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1QuickReferenceGuide12013RoadsGuideSupplementonGeneralApplicationsDuringthe1990seectiveutilisationofISSremainedat30-40.Howevercurrentutilizationrestsataround85illustratingchangingparadigmsintheactivereuseoftheseproducts.CollaboratingthroughtheAssociationindoingtogetherwhatwecouldnotdoalonewehavebroadenedbothstakeholderandcommunityunderstanding.Thisnowextendstomaterialusersspecicallythoseinroadconstructionwhichhasledtofurtherincreasesineectiveutilisation.Slagco-productsaretheresultofhighlycontrolledsteel-makingprocesses.Thereforethesematerialscarrythesamelevelofqualityastheresultoftheseprocesscontrolswhichensuretheconsistencyofslagchemistryandquality.Thetypesofslagcoveredinthisguideare1BlastFurnaceSlagBFSi.GranulatedBlastFurnaceSlagGBFSii.GroundGranulatedBlastFurnaceSlagGGBFS2SteelFurnaceSlagSFS3ElectricArcFurnaceSlagEAFS4LadleFurnaceSlagLFS1.INTRODUCTIONThecontinuingneedtopreservediminishingnaturalresourcesandincreasesustainablepracticesisafundamentaltenetinbusinesstoday.Thishaspredominantlyoccurredthroughthepromotionofincreasedreuserecyclingandreprocessing.Heredisposalhasbecomethelastresortandisanissueofgreatimportanceinoursociety.ThisfocusontheimportanceofpreservationandresourcerecoveryissupportedbyinternationalfederalstateandlocalGovernmentswithrespectiveregulatingauthoritiesempoweredtoensurethesesustainablegoalsaremetthrougheectivepolicyimplementation.TheuseofironandsteelslagsISSbeingaco-productofironandsteelproductionarepredominantinroadconstructionandmaintenanceapplications.Theselarge-scaleapplicationsprovideforthelarge-scalerecoveryofanabundantproductwhichdemonstratesthegoalsofsustainability.WiththeformationoftheAustralasianironsteelSlagAssociationin1990therehasbeenanumberofsignicantchangesandadvancesintheeectiveutilisationofslagmaterials.Eectiveutilisationistheuseofslagmaterialsinaproductiveoreconomicallybenecialwaywhichdoesnotrequiredisposalaslandll.ThevastmajorityofISSproducedinAustraliaissoldforuseintodaysmarket.1Forexamplein201088percentofthe2.67milliontonnesMtofISSproducedwaseectivelyutilisedwithinvariousvalueaddedcivilandconstructionmaterialapplicationsthroughoutAustralasia.ThekeyresultsincludeTable1-Typicalvaluesforthephysicalpropertiesofironandsteelmakingslags.2PhysicalProperty-AggregateBlastFurnaceSlagSteelSlagTestMethodBOSSlagEAFSlagRockSlagNote-OMCdependsonthecomponentsofthemix.LAAbrasionPolishedAggregateFrictionValuePAFVSodiumSulfateSoundnessPhysicalProperty-20mmRoadbaseMaximumDryDensitykgmOptimumMoistureContent1.2100901054050