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AM01 Bond Calculation <br />. EXHIBIT L - RECLAMATION COSTS <br />The reclamation costs are based on reclamation of the site as two reservoirs. These costs <br />include maintenance and repairs of the slurry walls, a pump station and its ancillary <br />facilities, stable slopes at 3:1, riprap shore protection, maintenance roads, topsoil, seeding <br />and establishing vegetation. <br />0 <br />Activity <br />Quantity <br />Unit <br />Unit Cost <br />Total Cost <br />Slurry Wall Maintenance <br />171,520 <br />sf <br />$2.00 <br />$343,040 <br />Regrade Pit Walls to 3:1 <br />400,000 <br />cy <br />$0.50 <br />$200,000 <br />Topsoil <br />24,200 <br />cy <br />$1.80 <br />$43,560 <br />Native Seeding <br />30 <br />ac <br />$2,500 <br />$75,000 <br />Riprap Shores <br />15,000 <br />cy <br />$40 <br />$600,000 <br />Pump Station <br />1 <br />is <br />$3,500,000 <br />$3,500,000 <br />Demolition <br />1 <br />Is <br />$25,000 <br />$25,000 <br />Structure Removal <br />1 <br />is <br />$50,000 <br />$50,000 <br />Subtotal <br />$4,836,600 <br />Contingency <br />10% <br />$483,660 <br />TOTAL <br />$5,320,260 <br />Brannan Sand & Gravel Mining Application August 2003 <br />X:1I440MAI\144570ItwordtRepont\Pamit Amcdmrnt.I2.11.03,doc <br />