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<br />NYHOLT PIT <br />Permit No. M-82-147 <br />Bond Calculation <br />3/30/2001 <br /> <br />assume 18,500 lineaz feet of liner to construct @ 3:1 slope, 25' vertical height <br />liner requires 2' cover of pit. run material; 108,259 cu.yd. <br />pit dewatering cost of $200,856 assuming all three (3) pits filled with water <br />assume 2' thick liner; 108,259 cu.yd. clay/shale required <br />Pit Dewatering <br />153 acres of water surface ~~ 20' depth of water; 3060 Acre-Feet (997 million gallons) <br />$201.46/m.g. x 997 m.g. _ $200,856 <br />Keyway Construction <br />assume a keyway of 8' x 4' x 18,500 L.F. = 21,926 cu.yd. <br />$3,603 <br />Rip Shale/Clay <br />rip 108,259 cu.yd. weathered shale/clay from pit floor to produce required liner material <br />estimated ripping cost of $35,167 for 108,259 cu.yd. <br />Transport & Spread Shale/Clay <br />108,259 cu.yd. x 1.165 = 126,122 LCY x $0.685/LCY = $86,393 <br />Compact Shale/Clay : $122,577 <br />Moisture Conditioning : $1,800 <br />Construction Quality Assurance <br />assume $500/lining project day x 60 days = $30,000 <br />Total Costs : $480,396 <br />