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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 030 <br />Date : 04/23/2001 <br />User: JRS <br />PermiUjob# : C-81-041 <br />Abbreviation :none <br />Filename : C04 i-030 <br />Agency or organization name :Colorado Division 01 Minerals And Geology <br />Permit or other job action :Roadside Portals Current Liability <br />Task description : Regrade South Diversion Ditch at Roadside Mine <br />HOURLY EQUIPMENT COST <br />Cost Breakdown <br />MATERIAL QUANTITIES <br />Initial <br />volume : 2,000 <br />State :Colorado <br />County :Mesa <br />Site :Roadside Portals <br />Basic machine :Cat D8R - 8SU Horsepower : 305 <br />Blade type :Semi-Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank ripper <br /> Utilization °I° <br />OwnershipcasUhour : $49.50 NA <br />Operating cosUhour : $65.98 100 <br />Ripper op. cosUhour : $0.00 0 <br />Operator cosUhour : $27.99 NA <br />Total unit cosUhour : $143.48 Total fleet cosUhour <br />$143.48 <br />Swell Loose <br />CCY factor: 7.165 volume: 2,330 LCY <br />Source of estimated volume :1986 DMG Estimate <br />Source of estimated swell factor :CAT Handbook <br />HOURLY PRODUCTION <br />Average push distance : 55 feet <br />Unadjusted hourly production : 1,323.4 LCY/hr <br />Material consistency description <br />Compacted li/l or embankmen! <br />Average push gradient : 10.00 °6 ({ <br />Average site altitude : 5,000 feet <br />Material weight : 2,900 Ibs/LCY <br />Weight description <br />Decomposed rock - 50°6 Rack, 50 % Earth <br />Job Condition Correction Factors Source <br />Operator skill : 0.75 (avg.) <br />Material consistency : 0.90 (Cat HE <br />Dozing method : 1.00 (gen.) <br />Visibility : 1.00 (avg.) <br />Job efficiency : 0.83 (ishilUds <br />Spoil pile : 0.80 (/nd-A) <br />Push gradient : 0.79 (Cat H6 <br />Altitude : 1.00 (Cat H6 <br />Material weight : 0.79 (Cat HE <br />Blade type : 1.00 (S/SU/L <br />Net correction : 0.28 <br />Adjusted unit production : 369.99 LCY/hr <br />Adjusted fleet production : 369.99 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time <br />Unit cost : $0.388 /LCY Total job cost <br />6.30 Hours <br />$904 <br />Data source : (CRG) <br />