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PROJECT IDENTIFICATION <br />Task # : 061 <br />Date : 0112112010 <br />User: TA <br />CIRCES Cost Estimating Software <br />MOTOR GRADER WORK <br />State : Colorado <br />County :La Plata <br />Site: Kinq li Mine <br />Permit/job #: C -81 -035 <br />Abbreviation :none <br />Filename :C035 -061 <br />Agency or organization name: DRMS _ <br />Permit or other job action : Midterm Permit Review 2010 <br />Task description: Rill /gully maintenance - 8 hours, 3 times over 10 -year period <br />HOURLY EQUIPMENT COST <br />Basic machine: CAT 12H <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 />Total unit cost/hour : <br />Horsepower: 140 <br />Shift basis : 1 per day <br />Data source <br />Utilization % <br />$24.18 NA <br />$38.26 100 <br />$0.00 0 <br />$24.50 NA <br />$86.94 Total fleet cost/hour <br />MATERIAL QUANTITIES <br />Total area to be graded or ripped : 21.36 acres <br />Source of estimated acreage :Acreage that gives 24 hours total work <br />HOURLY PRODUCTION <br />Selected application: Finish grading (0 -2.5 mph) <br />Average grader speed : <br />1.25 <br />mph <br />Selected blade angle : <br />30 <br />degrees " <br />Effective blade length : <br />10.40 <br />feet <br />Width of blade overlap per pass : <br />2.00 <br />feet <br />Net grading or ripping width per pass : <br />8.40 <br />feet " <br />Unadjusted hourly unit production : <br />1.2727 <br />acres /hour <br />Job Condition Correction Factors <br />Average site altitude : 7,500 feet <br />* at 0 degrees, blade is perpendicular <br />to direction of travel. <br />" width of ripper beam on ripping applications <br />(CRG) <br />VAR GA <br />Source <br />Altitude adjustment factor: 0.83 (Cat HB) <br />Job efficiency adjustment factor: 0.85 0 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 : $96.82 per acre <br />Total job time <br />Total job cost <br />23.79 hours <br />$Z068 <br />