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Colorado Division of Minerals end Geology <br />ESTIMATING FORXN BULLD02ER YORK <br />Task p: 3c Prep. by: TDG Task File Neme: M115.3c <br />Date: 08/19/97 Permit N:M-9G-115 Mine: Orion Pit <br />Permit Action: New 112c application. <br />Task Description: Beckfill/regrade highwall - 3:1 bal. cut/fill portion <br />XOURLY EOUIPXEHT COST <br />_____________________ Basic Machine: Cat D8N Xorcepower: 285 <br /> Blade Type: SENI•UNIVERSAL ------ <br /> Attachment q1: ROPS Cab shifT Basis: 1/day <br /> Attachment K2: 3•shenk ripper --------- <br />Cosa Breakdown: <br />-------------- Utilization X <br />Ownership cost/hr = 542.12 N/A <br />Operating 8 overhaul cost/h r- dozer = 552.25 100 <br /> -ripper = f6.68 100 <br />Operator cost/hr = 522.95 N/A <br />Total egpt. unit cost/hr = 5724.00 Total fleet cost/h r: 5248.00 <br />MATERIAL DUAHTITIES <br />___________________ <br />___________________ <br />Initial <br />Swell <br />Loose <br />Vol une: 1,532.0 B <br />__ CY Factor: 1.430 Yolume: <br />__ 2,190.8 <br />__ LCY <br />-___ <br />______ <br />Source of quantity take off: ______ <br />_- ______ <br />_____ <br />Assume 17'H avg., vert. to 3:1, 382'l <br />Source of est. swell factor: Lat Handbook <br />HOURLY PRODUCTION - - <br />_________________ Job CoMifion Correction Factors <br />Avg. push distance: 75 ft. ------------------------ ------- <br />- ------- - Operator.......... 0.75 (avg.) <br />Unadjust ed hourly Nat. consistency.. 0.90 (Lot tbl) <br />dozer production: 957 LCT/hr Dozing method..... 1.00 (gen,) <br />- ------- - Visibil try........ 1.00 (avg.) <br />Materiel consistency: Job efficiency.... 0.83 (1sh/day) <br />Compacted fill or embankment Spoil pile factor. 0.80 (fad-rf) <br />--------------------- ------- --------- Push gradient..... 1.22 (Cat tbl) <br />Avg. push gradient: 10.00 X (nag) Altitude deration. 1.00 (Lot tbl) <br />- ------- - Material weight... 0.70 (Cat tbl) <br />Avg. site altitude: 6700 ft. Blade type........ 1.00 (5 or U) <br />Maieri of weight 3300.00 lb/LCY Net Job Correction 0.38 <br />Mat. Desc r.: - ------- - ---- ------- <br />Decomposed rock - 75X Rock, 25X Earth Adjusted Unit Prod.: 366.04 LCY/hr <br /> Adjusted fleet Production: T32.09 L[Y/hr <br />JOB COST ---- ------- <br />Fleet size 2 <br />____ Dozers) Total Job Time: 2.99 Xours <br />_ <br />Unit Cost _ <br />__ <br />50.339 <br />/LCY ---- <br />Total Job Cost: --_____ <br />5742.15 <br />00264 <br />