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~lorado Division of Minerals and Geology . <br />ESTIMATING FORM - BULLDOZER NORK <br />Task #: 1 Prep. by: RCO Task File Name: M271-1 <br />Date: 01/29/99 Permit #:M-78-271 Mine: Garrett Pit <br />Permit Action: Scheduled band recalculation - final reclamation <br />Task Description: reduce hi ghwalls to 3:1 <br />HOURLY EQUIPMENT COST <br />_____________________ Basic Machine: Cat D9N Horsepower: 370 <br /> Blade Type: SEMI-UNIVERSAL ---------~ <br /> Attach ment #1: ROPS Lab Shift Basis: 1/day <br /> Attach ment #2: 3•shank ripper ---------~ <br />Cost Breakdown: <br />-------------- Utitizati on 7. <br />Ownership cost/hr = 544.97 N/A <br />Operating 8 overhaul cost/h r - dozer = 578.89 100 <br /> -ripper = 50.00 0 <br />Operator cost/hr = 823.12 N/A <br />Total egpt. unit cost/hr = 5146.97 Total fleet cost/h r: 8146.97 <br />MATERIAL QUANTITIES <br />___________________ <br />___________________ <br />Initial <br />Swell <br />Loose <br />Volume: 19,537.0 BCY Factor: 1.250 Volume: 24,421.3 LCY <br />Source of quantity take-off: 1/99 inspection <br />Source of est. swell factor: program <br />HOURLY PRODUCTION <br />_________________ Job Condition Correction Factors <br />Avg. push distance: 70 f[. -------------------- ------------ <br />- -------- Operator.......... 0.75 (avg.) <br />Unadjusted hourly Mat. consistency.. 0.90 (Cat tbl) <br />dozer production: 1375 LCY/hr Dozing method..... 1.00 (gen.) <br />- -------- Visibility........ 1.00 (avg.) <br />Material consistency: Job efficiency.... 0.83 (1shlday) <br />Compacted fill or embankment Spoil pile factor. 0.70 (fnd-mf) <br />--------------------- -------- -------- Push gradient..... 1.52 (Cat tbl) <br />Avg. push gradient: 25.00 Y, (neg) Altitude deration. 0.96 (Cat tbl) <br />- -------- Material neigh t... 1.00 (Cat tbl) <br />Avg. site altitude: 7740 ft. Blade type........ 1.00 (S or U) <br />Material weight 2300.00 lb/LCY Net Job Correction 0.57 <br />Mat. Desc r.: - -------- ----^------ <br />GENERAL FILL Adjusted Unit Prod.: 784.83 LCY/hr <br /> Adjus ted Fleet Production : 784.83 LCY/hr <br />JOB COST ----------- <br />Fleet size <br />_ 1 <br />______ Dozers) Total Job Time : 31.12 <br />_ Nours <br /> <br />Unit Cost - <br />50.187 <br />/LCY <br />Total Job Cost ---_ <br />_____- <br />: 84,573.37 <br />