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Colorado Division of Minerals and Geology <br />ESTIMATING FORM - BULLDOZER NORK <br />Task #: 1 Prep. by: 555 Tesk File Name: MO11.1 <br />____________ _____--__ _____________ <br />Date: 12/10/97 Permit #:M-94-011 Mine: West End Gravel Pit No. 1 <br />-------____- __------- __________________________ <br />Permit Action: Conversion No. 1 Application <br />Task Description: Reduce Stockpile/Processing Area Highwall to 3:1 <br />HOURLY EQUIPMENT COST <br />______________ ______ Basic Machine: Cat D9N Horsepower: 370 <br /> Blade Type: SEMI-UNIVERSAL --------- <br /> Attachment #1: ROPS Cab Shif t Basis: 1/day <br /> Attachment #2: 3-shank ripper --------- <br />Cost Breakdown: <br />-------------- Utilization X <br />Ownership cost/hr = 543.41 N/A <br />Operating 8 overhaul cost/h r- dozer = 574.86 100 <br /> -ripper = 51.92 25 <br />Operator cost/hr = 522.95 N/A <br />Total egpt. unit cost/hr = 8143.14 Total fleet cost/hr: 5143.14 <br />MATERIAL QUANTITIES <br />___________________ <br />___________________ <br />Initial <br />Swell <br />Loose <br />Volume: 11,250.0 CCY Factor: 1.060 Volume: 11,925.0 LCY <br />Source of quantity take off: Assume 30'H x 900 ~L hi ghwall, cut <br />_ <br />___ 8 fill t <br />___ o 3:1 <br />___ <br />_____ <br />Source of est. swell factor: __--___r___________ <br />_________ <br />CAT Handbook ______ _ <br />HOURLY PRODUCTION <br />_________________ Job Condition Correction Factors <br />Avg. push distance: 60 ft. ------------------------ -------- <br />- ------- - Operator.......... 0.75 (avg.) <br />Unadjusted hourly Mat. consistency.. 0.80 (Cat tbl) <br />dozer production: 1514 LCY/hr Dozing method..... 1.20 (slot) <br />- ------- - Visibility........ 1.00 (avg.) <br />Material consistency: Job efficiency.... 0.83 (1sh/day) <br />Dry, non-cohesive Spoil pile factor. 0.80 (fnd-rf) <br />--------------------- ------- --------- Push gradient..... 1.35 (Cat tbl) <br />Avg. push gradient: T6.00 X (neg) Altitude deration. 1.00 (Cat tbl) <br />- ------- - Material weight... 0.71 (Cat tbl) <br />Avg. site altitude: 5800 ft. Blade type........ 1.00 (S or U) <br />Material weight 3250.00 lb/LCY Net Job Correction 0.46 <br />Mat. Descr.: - -----^- - --- -------- <br />Gravel - Pitrun Adjusted Unit Prod.: 690.76 L[Y/hr <br /> Adjusted Fleet Production: 690.76 LCY/hr <br />JOB COST --- -------- <br />Fleet size :. 1 Dozers) Total Job Time: 17.26 Hours <br />Unit Lost 50.207 /LCY Total Job Cost: 52,471.05 <br />