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<br />. I The remaining walls are also considered to be currently stable, though the present <br />' analysis for the west wall and both the southwest and southeast walls each indicate the <br />possibility for wedge failures, and possibly planar failures, to occur. These two walls of <br />' the quarry should continue to be monitored as mining continues. As documented in the <br />past, localized raveling, especially along the south walls is likely to continue. <br />' Continuation of the safety-minded policies already in place, which limit the height of the <br />exposed highwall,. as well as the reclamation of exposed highwalls as soon as possible <br />following blasting and rock haulage, will aid in minimizing the potential for instabilities to <br />occur. <br /> <br />C <br /> <br /> <br /> <br /> <br />D <br />D <br /> <br /> <br /> <br /> <br />-21 -