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Colorado Division of Mirw:rals and Geology <br />ESTIMATING fORM - BULLDOZER YORK <br />Task K: 3 Prep. by: ACS Tesk File Name; M015-3 <br />Date: 10/02/95 Permit q:M-82-015 Mine: Siegrist Pit <br />Permit Action: Monitorfng Inspection <br />Task Description: Finish grading and establishment of 3:1 slopes <br />HOURLY EWIPMENT COST <br />____________________ Basic Machine: Let D8N Horsepower: 285 <br />Blade Type: UNIVERSAL ---------~ <br />Attachment N1: ROPS Cab Shift Basis: 1/day <br />Attachment N2: 1-shank ripper ---------~ <br />Cost Breakdown: <br />-------------- Utilization X <br />Ownership cost/hr = f46.62 N/A <br />Operating 8 overhaul cost/h r- dozer = f51.93 100 <br />-ripper = 51.58 20 <br />Operator cost/hr = 522.95 N/A <br />Total egpt. unit cost/hr = f123.07 Total fleet cost/h r: f123.07 <br />MATERIAL gUANTITIES <br />Initial Swell loose <br />Volume: 60,800.0 LCY Factor: N/A Volume: 60,800.0 LCY <br />Source of quantity take-off: 7/37/95 inspection report ~ w <br />Source of est. swell factor: N/A~ <br />HOURLY PRODUCTION <br />_________________ Job Condi [i on Correction Factors <br />Avg. push distance: 75 ft. --------------------- --------- <br />--------- Operator.......... 0.75 (avg.) <br />Unadjusted hourly Mat. consistency.. 1.00 (Cat tbl) <br />dozer production: 1177 LLY/hr Dozing nethod..... ; 1.00 (gen.) <br />--------- Visibility........ ; 1.00 (avg.) <br />Materi aL consistency: Job efficiency.... 0.83 (1sh/day) <br />Consolidated stockpile Spoil pile factor. 0.70 (ftd-mf) <br />___~__________~_________________~ push gradient..... 7.00 (Cat tbl) <br />Avg. push gradient: 0.00 X (pos) Altitude deration. 1.00 (Cat tbl) <br />--------- Material neigh t. .. 0.68 (Cat tbl) <br />Avg. site altitude: 4800 ft. Blade type........ ; 1.00 (S,SU,U) <br />Material weight 3400.00 lb/LLY Net Job Correction 0.29 <br />Mat. Desc r.: --------- ---------- <br />Serd 8 gravel - wet Adjusted Unit -rod.; 346.87 LCY/hr <br />_____________________________ ________ <br />Adjusted Fleet Production; ___________ <br />346.87 <br />LCY/hr <br />JOB COST ----------- <br />Fleet size 1 Dozers) Total Job Time: 175.28 Hours <br />Unit Cost 50.355 /LCY Total Job Cost; f21,572.37 <br />