Calculation of West Elk Mine Excess Bond
<br />Prepared: 6/9/2009
<br />T. Kaldenbach
<br />Figures shown on DRMS decision forms
<br />B A+B D
<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 />Calculatinn of actual liahilifii
<br />Future - - -
<br />increments Change in
<br />not yet due, future Future increments Actual liability
<br />prior to increments not yet due, after (upon approval of
<br />current not yet due current revision current revision)
<br />revision
<br />E F E + F (A+B)-(E+F)
<br /> $14,500,000 $0
<br />$1,465,372 $15,515,110 $14,500,000 $0 $1,465,372 $1,465,372 $14,049,738
<br />$5,564 $15,520,674 $14,500,000 $1,465,372 $0 $1,465,372 $14,055,302
<br />$0 $15,520,674 $14,500,000 $1,465,372 $0 $1,465,372 $14,055,302
<br />$0 $15,520,674 $14,500,000 $1,465,372 $0 $1,465,372 $14,055,302
<br />$14,725 $15,535,399 $14,500,000 $1,465,372 -$18,781 $1,446,591 $14,088,808
<br />$30,870 $15,566,269 $14,500,000 $1,446,591 $0 $1,446,591 $14,119,678
<br />-$132,805 $15,433,464 $14,500,000 $1,446,591 $0 $1,446,591 $13,986,873
<br />$8,820 $15,442,284 $14,500,000 $1,446,591 $0 $1,446,591 $13,995,693
<br />-$1,599,429 $13,842,855 $14,500,000 $1,446,591 $0 $1,446,591 $12,396,264
<br />Excess bond after
<br />approval of current
<br />revision
<br />D - (A + B) - (E + F)
<br />$450,262
<br />$444,698
<br />$444,698
<br />$444,698
<br />$411,192
<br />$380,322
<br />$513,127
<br />$504,307
<br />$2,103,736
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