Waihi Emergency Principal Control Plan OceanaGold Waihi WAI-250-PLN-001 Page 104 of 124 1.14 Flooding Level 1 Response Level 2 Response Level 3 Response Trigger • The possibility of flooding in the next 24 hours • A sudden flooding event with potential to trap personnel • Significant pit flooding that has real potential to affect the underground workings • Sudden flooding event that has trapped personnel • A sudden flooding event with missing personnel All Personnel • Assist as required • Quickly assess the situation and make emergency call. • Withdraw to place of safety • Prevent persons from entering the area until a thorough assessment has been carried out. • Quickly assess the situation and make emergency call. • Withdraw to place of safety • Prevent persons from entering the area until a thorough assessment has been carried out. 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 • Follow planning procedures for possible flooding • Notify Department Manager if required • Assist with planning • 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 • Coordinate ER response • Initiate on site ER response • Coordinate ER response Department Manager (Mine Incident Controller) • No action required • 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) • 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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