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I j <br />• • <br />Colorado Division of Minerals and Geology <br />----------------------------------------- <br />ESTIMATING FORM - BULLD02ER WORK <br />Task #: 3 Prep. by: SSS Task File Name: M011-3 <br />Date: 12/10/97 Permit #:M-94.011 Mine: West End Gravel Pit No. 1 <br />Permit Action: Conversion No, 1 Application <br />Task Description: Reduce Northwest Unit Hi ghwall to 3:1 <br />HOUNLY EQUIPMENT COST <br />_____________________ Basic Machine: Ca[ D9N Horsepower: 370 <br /> Blade Type: SEMI-UNIVERSAL --------- <br /> Attachment #1: ROPS Cab Shift Basis: 1/day <br /> Attachment #2: 3-shank ripper --------- <br />cost Breakdown: <br />-------------- Utilization Y. <br />Ownership cost/hr = 543.41 N/A <br />Operating 8 overhaul cost/hr- dozer = 574.86 100 <br /> -ripper = 51.92 25 <br />Operator cost/hr = 522.95 N/A <br />Total egpt. unit cost/hr = 5143.14 Total fleet cost/h r: 5143.14 <br />MATERIAL QUANTITIES <br />___________________ <br />___________________ <br />Initial <br />Swell <br />Loose <br />Volume: 3,750.0 CCY Factor: 1.060 Volume: 3,975.0 LCY <br />Source of quantity ta ke off: Assume 15'H x 1200'L highwall, cut 8 fill to 3:1 <br />Source of est. swell factor: CAT Handbook <br />HOURLY PRODUCTION <br />_________________ Job Condition Correction Factors <br />Avg, push distance: 50 ft. ------------------------- ------- <br />- ------- - Operator.......... 0.75 (avg.) <br />Unadjusted hourly Mat. consistency.. 0.8D (Cat tbl) <br />dozer production: 1696 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: 16.00 X (neg) Altitude deration. 1.00 (Cat tbl) <br />- -------- Materiel 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. Desc r.: - -------- ---- ------- <br />Gravel - Pitrun Adjusted Unit Prod.: 773.67 LCY/hr <br /> Adjusted Fleet Produetion: 773.67 LCY/hr <br />JOB COST ---- ------- <br />Fleet size 1 Dozers) Total Job Time: 5.14 Hours <br />_ <br />unit Cost --_____ <br />50.185 <br />/LCY ____ <br />Total Job Cost: _-_____ <br />5735.41 <br />