2015-06-22_REVISION - C1981018

• Permit No: C1981018
• IBM Index Class Name: Revision
• Doc Date: 6/22/2015
• Doc Name: Preliminary Adequacy Review
• From: DRMS
• To: Blue Mountain Energy, Inc
• Type & Sequence: MR164
• Email Name: ZTT
• Email Name: MPB
• Media Type: D
• Archive: No

Bulldozer Worksheet Cont'd Task # 002 Pagel of 2
BULLDOZER WORK
Task description: Regrade and Replace Topsoil on Drill Pad
Site: Deserado Mine Permit Action: MR 164 Permit/Job#: C1981018
PROJECT IDENTIFICATION
Task #: 002 State: Colorado
Date: 6/22/2015 County: Rio Blanco
User: ZTT
Agency or organization name: DRMS
HOURLY EOUIPMENT COST
Basic Machine:
Cat D9T - 9SU
Horsepower:
405
Blade Type:
Semi -Universal
Attachment:
NA
Shift Basis:
1 per day
Data Source:
(CRG)
Abbreviation: None
Filename: CO 18-002
Cost Breakdown:
Source
Operator Skill:
0.750
Utilization %
Ownership Cost/Hour:
$72.57
NA
Operating Cost/Hour:
$143.16
100
Ripper op. Cost/Hour:
$0.00
0
Operator Cost/Hour:
$38.01
NA
Total unit Cost/Hour: $253.73
Total Fleet Cost/Hour: $253.73
MATERIAL QUANTITIES
Initial Volume: 726
Swell factor: 1.000
Loose volume: 726 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:
65 feet
1,752.8 LCY/hr
Materials consistency description: Compacted fill or embankment 0.9
Average push gradient:
Average site altitude:
Material weight:
0%
5,800 feet
2,900 lbs/L,CY
Weight description: Decomposed rock - 50% Rock, 50% Earth
Job Condition Correction Factor
Source
Operator Skill:
0.750
(AVG.)
Material consistency:
0.900
(CAT HB))
Dozing method:
1.000
(GEN.)
Visibility:
1.000
(AVG.)
Job efficiency:
0.830
(1 SHIFT/DAY)