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<br />CIRCES Cost Estimating Software <br />MOTOR GRADER WORK <br />PROJECT IDENTIFICATION <br />Task #: 037 <br />Date : 0112612009 <br />User : JRS <br />Permit/job #: C-1981-012 <br />Abbreviation :none <br />Filename :C012-037 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And <br />Permit or other job action : Permit Renewal 05 <br />Task description :Finish Grade East Portal Area <br />HOURLY EQUIPMENT COST <br />Basic machine : CAT 14H <br />Horsepower : 215 <br />Attachment no. 1 :NA Shift basis : 1 per day <br />Attachment no. 2 : Multi-shank ripper <br />Data source : (CRG) <br /> <br />Cost Breakdown Ownership cost/hour : <br />Grader operating cost/hour : <br />Ripper operating cost/hour : <br />Operator cost/hour : <br />Total unit cost/hour : <br />Utilization % <br />$43.20 NA <br />$48.51 100 <br />$0.00 0 <br />$24.47 NA <br />$116.18 Total fleet cost/hour : $116.18 <br />MATERIAL QUANTITIES <br />Total area to be graded or ripped : 79.70 acres <br />Source of estimated acreage : Map 11 <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 ` at 0 degrees, blade is perpendicular <br />Effective blade length : 12.10 feet to direction of travel. <br />Width of blade overlap per pass : 2.00 feet <br />Net grading or ripping width per pass : 10.10 feet * •• width of ripper beam on ripping applications <br />Unadjusted hourly unit production : 1.5303 acres/hour <br />Job Condition Correction Factors Source <br />Average site altitude : 7,500 feet Altitude adjustment factor : 1.00 I (Cat HB) <br /> Job efficiency adjustment factor : 0.85 (1 sh/d, mod.) <br /> Net job correction : 0.8500 multiplier <br />Adjusted hourly unit production : 1.3008 acres/hour <br />Adjusted hourly fleet production : 1.3008 acres/hour <br />JOB TIME AND COST <br />Fleet size : 1 grader(s) <br />Unit cost : $89.32 per acre <br />RN-05 Exhibit 28-41 <br />State : Colorado <br />County: Las Animas <br />Site : New Elk Mine <br />Total job time : <br />Total job cost : <br />61.27 hours <br />$7,119 <br />(Revised 2/16/09)