Supporting Technical Assessments

DRAWING REGISTER AND TRANSMITTAL NOTICE SHEET 1 OF 1 Client: OCEANA GOLD (NEW ZEALAND) LIMITED Site/Project: WAIHI NORTH PROJECT-NORTHERN ROCK STACK Job No. DAY MONTH YEAR 9018 Drawing No. Drawing Title Revision 15 07 21 C B C C B C Reason Of Issue I = INFORMATION Distribution OCEANA GOLD (NEW ZEALAND) LIMITED A = AS BUILT C = CONSTRUCTION T = TENDER P = PRELIMINARY X= PEER REVIEW Y= CONSENT WAI-983-080-DWG-CI-0700 Locality Plan and Index - Northern Rock Stack - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0716 WAI-983-080-DWG-CI-0717 Sections - Northern Rock Stack - Tails / Waste Rock 080 Sections - Northern Rock Stack - Tails / Waste Rock 080 Layout Plan - Leachate Drain - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0730 WAI-983-080-DWG-CI-0770 WAI-983-080-DWG-CI-0772 A Perimeter and Diversion Drains Sections Sheet 1 of 4 - Tails / Waste Rock 080 Layout Plan - Subsoil Drains - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0715 Layout Plan - Northern Rock Stack - Tails / Waste Rock 080 P A WAI-983-080-DWG-CI-0731 Perimeter and Diversion Drains Sections Sheet 2 of 4 - Tails / Waste Rock 080 A WAI-983-080-DWG-CI-0732 Perimeter and Diversion Drains Sections Sheet 3 of 4 - Tails / Waste Rock 080 A WAI-983-080-DWG-CI-0733 Perimeter and Diversion Drains Sections Sheet 4 of 4 - Tails / Waste Rock 080 Sections - Closure Rehabilitation - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0781 WAI-983-080-DWG-CI-0782 Sections - Closure Rehabilitation - Tails / Waste Rock 080 A P 29 09 21 E D D C 19 07 21 Layout Plan - Closure Rehabilitation - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0780 A A D C P Typical Section - Collection Pond - Tails / Waste Rock 080 WAI-983-080-DWG-CI-0761 D E E 12 10 21 P B B

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