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Colorado Division of Minerals and Geology <br />EST IMAT.ING FORM - BT LOO ZER WOP.K <br />Task W: 229 Prep, by: SLB <br />____________ _________ <br />Dale: 04/28/97 Permit q:C-80-007 <br />Permit Action: Permit Revision NO. 7 <br />_______________________ <br />Task Description: Regrade light use roads <br />HOURLY EQUIPMENT COST <br />Task File Name: 0007-229 <br />Mine: West Elk Mine <br />Basic Machine: Ca[ OBN Horsepower: 205 <br />Blade Type: SEMI-UNIVERSAL --------- <br />Attachment ql: ROPS Cab Shift Basis: 1/day <br />Attachment q2: N/A --------- <br />Cost Breakdown: <br />______________ Utilization t <br />Ownereh ip cost/hr = $90. 05 N/A <br />Operating & overhaul cost/hr- dozer = 551. 67 100 <br />-ripper = $0. 00 N/A <br />Operator cost/hr = $22. 95 N/A <br />Total eqp[. unit cost/hr = $119` 67 'PO tai fleet cost/hr: $119.67 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />Volume: 39,200.0 CCY Factor: 1.165 Volume: 39,893.0 LCY <br />____________ __________ _____________ <br />Source of quantity take-of F: Table 2 of Exh. 69 <br />Source of est. swell factor: Division estimate, SOk rock - SOk dirt <br />HOURLY PRODUCTION <br />_________________ Sob Condition Correction Factors <br />Avg. pusF. dirt arse: 200 `. t. ____________________ __________ __ <br />- ------- - Operator.......... 0. 75 (avg.) <br />Unadjusted hourly Mat. coneis tency.. 0. 90 (Cat tbl) <br />dozer production: 998 LCY/hr Dozing method..... 1. 00 (gen.l <br />_ _______ - Visibility........ 1. 00 (avg.) <br />Material consistency: Job efficiency.... O. B3 Its h/day) <br />Compacted fill or embankment Spoil pile factor. 0. 70 (End-mfl <br />--------------------- ------- --------- Push gradient..... 0. 79 (Cat Cbl) <br />Avg. push gradient: 10.00 t (pos) Alucude deramon. 1. 00 (Cat tbll <br />_ _______ _ Material weight... 0. 79 (Cat tbll <br />Avg. site altitude: 7000 ft. Blade type........ 1. 00 <br />_ (B, EU,UI <br />_ <br />Material weight _______ <br />2900.00 _ <br />lb/LCY _____________________ <br />Net Job Correction _________ <br />0. _ <br />29 <br />Mat. Descr.: - ------- - --------- -- <br />Decomposed rock - 50t Rock, SOk Earth Adjusted Unit Prod.: 109. 56 LCY/hr <br />_____________________ _______ _________ <br />Adjusted Fleet Production: _________ <br />109. __ <br />56 <br />LCY/hr <br />JOB COST --------- -- <br />. Fleet size 1 Dozer ls) Total Job Time: 363. 66 Hours <br />Oni[ Cost <br />_ 51.097 <br />_______ /LCY Total Job Cost: $91, 698. <br />_________ 68 <br />__ <br />