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Reclamation Operation Quantity Units Unit Cost($) Cost($) <br /> Active Mining Area East Cell <br /> 1 Replace topsoil on prepared area ahead of 1,480 CY $1.05 $1,554 <br /> mining(800 x 1 00 x 0.5') <br /> 2 Backfill active mining face and side slopes 93,150 CY $3.50 $326,025 <br /> to 3H:1 V(2,300'X(27'X 81'X 0.5) <br /> Rough grade disturbed areas in East cell 7,240 CY $0.50 $3,620 <br /> 3 (85'x 2,300'x 1') <br /> Replace topsoil on backfilled mining cell $52,091 <br /> 4 area above the HWL of the reservoir(61.5 49,610 CY $1.05 <br /> acres x 0.5' <br /> Final grade East cell 5,100 CY $0.50 $2,509 <br /> 5 (85'x 2,300'x 0.5')+(800'x 100'x 0.5') <br /> Miscellaneous Disturbed Areas(Stockpiles, <br /> Haul Roads, Conveyor route <br /> 1 Replace topsoil on internal haul roads and 2,420 CY $1.05 $2,541 <br /> main site entrance(3 acres x 0.5') <br /> 2 Replace topsoil on conveyor route 2,662 CY $1.05 $2,795 <br /> (3.3 acres X.5') <br /> 3 Replace topsoil on stockpile area 4,033 CY $1.05 $4,235 <br /> (5 acres x 0.5') <br /> 4 Scarify internal haul roads and conveyor 8.3 Acre $500 $4,150 <br /> E5route areas <br /> Final grade all miscellaneous areas(8.3 6,695 CY $0.50 $3,347.50 <br /> acres x 0.5') <br /> Final Reclamation <br /> 1 Seed all areas in East Cell above the HWL 73 Ac $675 $49,275.00 <br /> Disturbed of the reservoir <br /> Acreage 2 Re-seed 20%of all areas in <br /> Area of disturbance above the HWL of the 22 Ac $675 $14,850.00 <br /> reservoirs <br /> Total Reclamation Costs $46466,991 <br /> Contractor Mobilization/Demobilization Costs(8%) 0.08 $37,359 <br /> Overhead(18.5%) 0.185 $86,393 <br /> Administration(5%) 0.05 $23, 350 <br /> Total Proposed Financial Warranty $614,093 <br /> Disturbed Acreage 73 <br /> Financial Warranty per Acre $8,412 <br /> Aggregate Industries Tucson South Resource <br /> Permit#M-2004-044112 Permit Amendment <br /> Page L-2 <br />