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rock along the 50-foot tall and 50-foot-wide lift to create a 2.21-1:1 V final slope, 11,574 <br /> CY of knocked down material at $.50/CY = $11,574.00 * 2 lifts= $23,148.00. <br /> • Plant growth medium (i.e., topsoil and amended fines, etc.) surfacing = 23.5 acres at 6 <br /> inches deep = 18,957 CY at $1.50/CY = $28,435.00. <br /> • Dry rangeland revegetation and mulching of the 23.5 acres `flat' disturbed areas. <br /> $820/acre native dry rangeland seed mix *1.5 to account for 50% failure rate = <br /> $28,905.00. <br /> • Forest shrub seed mix of the 6.0-acre backfilled highwall. $500/acre forest shrub seed <br /> mix *1.5 to account for 50% failure rate = $4,500.00. <br /> • Tree tubelings at a 140 trees/acre of the 6-acre backfilled highwall and 2-acre active <br /> WRL lift slope. Each tree will cost—$2 with an additional $2 planting cost totaling to <br /> $4/tree tubeling = $4,480.00. <br /> Table L-1 Expansion Reclamation Task and Cost Estimate <br /> Activity Description Time (Months) Cost($) <br /> Mobilization <45 mile 1 20,000.00 <br /> Highwall backfilling and grading 3 166,782.00 <br /> WRL knockdown and grading .5 23,148.00 <br /> Place Topsoil 1 28,435.00 <br /> Revegetation of disturbed areas 4 37,885.00 <br /> Subtotal 9.5 $276,250.00 <br /> DRMS Costs (28%x direct costs) $77,350.00 <br /> Final Reclamation Bond Amount $353,600.00 <br /> The final reclamation bond amount should be set at $353,600.00. <br /> Young Ranch Resource <br /> February 2020 L-2 <br />