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PROJECT IDENTIFICATION <br />Task #: 030 <br />Date : 0311712010 <br />User : JRS <br />CIRCES Cost Estimating Software <br />MOTOR GRADER WORK <br />Agency or organization name : Colorado Division Of Reclamation, Mining <br />Permit or other job action : Technical Revision 1 <br />Task description :Finish Grade Disturbed Areas <br />HOURLY EQUIPMENT COST <br />Basic machine : CAT 12H <br />Utilization % <br />$24.21 NA <br />$28.07 100 <br />$0.00 0 <br />$24.50 NA <br />$76.78 Total fleet cost/hour : $76.78 <br />Attachment no. 1 :NA Shift basis : 1 per day <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 />Total unit cost/hour : <br />- <br />MATERIAL QUANTITIES <br />Total area to be graded or ripped : 21.55 acres <br />Source of estimated acreage :Page 2.05.4-7 <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 : 5,400 feet <br />Permit/job #: C-2006-085 <br />Abbreviation :none <br />Filename: C085-030 <br />And Safety <br />Horsepower: 140 <br />at 0 degrees, blade is perpendicular <br />to direction of travel. <br />'. width of ripper beam on ripping applications <br />Source <br />Altitude adjustment factor : 0.83 (Cat HB) <br />Job efficiency adjustment factor : 0.85 (1 sh/d, mod.) <br />Net job correction : 0.7055 multiplier <br />Adjusted hourly unit production : 0.8979 acres/hour <br />Adjusted hourly fleet production : 0.8979 acres/hour <br />JOB TIME AND COST <br />Fleet size : 1 grader(s) <br />Unit cost : $85.51 per acre <br />Data source : (CRG) <br />State : Colorado <br />County :Fremont <br />Site :Northfield Mine