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Calculation of West Elk Mine Excess Bond
<br />Figures shown on DRMS decision forms Calculation of actual liability
<br />Prepared: 6/4/2009
<br />T. Kaldenbach
<br />Prior liability Change in Revised liability Bond held
<br />liability
<br />Current A B A + B
<br />revision no.
<br />Balance
<br />forward as of
<br />10110108: $14,049,738
<br />PR-14 $14,049,738 $1,465,372 $15,515,110
<br />TR-113 $15,515,110 $2,668 $15,517,778
<br />TRA14 $15,517,778 $5,564 $15,523,342
<br />MR-350 $15,523,342 $0 $15,523,342
<br />MR-351 $15,523,342 $0 $15,523,342
<br />MR-352 $15,523,342 $14,725 $15,538,067
<br />MR-353 $15,538,067 $30,870 $15,568,937
<br />TRA16 $15,568,937 -$132,805 $15,436,132
<br />MR-354 $15,436,132 $8,820 $15,444,952
<br />TRA17 $15,444,952 -$1,602,097 $13,842,855
<br />Future
<br />increments Change m
<br />
<br />not yet due,
<br />future Future increments Actual liability Excess bond after
<br /> not yet due, after (upon approval of approval of current
<br />prior to increments
<br />current not yet due current revision current revision) revision
<br />revision
<br />E F E + F (A+B)-(E+F) D - (A + B) - (E + F)
<br />D
<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 $14,052,406 $447,594
<br />$14,500,000 $1,465,372 $0 $1,465,372 $14,057,970 $442,030
<br />$14,500,000 $1,465,372 $0 $1,465,372 $14,057,970 $442,030
<br />$14,500,000 $1,465,372 $0 $1,465,372 $14,057,970 $442,030
<br />$14,500,000 $1,465,372 -$18,781 $1,446,591 $14,091,476 $408,524
<br />$14,500,000 $1,446,591 $0 $1,446,591 $14,122,346 $377,654
<br />$14,500,000 $1,446,591 $0 $1,446,591 $13,989,541 $510,459
<br />$14,500,000 $1,446,591 $0 $1,446,591 $13,998,361 $501,639
<br />$14,500,000 $1,446,591 $0 $1,446,591 $12,396,264 $2,103,736
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