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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task a : 001 <br />Date : 04/20/2001 <br />User : JRS <br />Agency or organization name :Colorado Division Of Minerals And Geology <br />Permit or other job action :Roadside Portals Current Liability <br />Task description :Scrape Topsoil off Upper RDRSA to Lower Area <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 riooer <br />Cost Breakdown <br />MATERIAL QUANTITIES <br />Initial <br />volume : 7,500 <br />State :Colorado <br />County :Mesa <br />Site : Roadside Portals <br /> Utilization %, <br />OwnershipcosUhour : $49.50 NA <br />OperatingcosUhour : $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 : 1.165 volume : 8,738 LCY <br />Source of estimated volume :Table 14-1 <br />Source of estimated swell factor :CAT Handbook <br />HOURLY PRODUCTION <br />Average push distance : 200 feet <br />Unadjusted hourly production : 491.9 LCY/hr <br />Material consistency description <br />Consolidated stockpile <br />Average push gradient : 15.00 %, (neg) <br />Average site altitude : 4,850 feet <br />Material weight : 2,900 Ibs/LCY <br />Weight description <br />Decomposed rock - 50°6 Rock, 50% Earth <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) <br />Unit cost : $0.556 /LCY <br />Job Condition Correction Factors <br />Operator skill : <br />0.75 Source <br />(avg.) <br />Material consistency : 1.00 (Cat HB) <br />Dozing method : 1.00 (gen.) <br />Visibility : 1.00 (avg.) <br />Job efficiency : 0.83 (1shiWday <br />Spoil pile : 0.80 ((nd-n`) <br />Push gradient : 1.33 (Cat HB) <br />Altitude : 1.00 (Cat HB) <br />Material weight : 0.79 (Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Net correction : 0.52 <br />Adjusted unit production : 258.12 LCY/hr <br />Adjusted fleet production : 258.12 LCY/hr <br />Total job time : 33.85 Hours <br />Total job cost : $4,857 <br />PermiUjobk : C-81-041 <br />Abbreviation :none <br />Filename : C041-001 <br />Horsepower: 305 <br />Shift basis : 1 per day <br />Data source : (CRG) <br />