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• Colorado Division of Minerals and Geology <br />ESTIMATING FORM - BULLD02ER NORK <br />Task #: 7 Prep. by: ACS Task File Name; M393-7 <br />Date: 08/06/95 Permit #:M-77.393 Mine: Jenkins Site <br />Permit Action: Bond reevaluation <br />Task Description: Strip gravel from area a center of south site <br />HOURLY EOUI PMENT COST <br />_____________________ Basic Machine: Cat D7H SERIES II Horsepower: 215 <br /> Blade Type: UNIVERSAL ----•----- i <br /> Attachment #1: ROPS Cab Shift Basis; 1{da)~ <br /> Attachment #2: 3-shank ripper -----~----- <br />Cost Breakdown: <br />-------------- Utilization X <br />Ownership cost/hr = E38.70 N/A <br />Operating & overhaul costlhr- dozer = E37.95 100 <br /> -ripper = 50.93 20 ' <br />Operator cost/hr = E22.95 N/A <br />Total egpt. unit cost/hr = E100.52 Total fleet cost/hr : E100.52 <br />MATERIAL QUANTITIES <br />___________________ <br />___________________ <br />Initial <br />Swell <br />Loose <br />Volume: 12,000.0 CCY Factor: 1.060 Volume: 12,720.0 LCY <br />Source of quantity ta ke-off: Field measurement <br />Source of est, swell factor; CAT hand book - pit run <br />HOURLY PRODUCTION ~ <br />_________________ Job Condition Correction Factors <br />Avg, push distance: 250 ft. ---------------------- ---------- <br />' - -------- Operator.......... 0.75 (avg.? <br />Unadjusted hourly Mat. consistency.. : 1.00 (Cat tbl) <br />dozer production: 295 LCY/hr Dozing method..... 1.00 (gen.: <br />- -------- Visibility.....-.. 1.00 (avg.i <br />Material consistency: Job efficiency.... : 0.83 (1sh/clay) <br />Consolidated stockpil e Spoil pile factor. ; 0.80 (fnd-rf) <br />--------------------- -------- -------- Push gradient..... : 1.00 (Cat tbl) <br />Avg, push gradient: 0.00 X (neg) Altitude deration. 1.00 (Cat tbL) <br />- -------- Material weight... ; 0.71 (Cat tbl) <br />Avg, site altitude: 5750 ft. Blade type........ 1.00 (S, SU, U) <br />Material weight 3250.00 lb/LCY Net Job Correction : 0.35 <br />Mat. Descr.: - -------- - ---------- <br />Gravel - Pitrun Adjusted Unit Prod.: 103.91 LCY/hr <br /> Adjusted Fleet Production: 103.91 LCY/hr <br />JOB COST - ---------- <br />Fleet size 1 Dozers) Total Job Time; 122.41 Hours <br />Unit Cost 50.967 /LCY Total Job Cost; 512,304.68 <br />