PSTEQ VW Dacite PSTEQW Dacite PSTEQW Rhy Rock PSTEQ Zone F PSTEQ Zone A/I Fdtn UC PSTEQ EW/VW Rhy. EW Ign&Dac PSTEQ Ash/CWRock/Resid.S PSTEQ Zone G PSTEQ Ash/CWRock/Resid.S PSTEQ Zone G PSTEQ SP Zone D2 PSTEQ SP Zone E PSTEQ SP Zone D2 PSTEQ SP Zone D3 PSTEQ SP Zone D3 PSTEQ SP Zone D2 PSTEQ SP Zone D2 PSTEQ SP Zone D3 PSTEQ SP Zone D3 PSTEQ SP Zone D2 PSTEQ SP Zone D2 PSTEQ SP Zone D3 PSTEQ Zone A/I Mine OB PSTEQ SP Zone D2 PSTEQ SP Zone D3 PSTEQ SP Zone D2 PSTEQ EW/VW Rhy. EW Ign&Dac Distance 200 300 400 500 600 700 800 900 Elevation 30 50 70 90 110 130 150 170 Color Name Model Unit Weight (kN/m³) Cohesion (kPa) Efective Cohesion (kPa) Efective Friction Angle(°) Strength Function Phi-B (°) Minimum Strength (kPa) Tau/Si gma Ratio Piezometric Line Ru Include Ruin PWP PSTEQ Ash/CWRock/Resid.S SHANSEP 17 0 0.23 1 No PSTEQEW/VWRhy. EWIgn&Dac Shear/NormalFn. 17.5 EW/VWRhy. EWIgn.Dac. 0 1 No PSTEQSPZoneD2 Shear/NormalFn. 19.5 Grav./Cobb. Dr=0.85 (16%ile) 0 1 0.05 Yes PSTEQSPZoneD3 Mohr-Coulomb 19 8 15 0 1 0.4 Yes PSTEQSPZoneE SHANSEP 19 0 0.06 1 0.6 Yes PSTEQVWDacite Shear/NormalFn. 18 VWDacite 0 1 No PSTEQWDacite Shear/NormalFn. 25 WeakRhy. Dac. 0 1 No PSTEQWRhyRock Shear/NormalFn. 18.5 WeakRhy. Dac. 0 1 No PSTEQZoneA/IFdtn UC SHANSEP 17.5 50 28 1 0.3 Yes PSTEQZoneA/IMine OB SHANSEP 20.5 120 0.32 1 0.1 Yes PSTEQZoneF Shear/NormalFn. 20.5 Grav./Cobb. Dr=0.85 (16%ile) 0 1 0.05 Yes PSTEQZoneG Undrained(Phi=0) 20.5 80 1 No 20.482 m 42.395 m 146.3 m 11.3 m 20.528 m 54.316 m 47.043 m 13/10/2021 Section 2a.gsz Figure B23a North Slope PSTEQ 1:4,000 By: ET Analysis Settings Method: Morgenstern-Price Direction of movement: Left to Right Slip Surface Option: Entry and Exit Unit Weight of Water: 9.807 kN/m³ Horz Seismic Coef.: Color Name Model Unit Weight (kN/m³) Cohesion (kPa) Effective Cohesion (kPa) Effective Friction Angle (°) Strength Function Minimum Strength (kPa) Tau/Sigma Ratio Piezometric Line Ru Include Ru in PWP PSTEQ Ash/CWRock/Resid.S SHANSEP 17 0 0.23 1 No PSTEQ EW/VW Rhy. EW Ign&Dac Shear/Normal Fn. 17.5 EW/VW Rhy. EW Ign. Dac. 1 No PSTEQ SP Zone D2 Shear/Normal Fn. 19.5 Grav./Cobb. Dr=0.85 (16%ile) 1 0.05 Yes PSTEQ SP Zone D3 Mohr-Coulomb 19 8 15 1 0.4 Yes PSTEQ SP Zone E SHANSEP 19 0 0.06 1 0.6 Yes PSTEQ VW Dacite Shear/Normal Fn. 18 VW Dacite 1 No PSTEQ W Dacite Shear/Normal Fn. 25 Weak Rhy. Dac. 1 No PSTEQ W Rhy Rock Shear/Normal Fn. 18.5 Weak Rhy. Dac. 1 No PSTEQ Zone A/I Fdtn UC SHANSEP 17.5 50 28 1 0.3 Yes PSTEQ Zone A/I Mine OB SHANSEP 20.5 120 0.32 1 0.1 Yes PSTEQ Zone F Shear/Normal Fn. 20.5 Grav./Cobb. Dr=0.85 (16%ile) 1 0.05 Yes PSTEQ Zone G Undrained (Phi=0) 20.5 80 1 No
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