2007-07-30_PERMIT FILE - C1981008A ‎(2)‎

• Permit No: C1981008A
• IBM Index Class Name: Permit File
• Doc Date: 7/30/2007
• Doc Name: New Horizon Mine 2 Reclamation Bond Calculation
• Section_Exhibit Name: Section 3.02.2 Attachment 3.02.2-2
• Media Type: D
• Archive: Yes

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CIRCES Cost Estimating Software
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PROJECT IDENTIFICATION
Task # : 003 State :Colorado PenniVjoU# : C-1981-008
Date : 02/082 0 0 7 County :Montrose Abbreviation :none
User : SLB Site :New Horizon Mine Filename :0008-003
Agency or organization name :CORMS
Permit or other job action :Technical Revision No. 54
Task desciption :Grade spoil side material and coal stockpile Into pit
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HOURLY EQUIPMENT COST
Basic machine : Cat D9R - 9U (2005) Horsepower : 405
Blade type : Universal
Attachment no. 1 : ROPS Cab Shift basis : 1 per day
Attachment no.2: NA '
Data source : (CRG)
Utilization %
' Cost Breakdown : Ownership costrtwur : $65.09 NA
Operating cosVhoar : $99.23 100
Ripper op. cost/twur : $0.00 NA
Operator eosVhour : $32.78 NA
Total unR cosUhour : $197.10 Total fleet cost/hour : E394.21
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MATERIAL QUANTITIES
• Initial Swell Loose
volume : 464,053 LCY factor : NA volume : 464,053 LCY
Source of estimated volume :Map 3.02.2-4 and 4,000 icy o/coal stockpile
Source of estimated swell factor : NA
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HOURLY PRODUCTION Job Condition Correction Factors Source
Operator skill : 0.75 (avg.)
Average push distance : 200 feet Material consistency : 1.10 (Cat HB)
Unadjusted hourly productforr : 737.1 LCYRrr Dozing method : 1.10 (50% sl)
Visibility : 1.00 (avg.)
Material wnsistenry description : Job effiaenq : 0.83 (lshifUday)
PaRly consolidated stockpile Spot pile : 0.90 (sad-/c)
Push gradtent : 1.43 (Cat HB)
Average push gradient : 20.00 % (nag) Altitude : 1.00 (Cat HB)
Average site altitude : 5,700 feet Material weigh : 0.79 (Cat HB)
Blade type : 1.00 (S/SUA/)
Material weight : 2,900 Ibs/LCY Net cwrer5ion : 0.77
Weight description
Decomposed rock - 50% Rock, 50% EaRh Adjusted unit production : 565.01 LCY/hr
Adjusted fleet production : 1,130.02 LCY/hr
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JOB TIME AND COST
Fleet size : 2 Dozers) Total job time : 410.66 Hours
Unit cost : $0.349 ILCY Total job cost : $161,884
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(Revised 24Mayo7) Attachment 3.02.2-2-16