Waihi Emergency Principal Control Plan Approved by: General Manager/SSE Approval Date: 26/03/2021 Next Review:26/03/2022 OceanaGold Waihi WAI-250-PLN-001 Page 5 of 124 Table of Contents 1.0 INTRODUCTION ..........................................................................................................10 Purpose ............................................................................................................................10 Scope ................................................................................................................................11 Definition of an Emergency ............................................................................................11 Coordinated Incident Management System (CIMS) .....................................................11 1.4.1 A Common / Modular Framework .......................................................................11 2.0 WAIHI SITE ..................................................................................................................12 Emergency Priorities.......................................................................................................12 Manning Levels................................................................................................................13 2.2.1 Emergency Response Manning Levels (ERT)....................................................13 2.2.2 Surface response level........................................................................................13 3.0 ACTIVATING THE MINES RESCUE PROTOCOL ......................................................13 4.0 RISK ASSESSMENT ...................................................................................................15 Risk Assessments Process............................................................................................15 5.0 OGL CRISIS MANAGEMENT INTERFACE ................................................................18 6.0 EMERGENCY MANAGEMENT AND RESPONSE DOCUMENTS..............................18 Duty Cards........................................................................................................................19 7.0 INITIATING AN EMERGENCY ....................................................................................19 Emergency Calls..............................................................................................................19 7.1.1 By Radio..............................................................................................................19 7.1.2 By Internal Phone................................................................................................19 7.1.3 By Mobile Phone to Waihi Gold Emergency Number .........................................19 7.1.4 For external emergency services........................................................................19 Person Discovering an Emergency ...............................................................................19 7.2.1 Response Levels.................................................................................................20 8.0 FIRST RESPONSE ......................................................................................................21 Site Security .....................................................................................................................21 Back up Response...........................................................................................................21 Incident Management Team ...........................................................................................21 Incident Control Points ...................................................................................................21 Mine Security ...................................................................................................................22 9.0 EMERGENCY COMMUNICATIONS............................................................................22 Communications Surface Operations ...........................................................................22 9.1.1 Telephone ...........................................................................................................22 9.1.2 Mobile Phones ....................................................................................................22 9.1.3 Radio Telephone (RT).........................................................................................22 9.1.4 Radio Channels (UHF)........................................................................................22 Communications Underground Operations..................................................................23 9.2.1 Radio Channels (VHF) ........................................................................................23 9.2.2 Underground Telephone Communication ...........................................................23 9.2.3 Stench Gas .........................................................................................................23 Radio Silence ...................................................................................................................23 External Communications & Consultations..................................................................23
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