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Task # Description Time Cost <br /> (days) <br />1 Spread overburden on Phases A4 and B4 for reclamation 84 $60,840 <br /> from stockpile. 22.57 acres (117000 cy). Use D-8 w/universal <br /> blade. Cost is $0.52/cy. <br />2 Rip to a depth of 2.0 feet all areas prior to topsoiling. Cost = 4 $5,643 <br /> $250/acre for 22.57 acres <br />3 Spread topsoil on reclaimed area from stockpile 22.57 acres 11 $8,060 <br /> @ 6 inches average thickness (15500 cy). Use D-8 <br /> w/universal blade. Cost is $0.52/cy. <br />4 Spread topsoil on reclaimed area from topsoil berms 12 $9,100 <br /> around the perimeter of the mine. (17500 cy). Use D-8 <br /> w/universal blade. Cost is $0.52/cy. <br />5 Final grading and harrowing of topsoil, upper zone only, 19 $5,890 <br /> (15500 cy @$0.38/cy). <br />6 Seed, mulch, fertilize (22.57 acres@ $700/acre) Drill seed on 4 $15,800 <br /> flat areas. Mulch at 1.5 tons per acre on rangeland areas. <br /> Total Direct Costs 122 $105,333 <br /> DMG Costs (19.5% x direct costs) $20,540 <br /> Total Costs $125,873 <br />Haldorson Sand and Gravel Mine 50 <br />