Specialist consultants Tonkin & Taylor were engaged by the client, Mighty River Power to design a robust , repairsolution.InadditiontoStormwaterdiversionmeasures,thesolutioninvolvedprotectingthefacewitha HighPerformanceTRMandCirtexRockfallmesh,whichwasthenanchoredtotheslopewith250PlatipusS4 ARGS Anchors.Anumberoflargeranchorswerealsousedatwidercentres. ® TheKarapiroHydroDamisthelastofaseriesofDamsontheWaikatoRiver,situatedjustaboveCambridge andHamiltoninNewZealandandplaysacriticalroleinnotonlypowergenerationclosetothemarketsbut regulatingtheflowoftheriverthroughtheseurbanareas.Inarecentstormeventthesidewallsofthedamon the downstream side suffered significant erosion which undermined some of the structures nearby and washedoutthefiltermaterialwhichwasinplacetopreventsoilmigrationanderosiono

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