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Colorado Division of Minerals erd Geolog~ <br />ESTIMATING FORN - BULLD02ER YORK <br />Task N: 2 Prep. by: APN Task File Name: M030-2 <br />Date: 06/01/95 Permit #:M-95-030 Mine: Green Bros. Pit No. 2 <br />Permit Action: Neu 770 permit application <br />Task Description: Grading down overburden stockpile <br />HOURLY EQUI PMEMT COST <br />_____________________ Basic Machine: Cat D8N Horsepower: 285 <br />Blade Type: Universal ---------- <br />Attachment M1: ROPS Cab Shift Basis: 1/day <br />Attachment Y2: N/A --------- <br />Cost Breakdown: <br />------------- Utilization X (code dS0) <br />Ownership cost/hr = (40.42 N/A <br />Operating 8 overhaul cost/h r- dozer = (40.63 100 <br /> -ripper 50.00 N/A <br />Operator cost/hr = 527.58 N/A <br />Total egpt. unit cost/hr 5702.63 Total fleet cost/hr: 5102.63 <br />MATERIAL QUANTITIES <br />___________________ <br />___________________ <br />Initial <br />Swell <br />Loose <br />Volume: 4,730.0 LLY Factor: 1.060 Volume: 5,013.8 LCY <br />Source of quantity take-off: Calculated from permit <br />Source of est. swell factor: Program <br />HOURLY PRODUCTION <br />_________________ Job Condition Correction Factors <br />Avg. push distance: 60 ft. ------------------------ ------- <br />__~____ _ Operator.......... 0.75 (avg.) <br />Unadjusted hourly Mat. consistency.. 1.10 (Cat tbl) <br />dozer production: 1387 LCY/hr Dozing method..... 1.00 (gen.) <br />-------- - Visibility........ 1.00 (avg.) <br />Materiel consistency: Job efficiency.... 0.83 (1sh/day) <br />Partly consolidated stockpile Transmission type. 1.00 ( DS ) <br />______~___________________ _________ Grade adlustment.. 1.00 (Cat tbl) <br />Avg. push gradient: 0.00 X (pos> Altitude adj. .... 7.00 (Cat tbl) <br />-------- - Material weight... 0.79 (Cat tbl) <br />Avg. site altitude: 4250 ft. Blade type........ 1.00 (S or U) <br />Material weight 2900.00 lb/LLY Net Job Correction 0.54 <br />Mat. Desc r.: -------- - ---- ------- <br />Bard 8 gravel - Dry Adjusted Unit Prod.: 752.98 LCY/hr <br /> Adjusted Fleet Production: 752.98 LCY/hr <br />JOB COST ---- ------- <br />Fleet size 1 Dozers) Total Job Time: <br />____ 6.66 <br />_______ Hours <br />________ <br />Unit Cost 50.736 /LCY Total Job Cost: 5683.34 <br />