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Vol. soil material salvaged = <br />• x 1 yd3 = 520 cubic yards <br />27t/f t3 <br />09 ac x 43560 ft2 x 43 in x 1 ft <br />acre 12 in <br />Remainder of the hillsides: <br />Average topsoil thickness Call 3 horizons) = 14.8 inches <br />Average strippable thickness* = 8.0 inches <br />Area of the hillsides = 6.61 acres <br />Volume of soil to be salvaged = <br />6.61 ac x 43560 ft2 x 8 in x 1 ft x 1 vd3 = 7,109 cubic yards <br />acre 12 is 27 ft3 <br />Total topsoil to be salvaged from both azeas = 7,629 cubic vazde. <br />Due to the steep hillsides, the rocky material encountered with <br />the soil and the S.C.S. recommendation to avoid stripping any <br />soft shale bedrock, only 8 iachea of an average of 14.8 ie <br />expected to be strippable. <br />Total topsoil available on site is 7,000 cubic yards from exist- <br />ing stockpiles and 7,629 cubic yazda from future stripping of the <br />• refuse area. This totals 14,629 cubic yards. <br />Topsoil stripping procedures <br />Prior to any topsoil salvaging, <br />will be removed from the site. <br />use of a Cat dozer D-7 or D-8 <br />be taken to see that no soft <br />stripping operation. <br />all vegetation and foreign matter <br />The steep hillsides require the <br />Aa previously stated, care will <br />shale bedrock ie uncovered is the <br /> <br />455 <br />Revised 10/13/87 <br />