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Colorado Division of Minerals and Geology <br />ESTIMATING FORM - BULLDOZER WORK <br />Taek p: 242 Prep. by: SLB Task File Name: C007-242 <br />____________ ___-_____ _____________ <br />Dare: 09/29/9] Pe rmi[ p:C-80-007 Mine: West Elk Mine <br />Permit Action: Permit Rev rsion No. 7 <br />_____________________________________________________________ <br />Task Ceac: iptior.: Backfill intake and exiha ust shafts - top 3' <br />HOURLY EQUIPMENT COST <br />--------------------= Basic Machine: Cat DBN Horsepower: 2B6 <br />Blade Type: SEMI-UNIVERSAL --------- <br />Attachment pl: ROPS Cab Shift Basis: 1/day <br />Attachment p2: N/A --------- <br />Cost Breakdown: <br />-------------- Utilization k <br />Ownership cost/hr = $40.OS N/A <br />Operating 6 overhaul cost/hr- dozer = 551.67 100 <br />-ripper = 50.00 N/A <br />Operator cost/hr = $22.95 N/A <br />Total egpt. unit cost./hr = $119.67 Total fleet cos[/hr: $119.6] <br />MATERIAL QUANTITIES <br />Initial Swell Looae <br />Volume: 169.3 CCY Factor: 1.165 Volume: 197.2 LCY <br />_-__________ ________-_ _____________ <br />Source of qua nr i[y take-o Ef: Division estimate based on MCC providetl dimensions <br />Source of est. swell factor: Division estimate, SOt rock - 50} dirt <br />NOURLY PRODUCTION <br />_________________ Job Condition Correction Facto ra <br />Avg. push distance: 200 ft. ------------------------- ------- <br />_________ OPe rator.......... 0.75 lavg.l <br />Unadjusted hourly Ma[. consistency.. 0.90 ICat ebl) <br />dozer production: 99B LCY/hr Dozing method..... 1.00 (gen.) <br />--------- Vis ibrlity........ 1.00 (avg.l <br />Ma [e nal consistency: Job efficiency.... 0.83 (lsh/dayl <br />Compac [ed frll or embankment Spoil pile fat [o r. O.BO (fnd-rfl <br />----------------------------- -------- Push gradient..... 1.00 (Cat [bll <br />Avg. push gradient: 0.00 t Ipos) Altitude deration. 1.00 (Cat tbl) <br />--------- Material weigh[... 0.79 ICat tbll <br />Avg. site altitude: 7000 ft. Blade Cype........ 1.00 IS, SU, U) <br />Material weigh[ 2900.00 lb/LCY Net Job Correction 0.36 <br />Mat. Desc r.: --------- ----------- <br />Decomposed rock - SOk Rock, SOt Earth Adz usced Unit Prod.: 159.15 LCY/hr <br />_____________________________________ ___________ <br />Adjusted Fleet Production: 159.15 LCY/hr <br />JOB COST ----------- <br />Fleet size 1 Dozer (s) Total Job Time: 1.29 Hours <br />________ -__________ <br />Unit Cosr 50.]20 /LCY Total Sob Cost: $192.11 <br />