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Colorado Division of Minerals and Geology <br /> ESTIMATING FORM - BULLDOZER WORK <br /> Task #: 21 �.- Prep. by: SLB Task File Name: C017-21 <br /> -Date:- 1 ` /20 94 Permit #:C-81-017 Mine: Coal Basin Mines - <br /> ____ -----------------------------_ <br /> 5., Permit Action: N/A <br /> Task Description: Push Rock Tunnel bench material onto faceup <br /> HOURLY EQUIPMENT COST <br /> Basic Machine: Cat D8L Horsepower: 335 <br /> Blade Type: Straight ---------- <br /> Attachment #1: ROPS Cab Shift Basis: 1/day <br /> Attachment #2: N/A ---------- <br /> Cost Breakdown: <br /> Utilization % (code OSU) <br /> Ownership cost/hr = $47.15 N/A <br /> Operating & overhaul cost/hr- dozer = $46.11 100 <br /> -ripper = $0.00 N/A <br /> Operator cost/hr = $21.58 N/A <br /> Total eqpt. unit cost/hr = $114.83 Total fleet cost/hr: $114.83 <br /> -------- _-__---- <br /> MATERIAL QUANTITIES <br /> ------------------- <br /> ------------------- <br /> Initial Swell Loose <br /> Volume: 48,400.0 LCY Factor: N/A Volume: 48,400.0 LCY <br /> Source of quantity take-off: volume from 1983 cost est, permit modifications <br /> -------------------------------------------___----- <br /> Source of est. swell factor: N/A <br /> ---------------------------------------------------- <br /> HOURLY PRODUCTION <br /> Job Condition Correction Factors <br /> Avg. push distance: 150 ft. -------------------------------- <br /> -------- Operator.......... . - 0.75 (avg.) <br /> Unadjusted hourly Mat. consistency.. : 0.90 (Cat tbl) <br /> dozer production: 692 LCY/hr Dozing method..... : 1.00 (gen.) <br /> --------- Visibility........ . 1.00 (avg.) <br /> Material consistency: Job efficiency.... : 0.83 (1sh/day) <br /> Compacted fill or embankment Transmission type. : 1.00 ( PS ) <br /> ------------------------------------ Grade adjustment.. : 0.67 (Cat tbl) <br /> Avg. push gradient: 15.00 % (pos) Altitude adj. .... . 0.95 (Cat tbl) <br /> --------- Material weight... . 0.90 (Cat tbl) <br /> Avg. site altitude: 8700 ft. Blade type........ : 1.00 (S or U) <br /> ----- ------------------------------- <br /> Material ________________________________ <br /> Material weight 2550.00 lb/LCY Net Job Correction : 0.32 <br /> Mat. Descr.: --------- ___________ <br /> Sandstone Adjusted Unit Prod.: 221.27 LCY/hr <br /> _____________________________________ <br /> Adjusted Fleet Production: 221.27 LCY/hr <br /> JOB COST ----------- <br /> Fleet size : 1 Dozer(s) Total Job Time: 218.74 Hours <br /> Unit Cost . $0.519 /LCY Total Job Cost: $25,117.76 <br /> -------- ----------- <br />