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~olorado Division of Minerals and Geology • <br />ESTIMATING FORM - BULLDOZER YORK <br />Task #: 2 Prep. by: SSS Task Fi Le Name: M115-2 <br />Date: 03/02/99 Permit #:M•85-115 Mine: Greer Pit <br />Permit Action: Routine bond recalculation <br />Task Description: Regrade pit floor <br />HOURLY EQUIPMENT COST <br />Basic Machine: Ca[ D8N Horsepower: 285 <br />Blade Type: SEMI-UNIVERSAL --------- <br />Attachment #1: ROPS Cab Shift Basis: 1/day <br />Attachment #2: N/A --------- <br />Cost Breakdown; <br />-------------- Utilization % <br />Ownership cost/hr = 537.10 N/A <br />Operating 8 overhaul cost/h r- dozer = 555.03 100 <br />-ripper = 50.00 N/A <br />Operator cos[/hr = f23.12 N/A <br />Total egpt. unit cost/hr = 5115.25 Total fleet cost/h r: 5115.25 <br />MATERIAL QUANTITIES <br />___________________ <br />___________________ <br />Initial Suell Loose <br />Volume: 3,581.0 LCY Factor: N/A Volume: 3,581.0 LCY <br />Source of quantity take-off: Pssume 425' x 455' graded iJ a 6" depth <br />Source of est. swell factor: N/A <br />_ <br />___ <br />________ <br />___________ <br />___________ <br />_________ <br />HOURLY PRODUCTION _____ ___ <br />_________________ Job Condition Correcti on Factors <br />Avg. push distance: 55 ft. ---------------------- ---------- <br /> --------- Operator.......... 0-75 (avg.) <br />Unadjusted hourly Mat. consistency.. 1.10 (Cat tbI) <br />dozer production: 1126 LCY/hr Dozing method..... 1.00 (gen.) <br /> --------- Visibility........ 1.00 (avg.) <br />Material consistency : Job efficiency.... 0.83 (1sh/day) <br />Partly consolidated stockpile Spoil pile factor. 0.70 (fnd-mf) <br />-------------------- ----------------- Push 9radi ent..... 1.00 (Cat tbl) <br />Avg. push gradient: 0.00 % (pos) ALti rude dera[i on. 1.00 (Cat tbl) <br /> --------- Material weight... 0.71 (Cat tbl) <br />Avg. site altitude: 6600 ft. Blade type........ 1.00 (S or U) <br /> <br />Material weigh[ _____--_- <br />3250.00 lb/LCY ______________________ <br />Net Job Correction __________ <br />0.34 <br />Ma[. Descr.: --------- ----------- <br />Gravel - Pitrun Adjusted Unit Prod.: 381.87 LCY/hr <br />____________________ _________________ <br />Adjus <br />ted Fleet Production: _-_________ <br />361.87 <br />LCY/hr <br />J08 COST ----------- <br />Flee[ size 1 Dozers) Total Job Time: 9.38 Hours <br /> <br />Unit Cost _____--- <br />50.302 /LCY <br />Total Job Cost: ___-----___ <br />51,080.74 <br />