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CIRCES Cost Estimating Software <br />MOTOR GRADER WORK <br />PROJECT IDENTIFICATION <br />Task # : 036 State :Colorado Permit/job #: C-1981-019 <br />Date : 0910212009 County:Moffat Abbreviation :none <br />User: JRS Site: Colowyo Mine Filename :C019-036 <br />Agency or organization name : Colorado Division Of Minerals And Geology <br />Permit or other job action :Permit Rene a105 <br />Task description : Finish Grade East Pit <br />HOURLY EQUIPMENT COST <br />Basic machine: CAT 16H <br />Attachment no. 1 : NA <br />Attachment no. 2 : Multi-shank ripper <br />Cost Breakdown Ownership cost/hour : <br />Grader operating cost/hour : <br />Ripper operating cost/hour : <br />Operator cost/hour : <br />Horsepower: 275 <br />Shift basis : 2 per day <br />Data source <br />Utilization % <br />$36.63 NA <br />$76.98 100 <br />$0.00 0 <br />$24.65 NA <br />...ot'l <br />Total unit cost/hour : $138.26 Total fleet cost/hour : $138.26 <br /> <br />MATERIAL QUANTITIES <br />Total area to be graded or ripped : 178.00 acres <br />Source of estimated acreage: Map 23 <br /> <br />HOURLY PRODUCTION <br />Selected application :Finish grading (0-2.5 mph) <br />Average grader speed : 1.25 mph <br />Selected blade angle : 30 <br />--- degrees at 0 degrees, blade is perpendicular <br />Effective blade length : 13,90 feet to direction of travel. <br />Width of blade overlap per pass : 2.00 <br />-7 feet <br />Net grading or ripping width per pass : 11.90 feet'" " width of ripper beam on ripping applications <br />Unadjusted hourly unit production : 1.8030 acres/hour <br />Job Condition Correction Factors Source <br />Average site altitude : 7,400 feet Altitude adjustment factor : 1.00 (Cat HB) <br /> Job efficiency adjustment factor : 0.80 (2sh1d, mod.) <br /> Net job correction : 0.8000 multiplier <br />Adjusted hourly unit production : 1.4424 acres/hour <br />Adjusted hourly fleet production : 1.4424 acres/hour <br /> <br />JOB TIME AND COST <br />Fleet size : 1 grader(s) Total job time : 123.40 hours <br />Unit cost : $95.85 per acre Total job cost : $17,062