I腳手架培訓培訓資料

Scaffolding–

UserTraining

CNOOCEngineeringTrainingCourseOutline1.0IntroductionandObjectives2.0ScopeandIntentionsofCoreProcess3.0Definitions4.0Responsibilities5.0DesignandErectionRequirements 5.1GeneralRequirements 5.2ErectionandDisassembly 5.3TypesofScaffolds 5.4PlatformConstruction 5.5LoadCapacity6.0RecognitionofHazards 6.1ElectricalHazards 6.2FallHazards 6.3FallProtection7.0InspectionandUse 7.1TaggingProgram 7.2CompetentPersonInspection 7.3UserInspection 7.4ScaffoldUse 7.5WhattoLookFor8.0ControllingHazards

8.1ElectricalHazards 8.2FallHazards 8.3FallingObjects9.0.SafetyPrecautions

9.1General 9.2Ladders 9.3Stairways 9.4Access 9.5OverheadElectricalLines 9.6Housekeeping 9.7InclementWeatherSummary1.0IntroductionandObjectivesThissessionwillprovideawarenessleveltrainingforemployeeswhoperformworkonscaffolds.Trainingwilladdress:Hazards

associated

with

scaffolds,including:Electrical

hazards

and

the

correct

procedure

for

dealing

with

electrical

hazardsFall

hazardsFalling

object

hazardsTagging

systemBasicscaffold

requirementsFormScaffoldHANDRAIL1.0IntroductionandObjectives(Continued)Aftercompletingthistraining,participantswillbeableto: Identifypotentialhazardsassociated withworkingonscaffoldsandselect appropriateprotection Complywithnecessaryfallprotection requirementswhileworkingon scaffolds Adheretoproperuseandhandling ofmaterialsonscaffolds ComplywithCNOOCEngineering scaffoldtagging

program3.0DefinitionsScaffold

–

AtemporaryelevatedplatformwithasupportingstructureCompetentPerson

–

Onewhoisdesignatedbythecompany,iscapableofidentifyinghazards,andhasauthoritytocorrect QualifiedPerson

–

Anindividualdesignatedbythecompanythathas

extensiveknowledge,experience,andabilitytoresolveproblems 4.0ResponsibilitiesSiteManager/SiteConstructionManager–ensurescomplianceSafetyDepartment–periodicmonitoringScaffoldSupervisor–superviseserection/dismantlingandinspectionofscaffolds,appliestagCompetentPerson–ensuresthatscaffoldsare

builttoregulatoryrequirements

andhavepropertagging5.0DesignandErectionRequirementsWhilescaffoldisbeingerectedordismantled,ared

“DangerKeepOff”scaffoldtagmustbeinstalledandvisibleatalltimes.Donot

UseonaredtagscaffoldforanyreasonAstairwayorladderisrequiredatallaccesspointsusedbyworkerswherethereisabreakinelevationof0.5mormoreisprovided.Fallprotectionisrequiredifscaffold

presentsa1mormorefallhazard.5.1GeneralRequirementsAllscaffoldserectedshallcomplywithapplicableregulationsundersupervisionofcompetentpersonAllscaffoldsareerected,modified,anddismantledbyqualifiedindividuals—noexceptions!Asmuchaspossible/practical,scaffoldsmusthave:1.2m)guardrails,0.6m)midrails,andtoeboardsonall opensidesAccessladderthatextendsatleast1`maboveplatformToeboardsbetweenmidrailmustbeinstallwhereemployeesmighttravelbelowscaffold5.0DesignandErectionRequirements

(Continued)5.2ErectionandDisassembly5.0DesignandErectionRequirements

(Continued)WeldedFrameTubeandCouplerMobile5.3TypesofScaffoldsSupported5.3.1WeldedFrame5.0DesignandErectionRequirements5.3TypesofScaffolds(Continued)Spacingofpanelsorframesshallbeconsistentwiththeloadsimposed.Scaffoldsshallbeproperlybracedbycrossbracing,diagonalbraces,orboth,tosecureverticalmemberstogetherlaterally,sothatthescaffoldisplumb,square,andrigid. 5.0DesignandErectionRequirements5.3TypesofScaffolds(Continued)5.3.2TubeandCouplerWhereplatformsareoverlappedtocreatealongplatform,theoverlapshalloccuronlyoversupports,andshallnotbelessthan12”(30cm)unlesstheplatformsarenailedtogetherorotherwiserestrainedtopreventmovement. 5.0DesignandErectionRequirements5.3TypesofScaffolds(Continued)5.3.3MobileScaffoldsshallnotbemovedhorizontallywhileemployeesareonthem.Maintainclearancebetweenpowerlinesandscaffolds,includinganyconductivematerialsonthescaffold.

Minimumclearance:uninsulatedandinsulated

linesofmorethan300volts

is10ft(3m)insulatedlinesofless than300voltsis3ft (.9m)5.0DesignandErectionRequirements

(Continued)5.4PlatformConstructionAsmuchaspossible/practical,scaffoldsmusthave:Platformfullyplankedordeckednomorethan1”(2.5cm)gapsFrontedgeofallplatformsnomorethan15cmfromfaceofworkNomixedscaffoldcomponents,unlesscompatibility

andintegritymaintainedComponentsofsimilarmetals, unlessotherwiseapprovedby competentperson5.0DesignandErectionRequirements

(Continued)5.5LoadCapacityScaffoldmustbecapableofsupportingitsownweightand4timesthemaximumintendedloadLightduty=150kg/m2Mediumduty=200kg/m2Heavyduty=250kg/m2Whileerectingorworkingonscaffoldsbeawareof:UninsulatedandenergizedconductorsBrokenlightbulbswith/withoutguardsOpenwiringinelectricalcabinetsCabletrayswithexcessivecablesSteppingintocabletraysHazardsassociatedwithpower

tools6.0RecognitionofHazards6.1ElectricalHazardsWhileworkinginelevatedworkareas,theriskoffallingalwaysexists—Ascending/descendingladdersSlippingonoil/greaseonladderrungsandscaffoldboardsGettingon/offladdertoscaffoldCarryingmaterialwhile

tryingtoclimbon

ladders6.0RecognitionofHazards(Continued)6.2FallHazards6.0RecognitionofHazards(Continued)6.3FallingObjectsWhileworkinginelevatedworkareas,theriskoffallingobjectsexistsatalltimes—Fallingobjectssuchaspower

andhandtools,nuts/bolts

fromscaffoldsOtherworkoperations

abovescaffoldScaffoldtagsareusedtosafelycontrolhowandwhenscaffoldsareusedScaffoldtagindicatestypeofscaffoldandprecautionstofollowwhileonscaffoldGreen: Allcomponentspresent;

nofallprotectionrequiredRed: Unsafe;donotuse7.0InspectionandUse7.1CNOOCEngineeringTaggingProgram7.0InspectionandUse(Continued)Eachscaffoldshallbeinspectedbythecompetentpersontoensurescaffold:Isbuiltperdesign-scaffoldisplumb,sturdy,level,andsecuredIscapableofsupporting

intendedloadHasnodefectsComponentsaresafely

used7.2CompetentPersonInspection7.0InspectionandUse(Continued)7.3UserInspectionInspectallscaffoldsbeforeuseeachdaytoensure:Scaffoldisplumb,sturdy,levelSupportsaresquarePoles/uprightsrestonmud

sillsorsuitablefootingsMetaldeckhavenodefectsThescaffoldistaggedNeveroverloadscaffoldDonotuseshoreorlean-toscaffoldsOnlyqualifiedscaffoldbuilderscanmodify,alter,ordismantlescaffoldImmediatelyhavedefectivebracesremoved/repairedScaffoldsmustnotbemovedwhileoccupiedMaintainclearancefrompowerlinesScaffoldsmustbeerected,moved,

dismantled,oralteredunderthe

supervisionofacompetentperson7.0InspectionandUse

(Continued)7.4ScaffoldUseNeveruseatoeboardtogainaccesstooverheadResolveslippery(snow,ice,grease)conditionsbeforeuseResponsiblesupervisorshallensuretools,materials,anddebrisdonotaccumulateDonotusescaffoldsduringhighwindsDonotusescaffoldsthatarenot

taggedUponcompletionofwork,craft

performingworkmustcleanoff

scaffold7.0InspectionandUse

(Continued)7.4ScaffoldUse(Continued)FootingsthataresoundandrigidGuardrailstobeproviedabove1mGuardrailsupportswheneverthereisafallinghazardonallopensidesToeboardsthatare(15cm)highonallopensidesCrossbracesonmetalframescaffoldsLadderorothersafewaytogetonandoffthescaffoldPoles,legs,orotheruprightsthatareplumbandsecuredMetaldeckingthatextend15cmtoovertheendsupportsonscaffolds7.0InspectionandUse

(Continued)7.5WhatToLookforProtectyourselfbycheckingelectricalcordsandtoolsbeforetakingthemontoascaffoldMaintainproperdistancebetweenenergizedconductorsandscaffolding–insulatedvoltages

>300voltsrequire

distanceof10ft (3m)betweenall partsofscaffold8.0ControllingHazards8.1ElectricalHazardsTherearemanydifferentwaystoprotectagainstfallingoffscaffolds-GuardrailSystem—toprail,midrail,toeboardwithcrossbracingPersonalFallArrest

System—harness/belt

withlanyard,

anchorage,and

connectors8.0ControllingHazards(Continued)8.2FallHazardsGuardrailsmeetingthefollowingrequirementsmustbeinstalledonallopensidesofscaffolds/platforms:Toprailcapacityof200lb(91kg)Guardrailspositionedat1.1m8cmMidrailmustbe0.6mToeboards-15cmorequivalentDonotuseguardrailsasaladder8.0ControllingHazards(Continued)8.2.1GuardrailsThefollowingcanbeusedtopreventfallingwhenworkinginelevated/unprotectedareas:

Fallrestrainingdevice-fullbodyharnessusedtopreventfreefallLanyard

(withlockingsnaphook)Connectors

(D-ring)Anchorage

(tie-offpoint)Decelerationdevice*(retractable)Lifeline*(horizontalorvertical)*maybeincludedorsomecombination8.0ControllingHazards(Continued)8.2.2PersonalFallProtectionSafetyharness/lanyardmustbewornandusedasback-upto(orintheabsenceof)primaryfallprotectionsystemUseharnessattachmentpointlocatedincenterbackLanyardmustbeattachedto D-ringlocatedmiddlebackof harnessTiedoffatwaistlevelorhigherPositioningdevicesmustbe attachedtoD-ringsofharness beltlocation(waist)8.0ControllingHazards(Continued)8.2.2PersonalFallProtectionEquipmentCheckIsEssentialtoSafetyBasicprotectionincludeshardhatsandmayincludesafetyglasses.Additionalprotectionprovidedbyscaffoldswith:Toeboardsatedgesof

platform/scaffoldCanopystructurestodeflect

fallingobjectsBarricadestoprohibit

employeesfromworking below8.0ControllingHazards(Continued)8.3FallingObjectsFallingObjectsCanBeDeadlyMakesurescaffoldpoles,legs,posts,anduprightsbearonbaseplatesandmudsillsorotherfirmfoundationsKeeponlythematerialsyouneedonascaffoldRemoveallmaterialsfromascaffoldattheendofthedayDon'toverloadscaffoldKeeptoolsandmaterials

awayfromtheedgeof

scaffoldKeeptheareaaround

scaffoldclearofdebris9.0SafetyPrecautions9.1GeneralPortableladdersusedforaccesstoupperlanding;siderailsmustextend1mabovelandingUse3-pointcontactwhileclimbing

andalwaysfacetheladderLaddersmustbesecuredto

scaffoldstopreventmovementDamagedladdersshouldbe

removedfromserviceand

tagged“DoNotUse”Exerciseextremecautionwhile

gettingon/offladdersand

scaffolds9.0SafetyPrecautions(Continued)9.2LaddersLadderSafetyPreventsSeriousInjuryStairwaysusedtoaccessscaffoldsandplatformsshallhave:AtoprailandmidrailoneachsideStairailsthatareatleast46cmapartLandingplatformsmustbe providedevery4m9.0SafetyPrecautions(Continued)9.3StairwaysAccessthroughcross

bracesisprohibitedPortable,hook-on,

andattachableladders

shallbepositionedso

asnottotipthe

scaffoldAllscaffoldsshallhavesafeaccessAccessprovidedshouldallowsafepassageontoandfromscaffolds9.0SafetyPrecautions(Continued)9.4AccessSupervisorsshouldpre-assessthepotentialforoverheadelectricalcontactwhileplanningthejobScaffoldsmustnotbeerected,

moved,dismantled,orusedso

thatanyconductivematerial

usedonthemcancomeinto

contactwithoverhead

electricallines—Minimum

distanceis10ft(3m)—

moredepe