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

Agency or organization name : Colorado Division Of Reclamation, Mining And Safety
Permit or other job action : Technical Revision 1
Task description : Regrade North Run -On Diversion Ditch
HOURLY EQUIPMENT COST
Basic machine Cat D8R Series 11 - 8SU (200,
Horsepower:
310
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 : $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
MA QUANTITIES
Swell Loose
volume: 275 CCY factor : 1.165 volume:
320
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 : 100 feet
Material consistency:
0.90
(Cat HB)
Unadjusted hourly production : 852.6 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
(fnd -ro
Push gradient:
0.97
(Cat HB)
Average push gradient: 2.00 % (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
Adjusted unit production :
293.72
LCY /hr
Adjusted fleet production :
293.72
LCY /hr
JOB TIME AND COST
Fleet size : 1 Dozer(s) Total job time :
1.09
Hours
Unit cost : $0.555 /LCY Total job cost:
$178