Supporting Technical Assessments

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 29 of 124 Table 6 CIMS Roles and Responsibilities Role Accountability SSE • SSE may also be the Mine Incident Controller as per role and accountability below. • If the incident/emergency has an approved Mine Incident Controller (MIC) in place the SSE role becomes a main support role • Liaise with OGL corporate personnel • Potentially be a backup MIC • Delegate resources as required Mine Incident Controller (MIC) • For L3 UG Emergencies, this will be from the Worksafe appointed list of approved MIC’s • Delegates tasking (Managers) in IMT utilising ideal span of control for team members. • Leads initial briefing of type, time, and magnitude of event as a general summary. Also outline the consequences of that event to date and any actions thus far. • Allocates any site specific Duty Cards according to EMCP if not done • Ensures emergency services and agencies are pre-allocated areas according to EMCP and that they are briefed on arrival. ( delegated tasking ) • Responsible for setting objectives ( rescue / recovery) • Leads IMT in decision making ensuring all decisions are consultative and collaborative • Calls SitReps as required to maintain situational awareness. (managers and specialist advisors only attend as required or requested) • Signs off Incident Action Plan (IAP) and Risk Assessment (RA) - only authority to do this under legislation. • Communicates officially with Local Controller (LC) • SitReps (regular scheduled or called for by emergency dynamic to ensure IMT situational awareness at all times. May influence objective, strategy, tactics therefore intel/ planning, logistics and operations) • Higher level resourcing requests to support IAP and / or IMT function • IAP and RA • Anticipates relief manning and staggered change over with appropriate briefings • Ensure consultative process in IAP build • Downgrades to level 2 when appropriate Planning • Appoint, brief and task planning team. • Prepare Incident Action Plan. • Maintain maps and display boards. • Track incident and resources status. • Liaise with technical experts. • Conduct planning meetings. • Record decisions, actions, and other activities. • developing long-term plans and contingency plans, • Appoint a person responsible for recovery, • Assisting with planning the transition to recovery, • Convening and conducting planning meetings, and • Forecasting medium-to-long term resourcing requirements that will need to be provided by logistics and supporting agencies. Operations • Appoint brief and task Operations team.

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