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Materiel Keys <br /> Smd end god.mired Jon ma <br /> 7700_ <br /> 7610_ — <br /> 'Sufi— — <br /> /550— <br /> Analysis 3 <br /> 74,77 — Multiple Stability Analysis <br /> tlemod. Btsnop Simplified <br /> Surtace: Cucula(Grillo!Seed) <br /> RewIto <br /> 51 100 150 200 250 300 350 160 <br /> Cnrkal Fordo,of Ssiery: 212 <br /> GALENA oe.,m e!a Licenced lo.-Greg Lewd°and Aminates <br /> Prolecl Reedy Mix Pit a, II uW aore <br /> a/1018 <br /> Expansion Pit Final Slopes <br /> Flla'J 10!opbu\dnited Co'npnlaaGunnieen WeenOPMS\Expandan Pi'Fina!Siopesgml X <br /> Figure 4 GALENA Analysis Step 3 <br /> 1.1 Conclusion <br /> The lowest safety factor that was determined by GALENA, using Bishop's method of slices, was <br /> 2.12. This is significantly greater than the minimum permanent safety factor of 1.5. The slopes in <br /> the expansion pit will be safe. <br /> Ben Langenfeld, P.E. <br /> P.E.#0047151 <br /> Date: <br /> Ready Mix Pit October 2017 GS-4 X taro t4,eM.y;and 1yee-eytrs.pt I t <br />