Overview-of-SS-497---2011

OverviewofSS497:2011Codeofpracticefordesign,safeuseandmaintenanceofgantrycranes,overheadmaintenanceofgantrycranes,overheadtravellingcranesandmonorailshoists24September2012FoongKahChoongMemberWorkingGroupforSS497NameConvenor:Er.ManivelRudrapathiMembers:Mr.FoongKahChoongMr.GohChinKeongMr.GohKimTeoCodeofpracticefordesign,safeuseandmaintenanceofgantrycranes,overheadtravellingcranesandmonorailshoists/WGAcknowledgementTheorganisationsinwhichtheexpertsoftheWorkingGroupareinvolvedare:R@diansConsultancyServicesMHE-Demag(S)PteLtdMinistryofManpowerPSACorporationLtd2Mr.GohKimTeoMr.HanKinSewMr.KiangSengJackAssocProfOngLinSengMrMarkOngMrBernardSohEr.AlvinYeoKhengHockPSACorporationLtdWorkplaceSafetyandHealthCouncilWRichardsPteLtdNanyangTechnologicalUniversityJenmonInternationalPteLtdSingaporeInstituteofSafetyOfficersAYSafetyConsultancyandInspectionServices
SS497:2011isarevisionofSS497:2002,whichwasforoverheadtravellingcranesonly.
SS497:2011isexpandedtoincludeoverheadtravelling,gantry,jibcranesaswellashoistsonmonorails.
SS497:2011isalignedwithcurrentindustrialpracticesandlegalrequirementson/RevisionCodeofpracticefordesign,safeuseandmaintenanceofgantrycranes,overheadtravellingcranesandmonorailshoists3industrialpracticesandlegalrequirementsonthesafeuse,design,maintenanceandtestingofsuchcranes.
SS497:2011isbasedonAS1418.1:2002–“Cranes,hoistsandwinchesPart1:GeneralRequirements”.
Nosignificantchangesdesign-wiseexcepttheupdatingofreferencingstandards.OverheadTravellingCraneCodeofpracticefordesign,safeuseandmaintenanceofgantrycranes,overheadtravellingcranesandmonorailshoistsOverheadTravellingCranesCodeofpracticefordesign,safeuseandmaintenanceofgantrycranes,overheadtravellingcranesandmonorailshoistsGantryCranesFullPortalCraneSemi-portalCraneCodeofpracticefordesign,safeuseandmaintenanceofgantrycranes,overheadtravellingcranesandmonorailshoistsJibCranesMonorailsystemCodeofpracticefordesign,safeuseandmaintenanceofgantrycranes,overheadtravellingcranesandmonorailshoists7ContentsofSS497:2011Section1-General1.Scope2.Normativereferences3.Definitions4.Legislationrelevanttothisstandard5.ResponsibilitiesSection2–DesignConsiderations6.Groupclassificationofcranes/SSTableofContentsCodeofpracticefordesign,safeuseandmaintenanceofgantrycranes,overheadtravellingcranesandmonorailshoists86.Groupclassificationofcranes7.Loadsandloadcombinations8.Designofcranestructures9.Cranemechanisms10.Electricalequipmentandcontrols11.Hydraulicequipmentandcontrols12.Pneumaticequipmentandcontrols13.Documentationandmarking14.ManufactureandconstructionSection3–OperationandMaintenance15.Safeuseandoperationofcranes16.InspectionandtestingResponsibilitiesofstakeholdersinlinewiththeWorkplaceSafetyandHealthAct•CraneOwner•Employer•CraneManufacturer•CraneSupplierorlocalrepresentativeoftheCraneManufacturer•CraneErectorDutiesofStakeholdersCodeofpracticefordesign,safeuseandmaintenanceofgantrycranes,overheadtravellingcranesandmonorailshoists9•CraneErector•CraneDesigner•LiftingSupervisor,Rigger,SignalmanCodeofpracticefordesign,safeuseandmaintenanceofgantrycranes,overheadtravellingcranesandmonorailshoists•3.8Craneerector–Thecontractorwhoerectsordismantlesthecraneandwhoshallbeauthorisedbyacranemanufacturertodoso.ThecraneerectorshallerectordismantleacraneinThecraneerectorshallerectordismantleacraneinaccordancetothemanufacturer’sinstructions.Thesequenceoftheprocessesandthemethodsbeingusedshallbestrictlyadheredto……………………………………………………….Itisalsotheerector’sresponsibilitythatsupervisorsandworkersinvolvedintheerectionanddismantlingworkshouldbetrainedandcompetentinsuchwork.Codeofpracticefordesign,safeuseandmaintenanceofgantrycranes,overheadtravellingcranesandmonorailshoists•3.13Employer–Thepersonwhoengagesoperators,riggersand/orsignalmenunderacontractofservicetoperformliftingoperation.Theemployerhasthedutytoensurethat,whereapplicable,everycraneoperator,riggerandsignalmanhasbeentrainedontheirrespectiverolestoensuresafeliftingoperation.LimitersandWarningDevices•OverloadLimiter(regardlesswhethercraneislikelytohandleunpredictableloadsthatcanresultinoverloadingofthemechanismsandstructures)•LoadIndicator•HoistingandLoweringLimiters/Limiters&WarningDevicesCodeofpracticefordesign,safeuseandmaintenanceofgantrycranes,overheadtravellingcranesandmonorailshoists12•EndStops(mechanicalendstopsshallbeprovidedattheendsoftracks/railsandbridges,andshallbeabletotakeup100%ofthebufferforceatmaximumspeedatfullload)•Long-travelandCross-travelMotionLimiters•Crane-to-craneorCrab-to-crabLimiters•WorkingSpaceLimiters(topreventcranecollidingintostructuresinprohibitedspacee.g.rooms/officecabinsplacedwithinthecoverageofthecranemovement)•IndicatorsandwarningdevicesDocumentationandMarkingsCraneManufacturerorCraneSuppliershallprovide:•CraneOperator’sManual(whichincludesinstructionsondutiesofoperatorspriorto,duringandafteroperation)/Documentation&MarkingsCodeofpracticefordesign,safeuseandmaintenanceofgantrycranes,overheadtravellingcranesandmonorailshoists13•MaintenanceManual(whichincludesdetailsofsafetyprecautionstobeobserveddur