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Colorado Division of Minerals and Geology <br /> ESTIMATING FORM - BULLDOZER WORK <br /> Task #: 152 Prep. by: ESC Task File Name: C017-152 <br /> Date: 03/18/94 Permit #:C-81-017 Mine: Coal Basin Mines <br /> ----------- --------- --------------------------------- <br /> Permit Action: N/A <br /> Task Description: Topsoil Lower Upper Mine #1 Ponds <br /> --------------------------------------------------------- <br /> HOURLY EQUIPMENT COST <br /> Basic Machine: Cat D8L Horsepower: 335 <br /> Blade Type: Straight ---------- <br /> Attachment 91: ROPS Cab Shift Basis: 1/day <br /> Attachment #2: 3-shank ripper ---------- <br /> Cost Breakdown: <br /> ---- Utilization % (code 0§0) <br /> Ownership cost/hr = $52.51 N/A <br /> operating & overhaul cost/hr- dozer = $46.11 100 <br /> -ripper = $0.00 0 <br /> Operator cost/hr = $21.58 N/A <br /> Total egpt. unit cost/hr = $120.19 Total fleet cost/hr: $120.19 <br /> MATERIAL QUANTITIES <br /> Initial Swell Loose <br /> Volume: 70.0 BCY Factor: 1.150 Volume: 80.5 LCY <br /> Source of quantity take-off: Division Estimate <br /> Source of est. swell factor: Division Estimate <br /> HOURLY PRODUCTION <br /> --------------- Job Job Condition Correction Factors <br /> Avg. push distance: 200 ft. ------------------------------- <br /> - Operator.......... . 0.75 (avg.) <br /> Unadjusted hourly Mat. consistency.. : 0.90 (Cat tbl) <br /> dozer production: 536 LCY/hr Dozing method..... : 1.00 (gen.) <br /> — Visibility........ . 1.00 (avg.) <br /> J Material consistency: Job efficiency.... : 0.83 (1sh/day) <br /> Compacted fill or embankment Transmission type. : 1.00 ( PS ) <br /> ---------- Grade adjustment.. : 1.00 (Cat tbl) <br /> Avg. push gradient: 0.00 % (pos) Altitude adj. .... . 0.95 (Cat tbl) <br /> --------- Material weight... : 1.10 (Cat tbl) <br /> Avg. site altitude: 10000 ft. Blade type........ : 1.00 (S or U) <br /> Material weight . 2100.00 lb/LCY Net Job Correction : 0.58 <br /> Mat. Descr.: --------- ------------- <br /> Earth - Loam Adjusted Unit Prod.: 312.46 LCY/hr <br /> ------------- <br /> Adjusted Fleet Production: 312.46 LCY/hr <br /> JOB COST ----------- <br /> Fleet size : 1 Dozer(s) Total Job Time: 0.26 Hours <br /> Unit Cost . $0.385 /LCY Total Job Cost: $30.97 <br />