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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 02a <br />Date : 10/232002 <br />User: SSS <br />State :Colorado <br />County :Eagle <br />Site : Dotsero < <br />Agency or organization name : DMG <br />Permit or other job action :Routine bond recalculation <br />Task description : Backfill current west highwall to 2:1 <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D8R - 8SU <br />Blade type :Semi-Universal <br />Attachment no. 1 :ROPS Cab <br />Attachment no. 2 :3-shank ripper <br />Cost Breakdown <br />~ ---- -__ <br />MATERIAL QUANTITIES <br />Initial <br />volume : 14.400 CCY <br />Swell <br />factor : 1.255 <br />Source of estimated volume :Assume avg. 12'H x 100'L <br />Source of estimated swell factor :CAT Handbook <br />HOURLY PRODUCTION Job Conditic <br />Average push distance : 100 feet <br />Unadjusted hourly production : 852.6 LCY/hr <br />Material consistency description <br />Partly consolidated stockpile <br />Average push gradient : 6.00 % (I <br />Average site altitude : 7,200 feet <br />Material weight : 950 Ibs/LCY <br />Weight description <br />Cinders <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) <br />Unit cost : $0.144 /LCY <br />i.--- -------. _ .. _. <br /> Utilization <br />Ownership cosUhour : $49.50 NA <br />OperatingcosUhour : $65.98 100 <br />Ripper op. cosUhour : 50.00 0 <br />Operator cosUhour : $27.99 NA <br />Total unit cosUhour : $143.48 Total fleet cost/hour <br /> <br />Permitlob# : M-1987-074 <br />Abbreviation :none <br />Filename : M074-02a <br />£~d7 dR <br />Loose <br />volume : 18,072 LCY <br />filled to 2: 1. <br />Operator skill <br />Material consistency <br />Dozing method <br />Visibility <br />Job efficiency <br />Spoil pile <br />Push gradient <br />Altitude <br />Material weight <br />Blade type <br />Net comedian <br />Adjusted unit production <br />Adjusted fleet production <br />Horsepower: 305 <br />Shift basis : 1 per day <br />Data source : (CRG) <br />0.75 <br />1.10 <br />1.00 <br />1.00 <br />0.83 <br />0.80 <br />0.88 <br />1.00 <br />2.42 <br />1.00 <br />1.17 <br />995.43 LCY/hr <br />995.43 LCY/hr <br />Total job time : 18.15 Hours <br />Total job cost : $2,605 <br />Source <br />