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Colorado Division of Minerals and Geology <br /> ----------------------------------------- <br /> ESTIMATING FORM - BULLDOZER WORK <br /> Task #: 61 Prep. by: SGR Task File Name: C017-61 <br /> ------------ _________ _____________ <br /> Date: 11/25/97 Permit #:C-81-017 Mine: Coal Basin <br /> ------------ _________ _________________________________ <br /> Permit Action: litigation estimate <br /> _____________________________________________________________ <br /> Task Description: road c - push dirt from excavator to inslope <br /> _____________________________________________________________ <br /> HOURLY EQUIPMENT COST <br /> Basic Machine: Cat D5C SERIES III Horsepower: 90 <br /> Blade Type: POWER ANGLE TILT ---------- <br /> Attachment #1: ROPS Cab Shift Basis: 1/day <br /> Attachment #2: 3-shank ripper ---------- <br /> Cost Breakdown: <br /> -------------- Utilization % <br /> Ownership cost/hr = $11.28 N/A <br /> Operating & overhaul cost/hr- dozer = $16.46 100 <br /> -ripper = $0.00 0 <br /> Operator cost/hr = $22.95 N/A <br /> Total eqpt. unit cost/hr = $50.69 Total fleet cost/hr: $50.69 <br /> ________ -------- <br /> MATERIAL QUANTITIES <br /> Initial Swell Loose <br /> Volume: 20,621.0 LCY Factor: N/A Volume: 20,621.0 LCY <br /> ------------ ---------- _____________ <br /> Source of quantity take-off: task 49 <br /> ____________________________________________________ <br /> Source of est. swell factor: program <br /> ____________________________________________________ <br /> HOURLY PRODUCTION <br /> Job Condition Correction Factors <br /> Avg. push distance: 50 ft. -------------------------------- <br /> --------- Operator.......... 0.75 (avg.) <br /> Unadjusted hourly Mat. consistency.. 1.20 (Cat tbl) <br /> dozer production: 460 LCY/hr Dozing method..... 1.00 (gen.) <br /> --------- Visibility........ 1.00 (avg.) <br /> Material consistency: Job efficiency.... 0.83 (1sh/day) <br /> Loose stockpile Spoil pile factor. 0.80 (fnd-rf) <br /> _____________________________________ Push gradient..... 1.00 (Cat tbl) <br /> Avg. push gradient: 0.00 % (neg) Altitude deration. 1.00 (Cat tbl) <br /> --------- Material weight... 0.70 (Cat tbl) <br /> Avg. site altitude: 9300 ft. Blade type........ 0.63 (PAT) <br /> --------- -------------------------------- <br /> Material weight 3300.00 lb/LCY Net Job Correction : 0.26 <br /> Mat. Descr.: --------- ----------- <br /> Decomposed rock - 75% Rock, 25% Earth Adjusted Unit Prod.: 119.57 LCY/hr <br /> _____________________________________ -------____ <br /> Adjusted Fleet Production: 119.57 LCY/hr <br /> JOB COST ----------- <br /> Fleet size 1 Dozer(s) Total Job Time: 172.46 Hours <br /> -------- ------- --- <br /> Unit Cost $0.424 /LCY Total Job Cost: $8,741.46 <br /> -------- ----------- <br />