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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 007 <br />Date : 0610212011 <br />User : RCO <br />State : Colorado Permit/job# : M-2011-013 <br />County :San Miguel Abbreviation :none <br />Site: Airport Pit Filename : M013-007 <br />Agency or organization name: DRMS <br />Permit or other job action :New 112c <br />Task description : Grade processing and stockpiling area <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series 11 - 8SU (200: <br />Blade type : Semi-Universal <br />Attachment no. 1 :ROPS Cab <br />Attachment no. 2:3-shank ripper <br />Horsepower : 310 <br />Shiftbasis : 1 per day <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $53.74 NA <br /> Operating cost/hour : $70.63 100 <br /> Ripper op. cost/hour : $0.00 0 <br /> Operator cost/hour : $38.54 NA <br /> Total unit cost/hour : $162.90 Total fleet cost/hour : $162.90 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 2,420 CCY factor : 1.125 volume : 2,722 LCY <br />Source of estimated volume: 3 ac x 6 inch depth <br />Source of estimated swell factor :NA <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 100 feet Material consistency : 1.00 (Cat HB) <br />Unadjusted hourly production : 852.6 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility: 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift1day) <br />Consolidated stockpile Spoil pile: 0.70 (fnd-mi) <br /> Push gradient : 1.11 (Cat HB) <br />Average push gradient : 5.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 9,100 feet Material weight : 0.87 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,650 Ibs/LCY Net correction : 0.42 <br />Weight description : <br />Decomposed rock - 25% Rock, 75% Earth Adjusted unit production : 359.53 LCY/hr <br /> Adjusted fleet production : 359.53 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 7.57 Hours <br />Unit cost : $0.453 /LCY Total job cost : $1,234