightofloadlocation/sizeofloadfrequencyofthetaskdurationandpaceofcyclestabilityofloadcouplingofloadtraveldistancesofworkerreachdistancesofworkersymmetrybetweenworkerandtheobjectheld,continued,jobriskfactors,staticworkposturea)standingb)sittingworkplatformsorstairstorsoflexion(bending)a)mild(upto45degrees)b)severe(greaterthan45degrees)workheights(toohighortoolow)floorsurfaces(wet,smooth,vibration),jobriskfactors,continued,jobriskfactors,noise/vibrationa)frequencyveryimportantb)canamplifythroughthebodyenvironmenta)hot(sweat,reducedgrip,fatigue)b)cold(glovesreducegripbyasmuchas30%)lightinga)postureproblems(becauseofinabilitytosee),jobriskfactors,continued,jobriskfactors,triphazardsconfinedspaceselectricalhazardsinadequateventilationlockouttagoutrequirementsmachineguardingrequirementsmotorizedvehicles(forklifts,etc.)oxygendeficiencyorenrichmenthazardsassociatedwith“hotwork”inappropriatepersonalprotectiveequipment,jobriskfactors,continued,jobriskfactors,fallhazardsmechanicalhazardsengulfmenthazardsrespiratoryhazardsflammablegasesorvaporsairbornecombustibledusts,jobriskfactors,continued,jobriskfactors,jobriskfactors,continued,jobandtaskanalysis,unitloads:,definedas:theunittobemovedorhandledatanyonetime.,thecontainer,carrier,orsupportusedtomovematerialsmustbeincludedaspartoftheunitload.,factorsaffectingunitloads,thematerialtobeutilizedthequantityofmaterialtobehandledthesusceptibilityofthematerialtodamagethenumberoftimestheunitloadishandledthereceiving,storing,shipping,andhandlingmethodstheenvironmentalconditionstowhichtheloadisexposed,jobandtaskanalysis,continued,jobandtaskanalysis,continued,designingtheunitload,optimizetheweightoftheloadinsurestabilityoftheloadreducethesizeoftheloadoptimizeloadcoupling,-handtoload-foottofloor,jobandtaskanalysis,continued,thetimerequiredtocompleteonesequenceoftaskssub-tasks,orelements.,definitionofterms:,jobandtaskanalysis,continued,conductingthejha,identifythejobtostudycollectthedataevaluatethedataformulatecontrolmeasures,jobandtaskanalysis,continued,identifyingthejobtostudy,close-callsaccidentstatisticsaccidentinvestigationshighemployeeturnoverjobscomplaints&operatorfeedbackproductionbottlenecks,higherrors,collectingthedata,jhaassessmentformsdirectobservationvideotapeactionphotographsdocumentaryaccountsaccidentstatistics,jobandtaskanalysis,continued,jobandtaskanalysis,continued,evaluatingthedata,taskdescriptionsub-taskdescriptionriskfactor/hazardidentification,jobandtaskanalysis,continued,formulatingcontrolmeasures,eliminateorreduceexposureengineeringcontrolmeasuresadministrativecontrolmeasuresapplicationofsafeworkprinciplespersonalprotectiveequipment,jobandtaskanalysis,continued,jobhazardanalysisform,step-actionbeingperformedhazard-descriptionofpotentialinjurycause-probablecauseofpotentialinjuryprevention-preventioncontrolmeasure,jobandtaskanalysis,continued,jobhazardanalysis,jobtitle-actionbeingperformedlefthand-howisitusedrighthand-howisitusedfrequency-usuallytimesperminutenotes-supportinginformationposture-acceptabletoextremeforce-high,medium,low-quantifiableamountduration-lengthofstressor,stepsinconductingjobhazardanalysis,jobandtaskanalysis,continued,jobandtaskanalysis,continued,step1-determininggeneralconditionsofjob,settheemployeetobeobservedatease.pointoutthatyouarestudyingthejobnotperformance!involvetheemployeeintheanalysis.speakwithco-workers.determinetheeffectofthejobonco-workers.reviewanticipatedriskfactorsreviewgeneralconditionsforperformingjob.,jobandtaskanalysis,continued,step2-breakingdownthejob,listeachstepinorderofoccurrence.recordeachstepofjobaction.gooverthestepswiththeemployee.finalizethestepsinvolved.,jobandtaskanalysis,continued,step3-identifyingthehazards,examineeachsteptodetermineexistinghazards.askthesekindsof(who&what)questions:,canclothingorjewelrygetcaught?whatfixedobjectscouldcausepunctures?whatcouldtheworkergetcaught“between”?whatcantheworkergetcaughtin,reachingover,under,aroundorthroughetc.?istheworkeroff-balanceatanytime?,jobandtaskanalysis,continued,step3-identifyingthehazards,askthesekindsof(who&what)questions:,istheworkerpositioneddangerously?whatrepetitivemotioninjuriesarelikely?whatmovingpartscouldstriketheworker?cantheworkerfallfromoneleveltoanother?cantheworkerbeinjuredfromcarryingheavyobjects?whatenvironmentalhazardsexist?,(continued),jobandtaskanalysis,continued,step4-evaluatingthehazards,askthesekindsof(why&how)questions:,whyisntppeserviceable?whyisppeimproperlyworn?whydoesntppefitproperly?howcanlockoutproceduresbeimproved?whatcausestheworkertocontactsharps?whyhaspropertrainingnotbeenconducted?howcantheflowofworkbeorganizedbetter?,jobandtaskanalysis,continued,step5-recommendingprotectivemeasures,determineifthejobcouldbeperformedinanotherwaytoreducethehazards.listeachsaferjobsteporprotectivemeasure.bespecific!ifjobhazardsarestillpresent:,reducenecessity.reducefrequency.considerjobrotation.considerjobenlargement.,jobandtaskanalysis,continued,stepsinconductingjobhazardanalysis,step6-revisingthejha,jhasmustbereviewed&revisedperiodically.repeatjhascancatchhazardsonthesecondlook.ifaninjuryorclose-calloccursredothejha.retrainingshouldfolloweachjha.,jobdesign,goodjobdesign,continued,goodjobdesign,prevents,economicloss,lossinearningpower,lossinqualityoflife,pain&suffering,prevents,economicloss,lossinexpertise,compensationcosts,damagedgoods&equipment,employee:,employer:,jobdesign,workstationdesign,designfortherange-of-motionoftheworkerdesignforassessabilitydesignforthefieldofvisionoftheworkerdesignoutextremeranges-of-motionreduceforceinjobaccomplishmentreducethefrequencyofmotionsrequiredreducethedurationofaspecifictaskdesigntoprovideadequatesupporttoback,andlegs,designconsiderations,continued,workstationdesign,incorporateadjustableworksurfacesdesigndeliverybinstoaccommodatevariousheightsdesigndeliverybinstoaccommodatevariousreachesdesignworkplatformswithranges-of-movementincorporatetheuseofmechanicalorpoweredassistsincorporatetheuseofsuspensiondevicesfortoolsincorporatetheuseoffloormatstoreducelegtraumaincorporatetheuseofguardswhereverpossible,designconsiderations,donotdesignfortheaverage!donotdesignforyourself!thelargemustbeabletofit!thesmallmustbeabletoreach!designforarange!designforadjustability!designforprotection!,continued,workstationdesign,thebottomline,whatadditionaldesignconsiderationscanyouthinkofforworkstations?,continued,workstationdesign,tooldesignandselection,considerthegenderandageofusers.thespecificuseofthetooliscritical.contactmanufacturesfortheirassistance.makeinformeddecisionsbeforeyoubuy.dontbefooledbymisleadingadvertising.anyother(thanitsintended)use,negatespossiblyallsafetybenefitsandmayprovetobedetrimentaltoasafetoolselectionprocess.,designconsiderations,tooldesignandselection,continued,tooldesignandselection,continued,toolscomeinendlessvariety,thenextfewslidesprovidesomeconsiderationstothinkabout.,tooldesignandselection,continued,handleconsiderations,tooldesignandselection,continued,handleconsiderations,tooldesignandselection,continued,guardingconsiderations,tooldesignandselection,continued,freehandconsiderations,tooldesignandselection,continued,storageoftoolbetweencycles,tooldesignandselection,continued,powertools,tooldesignandselection,continued,powertools,tooldesignandselection,continued,powertools,tooldesignandselection,continued,powertools,jobsafetyanalysissummary,jobsafetyanalysis,thebreakingdownintoitscomponentpartsofanymethodorproceduretodeterminethehazardsconnectedwitheachkeystepandtherequirementsforperformingitsafely.,jobsafetyanalysispriorities,newjobsseveritypotentialhistoryofdisablinginjuriesfrequencyofaccidents,jobsafetyanalysis,jobmeans“task”(changingatirenotautomechanic)“key”stepstoodetailedbecomescumbersomenotenoughdetailbecomesuseless,breakjobdownintokeysteps,makingthebreakdownsodetailedthatanunnecessarilylargenumberofstepsresultsmakingthejobbreakdownsogeneralthatbasicstepsarenotrecorded,avoid,groupactivity,jobsafetyanalysis“changingaflattireonanautomobile”,keysteps(toomany)changingaflattire,pulloffroadputcarin“park”setbrakeactivateemergencyflashersopendoorgetoutofcarwalktotrunkputkeyinlockopentrunkremovejackremovesparetire,keysteps(notenough)changingaflattire,parkcartakeoffflattireputonsparetiredriveaway,keyjobstepsjustrig