2012-04-25_REVISION - C1981035

• Permit No: C1981035
• IBM Index Class Name: Revision
• Doc Date: 4/25/2012
• Doc Name: Reclamation Cost Estimate ‎(Emailed)‎
• From: Susan Burgmaier
• To: Marcia Talvitie
• Type & Sequence: RN6
• Email Name: SLB
• Email Name: SB1
• Email Name: MLT
• Media Type: D
• Archive: No

BULLDOZER WORK
Task description: King I - push ripped waste to tipple highwall
Site: King Coal Mine Permit Action: Permit Renewal 6 Permit /Job #: C1981035
PROJECT IDENTIFICATION
Task #: 003
Date: 4/20/2012
User: SLB
State: Colorado
County: La Plata
Agency or organization name: DRMS
HOURLY EOUIPMENT COST
Basic Machine:
Cat D8T - 8SU
Horsepower:
310
Blade Type:
Semi - Universal
Attachment:
3 -shank ripper
Shift Basis:
1 per day
Data Source:
(CRG)
Cost Breakdown
MATERIAL OUANTITIES
Initial Volume: 3,794
Swell factor: 1.000
Loose volume: 3,794 LCY
Source of estimated volume:
Source of estimated swell factor
HOURLY PRODUCTION
Average push distance:
Unadjusted hourly production:
Materials consistency description:
Average push gradient:
Average site altitude:
Material weight:
Loose stockpile 1.2
0%
7,400 feet
2.900 lbs/LCY
Weight description: Decomposed rock - 50% Rock, 50% Earth
Job Condition Correction Factor Source
Operator Skill:
Material consistency:
Dozing method:
Visibility:
Job efficiency:
Spoil pile:
Push gradient:
Volume from Task 002, 20% swell
Cat Handbook
200 feet
491.9 LCY/hr
0.750
(AVG.)
1.200
Utilization %
Ownership Cost/Hour:
$65.28
1.000
NA
Operating Cost/Hour:
$102.81
0.800
100
Ripper op. Cost/Hour:
$6.49
100
Operator Cost/Hour:
$38.49
NA
Total unit Cost/Hour: $213.07
Total Fleet Cost/Hour: $213.07
MATERIAL OUANTITIES
Initial Volume: 3,794
Swell factor: 1.000
Loose volume: 3,794 LCY
Source of estimated volume:
Source of estimated swell factor
HOURLY PRODUCTION
Average push distance:
Unadjusted hourly production:
Materials consistency description:
Average push gradient:
Average site altitude:
Material weight:
Loose stockpile 1.2
0%
7,400 feet
2.900 lbs/LCY
Weight description: Decomposed rock - 50% Rock, 50% Earth
Job Condition Correction Factor Source
Operator Skill:
Material consistency:
Dozing method:
Visibility:
Job efficiency:
Spoil pile:
Push gradient:
Volume from Task 002, 20% swell
Cat Handbook
200 feet
491.9 LCY/hr
0.750
(AVG.)
1.200
(CAT HB)
1.000
(GEN. )
1.000
(AVG.)
0.830
(1 SHIFT/DAY)
0.800
(FND -RF)
1.000
(CAT HB)
Abbreviation: None
Filename: CO35 -003