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• J.E. Stover & Associates <br />Terracon Project No. 65995058 <br />June 3, 1999 <br /> <br />,:~:;::: <br /> <br />-:::. <br />:.:::: <br />~:.:::::: Tabled;;::::. <br />;:::: SUMMARY OFSTABIt.IT.Y ANALYSES. ::. "' ' <br /> <br /> <br /> <br />.. :._.... <br />,:_ <br />-:~. :.,;Location ::;;;.. YI <br /> <br /> <br /> <br />ection:;,;. <br />,, <br /> <br /> <br />:Case <br />:- Ca <br /> <br />Iculafed.::; <br />;;;; <br />actorof Safe <br />Transfer CC I 1.42 <br />Bench (2H:1V) II 1.66 <br /> III 1.66 <br /> CC I 1.38 <br /> (1-1/2H:1V) II 1.69 <br /> III 1.51 <br />Coal AA I 1.54 <br />Stockpile (Fill Slope) II 1.90 <br /> III 1.90 <br /> BB I 3.86 <br /> (Cut Slope) II 2.66 <br /> III 2.50 <br />Sedimentation EE I 8.84 <br />Pond B (downstream) II 5.67 <br /> III 3.80 <br /> EE I 6.14 <br /> (upstream) II 3.92 <br /> III 3.94 <br /> IV 2.56 <br /> DD I 4.28 <br /> (Cut Slope) II 3.25 <br /> III 2.79 <br /> IV 2.36 <br />Based upon our analyses, it appears that the proposed slopes will be stable at the proposed <br />configurations indicated on the site plans. This assumes that the geotechnical data developed <br />by others accurately predicts and models the shear strength of the on-site soils and proposed <br />• embankment fills. <br />8 <br />