Supporting Technical Assessments

Approved by: Process Manager Approval Date: 16/12/2021 Next Review: 16/122023 OceanaGold Waihi Document ID: WAI-250-PLN-003 Page 23 of 44 Hazardous Substances Management Plan Term/Word Meaning SDS (Safety Data Sheet) A document providing information to help users develop correct occupational hygiene and safety procedures and exercise the required degree of care. An SDS: a) identifies the substance and its use; b) describes the chemical and physical properties of the substance; c) provides health hazard information and precautions for use and safe handling; and d) incorporates all the legislative requirements as well as additional safety information Substance a) Any element, defined mixture of elements, compounds, or defined mixture of compounds, either naturally occurring or produced synthetically, or any mixtures thereof; b) Any isotope, allotrope, isomer, congener, radical, or ion of an element or compound which has been declared by the Authority, by notice in the Gazette, to be a different substance from that element or compound; c) Any mixtures or combinations of any of the above; d) d) Any manufactured article containing, incorporating, or including any hazardous substance with explosive properties. SWI Safe Work Instrument Reg 11- an obligation imposed by a referring provision on a PCBU or other person to comply or ensure compliance with a SWI is to be treated as an obligation to comply or ensure compliance. They are a subordinate instrument or tertiary legislation. They are enforceable if referenced in a Regulation. TARP Trigger Action Response Plan WES Workplace Exposure Standards or biological exposure standards index that has the purpose of protecting persons in the workplace from harm to health. 14 ASSOCIATED DOCUMENTS Product or Chemical Evaluation Assessment Form Sharepoint Chemical Disposal (Form) Sharepoint Critical Control Check Sheet Sharepoint Safety Appliance Map – Processing Sharepoint / work areas Safety Appliance Map – UG Area Sharepoint / work areas Location Compliance Certificates S Drive:Safety:HSNO Certified Handler Training Certificates INX - Intuition Certified Handler register INX - Intuition Emergency Management Plan Sharepoint – hard copies as per document

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