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Colorado Division of Minerals and Geology <br />ESTIMATING FORM MOTOR GRADER YORK <br />Task p; 4 Prep. by: TDG Task File Name: M115 -4 <br />Date; 08/19/97 Permit p:M-94-115 Mine: Orion Pit <br />Permit Action: New 112c application <br />Task Description: Finish grade disturbed areas to egric. stds. <br />HOURLT EQUIPMENT COST <br />_____________________ Basic Machine: CAT 12 SERIES G Horsepower: 135 <br />_~_______________ ____Y ___ <br />Attachment M1: N/A Shift Basis: 1/da <br />ATtachnxnT M2: Multi shank ripper --------- <br />Cost Breakdown: ------------------ <br />-------------- Utilization X (DGI OS D) <br />Ownership cost/hr = 515.92 N/A <br />Operating B overhaul cost/hr -grader = 519.08 100 <br />-ripper = f0,00 0 <br />Operator cost/hr = 523.13 N/A <br />Total egpt. unit cost/hr 558 13 Total fleet cost/h r: 558.13 <br />MATERIAL QUANTITIES <br />Total area to be graded: 10.00 acres <br />Source of quantity rake-off: 4 Bc, pit area • 6 ec. facilities area <br />NWRLY PRODUCTION <br />Selected grading act ivity/work level: Heavy grading only <br />Unadjusted hourly unit produetion: 1,08 acres/hr (Cat Handbook OSA) <br />Job Condition Correc tion Factors: <br />Avg. site alti[ude : 670D ft. <br />Altitude adjustment: 0.96 (Cat Handbook 15s) <br />Job efficiency.... 0.83 (1sh/day VDA) <br />Net Job Correction: 0 80 <br />Adjusted hourly unit production: 0.86 acres/hr <br />Adjusted hourly fleet production: 0.86 acres/hr <br />JOB COST <br />Fleet size 1 Grader(s) <br />______ Total Job Time; 11.62 Hours <br /> <br />Unit Cost - <br />567.553 /acre <br />Total _-----_____ <br />Job Cost: 5675.53 <br />00265 <br />i .. <br />