2008-08-11_PERMIT FILE - C1992080

• Permit No: C1992080
• IBM Index Class Name: Permit File
• Doc Date: 8/11/2008
• Doc Name: Cost Estimate
• Section_Exhibit Name: Appendix 5-7 Bonding Calculations
• Media Type: D
• Archive: No

Agency or organization name Colorado Division Of Reclamation, Mining And Safety
Permit or other job action : Permit Renewal RN -03
Task description : Regrade pond #2 fill
HOURLY : E : : : : :::::........................................................................................................................................................ ...............................
Q UIPMENT COST
Basic machine : Cat D9R - 9SU (2005)
Horsepower:
405
Blade type Semi - Universal
volume: 2,065 LCY
Attachment no. 1 : ROPS Cab
Shift basis :
1 perday
Attachment no. 2 : -shank ripper
Source of estimated volume
: 0.64 acre X 2
Data source :
(CRG)
Utilization
%
Cost Breakdown : Ownership cost/hour : $71.49
NA
Operating cost/hour : $103.27
100
.:.:.......::................................
HOURLY PRODUCTION ::
U O
Ripper op. cost/hour : $0.81
10
Operator cost/hour : $32.78
NA
Total unit cost/hour : $208.34
Total fleet cost/hour :
$208.34
MATERIAL QUANTITIES
Initial
Swell
Loose
volume: 2,065 LCY
factor :
NA volume:
2,065
LCY
Source of estimated volume
: 0.64 acre X 2
ft. thick
Source of estimated swell factor :
.:.:.......::................................
HOURLY PRODUCTION ::
U O
...............................
...
Job Condition Correction Factors
Source
Operator skill :
0.75
(avg.)
Average push distance : 120
feet
Material consistency:
0.70
(Cat HB)
Unadjusted hourly production : 1,093.1
LCY /hr
Dozing method:
1.00
(gen.)
Visibility :
1.00
(avg.)
Material consistency description :
Job efficiency :
0.83
(lshift/day)
Rock, avg. ripped or blasted
Spoil pile:
0.80
(fnd -ro
Push gradient :
0.99
(Cat HB)
Average push gradient : 1.00
% (pos)
Altitude :
1.00
(Cat HB)
Average site altitude : 7,000
feet
Material weight:
0.70
(Cat HB)
Blade type :
1.00
(S /SU /U)
Material weight: 3,300
Ibs /LCY
Net correction :
0.24
Weight description :
Decomposed rock - 75% Rock, 25% Earth
Adjusted unit production :
262.64
LCY /hr
Adjusted fleet production :
262.64
LCY /hr
JOBTIME AND COST :::::......................................................................................................................................................................
...............................
Fleet size : 1
Dozer(s)
Total job time:
7.86
Hours
Unit cost : $0.793
/LCY
Total job cost:
$1,638