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Colorado Division of Minerals and Geology <br />_________________________________________ <br />ESTIMATING FORM - BULLD02ER WORR <br />Task q: 232 Prep. by: SLB Task File Name: C00]-232 <br />____________ _________ __________ <br />Dale: 04/28/9] Permit N:C-80-007 Mine: West Elk Mine <br />Perini[ Action: Permit Revision No. 7 <br />Task Description: Regrade substation access road <br />HOURLY EQUIPMENT COST <br />Basic Machine: Cat D6N Horsepower: 285 <br />Blade Type: SEMI-UNIVERSAL ---------- <br />Attachment q1: ROPS Cab Sh1fC Basis: 1/day <br />Attachment q2: N/A ---------- <br />Cos[ Breakdown: <br />-------------- Utilization k <br />Ownership cost/hi = $40. 05 N/A <br />Operating fi overhaul cost/hr- dozer = Sbl .fi] 100 <br />-n pper = $0 .00 N/A <br />Operator cost/hr = $22 .95 N/A <br />Total egpt. unit cos[/hr = $114 <br />______ 6] <br />__ Total fleet cos[/hr: $114.6] <br />________ <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />Volume: 6,300.0 CCY Factor: 1.165 Volume: ],339 <br />________ .5 <br />__ LCY <br />_ <br />____________ <br />Source of qua nCiCy Cake-oEE: Table 2 __________ <br />of Exh. 69 __ <br />Source of est. swell factor: Division estimate, 50} rock - 50} dirt <br />HOURLY PRODUCTION <br />----------_____= Job Condition Correc tion Factors <br />Avg. push dis ca nce: 300 ft. ____________________ __________ __ <br />-------- - Operator.......... 0. 75 (avg.l <br />Unadjusted hourly Mat. consistency.. 0. 90 ICat tbl) <br />dozer production: 299 LCY/hr Dozing method..... 1. 00 (gen.) <br />________ _ Visibility........ 1. 00 (avg.) <br />Material consistency: Job efficiency.... O. B3 (lsh/day? <br />Compacted fill or embankment Spoil pile factor. 0. 70 (fnd-mfl <br />---------------------------- --------- Push gradient..... 0. 79 (Cat tbl) <br />Avg. push gradient: 10.00 k (poll Altitude dera[ion. 1. 00 (Cat tbl) <br />________ _ Material weight... 0. "19 (Cat Cbl) <br />Avg. site altitude: ]000 ft. Blade type........ 1. 00 (S, SU, UI <br />________ <br />Material weight 2900.00 _ <br />lb/LCY ____________________ <br />NeC Job Correction __________ <br />0. __ <br />24 <br />Mat. Desc r.: ________ _ _________ __ <br />Decomposed rock - 60k Rock, 60} Earth Adjusted Unit Prod.: ]3. 10 LCY/hr <br />____________________________ _________ <br />Adz usted Flee[ Production: _________ <br />]3. __ <br />10 <br />LCY/hr <br />SOB COST _________ __ <br />Flee[ size 1 Dozer ls) Total Sob Time: 100. 90 Hours <br />________ <br />Unit Cost 51.569 <br />________ <br />!LCY <br />Total Job Cos[: _________ <br />511,512. <br />_________ __ <br />]8 <br />__ <br />