Supporting Technical Assessments

Waihi Emergency Principal Control Plan OceanaGold Waihi WAI-250-PLN-001 Page 106 of 124 1.16 Confined Space Incident Level 1 Response Level 2 Response Level 3 Response Trigger • A person has a minor injury and requires assistance to exit a confined space. • A person has an injury that needs immediate treatment in a confined space and is unable to exit without assistance. • A person has collapsed in a confined space for no obvious reason. All Personnel • Assist as required • Quickly assess the situation and make emergency call. • Have first aid administered by other personnel on the confined space permit • Assess the Situation and requirements • Quickly assess situation and make emergency call. • Withdraw all persons to a place of safety. • Prevent persons from entering the area until a thorough assessment has been carried out. Emergency Call Taker • No action required • Follow procedures as per appropriate duty card • Follow procedures as per appropriate duty card Supervisor • Ensure action is taken and incident report is completed • 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 • Assist as required – stand by • Initiate on site ER response • Assist coordinating ER response • Ensure MIC and IMT are being activated • Notify chief operating officer if required • Notify WorkSafe when appropriate • • Initiate on site ER response • Activate offsite ER call in • Coordinate ER response • Ensure MIC and IMT are being activated • Notify chief operating officer if required • Notify WorkSafe when appropriate Department Manager (Mine Incident Controller) • Notified • Monitor situation and maintain contact with reporting person. • Notify General Manager (SSE) • Activate and Coordinate the Emergency Response Team • Notify General Manager (SSE) General Manager (SSE) • No action required • 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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