Supporting Technical Assessments

Waihi Emergency Principal Control Plan OceanaGold Waihi WAI-250-PLN-001 Page 103 of 124 1.13 Entrapment Level 1 Response Level 2 Response Level 3 Response Trigger • Report of minor rock fall • Any incident that will result in people having to use the escape way for egress • Any incident that has resulted in people being trapped and unable to exit the mine. All Personnel • Retreat from area fall has occurred • Follow instructions • Follow instructions Emergency Call Taker • Follow procedures as per appropriate duty card • Follow procedures as per appropriate duty card • Follow procedures as per appropriate duty card Supervisor • Organise safe inspection of the area • Request emergency response team and equipment for immediate response if required • Update Emergency Call Taker on situation • Notify Department Manager • Request emergency response team and equipment for immediate response • Update Emergency Call Taker on situation and advise what other resources may be required • Secure the area • Notify Department Manager • Be the Mine Incident Controller until Department Manager takes over. Emergency Response Coordinator • On standby • Initiate on site ER response • Activate offsite ER call in • Coordinate ER response • Initiate on site ER response • Activate offsite ER call in • Coordinate ER response Department Manager (Mine Incident Controller) • Monitor situation • Monitor situation and maintain contact with reporting person. • Notify General Manager (SSE) • Ensure MIC and IMT are being activated • Notify chief operating officer if required • Notify WorkSafe when appropriate • Activate and Coordinate the Emergency Response Team • Notify General Manager (SSE) • Ensure MIC and IMT are being activated • Notify chief operating officer if required • Notify WorkSafe when appropriate General Manager (SSE) • Notified only • Monitor situation and maintain contact with reporting person. • Notify Chief Operating Officer if required • Ensure MIC and IMT are being activated • Notify chief operating officer if required • Notify WorkSafe when appropriate • Monitor situation and maintain contact with reporting person. • Notify Chief Operating Officer • Ensure MIC and IMT are being activated • Notify chief operating officer if required • Notify WorkSafe when appropriate Chief Operating Officer • No action required • No action required • Implement OceanaGold Crisis Management Plan if required.

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