Supporting Technical Assessments

58 Tonkin & Taylor Ltd Hazardous Substances Technical Assessment – Waihi North Project - Waihi Processing Plant, Water Treatment Plant and Development Site Oceana Gold (New Zealand) Limited June 2022 Job No: 1015212.1000 vRev0 8.2.4 Transport Transport of hazardous substances to the site will be on a weekly to monthly basis as described in Section 4.13. The main transport routes to the site are via the State Highway Network, and will be the unchanged from the existing transport routes used for the current Processing Plant, Water Treatment Plant and explosives stores. No transport through built up or dense residential areas outside the Main State Highway network is proposed. Any transport of hazardous substances will be in accordance with the Land Transport Rule: Dangerous Goods 2005, which specifies requirements for placarding, separation of incompatible substances, emergency response equipment and stall training. Additionally, when on site all transport of explosives is carried out under the supervision of a Certified Handler. These measures are considered sufficient to ensure that the environmental effects arising from the transport of hazardous substances will be less than minor.

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