2014-10-29_REVISION - C2010089

• Permit No: C2010089
• IBM Index Class Name: Revision
• Doc Date: 10/29/2014
• Doc Name: Cost Estimate
• From: Susan Burgmaier
• To: Rob Zuber
• Type & Sequence: TR6
• Email Name: SLB
• Email Name: RDZ
• Email Name: MPB
• Email Name: DIH
• Media Type: D
• Archive: No

New Horizon North Mine (C2010089) Technical Revision No. 6
Task description: R
Site: New Horizon North Mine
BULLDOZER WORK
Pond NHN -002
Permit Action: Technical Revision 6
PROJECT IDENTIFICATION
Task #: 041 State: Colorado
Date: 10/28/2014 County: Montrose
User: SLB
Agency or organization name: DRMS
Page 2 of 7
Permit/Job #: C2010089
Abbreviation: None
Filename: C089 -041
HOURLY EQUIPMENT COST
(AVG.)
0.900
Basic Machine: Cat D9T - 9SU
1.000
(GEN.)
Horsepower: 405
(AVG.)
0.830
Blade Type: Semi- Universal
0.800
(FND -RF)
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:
$2.23
25
Operator Cost/Hour:
$38.01
NA
Total unit Cost/Hour: $264.49
Total Fleet Cost/Hour: $264.49
MATERIAL QUANTITIES
Initial Volume: 20,973
Swell factor: 1.125
Loose volume: 23,595 LCY
Source of estimated volume: Pond NI-IN-002 Plan and Profile; Figure 3
Source of estimated swell factor: Cat Handbook
HOURLY PRODUCTION
Average push distance: 75 feet
Unadjusted hourly production: 1,514.3 LCY/hr
Materials consistency description: Compacted fill or embankment 0.9
Average push gradient:
Average site altitude:
Material weight:
0%
5,000 feet
2,650 lbs/LCY
Weight description: Decomposed rock - 25% Rock, 75% Earth
Job Condition Correction Factor Source
Operator Skill:
Material consistency:
Dozing method:
Visibility:
Job efficiency:
Spoil pile:
0.750
(AVG.)
0.900
(CAT HB))
1.000
(GEN.)
1.000
(AVG.)
0.830
(1 SHIFT/DAY)
0.800
(FND -RF)