confined space training 2010 ppt：密闭空间训练2010个百分点

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1、ConfinedSpacesRescuersAccountforOver60%ofConfinedSpaceFatalitiesConfinedSpaceTragediesTwoworkersdiedfromasphyxiationtryingtoshutoffwaterflowtodamagedpipeduetoextremelylowoxygenlevels.Fivefarmersdiedtryingtosaveoneanotherinamanurepit.PurposeofTrainingEnsurethatemployeesarefamiliarwithsafetypr

2、ecautionsandproceduresassociatedwithconfinedspacesFrequencyofTrainingUponinitialassignmentChangeinassigneddutiesorachangeinpermitspaceconditionsInadequaciesintheemployee'sknowledgeoruseofconfinedspaceentryproceduresTrainingOutlineIntroductionGeneralRequirementsEquipmentRequirementsTheEntryPe

3、rmitDutiesofAuthorizedEntrants,AttendantsandEntrySupervisorRescueandEmergencyServicesContractorsSafeEntryProceduresIntroductionOSHA29CFR1910.146:Permit-RequiredConfinedSpacesEnsurethatemployeescansafelyenterintoandworkwithinpermit-requiredconfinedspacesDefinitionAConfinedspace:Islargeenought

4、hatanemployeecanenterandperformassignedworkHaslimitedorrestrictedmeansforentryorexitIsnotdesignedforcontinuousemployeeoccupancyExamplesExamples:tankspitstunnelsvaultsboilerssewersshaftsventilationductscrawlspacesIntroductionApermit-requiredconfinedspace:Containsorhasthepotentialtocontainahaz

5、ardousatmosphereContainsamaterialthathasthepotentialforengulfinganentrantInternalconfigurationthatmightcauseentranttobetrappedorasphyxiatedbyinwardlyconvergingwallsorfloorthatslopesdownwardandtaperstoasmallercrosssectionContainsanyotherrecognizedserioussafetyorhealthhazardAtmosphericHazardsO

6、xygenLevels-below19.5%orabove23.5%Flammable/Explosive–exceeds10%ofLowerExplosiveLimit(LEL)ToxicSubstances–exceedPermissibleExposureLimits(PEL)EngulfmentLiquidorloosematerialstrapaworker.Typicallyassociatedwithloosematerialsinbins,silos,andhoppers.Deathcanoccurbyasphyxiation,aspiration,orcons

7、triction.Introduction"Entry"iswhenapersonpassesthroughanopeningintoapermit-requiredconfinedspaceAnypartoftheentrant'sbodybreakstheplaneofanopeningintothespaceGeneralRequirementsIdentifyconfinedspacesandclassifythemaspermitornon-permitApermit-requir