Supporting Technical Assessments

RL170 RL150 RL160 RL140 RL130 RL120 RL110 Zone G (1.5m) overlaid by Zone H (0.5m) Zone B Zone C1 Zone C2 Top of Zone A Surface Existing Downstream Keyway Zone F (1.5m) Ignimbrite Rockfill Toe Bund RL170 RL150 RL160 RL140 RL130 RL120 Zone F (1.5m) Zone G (1.5m) overlaid by Zone H (0.5m) Existing Toe Bund 1 in 20 fall Existing Ground Surface (March 2020) Bedrock RL166 4m ? RL180 RL190 RL180 Original Ground Surface Top of Zone A Surface RL168 RL154 4m ? ? 1.5m thick Zone A Pad East Stockpile - Cross Section 10 50 RL177.25 1.5m thick Zone A Pad Original Ground Surface RL174 RL130 4m Haul Road RL141 4m RL152 4m RL166 4m Leachate Drain Bedrock ? ? ? Perimeter Road Leachate Drain East Stockpile - Cross Section 11 50 Leachate Drain Subsoil Drain Subsoil Drain 1 4 Existing Ground Surface (March 2021) RL138 4m 1 4 1 4 4 1 Indicative top of East Stockpile, final design to be confirmed. Indicative top of East Stockpile, final design to be confirmed. Figure 4

RkJQdWJsaXNoZXIy MjE2NDg3