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Colorado Division of Minerals antl Geology <br />ESTIMATING FORM - BULLDOZER WORK <br />Task q: 231 Prep. by: SLB Task File Name: 0007-231 <br />____________ ________- _______-__ <br />Date: 04/28/97 Permit #:C-80-007 Mine: West Elk Mine <br />____________ _________ ____________________ <br />Pe rmrt Action: Permit Revision No. 7 <br />________________________________________________ <br />'Task Description: Reg ride main road Sta. 7-SB <br />________________________________________________ <br />HOURLY EQUIPMENT COST <br />Cost Breakdown: <br />Basic Machine: Cat DBN Horsepower: 285 <br />Blade Type: SEMI-UNIVERSAL ---------- <br />AtCachmen[ #1: ROPS Cab Shift Basis: 1/day <br />Attic hme n[ #2: N/A ---------- <br /> utilization } <br />Ownership cost/hr = $90. 05 N/A <br />Operating S overhaul cost/hr- dozer = $51. 67 100 <br />-ripper = $0. 00 N/A <br />Ope ta[ot cost/hr = $22. 95 N/A <br />Total egpt. unit cost/hr = $119.67 Total fleet cost/h r- $119.67 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />Volume: 27,778.5 CCY Factor: 1.165 Volume: 32,362.0 LCY <br />Source of gvanrity take-oEE: Table 2 of Exh. 69 <br />Source of est. swell factor: Division estima [e, BOt rock - SOt drrt <br />HOURLY PRODUCTION <br />Job Condition Correction Factors <br />Avg, push dis [ante: 300 ft. -------------------- <br />- ------- - Operator.......... 0 .75 (avg.) <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: Sob efficiency.... 0 .83 (lsh/dayl <br />Compacted Eill or emb ankment Spoil pile factor. 0 .70 (fnd-mfI <br />--------------------- ------- --------- Push gradient..... 0 .90 (Ca[ [bll <br />Avg. push gradient: 5.00 t (poll Altitude deration. 1 .00 (Cat cbll <br />- ------- - Material weight... 0 .79 (Cat cbll <br />Avg. site altitude: <br />_ 7000 <br />__ <br />___ ft. Blade type........ <br />____ <br />__________ <br />___ 1 <br />_________ .00 <br />___ IS, SU, U) <br />Material weight _ <br />_ <br />_ <br />2900.00 16/LCY _ <br />__ <br />Net Job Correction 0 .28 <br />Mac. Descr.: - -------- <br />Decomposed rock - 60} Rock, SOt Eatth Adjusted Umt Prod.: 83 .95 LCY/hr <br />_____________________ ________ ________ <br />Adjusted Fleet Production: ________ <br />83 ___ <br />.95 <br />LCY/hr <br />SOB COST -------- --- <br />Fleet srze 1 Dozer (s) Total Sob Time: 385 .49 Hours <br />_ <br />Unit Cos[ <br />_ _______ <br />$1.366 <br />_______ <br />/LCY <br />Total Job Cost: ___--___ <br />$99,202 <br />________ ___ <br />.25 <br />___ <br />