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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 003 <br />Date : 09/26/2002 <br />User: WHE <br />State :Colorado <br />County :Archuleta <br />Site :Mask Ranch Gravel Pit <br />PermiVjob# : M-2002-087 <br />Abbreviation :none <br />Filename : M087-003 <br />Agency or organization name : DMG <br />Permit or other job action : 110c application review <br />Task description :Rip 8 grade 4.5 acre processing/stockpile area <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D8R - 8SU <br />Blade type :Semi-Universal <br />Attachment no. 1 : BOPS Cab <br />Attachment no. 2 : 3-shank riooer <br />Cost Breakdown <br /> Utilization °k <br />Ownership cost/hour : $48.47 NA <br />Operating cosVhour : $58.82 100 <br />Ripper op. cosUhour : $3:50 50 <br />Operator cost/hour : $30:65 NA <br />Total unit cost/hour : $141.44 Total fleet cost/hour <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 3,630 LCY factor : NA volume : 3,630 <br />$141.44 <br />LCY <br />Source of estimated volume : (4.5ac)(43560sf/ac)(0.5'D)/27 = 3630 cy <br />Source of estimated swell factor : NA <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br />Average push distance : 50 feet <br />Unadjusted hourly production : 1,400.0 LCY/hr <br />Material consistency description <br />Compacted fill or embankment <br />Average push gradient : 0.00 % (i <br />Average site altitude : 7,290 feet <br />Material weight : 2,900 Ibs/LCY <br />Weight description <br />Sand and gravel - Drv <br />Operator skill : 0.75 <br />Material consistency : 0.90 <br />Dozing method : 1.00 <br />Visibility : 1.00 <br />Job efficiency : 0.83 <br />Spoil pile : 0.80 <br />Push gradient : 1.00 <br />Altitude : 1.00 <br />Material weight : 0.79 <br />Blade type : 1.00 <br />Net correction : 0.36 <br />Adjusted unit production : 497.48 LCY/hr <br />Adjusted fleet production : 497.48 LCYlhr <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : 7.30 Hours <br />Unit cost : $0.284 /LCY Total job cost : $1,032 <br />Horsepower: 305 <br />Shift basis : 1 per day <br />Data source : (CRG) <br />