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Colorado Division of Minerals and Geology <br />_________________________________________ <br />ESTIMATING FORM - BULLDOZER YORK <br />Task #: 9 Prep, by: SSS Task File Name: M011-9 <br />Date: 12/10/97 Permit #:M-94-011 Mine: West End Gravel Pit No. 1 <br />Permit Action: Conversion No. 1 Application <br />______________________________________________________ <br />Task Description: Rough Grade Northwest Unit Pit Floor <br />HOURLY EQUIPMENT COST <br />____________________ Basic Machine: [at D9N Horsepower: 370 <br />Blade Type: SEMI-UNIVERSAL --------- <br />pttachment ill: ROPS Cab Shift Basis: 1/day <br />Attachment #2: 3-shank ripper --------- <br />Lost Breakdown: <br />-------------- Utilization X <br />Ownership cost/hr = 543.47 N/A <br />Operating 8 overhaul cost/h r- dozer = 574.86 100 <br />-ripper = 50.00 0 <br />Operator cost/hr = 522.95 N/A <br />Total egpt. unit cost/hr = 5141 21 Total fleet cost/hr: 5141.21 <br />MATERIAL QUANTITIES <br />___________________ <br />___________________ <br />Initial Swell Loose <br />Volume: 11,938.0 LCY Factor: N/A Volume: 11,938.0 LCY <br />____________ ________-_ _____________ <br />Source of quantity take-off: Assume 7.G ac. graded at 1" depth <br />---------------------------------------------- <br />Source of est. swell factor: N/A <br />______________________________________________ <br />HOURLY PRODUCTION <br />_________________ Job Condition Correction Factors <br />Avg. push distance: 55 f[. --------------------- ----------- <br />- ------- - Operator.......... 0.75 (avg.) <br />Unadjusted hourly Mat. consistency.. 0.80 (Cat tbl) <br />dozer production: 1598 LCY/hr Dozing method..... 1.00 (gen.) <br />- ------- - Visibility........ 1.00 (avg.) <br />Material consistency: Job efficiency.... 0.83 (1sh/day) <br />Rock, Yell ripped or blasted Spoil pile factor. 0.60 (fnd-rf) <br />--------------------- ------- --------- Push gradient..... 1.00 (Cat tbl) <br />Avg. push gradient: 0.00 X (pas) Altitude deration. 1.00 (Cat tbI) <br />- ------- - Material weight... 0.96 (Cat tbl) <br />Avg. site altitude: 5800 ft. Blade type........ 1.00 (S or U) <br />_ <br />Material weight _____-_ <br />2400.00 _ <br />lb/LCY _____________________ <br />Net Job Correction ___________ <br />0.38 <br />Mat. Descr.: - ------- - ----------- <br />Clay 8 gravel - Dry <br />_____________________ <br />_______ <br />_________ Adjusted Unit Prod.: 610.07 <br />-___---___- LCY/hr <br /> Adjusted Fleet Production: 610.07 LLY/hr <br />JOB COST ----------- <br />Fleet size 1 Dozers) Total Job Time: 19.57 Hours <br />_ <br />Unit Cost ___-_-_ <br />50.231 <br />/LCY <br />Total Job Cost: ________--_ <br />E2, 763.31 <br />