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Catch Bench <br /> Crest-to-crest <br /> 50 feet <br /> Gravel Mining Slope 1 H:1V <br /> Overall Final Slope 2H:1 V Safety and Stormwater Berm <br /> Bench � �� <br /> Height ` <br /> 25feet <br /> Backfill in Process Pre-mining Surface <br /> Backfilled Slopes — <br /> Alluvial Gravel <br /> Previous Mining Surface <br /> Current Mining Surface <br /> Bedrock(Gniess) <br /> Final Mining Surface <br /> *Half wheel height of largest piece of equipment <br /> Final Pit Floor <br /> Elevation 7850 feet <br /> Figure 4. Schematic typical cross section of the Young Ranch Resource mine plan with the overlying Neogene boulder gravel <br /> included. <br /> Young Ranch Resource <br /> December 2021 D-6 Le <br /> �'ick;& Associates <br />