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FoS Ranges <=1.00 >1.00<=1.20 >1.20<=1.40 >1.40 Material Keys <br /> 1 Overburden <br /> I I I l <br /> 2 Sand and Gravel <br /> 140— 3.weathered bedrock <br /> 4:unweathered bedrock <br /> 120— 5:Slurry Well <br /> 100— — <br /> 80— — <br /> 60— — <br /> overburden i_ - <br /> 3.1 mine slope Sand and Gavel <br /> 20— � � , :y Pali — <br /> 1 <br /> -40— <br /> -60— — Analysis 1 <br /> Multiple Stability Analysis <br /> -80— — Method: Bishop Simplified <br /> Surface: Circular <br /> -100— I I I I I 1 1 - <br /> 0 50 10C 150 200 250 300 Results <br /> Critical Factor of Safety: 1.98 <br /> GALENA vwm 12 <br /> Project BURNCO,Nissen Change of Operator <br /> Southwest Numb Ditch,Static Edited-11 May 2023 Processed 11 May 2023 <br /> File:11ces+way-2131rssen1Stadlrlylslafc Plumb Ditch.gnf Civil Resources <br />