2011-01-13_PERMIT FILE - C1981038 ‎(2)‎

• Permit No: C1981038
• IBM Index Class Name: Permit File
• Doc Date: 1/13/2011
• Doc Name: Cost Summary
• Section_Exhibit Name: Reclamation Cost Estimate PR4
• Media Type: D
• Archive: No

User:
JRS
Site Bowie No. 1 Mine Filename :CO38 -253
Agency or organization name : Colorado Division Of Reclamation, Mining And Safety
Permit or other job action : Permit Revision 04
Task description Regrade Light-Use Roads - Credit
HOURLY EQUIPMENT COST
Basic machine: Cat D9R - 9SU (2005)
Horsepower:
405
Blade type Semi- Universal
Attachment no. 1 : ROPS Cab
Shift basis :
1 per day
Attachment no. 2: 3-shank ripper
Data source:
(CRG)
Utilization %
Cost Breakdown:
Ownership cost/hour : $67.77
NA
Operating cost/hour : $95.29
100
Ripper op. cost/hour : $0.00
0
Operator cost/hour : $38.54
NA
Total unit cost/hour : $201.60 Total fleet cost/hour :
$201.60
MATERIAL QUANTITIES
Initial
Swell Loose
volume: 6,000 BCY factor: 1.250 volume :
7,500
LCY
Source of estimated volume Division Estimate
Source of estimated swell factor CAT Handbook
HOURLY PRODUCTION
Job Condition Correction Factors
Source
Operator skill :
0.75
(avg.) _
Average push distance :
150 feet
Material consistency :
0.90
(Cat HB) _
Unadjusted hourly production :
910.5 LCY /hr
Dozing method:
1.00
(gen.)
Visibility:
1.00
_( avg.)
Material consistency description :
Job efficiency:
0.83
(1shi
C ompacted fill or embankment
Spoil pile:
0.80
(fnd - rf)
Push gradient:
0.90
(Cat HB)
Average push gradient:
5.00 % (pos)
Altitude :
0.95
( Cat HB)
Average site altitude :
8,100 feet
Material weight:
0.87
(Cat HB)
Blade type :
1.00
(S /SU /U)
Material weight:
2,650 Ibs /LCY
Net correction :
0.33
Weight description :
Decom posed rock - 25% Rock, 75% Earth
Adjusted unit production :
303.92
LCY /hr
Adjusted fleet production :
303.92
LCY /hr
JOB TIME AND COST
Fleet size :
1 Dozer(s) Total job time:
24.68
Hours
Unit cost:
$0.663 /LCY Total job cost:
$4,975