2012-08-21_REVISION - C1981010

• Permit No: C1981010
• IBM Index Class Name: Revision
• Doc Date: 8/21/2012
• Doc Name: Preliminary Adequacy Review & Cost Estimate
• From: DRMS
• To: Trapper Mining, Inc
• Type & Sequence: RN6
• Email Name: JLE
• Email Name: SB1
• Media Type: D
• Archive: No

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BULLDOZER WORK
Task description: Ash Disposal Pit Regrade (South and 1424160)
Site: Trapper Mine Permit Action: RN6 Permit/Job #: C1981010
PROJECT IDENTIFICATION
Task #: 003
Date: 8/9/2012
User: JLE
State:
County:
Colorado
Moffat
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine:
Horsepower:
Blade Type:
Attachment:
Shift Basis:
Data Source:
Cost Breakdown:
Cat DIIR - IISU
850
Semi - Universal
NA
3 Der day
Total unit Cost/Hour: $381.07
Total Fleet Cost/Hour: $762.14
MATERIAL QUANTITIES
Initial Volume:
Swell factor:
Loose volume:
93,888
1.000
93,888 LCY
Source of estimated volume: Permit Appendix A, Table 1.4 -2
Source of estimated swell factor: Cat Handbook
HOURLY PRODUCTION
Average push distance:
Unadjusted hourly production:
265 feet
1,136.7 LCY /hr
Materials consistency description: Consolidated stockpile 1.0
Average push gradient:
Average site altitude:
Material weight:
Weight description:
_ -5%
6,800 feet
2,475 lbs /LCY
User Provided
Job Condition Correction Factor Source
Operator Skill: 0.750 (AVG.)
Material consistency: 1.000 (CAT HB)
Dozing method: 1.200 (S -BY -S)
Abbreviation: None
Filename: COIO -003
CIRCES Cost Estimating Software
Utilization %
Ownership Cost/Hour:
$67.71
NA
Operating Cost/Hour:
$274.62
100
Ripper op. Cost/Hour:
$0.00
0
Operator Cost/Hour:
$38.74
NA
Total unit Cost/Hour: $381.07
Total Fleet Cost/Hour: $762.14
MATERIAL QUANTITIES
Initial Volume:
Swell factor:
Loose volume:
93,888
1.000
93,888 LCY
Source of estimated volume: Permit Appendix A, Table 1.4 -2
Source of estimated swell factor: Cat Handbook
HOURLY PRODUCTION
Average push distance:
Unadjusted hourly production:
265 feet
1,136.7 LCY /hr
Materials consistency description: Consolidated stockpile 1.0
Average push gradient:
Average site altitude:
Material weight:
Weight description:
_ -5%
6,800 feet
2,475 lbs /LCY
User Provided
Job Condition Correction Factor Source
Operator Skill: 0.750 (AVG.)
Material consistency: 1.000 (CAT HB)
Dozing method: 1.200 (S -BY -S)
Abbreviation: None
Filename: COIO -003
CIRCES Cost Estimating Software