2016-02-22_REVISION - C1982056

• Permit No: C1982056
• IBM Index Class Name: Revision
• Doc Date: 2/22/2016
• Doc Name: Updated Reclamation Cost Estimate and Proposed Liability
• From: DRMS
• To: Twentymile Coal, LLC
• Type & Sequence: SI2
• Email Name: JLE
• Email Name: DIH
• Media Type: D
• Archive: No

Task description:
Site: Foidel Creek Mine
BULLDOZER WORK
Backfill and Regrade Portal/Office Area
Permit Action: SI2
PROJECT IDENTIFICATION
Task #: 001 State:
Date: 2/17/2016 County:
User: JLE
Colorado
Routt
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine:
Cat D10T - IOSU
Horsepower:
574
Blade Type:
Semi -Universal
Attachment:
NA
Shift Basis:
1 per day
Data Source:
(CRG)
Cost Breakdown:
NA
Permit/Job#: C1982056
Abbreviation: None
Filename: 001
Source of estimated volume:
Source of estimated swell
factor:
HOURLY PRODUCTION
Average push distance:
Unadjusted hourly
production:
Division of Reclamation, Mining & Safety
Cat Handbook
400 feet
497.3 LCY/hr
Materials consistency description: Dry, non -cohesive 0.8
Average push -15%
gradient:
Average site altitude: 7,000 feet
Material weight: 2,650 lbs/LCY
Weight description: Decomposed rock - 25% Rock, 75% Earth
Job Condition Correction Factor Source
Utilization %
Ownership Cost/Hour:
$133.56
NA
Operating Cost/flour:
$173.02
100
Ripper op. Cost/Hour:
$0.00
0
Operator Cost/Hour:
$38.89
NA
Total unit Cost/Hour: $345.47
Total Fleet Cost/Hour: $1,036.41
MATERIAL QUANTITIES
Initial Volume: 348,420
Swell factor: 1.125
Loose volume: 391,973 LCY
Source of estimated volume:
Source of estimated swell
factor:
HOURLY PRODUCTION
Average push distance:
Unadjusted hourly
production:
Division of Reclamation, Mining & Safety
Cat Handbook
400 feet
497.3 LCY/hr
Materials consistency description: Dry, non -cohesive 0.8
Average push -15%
gradient:
Average site altitude: 7,000 feet
Material weight: 2,650 lbs/LCY
Weight description: Decomposed rock - 25% Rock, 75% Earth
Job Condition Correction Factor Source