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October 11, 2010 3 <br />dump height for all lifts during the quarter. GPS equipped dozers were used to knock down truck placed <br />spoils, assuring construction consistent with the approved design. <br />The fill placement during this quarter was consistent with the approved design, and prudent <br />construction methods. Photograph 1 depicts the extent of fill placement near the end of the quarter. <br />As fill material is placed above a previous dump level, the surface of the previous dump is ripped with a <br />D-10 dozer to prevent the formation of perched water tables. <br />At the end of the third quarter of 2010, the 7470' dump was complete; additional dumps are being <br />constructed at the 7500', 7535', and 7570' levels. Rough grading work, sloping the face of levels to the <br />designed 3H:1V slope, was complete from the 7470' level down to the toe of the fill. <br />ar µ <br />?r 1 'rR 1 1 H <br />Photograph 1: Fill placement (9130110) <br />2.5 Revegetation <br />Topsoil was replaced on the 3:1 face from the 7470' bench down. The seedbed was prepared, and initial <br />planting of the approved seed mix was conducted with a rangeland drill.