2008-02-19_PERMIT FILE - C1981047

• Permit No: C1981047
• IBM Index Class Name: Permit File
• Doc Date: 2/19/2008
• Section_Exhibit Name: Reclamation Cost Estimate RN5
• Media Type: D
• Archive: No

Agency or organization name :Colorado Division Of Reclamation, Mining And Safety
Permit or other job action :Permit Revision 05
Task description : Backfiil and Regrade Ditch "F"
,.,
..:
HOURLY EQUIPMENT COST
Basic machine :Cat D8R Series /l - 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 : $58.24 NA
Operating cosUhour : $73.75 100
Ripper op. cosUhour : $0.00 0
Operator cost/hour : $32.78 NA
Total unit cost/hour : $164.77 Total fleet cost/hour : $164.77

MATERIAL QUANTITIES ;> ;
Initial Swell Loose
volume : 94 CCY factor : 1.125 volume : 106 LCY

Source of estimated volume :Exhibit Z,' Appendix C
Source of estimated swell factor :CAT Handbook

HOURLY PRODUCTION
Job Condition Correction Factors ;.
Source
Operator skill : 0.75 (avg.)
Average push distance : 50 feet Material consistency : 0.90 (Cat HB)
Unadjusted hourly production : 1,400.0 LCY/hr Dozing method : 1.00 (gen.)
Visibility : 1.00 (avg.)
Material consistency description : Job efficiency : 0.83 (1shiR/day)
Compacted fill or embankment Spoil pile : 0.80 (fnd-rf)
Push gradient : _ 1.00 ~ (Cat HB)
Average push gradient : _ _0.00_ % (pos) ___ Altitude : __ _ 1.00 __ _ ' _(C_at HB)_
~
Average site altitude : _ _ 6, 400
feet ~ Material weight : 0.87 (Cat HB)
_ Blade type : -- -1.00 - --- (S UN)
Material weight :_ 2,650 _Ibs/LCY i Net correction : 0.39
Weight description
Decomposed rock - 25% Rock, 75% Earth Adjusted unit production : 544.41 LCY/hr
Adjusted fleet production : 544.41 LCY/hr

JOB TIME AND COST
Fleet size : 1 Dozers) Total job time : 0.19 Hours
Unit cost : $0.303 /LCY Total job cost : $32