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CIRCES Cost Estimating Software <br />MOTOR GRADER WORK <br />PROJECT IDENTIFICATION <br />Task # : 002 State : Colorado Permit/job #:M-1982-033 <br />Date <br />User <br />0111612008 <br />KAP <br />County : Conejos <br />Site : Malouff Pit <br />Abbreviation :none <br />Filename : M033-002 <br />Agency or organization name : Colorado Division Of Reclamation Mining And Safety <br />Permit or other job action : Bond Recalculation Related to Inspection <br />Task description : Smooth Grading pit floor <br />HOURLY EQUIPMENT COST <br />Basic machine : CAT 120H Horsepower : 125 <br />Attachment no. 1 : NA Shift basis : 1 per day <br />Attachment no. 2 : Multi-shank ripper <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown Ownership cost/hour : $19.62 NA <br />Grader operating cost/hour : $26.11 100 <br />Ripper operating cost/hour : $0.00 0 <br />Operator cost/hour : $24.47 NA <br />Total unit cost/hour : $70.19 Total fleet cost/hour : $70.19 <br />MATERIAL QUANTITIES <br />Total area to be graded or ripped : 20.00 acres <br />Source of estimated acreage :Reclamation Plan <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 degrees " <br />Effective blade length : 10.40 feet <br />Width of blade overlap per pass : 2.00 feet <br />Net grading or ripping width per pass : 8.40 feet <br />Unadjusted hourly unit production : 1.2727 acres/hour <br />Job Condition Correction Factors <br />Average site altitude : 7,800 feet <br />* at 0 degrees, blade is perpendicular <br />to direction of travel. <br />** width of ripper beam on ripping applications <br />Altitude adjustment factor <br />Job efficiency adjustment factor <br />Net job correction <br />Source <br />1.00 (Cat HB) <br />0.85 (1sh1d, mod.) <br />0.8500 multiplier <br />Adjusted hourly unit production : 1.0818 acres/hour <br />Adjusted hourly fleet production : 1.0818 acres/hour <br />JOB TIME AND COST <br />Fleet size : 1 grader(s) Total job time : 18.49 hours <br />Unit cost : $64.88 per acre Total job cost : $1,298