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CIRCES Cost Estimating Software <br /> BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 002 State :Colorado PermiUjob# : M-2002-094 <br />Date : 06/15/2007 County :Montrose Abbreviation :none <br />User : WHE Site :Allen Pit Filename : M094-002 <br />Agency or organization name : DRMS <br />Permit or other job action : SO-Of <br />Task description :Highwall reduction from O.SH:1V to 2.5H:1V <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D8R Series 11 - 8SU (200: Horsepower : 310 <br />Blade type :Semi-Universal <br />Attachment no. 1 :ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization <br />Cost Breakdown : Ownership cosUhour : $58.24 NA <br />Operating cosUhour : $73.75 100 <br />Ripper op. cosUhour : $0.69 f0 <br />Operator cost/hour : $32.78 ~ NA <br />Total unit cosUhour : $165.46 Total fleet cosUhour : $165,46 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 16,296 LCY factor : NA volume : 16,296 LCY <br />Source of estimated volume :See attached drawing, "Highwall Reduction" <br />Source of estimated swell factor :NA <br /> <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 : 10.00 % (neg) <br />Average site altitude : 6,600 feet <br />Material weight : 2,900 Ibs/LCY <br />Weight description <br />Decomposed rock - 50 % Rock, 50 % Earth <br />..... ..... ............. ...... ... <br />JOB TIME AND COST <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 : 1.22 <br />Altitude : 1.00 <br />Material weight : 0.79 <br />Blade type : 1.00 <br />Net correction : 0.44 <br />Adjustetl unit production : 609.63 LCY/hr <br />Adjusted fleet production : 609.63 LCY/hr <br />Fleet size : 1 Dozers) Total job time : 26.73 Hours <br />Unit cost : $0.271 /LCY Total job cost : $4,423 <br />