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ByDr.DakshBaweja.PeterNelsonTheFlyAshPioneer.02ADAADECEMBER2014MembershipCOMPANYMEMBERSAprimaryroleoftheADAAistobringtogetherproducersandmarketersofcoalcombustionproductsCCPs.OuractivitiescoverresearchanddevelopmentintoCCPusageadvocacyandtechnicalassistancetoCCPproducersandusersaswellasaforumfortheexchangeandpublicationofCCPinformation.FormoreinformationontheAssociationvisitusatwww.adaa.asn.auRECIPROCALMEMBERSHIPSCSIROwww.cmit.csiro.auAssociationofCanadianIndustriesRecyclingCoalAshCIRCAwww.circainfo.caEuropeanCoalCombustionProductsAssociationECOBAwww.ecoba.orgUKQualityAshAssociationwww.ukqaa.org.ukAmericanCoalAshAssociationwww.acaa-usa.orgWorldWideCoalCombustionProductsNetworkWWCCPNwww.wwccpn.orgIrstmetPeterNelsonattheElectricityCommissionofNewSouthWalesin1983whenhewasSupervisingEngineerStructuralDesignfortheCivilDesignGroup.AtthatpointinmylifeIhadnoideawhatyashwas.ThroughPeterIrstlearntaboutthiswonderfulmaterialthatwasgoingtoplayabigpartinmylife.InhiscareerPeterhadover45yearsofcivilengineeringexperienceandcommencedresearchintotheuseofyashinconcretein1960beforemostothersinAustralia.HewasresponsibleforsitesupervisionstructuraldesignandcontractadministrationforNSWpowerstationworksforover30yearsandhadwideknowledgeofspecicationpreparation.HehadservedonseveralcommitteesoftheStandardsAssociationofAustraliaincludingBD031onFlyAshinConcrete.LikehisloveofcricketwineandgoodfoodsPeterhadanextraordinarypassionfortheuseandnotwasteofyash.Peterwasahighlyskilledcivilengineerwhowasvisionarysincethe1960sinlookingatpartiallyreplacingcementwithyashinconcrete.Knowingthatwedothisroutinelyinconstructiontodaythiswascertainlynotthecasebackinthe1960sand1970sandnotalotofresearchhadbeendoneonthistopicatthatpoint.Peterwaswayaheadofhistimeconsideringsustainabilityprinciplesinthe1960sand1970swhereenvironmentalissueswereasfarawayasatscreenTVsiPhonesandcolouredclothingonthecricketeld.PeterwasavisionarywhosawanopportunityworkingattheElectricityCommissionofNewSouthWalesoneofthebiggestproducersofyashinAustraliaoftriallingthismaterialintheconstructionofkeysectionsofValesPointandMunmorahPowerStationsamongstotherthings.Asayoungengineerin1983IwasintroducedtothisworkbyPeter.Akeyplatformfortheacceptanceofnewmaterialsintoconstructionisresearchdoneonthematerialaswellasactualtriallingonconstructionprojects.InatimewhereitwouldhavebeendifculttointroducenewconceptsintoconstructionforfearofriskandpossiblecostexposurePeterhadtheabilitytoconvincethepowersthatbetogowithhisvisionoftriallingyashconcretesintheOutfallCanalatMunmorahPowerStationandtheCoalConveyorSupportSlabsatValesPointPowerStation.Thesestructuresremainedinserviceforsome20yearsbeforeIbecameinvolvedunderPetersdirectioninaresearchprojectthatlookedatthelongtermdurabilityofyashinconcretestructures.Since1983untiltodayyashhasbecomepartofmylifeandIhavePetertothankforthat.IrecallPetertobesomeonewhowasveryeasygoing.Hewasgreattoworkforandabrilliantmentor.Hehadpassionsforcertainthingslikelegspinbowlingwhichhedidverywell.Petersworkonyashwasalsodoneverywell.AllthestudiesundertakenbytheCSIROtheAshDevelopmentAssociationofAustraliaPacicPowerandothersfoundtheconcretesandcivilengineeringworkdonebyPetertobeofthehigheststandards.IrecallwhenrstworkingforPetertobeintheoppositecamptothethenCSIROwhowereadvocatingfortheuseofcementbasedconcreteswithoutyash.AftermanyyearsofresearchmuchofwhichwasguidedbyPeterandafewrestructuresinvariousorganisationsbytheearly1990stheCSIRObecamestrongadvocatesforyashconcretesandpromotedtechnologiesrelatingtothematerial.Peterwasinmyviewinstrumentalinmakingthathappen.ThiswasfollowedbyconcretecompaniesinNSWandotherpartsofAustraliaroutinelyusingthematerialinstandardconcretessomethingPeterwaspassionateabout.PeterpublishedmanyarticlesonyashintheAmericanConcreteInstituteandinEngineersAustraliajournalstonameafew.AfterretirementfromtheElectricityCommissioninthe1990shebecametheAdministratoroftheAshDevelopmentAssociationofAustralia.PeterlefthiswonderfulmarkonmethecivilengineeringprofessionandalegacyinsupportofthewideuseofyashincommercialconcretesinAustraliaandotherpartsoftheworld.PeterwesaluteyoutheFlyAshPioneer.AdbriResourcesAdbriMasonryAGLLoyYangAlintaEnergyBoralQuarriesRecyclingBulkFlyashGroutsClassiqueEnvironmentSolutionsPtyLtdCSEnergyDeltaElectricityEnergyAustraliaVictoriaEngineeredMaterialSolutionsGenesisPowerNewZealandGoldenBayCementNewZealandHeeleysConsultingHyrockNSWIndependentCementLimeIndependantFlyashBrokersIntergenMillmerranKellerMineFillLatrobeMagnesiumLLISIndustrialformerlyConneqIndustrialInfrastructureNRGGladstonePowerStationOriginEnergyEraringPowerStationRoadsandMaritimeServicesStanwellCorporationSunstateCementSynergyVerveEnergyVecorAustraliaWagnersCement