2010-05-07_PERMIT FILE - C2006085 ‎(6)‎

• Permit No: C2006085
• IBM Index Class Name: Permit File
• Doc Date: 5/7/2010
• Doc Name: Reclamation Cost Estimate
• Section_Exhibit Name: Exhibit AL
• Media Type: D
• Archive: No

CIRCES Cost Estimatina Software
PROJECT IDENTIFICATION
Task # : 035
Date : 0311712010
User: JRS
State : Colorado
County : Fremont
Site Northfield Mine
Permit/job# : C- 2006 -085
Abbreviation : none
Filename : C085 -035
Agency or organization name : Colorado Division Of Reclamation, Mining And Safety
Permit or other job action : Technical Revision 1
Task description: Regrade Pond 1
HOURLY EQUIPMENT COST
Weight description :
Decomposed rock - 50% Rock, 50% Earth
JOB TIME AND COST
Adjusted unit production : 342.69 LCY /hr
Adjusted fleet production : 342.69 LCY /hr
Fleet size :
Basic machine Cat D8R Series 11 - 8SU (200:
Horsepower:
310
7.82 Hours
Blade type Semi - Universal
$0.475
/LCY
Total job cost:
Attachment no. 1 : ROPS Cab
Shift basis:
1 per day
Attachment no. 2 : -shank ripper
Data source :
(CRG)
Utilization %
Cost Breakdown:
Ownership cost/hour : $53.74
NA
Operating cost/hour : $70.63
100
Ripper op. cost/hour : $0.00
0
Operator cost/hour : $38.54
NA
Total unit cost/hour : $162.90 Total fleet cost/hour :
$162.90
MATERIAL QUANTITIES
Initial
Swell Loose
volume: 2,300 CCY factor : 1.165 volume:
2,680
LCY
Source of estimated
volume Exhibit V
_
Source of estimated swell factor CAT Handbook
HOURLY PRODUCTION
Job Condition Correction Factors
Source
Operator skill :
0.75
(avg.)
Average push distance :
75 feet
Material consistency:
0.90
(Cat HB)
Unadjusted hourly production :
1 LCY /hr
Dozing method :
1.00
(gen.)
Visibility :
1.00
(avg.)
Material consistency description :
Job efficiency:
0.83
(1shift1day)
Compacted fill or embankment
Spoil pile:
0.80
(fad-ro
Push gradient:
0.95
(Cat HB)
Average push gradient :
3.00 % (pos)
Altitude :
1.00
(Cat HB)
Average site altitude :
5,400 feet
Material weight:
0.79
(Cat HB)
Blade type :
1.00
(S /SU /U)
Material weight:
2,900 Ibs /LCY
Net correction :
0.34
Weight description :
Decomposed rock - 50% Rock, 50% Earth
JOB TIME AND COST
Adjusted unit production : 342.69 LCY /hr
Adjusted fleet production : 342.69 LCY /hr
Fleet size :
1
Dozer(s)
Total job time :
7.82 Hours
Unit cost :
$0.475
/LCY
Total job cost:
$1,274