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<br />Item <br /> <br />Mobilization/Demobilization <br />Exc.& stockpile old embankment <br />Clear & strip foundation area <br />Exc.cutoff trench <br />Furn. and Install 10in.PVC pipe <br />Place sand filter <br />Furnish and place gate and <br />appurtenances <br />Place & compact embankment <br />Place riprap <br /> <br />SUBTOTAL--CONSTR. COST <br /> <br />Contingencies @ 20% <br />Eng.& Insp. @ 10% <br /> <br />TOTAL ESTIMATED COST <br /> <br />COST ESTIMATE <br />EUREKA NO. 1 DAM <br />(10/17/94) <br /> <br />Quantity Unit <br />1 L.Sum <br />2000 Cu.yd. <br />1 Ac. <br />200 Cu. Yd. <br />100 L.Ft. <br />8 Cu. Yd. <br />1 L.S. <br />11000 Cu.yd. <br />500 Cu.yd. <br /> <br />Unit Pro <br /> <br />1000.00 <br />2.00 <br />300.00 <br />3.00 <br />10.00 <br />60.00 <br /> <br />2000 <br />3.75 <br />5.00 <br /> <br />SAY------------------------ $70,000 <br /> <br />Capital cost per acre foot = 70,000/85 = $823 per acre foot <br />Annual cost @ 5% for 30 years = $53 per acre foot <br />Annual cost @ 3% for 30 years = $42 per acre foot <br /> <br />Est.Cost <br /> <br />1000.00 <br />4000.00 <br />300.00 <br />600.00 <br />1000.00 <br />480.00 <br /> <br />2000.00 <br />41250.00 <br />2500.00 <br /> <br />53130.00 <br /> <br />10626.00 <br />5313.00 <br /> <br />69069.00 <br />