wcms_161903.pdfVIP专享VIP免费原创优质

ILOConstructionOS&HConstructionOS&HWorkingatheightILOConstructionOS&HSummaryCommonhazardswithworkingatheightGeneralOS&HrequirementswhenworkingatheightScaffoldingStructuralframesDemolitionofabovegroundstructuresRoof-workILOConstructionOS&HHowthismodulewillbetaughtWorkingatheightcanbeverydangerousandthereisalotofdetailedknowledgetobelearnedtopreserveOS&Hforallthoseinvolved.So,thismodulewillbetaughtinthefollowingstages:1Apresentationbythetutorwhichsummarisesthemainpartsofthesubject2Simulated‘tool-boxbriefingsinwhichyourtutorandsomecolleagueswilltakeyouthroughthetopicsinmoredetailILOConstructionOS&HWhatarethecommonhazardswhenworkingatheight?Althoughobviouslyhazardous,workingatheightshouldcreatenohazardsforanyoneonaconstructionproject.Spend10minutesthinkingaboutwhyhazardsarise,andlisttenpossiblecauses.ILOConstructionOS&HCommonhazardswhenworkingatheight•Poorconceptualdesignofthepermanentworks•Poorstructuraldesign•Poorfunctionaldesign•Inadequateplanningandprovisionforweather•Structuralelementsincorrectlyerectedorinstalled•Poor(orperhapsno)workplacedesign•Signallingsystems(manual,mechanical,electronic)malfunction•Misuse(elementsandequipmentnotusedasdesignedorplanned)•Unprotectededgesandopenings•Loadsinsecurelyattached•Releaseofpressure(concretepumps)ILOConstructionOS&HManyofthehazardswhicharisehavethesecauses•Poormechanicaldesign(breaksinuse,notpowerfulenough,componentsfractureormalfunction)•Poorfunctionaldesign(notproperlydesignedforthestatedpurpose)•Poorworkplacedesign•Signallingsystems(manual,mechanical,electronic)malfunction•Misuse(notusedasdesigned)•Loadsinsecurelyattached•Releaseofpressure(concretepumps)•Poormaintenance(breaksoremitsnoxiousgases)ILOConstructionOS&HThesecausethefollowinghazards•Workersputindangerouspositions•Workershandlingveryheavyorawkwardloadscausingfallsorinjury•Fallsduetocollapsesofpartlybuiltpermanentworks•Workerscrushedbyfallingorotherwisemovingelementsorequipment•Fallingmachineryorpartsofmachinery•Fallingloads•Crushingduetoimpactofmovingortopplingplantandequipment•Impactfromreleaseofpressure•Fallingfromplantandequipment•Fallscausedbyswingingloads,plantandequipment•Limbsorbodiescaughtinpartsofthepermanentworksormachinery•Physiologicaldamagethroughexposuretoweather•Poorergonomics•Physiologicalandpsychologicaldamagethroughstressofdangerouswork•StresscausedbypoorenvironmentILOConstructionOS&HOtherhazardsTheseare,ofcourse,justsomeofthemainhazards,therearemanymorewhicharespecifictoparticularprojects.Eachprojectmustbeassessedspecificallyandallhazardstakenintoaccount.Discussion!ILOConstructionOS&HILOConstructionOS&HGeneralprinciplesofsafetywhenworkingatheightFallofmaterialsPreventivemeasuresshouldbetakenagainstthefallofworkersandtoolsorotherobjectsormaterials.OpeningsAllopeningsthroughwhichworkersareliabletofallshouldbekepteffectivelycoveredorfencedandindicatedinthemostappropriatemanner.ILOConstructionOS&HLaddersIfaladderisproperlyusedit:•Enablesonlyonepersontoclimbordescendatanyonetime•Enablesonlyonepersontoworkfromitatanyonetime•Ifnotlashedatthetop,requirestwoworkersforuse–oneontheladderandtheotheratthebottom•Leavesbothhandsfree•Restrictsmovement•Hastobesafelysituatedandsecured•HasalimitationonheightsatwhichitcanbeusedILOConstructionOS&HLaddersmustbefixedsecurelytop&bottomILOConstructionOS&HPointstorememberwhenu...