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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: Opt State : Colorado Permitrob# : M-1991-133 <br />Date : 1212612006 <br />User : KAP <br />County :Conejos Abbreviation :none <br />Site : Vladez Gravel Pit Filename : M133-001 <br />Agency or organization name : Colorado Division Of Reclamation, Mining, And Safety <br />Permit or other job action : Bond Calculation Related to Inspection <br />Task description : Rough grade and rip pit floor <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series M - 8SU (200: <br />Blade type : Seml-Universal <br />Attachment no. 1 : ROPS Cab <br />Attachment no. 2 :3-shank ripper <br />Horsepower: 310 <br />Shift basis :-I per day <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $58.24 NA <br /> Operating cost/hour : $73.75 100 <br /> Ripper op. cost/hour : $3.43 50 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $168.20 Total fleet cost/hour : $168.20 <br />: <br /> :,•..: <br />. <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume:' <br />olume : ' 3,700 CCY factor : 1.215 <br />volume : <br />4,496 <br />LCY <br /> <br />Source of estimated volume : permit file, inspection <br />Source of estimated swell factor : Cat Handbook <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance . 100 feet Material consistency : 0.90 (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 (lshift/day) <br />Compacted rill or embankment Spoil pile : 0.80 (fnd-r!) <br /> Push gradient : 1.00 (Cat HB) <br />Average push gradient : 0.00 % (nag) Altitude : 1.00 (Cat HB) <br />Average site altitude : 7,860 feet Material weight : 0.70 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 3,300 Ibs/LCY Net correction : 0.31 <br />Weight description : <br />Decomposed rock - 75% Rock, 25% Earth Adjusted unit production : 265.96 - LCY/hr