2019-12-13_REVISION - M1980244 (63)

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Remediation and Monitoring Measures • NEWMONT. Cyanide Spills • • Releases Sustainability and External Relations Role Responsibility Sustainability& • Provide advice on the handling and disposal of affected material. External Relations • Assist with incident investigation, including event classification. Department (SER) • Inspect work areas to verify spills have been adequately cleaned up in accordance with requirements. • Sample soil and groundwater following releases (if required). • Train personnel on appropriate spill/release response techniques and processes. Mine Rescue Team • Coordinate emergency spill/release response. (MRT) • Provide advice on environmentally hazardous chemicals. Work Area • Collect spill/release information and report details to SER department. Supervisor • Provide suitably stocked spill kits as needed in areas whereby spill response may be required. • Coordinate investigation of spill/release events and ensure timely clean- up is carried out. 5 SITE SPECIFIC POTENTIAL LEAKS, SPILLS OR RELEASES The following scenarios are outlined in the CC&V ERP and are provided in this document as a reference. b) Tractor/Trailer Spills: (i) A large percentage of the cyanide used in Newmont CCV operations is supplied by Cyanco. Drivers for Transwood, the Cyanco contracted transporter, are trained in the operation and use of the Qualcomm Satellite Communication System for emergency response. (ii) In the event of a serious incident on the mine property whereby the prime mover radio is not available, and cyanide has been spilt, the supervisor is to call Cyanco with details of the incident. (iii) In the event of a serious incident on the mine property whereby the prime mover radio is not available, and cyanide has been spilt, the supervisor is to call Cyanco with details of the incident. (iv) If cyanide solution is released from the tanker, the ERT is to be organized immediately with the appropriate safety equipment to contain the release before it leaves the property or enters a waterway. v The action to be taken after containment of the release will be determined in conjunction with Cyanco. c) Tanks, Pipelines and Transfer Off Loading: ------------------------------------------------7--------------------------------------------------------------------------------------------------------------------------- ------------------------------------------------------------ Department THIS DOCUMENT IS UNCONTROLLED IN HARDCOPY FORMAT i Doc Id:NA-CCV-SER-SOP 2196 SER Date of This Issue: 928/2017 Date of Next Review 928/2020 Page 2 of 10