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• Colorado Division of Minerals and Geology' <br />ESTIMATING FORM - MOTOR GRADER WORK <br />Task k: S Prep. by: JD Task File Name: M170-9 <br />____________ _________ ____"________ <br />Date: 09/09/98 Permit #:M-77-170 Mine: Butala Gravel Pit <br />____________ ______"__ _________________________________ <br />Permit Action: Phased Reclamation <br />Task Description: Smooth Grade Growth Medium <br />___""________________________________________________________ <br />HOURLY EQUIPMENT COST <br />_____________________ Basic Machine: CAT 120 SERIES G Horsepower: 125 <br />__________________ __________ <br />Attachment pl: N/A Shift Basis: 1/day <br />Attachment q2: N/A """ "" <br />Cost Breakdown: " """ "--"""""' <br />Ownership cost/hr = $11.57 <br />Operating fi overhaul cost/hr -grader = $17.03 <br />-ripper = $0.00 <br />Operator cos[/hr $23.30 <br />Total eqp[. unit cost/hr = $51.91 <br />MATERIAL QUANTITIES <br />Total area co be graded: 24.60 acres <br />Source of quantity take-off: Calculation <br />Utilization k IDQI 9bQ1 <br />N/A <br />100 <br />N/A <br />N/A <br />Total fleet cost/h r: $51.91 <br />HOURLY PRODUCTION <br />=Selected grading actrvi [y/work level: Medium grading only <br />Unadjusted hourly unit production: 1.49 acres/hr ICat Handbook t86) <br />Job Condition Correction Factors: <br />Avg. site altitude 7170 f[. <br />Altitude adjustment: 1.00 (Cat Handbook pDm) <br />Job eff is rency.... 0.83 (lsh/day e~6) <br />NeC Job Correction: 0.83 <br />Adjusted hourly unit production: 1.29 acres/hr <br />Adj used hourly Eleet production: 1.24 acres/hr <br />JOB COST <br />= Fleet size <br />____ 1 Grader(s) <br />___ Total Job Time: 19.89 Hours <br />___________ <br />Unit Cos[ $91. <br />____ 979 /acre <br />___ TOCal Job GOSC: $1,072.55 <br />___________ <br />