2014-10-07_REVISION - C1981018

• Permit No: C1981018
• IBM Index Class Name: Revision
• Doc Date: 10/7/2014
• Doc Name: Adequacy Letter & Cost Estimate
• From: DRMS
• To: Blue Mountain Energy, Inc
• Type & Sequence: MR162
• Email Name: ZTT
• Email Name: MPB
• Media Type: D
• Archive: No

Bulldozer Worksheet Cont'd Task # 002 Page 1 of 2
BULLDOZER WORK
Task description: Replace Topsoil from Stockpile to B -Seam Dewatering Area
Site: Deserado Mine Permit Action: MR162 Permit /Job #: C1981018
PROJECT IDENTIFICATION
Task #: 002 State: Colorado
Date: 10/7/2014 County: Moffat
User: ZTT
Agency or organization name: DRMS
Abbreviation: None
Filename: CO 18-002
HOURLY EQUIPMENT COST
(AVG.)
Initial Volume:
Basic Machine: Cat D9T - 9SU
Swell factor:
1.000
Horsepower: 405
1.000 LCY
0.830
Blade Type: Semi - Universal
Attachment: 3 -shank ripper
Shift Basis: 1 per day.
Data Source: (CRG)
Cost Breakdown:
Utilization %
Ownership Cost /Hour:
$81.10
NA
Operating Cost /Hour:
$143.16
100
Ripper op. Cost/Hour:
$8.91
100
Operator Cost /Hour:
$38.01
NA
Total unit Cost/Hour: $271.17
Total Fleet Cost /Hour: $271.17
MATERIAL QUANTITIES
(AVG.)
Initial Volume:
1,000
Swell factor:
1.000
Loose volume:
1.000 LCY
Source of estimated volume: Division of Reclamation, Mining & Safety
Source of estimated swell factor: Cat Handbook
HOURLY PRODUCTION
Average push distance:
Unadjusted hourly production:
50 feet
2,110.5 LCY /hr
Materials consistency description: Compacted fill or embankment 0.9
Average push gradient
Average site altitude:
Material weight
0%
5,650 feet
2,550 lbs /LCY
Weight description: Earth - Dry packed
Job Condition Correction Factor Source
Operator Skill:
Material consistency:
Dozing method:
Visibility:
Job efficiency:
0.750
(AVG.)
0.900
(CAT HB))
1.000
(GEN.)
1.000
(AVG.)
0.830
(1 SHIFT /DAY)