SUBSCRIBERQueenstownTreatment plant project ‘a masterclass’Hat trick: Queenstown's Shotover Wastewater Treatment Plant stage three project bagged three awards for McConnell Dowell at last Friday's Otago civil infrastructure awards. Photo: SuppliedTracey RoxburghSaturday, July 25, 2026SHAREfacebooktwitterwhatsappemaillinkedinfacebooktwitterwhatsappemaillinkedinPHOTO