Steel_part1.pptxVIP专享VIP免费原创优质

1926.750-751SubpartRSteelErectionWorkersofthepastweresometimesreferredtoas“DareDevils.”TherecentpastWorkingatheightshouldnotbea“daredevil”experience.Anexampleofpropertie-offataconnectionNegotiatedRuleRecognizingthedangersofthesteelerectionprocess,theOccupationalSafetyandHealthAdministration,industryandlabororganizations,engineersandfabricatorsnegotiatedanewSteelErectionRuledesignedtoprotectemployeesfromthosehazardsOSHA'snewruleisexpectedtoprevent30fatalitiesand1,142injuriesannually,andsaveemployersnearly$40millionayearNegotiatedRuleThestandardenhancesprotectionsprovidedtoironworkersbyaddressingthehazardsthathavebeenidentifiedasthemajorcausesofinjuriesandfatalitiesinthesteelerectionindustry.NegotiatedRuleThesearehazardsassociatedwithworkingunderloads;hoisting,landingandplacingdecking;columnstability;doubleconnections;landingandplacingsteeljoists;andfallstolowerlevelsNegotiatedRuleOverviewofSubpart.750Scope.751Definitions.752SiteLayout,ErectionPlan&Sequence.753Hoisting&Rigging.754StructuralSteelAssembly.755ColumnAnchorage.756Beams&Columns.757OpenWebSteelJoists.758Pre-engineeredMetalBuildings.759FallingObjectProtection.760FallProtection.761TrainingAppendices.750ScopeIntendedtoprotectemployeesfromthehazardsassociatedwithsteelerection–anyemployeesinvolvedintheconstruction,alterationand/orrepairofsingleandmulti-storybuildings,bridgesandotherstructureswheresteelerectionoccurs.750ScopeTheactivitieslistedin§1926.750(b)(1)arecoveredbythestandard.Theactivitieslistedin§1926.750(b)(2)arecoveredbythestandardonlyiftheyareinstalled“duringandareapartof”steelerectionactivitieslistedin(b)(1)..750Scope.750Scope.750Scope.750Scope.750Scope.750ScopeDoesnotcoverelectricaltransmissiontowers,communicationandbroadcasttowersortanks.750ScopeDoesnotcoverelectricaltransmissiontowers,communicationandbroadcasttowersortanks.SupportstructuresoftanksarecoveredunderSubpartRApplicationSteelerectionactivitiesincludehoisting,connecting,welding,boltingandriggingstructuralsteelHoistingConnectingWeldingBoltingRiggingApplicationSteeljoistsMetalbuildingsMetaldeckingCurtain&WindowWallsSidingsystemsOrnamentalironMovingpointtopoint.751DefinitionsImportantDefinitionsCompetentPerson-meansonewhoiscapableofidentifyingexistingandpredictablehazardsinthesurroundingsorworkingconditionswhichareunsanitary,hazardousordangeroustoemployeesANDwhohasauthorizationtotakepromptcorrectivemeasurestoeliminatethemImportantDefinitionsQualifiedPersonmeansonewhobypossessionofarecognizeddegree,certificateorprofessionalstanding,orwhobyextensiveknowledge,trainingandexperiencehassuccessfullydemonstratedtheabilitytosolveorresolveproblemsrelatingtothesubjectmatter,theworkortheprojectMoreDefinitionsControllingcontractormeansaprimecontractor,generalcontractor,constructionmanageroranyotherlegalentityatthesitewhohastheoverallresponsibilityfortheproject,itsplanning,qualityandcompletionMoreDefinitionsCriticalLiftmeansaliftthatexceeds75%oftheratedcapacityofthecraneorderrick,orrequirestheuseofmorethanonecraneorderrick,orthecranemoveswhilehoistingMoreDefinitionsDeckingHolemeansagaporvoidmorethan2inchesinitsleastdimensionandlessthan12inchesinitsgreatestdimensionOpeningmeansagaporvoid12inchesormoreinitsleastdimensioninafloor,rooforotherwalking/workingsurfaceMoreDefinitionsConnectormeansanemployeewho,workingwithhoistingequipment,isplacingandconnectingstructuralmembersand/orcomponentsControlledDeckingZone(CDZ)meansanareainwhichcertainwork(forexample,initialinstallationandplacementofmetaldeck)maytakeplacewithoutfallprotectionorwhereaccesstothezoneiscontrolled