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Colorado Division of Minerals and Geology <br /> ESTIMATING FORM - BULLDOZER WORK <br /> Task #: 222 Prep. by: SLB Task File Name: C017-222 <br /> Date: 03/15/95 Permit #:C-81-017 Mine: Coal Basin Mines <br /> Permit Action: N/A <br /> Task Description: Regrade Rock Tunnel pile access road <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 W) <br /> ownership cost/hr = S47.15 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 /> MATERIAL QUANTITIES <br /> ------------------- <br /> ------------------- <br /> Initial Swell Loose <br /> Volume: 2,666.7 BCY Factor: 1.250 Volume: 3,333.3 LCY <br /> ----..._------ ---------- _____________ <br /> Source of quantity take-off: Aerial photos <br /> ____________________________________________________ <br /> Source of est. swell factor: Caterpillar Handbook <br /> ---------------------------------------------------- <br /> HOURLY PRODUCTION <br /> Job Condition Correction Factors <br /> Avg. push distance: 100 ft. ----------------------._-____ <br /> _________ Operator.......... : 0.75 (avg.) <br /> Unadjusted hourly Mat. consistency.. : 0.70 (Cat tbl) <br /> dozer production: 938 LCY/hr Dozing method..... : 1.00 (gen.) <br /> --------- Visibility........ . 1.00 (avg.) <br /> Material consistency: Job efficiency.... : 0.83 (1sh/day) <br /> Hard to cut or frozen Transmission type. : 1.00 ( PS ) <br /> -------------....,.---_w__--------- Grade adjustment.. : 1.00 (Cat tbl) <br /> Avg. push gradient: 0.00 % (pos) Altitude adj. .... . 0.95 (Cat tbl) <br /> -------- Material weight... . 1.00 (Cat tbl) <br /> Avg. site altitude: 8700 ft. Blade type........ : 1.00 (S or U) <br /> --------- -----------..------------------- <br /> Material weight 2300.00 lb/LCY Net Job Correction : 0.41 <br /> Mat. Descr.: --------- ______--_-- <br /> GENERAL FILL Adjusted Unit Prod.: 388.20 LCY/hr <br /> Adjusted Fleet Production: 388.20 LCY/hr <br /> JOB COST --------- <br /> Fleet size : 1 Dozer(s) Total Job Time: 8.59 Hours <br /> Unit Cost : $0.296 /LCY Total Job Cost: $986.02 <br />