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www.asa-inc.org.auconnectionsNovember1309UpdateCRCforLowCarbonLiving.SlagbasedgeopolymerisalowcarbonalternativetoconventionalPortlandcementconcretehoweveritisyettoenterthemainstreamcommercialapplicationsofconcreteconstruction.TheCooperativeResearchCentreforLowCarbonLivingCRC-LCLprojectonlowcarbonmaterialsisaimedatidentifyingthebarrierstothewidespreadadoptionofslagbasedgeopolymerinindustry.ThemainbarrieridentiedandpresentedrecentlyatConcrete2013httpwww.concrete2013.com.autechnical-programProfMaritaL.BerndtOvercomingBarrierstoImplementationofGeopolymerConcretewasthelackofstandardspecicationsthatincludedthismaterial.IndeeddesignofplainreinforcedandprestressedconcreteincodesandstandardssuchasAS3600implicitlyassumethattheconcreteisbasedonPortlandcement.ThereforeishasbeendeterminedthatthepathwaytoovercomethisbarrieristodevelopaStandardTestMethodsHandbookforLowCarbonConcreteMixDesignthroughStandardsAustraliatoassistengineersandend-usersinspecifyingandusinggeopolymerconcretewithgreatercondenceandlessrisk.IndeedtherapiddepletionofqualitynaturalaggregatequarrysourcesclosetomostmajormetropolitanregionsofAustraliahasemphasisedtheneedtoexplorealternativeeconomicsourcestosupportincreasingvitalinfrastructuredevelopmentincludinghousingroadsbridgesschoolsandhospitals.FormoreinformationontheCRCforLowCarbonlivingpleasevisithttpwww.lowcarbonlivingcrc.com.au