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Colorado Division of Minerals and Geology <br /> ----------------------------------------- <br /> ESTIMATING FORM - BULLDOZER WORK <br /> Task #: 003 Prep. by: SGR Task File Name: C017-003 <br /> ------------ --------- ------------- <br /> Date: 11/17/97 Permit #:C-81-017 Mine: Coal Basin <br /> ------------ --------- --------------------------------- <br /> Permit Action: litigaion estimate <br /> ------------------------------------------------------------- <br /> Task Description: build 30 degree rolled dips on 016 access road <br /> ------------------------------------------------------------- <br /> HOURLY EQUIPMENT COST <br /> Basic Machine: Cat D6D Horsepower: 140 <br /> Blade Type: STRAIGHT ---------- <br /> Attachment #1: ROPS Cab Shift Basis: 1/day <br /> Attachment #2: 3-shank ripper ---------- <br /> Cost Breakdown: <br /> -------------- Utilization <br /> Ownership cost/hr = $18.13 N/A <br /> Operating & overhaul cost/hr- dozer = $24.39 100 <br /> -ripper = $0.30 10 <br /> Operator cost/hr = $22.95 N/A <br /> Total eqpt. unit cost/hr = $65.77 Total fleet cost/hr: $65.77 <br /> -------- -------- <br /> MATERIAL QUANTITIES <br /> Initial Swell Loose <br /> Volume: 50.0 CCY Factor: 1.125 Volume: 56.3 LCY <br /> ------------ ---------- ------------- <br /> Source of quantity take-off: calculations <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.. 0.80 (Cat tbl) <br /> dozer production: 545 LCY/hr Dozing method..... 1.00 (gen.) <br /> --------- Visibility........ 1.00 (avg.) <br /> Material consistency: Job efficiency.... 0.83 (1sh/day) <br /> Rock, well ripped or blasted Spoil pile factor. 0.90 (ssd-fc) <br /> ------------------------------------- Push gradient..... 1.00 (Cat tbl) <br /> Avg. push gradient: 0.00 % (neg) Altitude deration. 1.00 (Cat tbl) <br /> --------- Material weight... 0.90 (Cat tbl) <br /> Avg. site altitude: 8550 ft. Blade type........ 1.00 (S or U) <br /> --------- -------------------------------- <br /> Material weight 2550.00 lb/LCY Net Job Correction : 0.40 <br /> Mat. Descr.: --------- ----------- <br /> Earth - Dry packed Adjusted Unit Prod.: 219.90 LCY/hr <br /> ------------------------------------- ----------- <br /> Adjusted Fleet Production: 219.90 LCY/hr <br /> JOB COST ----------- <br /> Fleet size 1 Dozer(s) Total Job Time: 0.26 Hours <br /> -------- ----------- <br /> Unit Cost $0.299 /LCY Total Job Cost: $16.82 <br /> -------- --------- <br />