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Calculation of West Elk Mine Excess Bond
<br />Prepared: 9/21/2009
<br />T. Kaldenbach
<br />Figures shown on DRMS decision forms
<br />CalrWatinn of actual Hahilitu
<br />Prior liability Change in Revised liability Bond held
<br />liability
<br />Current A
<br />revision no.
<br />Balance
<br />forward as of
<br />10110108: $14,049,738
<br />PR-14 $14,049,738
<br />TR-114 $15,515,110
<br />MR-350 $15,520,674
<br />MR-351 $15,520,674
<br />MR-352 $15,520,674
<br />MR-353 $15,535,399
<br />TR-116 $15,566,269
<br />MR-354 $15,433,464
<br />TR-117 $15,442,284
<br />MR-355 $13,842,855
<br />MR-356 $13,847,028
<br />TR-118 $13,847,267
<br />Future
<br />increments
<br />not yet due,
<br />prior to
<br />current
<br />revision
<br />Change in Future increments Actual liability
<br />future not et due, after
<br />increments y (upon approval of
<br />not yet due current revision current revision)
<br />Excess bond after
<br />approval of current
<br />revision
<br />B A+B
<br />$1,465,372 $15,515,110
<br />$5,564 $15,520,674
<br />$0 $15,520,674
<br />$0 $15,520,674
<br />$14,725 $15,535,399
<br />$30,870 $15,566,269
<br />-$132,805 $15,433,464
<br />$8,820 $15,442,284
<br />-$1,599,429 $13,842,855
<br />$4,173 $13,847,028
<br />$239 $13,847,267
<br />$441,251 $14,288,518
<br />D
<br />E
<br />F E + F (A+B)-(E+F) D - (A + B) - (E + F)
<br />$14,500,000 $0
<br />$14,500,000 $0 $1,465,372 $1,465,372 $14,049,738 $450,262
<br />$14,500,000 $1,465,372 $0 $1,465,372 $14,055,302 $444,698
<br />$14,500,000 $1,465,372 $0 $1,465,372 $14,055,302 $444,698
<br />$14,500,000 $1,465,372 $0 $1,465,372 $14,055,302 $444,698
<br />$14,500,000 $1,465,372 -$18,781 $1,446,591 $14,088,808 $411,192
<br />$14,500,000 $1,446,591 $0 $1,446,591 $14,119,678 $380,322
<br />$14,500,000 $1,446,591 $0 $1,446,591 $13,986,873 $513,127
<br />$14,500,000 $1,446,591 $0 $1,446,591 $13,995,693 $504,307
<br />$14,500,000 $1,446,591 $0 $1,446,591 $12,396,264 $2,103,736
<br />$14,500,000 $1,446,591 $0 $1,446,591 $12,400,437 $2,099,563
<br />$14,500,000 $1,446,591 $0 $1,446,591 $12,400,676 $2,099,324
<br />$14,500,000 $1,446,591 $0 $1,446,591 $12,841,927 $1,658,073
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