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I~ <br />~i MOUNTAIN COAL COMPANY <br />West Elk Mine <br />Rock Dust Compressor Building <br />Reclamation Cost <br />• Superstructure -Metal Building - _ <br />16'x20'x12'high+8'x12'x10'high= <br />3840 ft.3 + 960 ft.3 = 4800 ft.3 <br />4800 8.3 x $0.17/ft.3 x 102% adjustment = <br />• Floor -Concrete - <br />8" x 3" footer tie-into I-beam <br />96 l.f. x $8.27fl.f. x 102% _ <br />4" reinforced concrete slab <br />16'x20'+8'x12'=416ft.2 <br />• 416 ft.2 x $2.26!8,2 x 102% adjustment = <br />4.5' x 7.5' pad for compressor = 33.75 ft.2 <br />33.75 ft.2 x $3.76/ft.2 x 102% adjustment = <br />• Concrete Disposal - <br />7 yd.3 x $5.06/yd.3 x 102% adjustment = <br />• Indirect costs of 20% _ <br />Bond Amount <br />Bond Required <br />Surplus <br />Compressor Building <br />LJ <br />New Surplus <br />Total <br />BOND SUMMARY <br />$832.00 <br />$810.00 <br />$959.00 <br />$129.00 <br />$36.00 <br />553.00 <br />$3,319.00 <br />$4,400,000.00 <br />4.351.151.00 <br />48,849.00 <br />3319.00 <br />$45,530.00 <br />Revised M~arcLh 1993 <br />~/~ <br />