2012-10-29_REVISION - C1981012 ‎(3)‎

• Permit No: C1981012
• IBM Index Class Name: REVISION
• Doc Date: 10/29/2012
• Doc Name: Cost Estimate ‎(Part 1 of 2)‎
• From: DRMS
• To: Ron Thompson - New Elk Coal Company, LLC
• Type & Sequence: MT6
• Email Name: JHB
• Email Name: DIH
• Media Type: D
• Archive: No

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BULLDOZER WORK
Task description: Backfill and Regrade West Portal Area
Site: New Elk Mine Permit Action: 2011 Midterm Review Permit/Job #: C1981012
PROJECT IDENTIFICATION
Task #: 002 State:
Date: 7/12/2011 County:
User: JDM
Colorado
Las Animas
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine:
Horsepower:
Blade Type:
Attachment:
Shift Basis:
Data Source:
Cost Breakdown:
Cat D9R - 9SU (2005)
405
Semi - Universal
3 -shank ripper
1 per day
(CRG)
Abbreviation: None
Filename: CO 12-002
Total unit Cost/Hour: $207.95
Total Fleet Cost/Hour: $623.85
MATERIAL QUANTITIES
Initial Volume: 13,260
Swell factor: 1.125
Loose volume: 14,918 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:
Materials consistency description:
Average push gradient:
Average site altitude:
Material weight:
5%
200 feet
700.0 LCY /hr
Drv. non- cohesive 0.8
7,500 feet
lbs /LCY
Weight description: Decomposed rock - 25% Rock, 75% Earth
Job Condition Correction Factor Source
Operator Skill:
Material consistency:
Dozing method:
Visibility:
Job efficiency:
0.750
(AVG.)
Utilization %
Ownership Cost/Hour:
$57.16
NA
Operating Cost/Hour:
$110.89
100
Ripper op. Cost/Hour:
$1.41
20
Operator Cost/Hour:
$38.49
NA
Total unit Cost/Hour: $207.95
Total Fleet Cost/Hour: $623.85
MATERIAL QUANTITIES
Initial Volume: 13,260
Swell factor: 1.125
Loose volume: 14,918 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:
Materials consistency description:
Average push gradient:
Average site altitude:
Material weight:
5%
200 feet
700.0 LCY /hr
Drv. non- cohesive 0.8
7,500 feet
lbs /LCY
Weight description: Decomposed rock - 25% Rock, 75% Earth
Job Condition Correction Factor Source
Operator Skill:
Material consistency:
Dozing method:
Visibility:
Job efficiency:
0.750
(AVG.)
0.800
(CAT HB)
1.000
(GEN.)
1.000
(AVG.)
0.830
(1 SHIFT/DAY)
CIRCES Cost Estimating Software