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CIRCES Cost Estimating Softwa <br />B WORK <br />M m <br />PROJECT IDENTIFICATION <br />Task #: <br />020 <br />State : Colorado <br />PE!rmit/job# : C -96 -083 <br />Date : <br />1110212009 <br />County : Delta <br />Abbreviation : none <br />User: <br />JRS <br />Site Bowie No. 2 Mine <br />Filename : C083 -020 <br />Agency or organization name : Colorado Division Of Reclamation, Mining An Safety <br />Permit or other job action : 2009 Midterm Review <br />Task description Regrade Material Storage Area from TR -29 <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D10R - 10SU (2005) Horsepower: 570 <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 />volume: 500 CCY <br />factor : <br />1.165 volume: <br />582 <br />LCY <br />Source of estimated volume <br />Division Estimate <br />Source of estimated swell factor <br />CAT Handbook <br />HOURLY PRODUCTION <br />Job Condition Correction Factors <br />Source <br />Operator skill : <br />0.75 <br />(avg.) <br />Average push distance : 200 <br />feet <br />Material consistency: <br />0.90 <br />(Cat HB) <br />Unadjusted hourly production : 946.0 <br />LCY /hr <br />Dozing method: <br />1.00 <br />(gen.) <br />Visibility: <br />1.00 <br />(avg.) <br />Material consistency description : <br />Job efficiency: <br />0.83 <br />( lshift/day) <br />Compacted fill or embankment <br />Spoil pile: <br />0.80 <br />(fnd -r1) <br />Push gradient: <br />0.90 <br />(Cat HB) <br />Average push gradient: 5.00 <br />% (pos) <br />Altitude : <br />1.00 <br />(Cat HB) <br />Average site altitude : 6,000 <br />feet <br />Material weight: <br />0.79 <br />(Cat HB) <br />Blade type : <br />1.00 <br />(S /SU /U) <br />Material weight : Z900 <br />Ibs /LCY <br />Net correction : <br />0.32 <br />Weight description: <br />Decomposed rock - 50% Rock, 50% Earth <br />Adjusted unit production : <br />303.73 <br />LCY /hr <br />`Adjusted fleet production : <br />1,214.92 <br />LCY /hr <br />�. <br />JOB TIME AND COST <br />Fleet size : 4 <br />Dozer(s) <br />Total job time: <br />0.48 <br />Hours <br />Unit cost: $0.845 <br />/LCY <br />Total job cost: <br />$492 <br />. - <br />