2007-08-17_PERMIT FILE - C1981035A ‎(4)‎

• Permit No: C1981035A
• IBM Index Class Name: PERMIT FILE
• Doc Date: 8/17/2007
• Doc Name: Reclamation Bond Information/Estimates
• Section_Exhibit Name: KI Appendix 12
• Media Type: D
• Archive: Yes

CIRCES Cost Estimating Software
MOTOR GRADER WORK
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PROJECT IDENTIFICATION
Task # : 018 State :Colorado Permit/job # : C-81-035
Date : 07/11/2007 County : La Plata Abbreviation :none
User : TAK Site :King 1 Mine Filename : C035-018

Agency or organization name :Colorado Division Of Reclamation, Mining And Safety
Permit or other job action : Pe-mit Renewal RN-05
Task description : Finish-grade refuse area (area #6, current law)

HOURLY EQUIPMENT COST
Basic machine :CAT 12H Horsepower : 140

Attachment no. 1 : NA Shift basis : 1 per day
Attachment no. 2 :Multi-shank ripper
Data source : (CRG)
Utilization
Cost Breakdown Ownership cost/hour : $23.24 NA
Grader operating cost/hour : $29.05 100
Ripper operating cost/hour : $0.00 0
Operator cost/hour : $24.47 NA
Total unit cost/hour : $76.76 Total fleet cost/hour : $76.76

MATERIAL QUANTITIES
Total area to be graded or ripped : 1.06 acres
Source of estimated acreage :Map C-6
HOURLY PRODUCTION
Selected application
Average grader speed
Selected blade angle
Effective blade length
Finish grading (0-2.5 mph)
1.25 mph
30 degrees
10.40 feet
2.00 feet
8.40 feet *'
* at 0 degrees, blade is perpendicular
to direction of travel.
Width of blade overlap per pass
Net grading or ripping width per pass
Unadjusted hourly unit production
1.2727 acres/hour
"width of ripper beam on ripping applications
Job Condition Correction Factors Source
Average site altitude : 7,400 feet Altitude adjustment factor : 0.83 (Cat HB)
Job efficiency adjustment factor : 0.85 (1sh/d, mod.)
Net job correction : 0.7055 multiplier

Adjusted hourly unit production : 0.8979 acres/hour
Adjusted hourly fleet production : 0.8979 acres/hour

JOB TIME AND COST
Fleet size : 1 grader(s) Total job time : 1.18 hours
Unit cost : $85.48 per acre Total job cost : $91