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Colorado Division of Minerals and Geology <br />ESTIMATING FORM - BULLD02ER YORK <br />Task N: 2 Prep. by: CLK cask File Rama: M041-Z <br />Dale: 08/31/95 Permit N:M-93-041 Mine: Dore Flats quarry <br />Permit Action: TR001 <br />Task Descri ptian: Regrede waste rock surface in pits NN~ <br />HOURLY EQUIPMENT COST <br />____________________ Basic Machine: [at D9N Horsepower: 370 <br />Blade Type: UNIVERSAL --------- <br />Attechment M1: ROPS Cab Shift Basis: 1/day <br />Attachment R2: 3-shank ripper --------- <br />Cost Breakdown: <br />-------------- ~ Uti Lization X <br />Ownership cost/hr = (48.70 R/A <br />Operating 8 overhaul cost/hr- dozer = (74.58 100 <br />-ripper = f0.00 0 <br />Operator cost/hr = (22.95 N/A <br />Total eqp[. unit cost/hr = f146.22 Total fleet cost/hr: f292.44 <br />MATERIAL DUANTITIES <br />Initial Swell Loose <br />Volume: 464,489.0 8CY Factor: 1.640 Volume: 761,762.0 LCY <br />Source of quenti ty take-off: Exhibit C-2 <br />- -------------- '-- <br />Source of est. swell factor: n/a <br />HOURLY PRODUCTION <br />___ ______ ______ Job Condition Correc tion Factors <br />Avg• push distance: 100 ft. ------------------- ------------ <br />- ------- Operator.......... 0.75 (avg.) <br />Unadjusted hourly Mat. consistency.. 0.70 (Cat tbl) <br />dozer production: 1234 LCY/hr Dozing method..... 1.00 (gen.) <br />- -------- Vi si bilitY•••••••• : 1.00 (avg.) <br />Material consistency: Job efficiency.... 0.83 (1sh/day) <br />Rock, avg. ripped or blasted Spoil pile factor. 0.90 (ssd-fc) <br />_____________________ ________________ Push gradient. .... 0.97 (Cat tbl) <br />Avg. push gradient: 2.00 X (pos) Altitude deration. 1.00 (Cat tbl) <br />- -------- Material weight... 0.82 (Cat [bl) <br />Avg. site altitude: 5350 ft. 8l ede type........ <br />__ 1.00 <br />- <br />__ (S, SU,U) <br />_ <br />Materiel weight ________ <br />2800.00 lb/LCY ______________r__ <br />Net Job Correction _________ <br />0.31 <br />Ma[. Descr.: - -------- ----------- <br />Granite - Broken Adjusted Unit Prod.: 385.24 LCY/hr <br /> Adjusted Flee[ Production: 770.48 LCY/hr <br />JOB COST ----------- <br />Flee[ size 2 Dozers) <br />_ <br />_ Total Job Time: 988.69 <br />----------- Hours <br />- <br />Unit Cost "-- <br />- <br />- <br />f0.380 /LCY Total Job Cos[: f289, 136.32 <br />