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Total’sGoldenrulesGoldenruleNo.12:Simultaneousoperationsorco-activitiesThispresentationresumesinpartthedocumentthatwonanawardatthe2011WorldDayforSafetyatwork,writtenby:NicoleMastTobyStevensNateWilliamsCrystalBrysonSimultaneousoperationsorco-activitiesFailuretorespectGoldenruleno.12representsalmost5%ofseriousorpotentiallyseriousworkplaceaccidentsintheGroup(analysisofthelast22months).Analyzingtheaccidentsisnotalwayseasybecausetheextenttowhichco-activitieshavecontributedisdifficulttodetermine.Forinstance,co-activitywillnotnecessarilyemergeasoneofthecausesofatransit-relatedaccidentinaclutteredworkarea.Forthisreason,theactualfigureisprobablyhigherthan5%.Byexaminingcaseswherewearecertainthatco-activitywasoneofthefactorscontributingtoanaccident,wehavebroughttolightthefollowingfourmainfailures:Anobviouslackofinformationand/orcommunicationPoorpreparationoftheworksAninsufficientlyin-depthpreliminaryriskassessmentFailuretoconductapreliminaryriskassessmentduetounderestimationoftherisksandpotentialimpactsoftheco-activityForewordInmostaccidentcases,theoperatingstaffwereunawareofwhatthevictimwasdoing.Whentheywereawareofit,theyhadunderestimatedtheimpactoftheiractionsonthesafetyofthevictim,orhadnotallowedforthepossibilityofanunexpectedeventthatwouldleadtoamajordeteriorationinthesafetyconditionsforthepeopleinvolved.Simultaneousoperationsorco-activitiesForewordThesepointswillbecoveredinmoredetailintherestofthispresentationSimultaneousoperations–DefinitionSimultaneousOperations(SIMOPS)orco-activitiesaresituationswheretwoormorejobsarebeingperformedsimultaneouslyinthesameworkarea.SeveralGoldenrulesmayapplyatthesametime(e.g.lifting,workatheight)whenSIMOPSareperformed.Workerstendtofocusonlyontherisksdirectlyinvolvedintheindividualoperations,withoutpayingenoughattentiontohowthesemightinteract.Yetitispreciselytheseinteractionsthatneedtobetakenintoconsideration.Manyaccidentsarecausedbyunforeseeneventsorfailuretoanticipaterisks.Whenpreparingworks,itisvitaltosituatetheoperationintheoverallpictureandnotaddresseachactivitybyitself.Thisistheonlywaytobesurethatallriskstheworkersareexposedtohavebeentakenintoconsideration.However,itiswrongtothinkthatco-activityappliesonlytolarge-scaleoperationsinvolvingmanypeople.Frequent,everydaytasksthatarepartofourroutineworkarealsoperformedconcurrentlyandarethereforeco-activities.QuestionsOperatorsareworkinginapackagingworkshopwhereafork-lifttruckisalsotransportingmaterials.Sometechniciansarecleaningwithahigh-pressurejet.Others,nearby,areperformingelectricalwork.Aretheseexamplesofco-activity?Why?Whatrisksdotheypose?Howcantheybeprevented?Simultaneousoperations–DefinitionSimultaneousoperations–High-risksituationsSimultaneousoperationsarehigh-risksituationsbecause:Thepersonperformingonejobcanunintentionallycreatehazardsforoperatorsworkingonanotherjob.Twooperationswhichare“safe”whencarriedoutseparatelycancreateahazardwhentheytakeplaceatthesametime(forexamplehotworksalongsideajobinvolvingaflammablesubstance).Therisksgeneratedbysimultaneousoperationsadduptomorethanthesumoftherisksofeachoperationperformedseparately.Themoreteamsareinvolved,theharderitistocommunicate.Teamsofoperatorsemployedbydifferentcontractorsdonotallhavethesamesafetyculture.Supervisorsmustconstantlybeonthelookouttomakesuremultiplesimultaneousoperationsproc...